From a77f3aea03aebce97cc78fc5152bc538e5fb61e6 Mon Sep 17 00:00:00 2001
From: Kevin Newton <kddnewton@gmail.com>
Date: Mon, 21 Aug 2023 11:16:44 -0400
Subject: [PATCH] Import the test fixtures

---
 .gitignore                                    |   1 +
 Gemfile                                       |   2 +
 Gemfile.lock                                  |   6 +
 README.md                                     |   3 +
 Rakefile                                      |  95 ++++++++++
 bin/{whitequark => parse}                     |   0
 test/fixtures/LICENSE                         |  25 +++
 test/fixtures/__ENCODING__.rb                 |   1 +
 test/fixtures/__ENCODING___legacy_.rb         |   1 +
 test/fixtures/alias.rb                        |   1 +
 test/fixtures/alias_gvar.rb                   |   3 +
 ...biuous_quoted_label_in_ternary_operator.rb |   1 +
 test/fixtures/and.rb                          |   3 +
 test/fixtures/and_asgn.rb                     |   3 +
 test/fixtures/and_or_masgn.rb                 |   3 +
 test/fixtures/anonymous_blockarg.rb           |   1 +
 test/fixtures/arg.rb                          |   3 +
 test/fixtures/arg_duplicate_ignored.rb        |   3 +
 test/fixtures/arg_label.rb                    |   6 +
 test/fixtures/arg_scope.rb                    |   1 +
 test/fixtures/args.rb                         |  63 +++++++
 test/fixtures/args_args_assocs.rb             |   3 +
 test/fixtures/args_args_assocs_comma.rb       |   1 +
 test/fixtures/args_args_comma.rb              |   1 +
 test/fixtures/args_args_star.rb               |   3 +
 test/fixtures/args_assocs.rb                  |  11 ++
 test/fixtures/args_assocs_comma.rb            |   1 +
 test/fixtures/args_assocs_legacy.rb           |  11 ++
 test/fixtures/args_block_pass.rb              |   1 +
 test/fixtures/args_cmd.rb                     |   1 +
 test/fixtures/args_star.rb                    |   3 +
 test/fixtures/array_assocs.rb                 |   3 +
 test/fixtures/array_plain.rb                  |   1 +
 test/fixtures/array_splat.rb                  |   5 +
 test/fixtures/array_symbols.rb                |   1 +
 test/fixtures/array_symbols_empty.rb          |   3 +
 test/fixtures/array_symbols_interp.rb         |   3 +
 test/fixtures/array_words.rb                  |   1 +
 test/fixtures/array_words_empty.rb            |   3 +
 test/fixtures/array_words_interp.rb           |   3 +
 test/fixtures/asgn_cmd.rb                     |   3 +
 test/fixtures/asgn_mrhs.rb                    |   5 +
 test/fixtures/back_ref.rb                     |   1 +
 test/fixtures/bang.rb                         |   1 +
 test/fixtures/bang_cmd.rb                     |   1 +
 test/fixtures/begin_cmdarg.rb                 |   1 +
 .../beginless_erange_after_newline.rb         |   2 +
 .../beginless_irange_after_newline.rb         |   2 +
 test/fixtures/beginless_range.rb              |   3 +
 test/fixtures/blockarg.rb                     |   1 +
 test/fixtures/blockargs.rb                    |  71 +++++++
 test/fixtures/break.rb                        |   7 +
 test/fixtures/break_block.rb                  |   1 +
 test/fixtures/bug_435.rb                      |   1 +
 test/fixtures/bug_447.rb                      |   3 +
 test/fixtures/bug_452.rb                      |   1 +
 test/fixtures/bug_466.rb                      |   1 +
 test/fixtures/bug_473.rb                      |   1 +
 test/fixtures/bug_480.rb                      |   1 +
 test/fixtures/bug_481.rb                      |   1 +
 test/fixtures/bug_ascii_8bit_in_literal.rb    |   2 +
 test/fixtures/bug_cmd_string_lookahead.rb     |   1 +
 test/fixtures/bug_cmdarg.rb                   |   5 +
 test/fixtures/bug_def_no_paren_eql_begin.rb   |   4 +
 test/fixtures/bug_do_block_in_call_args.rb    |   1 +
 test/fixtures/bug_do_block_in_cmdarg.rb       |   1 +
 test/fixtures/bug_do_block_in_hash_brace.rb   |   9 +
 test/fixtures/bug_heredoc_do.rb               |   3 +
 test/fixtures/bug_interp_single.rb            |   3 +
 test/fixtures/bug_lambda_leakage.rb           |   1 +
 test/fixtures/bug_regex_verification.rb       |   1 +
 test/fixtures/bug_rescue_empty_else.rb        |   1 +
 test/fixtures/bug_while_not_parens_do.rb      |   1 +
 test/fixtures/case_cond.rb                    |   1 +
 test/fixtures/case_cond_else.rb               |   1 +
 test/fixtures/case_expr.rb                    |   1 +
 test/fixtures/case_expr_else.rb               |   1 +
 test/fixtures/casgn_scoped.rb                 |   1 +
 test/fixtures/casgn_toplevel.rb               |   1 +
 test/fixtures/casgn_unscoped.rb               |   1 +
 test/fixtures/character.rb                    |   1 +
 test/fixtures/class.rb                        |   3 +
 .../class_definition_in_while_cond.rb         |   7 +
 test/fixtures/class_super.rb                  |   1 +
 test/fixtures/class_super_label.rb            |   1 +
 .../comments_before_leading_dot__27.rb        |  19 ++
 test/fixtures/complex.rb                      |   7 +
 test/fixtures/cond_begin.rb                   |   1 +
 test/fixtures/cond_begin_masgn.rb             |   1 +
 test/fixtures/cond_eflipflop.rb               |   3 +
 test/fixtures/cond_iflipflop.rb               |   3 +
 test/fixtures/cond_match_current_line.rb      |   3 +
 test/fixtures/const_op_asgn.rb                |   9 +
 test/fixtures/const_scoped.rb                 |   1 +
 test/fixtures/const_toplevel.rb               |   1 +
 test/fixtures/const_unscoped.rb               |   1 +
 ...l_meta_escape_chars_in_regexp__since_31.rb |  13 ++
 test/fixtures/cpath.rb                        |   3 +
 test/fixtures/cvar.rb                         |   1 +
 test/fixtures/cvasgn.rb                       |   1 +
 test/fixtures/dedenting_heredoc.rb            |  75 ++++++++
 ...polating_heredoc_fake_line_continuation.rb |   4 +
 ...interpolating_heredoc_line_continuation.rb |   4 +
 test/fixtures/def.rb                          |  11 ++
 test/fixtures/defined.rb                      |   5 +
 test/fixtures/defs.rb                         |   9 +
 test/fixtures/empty_stmt.rb                   |   1 +
 test/fixtures/endless_comparison_method.rb    |  11 ++
 test/fixtures/endless_method.rb               |   7 +
 .../fixtures/endless_method_command_syntax.rb |  15 ++
 .../endless_method_forwarded_args_legacy.rb   |   1 +
 .../endless_method_with_rescue_mod.rb         |   3 +
 test/fixtures/endless_method_without_args.rb  |   7 +
 test/fixtures/ensure.rb                       |   1 +
 test/fixtures/ensure_empty.rb                 |   1 +
 test/fixtures/false.rb                        |   1 +
 test/fixtures/float.rb                        |   3 +
 test/fixtures/for.rb                          |   3 +
 test/fixtures/for_mlhs.rb                     |   1 +
 test/fixtures/forward_arg.rb                  |   1 +
 test/fixtures/forward_arg_with_open_args.rb   |  27 +++
 test/fixtures/forward_args_legacy.rb          |   5 +
 .../forwarded_argument_with_kwrestarg.rb      |   1 +
 .../forwarded_argument_with_restarg.rb        |   1 +
 test/fixtures/forwarded_kwrestarg.rb          |   1 +
 ...rwarded_kwrestarg_with_additional_kwarg.rb |   1 +
 test/fixtures/forwarded_restarg.rb            |   1 +
 test/fixtures/gvar.rb                         |   1 +
 test/fixtures/gvasgn.rb                       |   1 +
 test/fixtures/hash_empty.rb                   |   1 +
 test/fixtures/hash_hashrocket.rb              |   3 +
 test/fixtures/hash_kwsplat.rb                 |   1 +
 test/fixtures/hash_label.rb                   |   1 +
 test/fixtures/hash_label_end.rb               |   5 +
 test/fixtures/hash_pair_value_omission.rb     |   5 +
 test/fixtures/heredoc.rb                      |  14 ++
 test/fixtures/if.rb                           |   3 +
 test/fixtures/if_else.rb                      |   3 +
 test/fixtures/if_elsif.rb                     |   1 +
 test/fixtures/if_masgn__24.rb                 |   1 +
 test/fixtures/if_mod.rb                       |   1 +
 test/fixtures/if_nl_then.rb                   |   2 +
 .../if_while_after_class__since_32.rb         |   7 +
 test/fixtures/int.rb                          |   5 +
 test/fixtures/int___LINE__.rb                 |   1 +
 test/fixtures/interp_digit_var.rb             |  87 +++++++++
 test/fixtures/ivar.rb                         |   1 +
 test/fixtures/ivasgn.rb                       |   1 +
 test/fixtures/keyword_argument_omission.rb    |   1 +
 test/fixtures/kwarg.rb                        |   1 +
 test/fixtures/kwbegin_compstmt.rb             |   1 +
 test/fixtures/kwnilarg.rb                     |   5 +
 test/fixtures/kwoptarg.rb                     |   1 +
 ...ptarg_with_kwrestarg_and_forwarded_args.rb |   1 +
 test/fixtures/kwrestarg_named.rb              |   1 +
 test/fixtures/kwrestarg_unnamed.rb            |   1 +
 .../fixtures/lbrace_arg_after_command_args.rb |   1 +
 .../lparenarg_after_lvar__since_25.rb         |   3 +
 test/fixtures/lvar.rb                         |   1 +
 test/fixtures/lvar_injecting_match.rb         |   1 +
 test/fixtures/lvasgn.rb                       |   1 +
 test/fixtures/masgn.rb                        |   5 +
 test/fixtures/masgn_attr.rb                   |   5 +
 test/fixtures/masgn_cmd.rb                    |   1 +
 test/fixtures/masgn_const.rb                  |   3 +
 test/fixtures/masgn_nested.rb                 |   3 +
 test/fixtures/masgn_splat.rb                  |  19 ++
 .../method_definition_in_while_cond.rb        |   7 +
 test/fixtures/module.rb                       |   1 +
 test/fixtures/multiple_pattern_matches.rb     |   5 +
 test/fixtures/newline_in_hash_argument.rb     |  14 ++
 test/fixtures/next.rb                         |   7 +
 test/fixtures/next_block.rb                   |   1 +
 test/fixtures/nil.rb                          |   1 +
 test/fixtures/nil_expression.rb               |   3 +
 test/fixtures/non_lvar_injecting_match.rb     |   1 +
 test/fixtures/not.rb                          |   5 +
 test/fixtures/not_cmd.rb                      |   1 +
 test/fixtures/not_masgn__24.rb                |   1 +
 test/fixtures/nth_ref.rb                      |   1 +
 test/fixtures/numbered_args_after_27.rb       |   7 +
 test/fixtures/numparam_outside_block.rb       |   9 +
 test/fixtures/op_asgn.rb                      |   5 +
 test/fixtures/op_asgn_cmd.rb                  |   7 +
 test/fixtures/op_asgn_index.rb                |   1 +
 test/fixtures/op_asgn_index_cmd.rb            |   1 +
 test/fixtures/optarg.rb                       |   3 +
 test/fixtures/or.rb                           |   3 +
 test/fixtures/or_asgn.rb                      |   3 +
 test/fixtures/parser_bug_272.rb               |   1 +
 test/fixtures/parser_bug_490.rb               |   5 +
 test/fixtures/parser_bug_507.rb               |   1 +
 test/fixtures/parser_bug_518.rb               |   2 +
 test/fixtures/parser_bug_525.rb               |   1 +
 test/fixtures/parser_bug_604.rb               |   1 +
 test/fixtures/parser_bug_640.rb               |   4 +
 test/fixtures/parser_bug_645.rb               |   1 +
 test/fixtures/parser_bug_830.rb               |   1 +
 ...ops_truncated_parts_of_squiggly_heredoc.rb |   3 +
 ...rser_slash_slash_n_escaping_in_literals.rb |  62 +++++++
 test/fixtures/pattern_match.rb                | 175 ++++++++++++++++++
 .../pattern_matching__FILE__LINE_literals.rb  |   4 +
 test/fixtures/pattern_matching_blank_else.rb  |   1 +
 test/fixtures/pattern_matching_else.rb        |   1 +
 test/fixtures/pattern_matching_single_line.rb |   3 +
 ...le_line_allowed_omission_of_parentheses.rb |  11 ++
 test/fixtures/postexe.rb                      |   1 +
 test/fixtures/preexe.rb                       |   1 +
 test/fixtures/procarg0.rb                     |   3 +
 test/fixtures/range_endless.rb                |   3 +
 test/fixtures/range_exclusive.rb              |   1 +
 test/fixtures/range_inclusive.rb              |   1 +
 test/fixtures/rational.rb                     |   3 +
 test/fixtures/redo.rb                         |   1 +
 test/fixtures/regex_interp.rb                 |   1 +
 test/fixtures/regex_plain.rb                  |   1 +
 test/fixtures/resbody_list.rb                 |   1 +
 test/fixtures/resbody_list_mrhs.rb            |   1 +
 test/fixtures/resbody_list_var.rb             |   1 +
 test/fixtures/resbody_var.rb                  |   3 +
 test/fixtures/rescue.rb                       |   1 +
 test/fixtures/rescue_else.rb                  |   1 +
 test/fixtures/rescue_else_ensure.rb           |   1 +
 test/fixtures/rescue_ensure.rb                |   1 +
 test/fixtures/rescue_in_lambda_block.rb       |   1 +
 test/fixtures/rescue_mod.rb                   |   1 +
 test/fixtures/rescue_mod_asgn.rb              |   1 +
 test/fixtures/rescue_mod_masgn.rb             |   1 +
 test/fixtures/rescue_mod_op_assign.rb         |   1 +
 test/fixtures/rescue_without_begin_end.rb     |   1 +
 test/fixtures/restarg_named.rb                |   1 +
 test/fixtures/restarg_unnamed.rb              |   1 +
 test/fixtures/retry.rb                        |   1 +
 test/fixtures/return.rb                       |   7 +
 test/fixtures/return_block.rb                 |   1 +
 test/fixtures/ruby_bug_10279.rb               |   1 +
 test/fixtures/ruby_bug_10653.rb               |   5 +
 test/fixtures/ruby_bug_11107.rb               |   1 +
 test/fixtures/ruby_bug_11380.rb               |   1 +
 test/fixtures/ruby_bug_11873.rb               |  23 +++
 test/fixtures/ruby_bug_11873_a.rb             |  39 ++++
 test/fixtures/ruby_bug_11873_b.rb             |   1 +
 test/fixtures/ruby_bug_11989.rb               |   3 +
 test/fixtures/ruby_bug_11990.rb               |   3 +
 test/fixtures/ruby_bug_12073.rb               |   3 +
 test/fixtures/ruby_bug_12402.rb               |  27 +++
 test/fixtures/ruby_bug_12669.rb               |   7 +
 test/fixtures/ruby_bug_12686.rb               |   1 +
 test/fixtures/ruby_bug_13547.rb               |   1 +
 test/fixtures/ruby_bug_14690.rb               |   1 +
 test/fixtures/ruby_bug_15789.rb               |   3 +
 test/fixtures/ruby_bug_9669.rb                |   8 +
 test/fixtures/sclass.rb                       |   1 +
 test/fixtures/self.rb                         |   1 +
 test/fixtures/send_attr_asgn.rb               |   7 +
 test/fixtures/send_attr_asgn_conditional.rb   |   1 +
 test/fixtures/send_binary_op.rb               |  41 ++++
 test/fixtures/send_block_chain_cmd.rb         |  13 ++
 test/fixtures/send_block_conditional.rb       |   1 +
 test/fixtures/send_call.rb                    |   3 +
 test/fixtures/send_conditional.rb             |   1 +
 test/fixtures/send_index.rb                   |   1 +
 test/fixtures/send_index_asgn.rb              |   1 +
 test/fixtures/send_index_asgn_legacy.rb       |   1 +
 test/fixtures/send_index_cmd.rb               |   1 +
 test/fixtures/send_index_legacy.rb            |   1 +
 test/fixtures/send_lambda.rb                  |   5 +
 test/fixtures/send_lambda_args.rb             |   3 +
 test/fixtures/send_lambda_args_noparen.rb     |   3 +
 test/fixtures/send_lambda_args_shadow.rb      |   1 +
 test/fixtures/send_lambda_legacy.rb           |   1 +
 test/fixtures/send_op_asgn_conditional.rb     |   1 +
 test/fixtures/send_plain.rb                   |   5 +
 test/fixtures/send_plain_cmd.rb               |   5 +
 test/fixtures/send_self.rb                    |   5 +
 test/fixtures/send_self_block.rb              |   7 +
 test/fixtures/send_unary_op.rb                |   5 +
 test/fixtures/slash_newline_in_heredocs.rb    |  13 ++
 test/fixtures/space_args_arg.rb               |   1 +
 test/fixtures/space_args_arg_block.rb         |   5 +
 test/fixtures/space_args_arg_call.rb          |   1 +
 test/fixtures/space_args_arg_newline.rb       |   2 +
 test/fixtures/space_args_block.rb             |   1 +
 test/fixtures/space_args_cmd.rb               |   1 +
 test/fixtures/string___FILE__.rb              |   1 +
 test/fixtures/string_concat.rb                |   1 +
 test/fixtures/string_dvar.rb                  |   1 +
 test/fixtures/string_interp.rb                |   1 +
 test/fixtures/string_plain.rb                 |   3 +
 test/fixtures/super.rb                        |   5 +
 test/fixtures/super_block.rb                  |   3 +
 test/fixtures/symbol_interp.rb                |   1 +
 test/fixtures/symbol_plain.rb                 |   3 +
 test/fixtures/ternary.rb                      |   1 +
 test/fixtures/ternary_ambiguous_symbol.rb     |   1 +
 test/fixtures/trailing_forward_arg.rb         |   1 +
 test/fixtures/true.rb                         |   1 +
 test/fixtures/unary_num_pow_precedence.rb     |   5 +
 test/fixtures/undef.rb                        |   1 +
 test/fixtures/unless.rb                       |   3 +
 test/fixtures/unless_else.rb                  |   3 +
 test/fixtures/unless_mod.rb                   |   1 +
 test/fixtures/until.rb                        |   3 +
 test/fixtures/until_mod.rb                    |   1 +
 test/fixtures/until_post.rb                   |   1 +
 test/fixtures/var_and_asgn.rb                 |   1 +
 test/fixtures/var_op_asgn.rb                  |   7 +
 test/fixtures/var_op_asgn_cmd.rb              |   1 +
 test/fixtures/var_or_asgn.rb                  |   1 +
 test/fixtures/when_multi.rb                   |   1 +
 test/fixtures/when_splat.rb                   |   1 +
 test/fixtures/when_then.rb                    |   1 +
 test/fixtures/while.rb                        |   3 +
 test/fixtures/while_mod.rb                    |   1 +
 test/fixtures/while_post.rb                   |   1 +
 test/fixtures/xstring_interp.rb               |   1 +
 test/fixtures/xstring_plain.rb                |   1 +
 test/fixtures/yield.rb                        |   7 +
 test/fixtures/zsuper.rb                       |   1 +
 test/yarp_test.rb                             |  63 +++++++
 320 files changed, 1719 insertions(+)
 create mode 100644 README.md
 create mode 100644 Rakefile
 rename bin/{whitequark => parse} (100%)
 create mode 100644 test/fixtures/LICENSE
 create mode 100644 test/fixtures/__ENCODING__.rb
 create mode 100644 test/fixtures/__ENCODING___legacy_.rb
 create mode 100644 test/fixtures/alias.rb
 create mode 100644 test/fixtures/alias_gvar.rb
 create mode 100644 test/fixtures/ambiuous_quoted_label_in_ternary_operator.rb
 create mode 100644 test/fixtures/and.rb
 create mode 100644 test/fixtures/and_asgn.rb
 create mode 100644 test/fixtures/and_or_masgn.rb
 create mode 100644 test/fixtures/anonymous_blockarg.rb
 create mode 100644 test/fixtures/arg.rb
 create mode 100644 test/fixtures/arg_duplicate_ignored.rb
 create mode 100644 test/fixtures/arg_label.rb
 create mode 100644 test/fixtures/arg_scope.rb
 create mode 100644 test/fixtures/args.rb
 create mode 100644 test/fixtures/args_args_assocs.rb
 create mode 100644 test/fixtures/args_args_assocs_comma.rb
 create mode 100644 test/fixtures/args_args_comma.rb
 create mode 100644 test/fixtures/args_args_star.rb
 create mode 100644 test/fixtures/args_assocs.rb
 create mode 100644 test/fixtures/args_assocs_comma.rb
 create mode 100644 test/fixtures/args_assocs_legacy.rb
 create mode 100644 test/fixtures/args_block_pass.rb
 create mode 100644 test/fixtures/args_cmd.rb
 create mode 100644 test/fixtures/args_star.rb
 create mode 100644 test/fixtures/array_assocs.rb
 create mode 100644 test/fixtures/array_plain.rb
 create mode 100644 test/fixtures/array_splat.rb
 create mode 100644 test/fixtures/array_symbols.rb
 create mode 100644 test/fixtures/array_symbols_empty.rb
 create mode 100644 test/fixtures/array_symbols_interp.rb
 create mode 100644 test/fixtures/array_words.rb
 create mode 100644 test/fixtures/array_words_empty.rb
 create mode 100644 test/fixtures/array_words_interp.rb
 create mode 100644 test/fixtures/asgn_cmd.rb
 create mode 100644 test/fixtures/asgn_mrhs.rb
 create mode 100644 test/fixtures/back_ref.rb
 create mode 100644 test/fixtures/bang.rb
 create mode 100644 test/fixtures/bang_cmd.rb
 create mode 100644 test/fixtures/begin_cmdarg.rb
 create mode 100644 test/fixtures/beginless_erange_after_newline.rb
 create mode 100644 test/fixtures/beginless_irange_after_newline.rb
 create mode 100644 test/fixtures/beginless_range.rb
 create mode 100644 test/fixtures/blockarg.rb
 create mode 100644 test/fixtures/blockargs.rb
 create mode 100644 test/fixtures/break.rb
 create mode 100644 test/fixtures/break_block.rb
 create mode 100644 test/fixtures/bug_435.rb
 create mode 100644 test/fixtures/bug_447.rb
 create mode 100644 test/fixtures/bug_452.rb
 create mode 100644 test/fixtures/bug_466.rb
 create mode 100644 test/fixtures/bug_473.rb
 create mode 100644 test/fixtures/bug_480.rb
 create mode 100644 test/fixtures/bug_481.rb
 create mode 100644 test/fixtures/bug_ascii_8bit_in_literal.rb
 create mode 100644 test/fixtures/bug_cmd_string_lookahead.rb
 create mode 100644 test/fixtures/bug_cmdarg.rb
 create mode 100644 test/fixtures/bug_def_no_paren_eql_begin.rb
 create mode 100644 test/fixtures/bug_do_block_in_call_args.rb
 create mode 100644 test/fixtures/bug_do_block_in_cmdarg.rb
 create mode 100644 test/fixtures/bug_do_block_in_hash_brace.rb
 create mode 100644 test/fixtures/bug_heredoc_do.rb
 create mode 100644 test/fixtures/bug_interp_single.rb
 create mode 100644 test/fixtures/bug_lambda_leakage.rb
 create mode 100644 test/fixtures/bug_regex_verification.rb
 create mode 100644 test/fixtures/bug_rescue_empty_else.rb
 create mode 100644 test/fixtures/bug_while_not_parens_do.rb
 create mode 100644 test/fixtures/case_cond.rb
 create mode 100644 test/fixtures/case_cond_else.rb
 create mode 100644 test/fixtures/case_expr.rb
 create mode 100644 test/fixtures/case_expr_else.rb
 create mode 100644 test/fixtures/casgn_scoped.rb
 create mode 100644 test/fixtures/casgn_toplevel.rb
 create mode 100644 test/fixtures/casgn_unscoped.rb
 create mode 100644 test/fixtures/character.rb
 create mode 100644 test/fixtures/class.rb
 create mode 100644 test/fixtures/class_definition_in_while_cond.rb
 create mode 100644 test/fixtures/class_super.rb
 create mode 100644 test/fixtures/class_super_label.rb
 create mode 100644 test/fixtures/comments_before_leading_dot__27.rb
 create mode 100644 test/fixtures/complex.rb
 create mode 100644 test/fixtures/cond_begin.rb
 create mode 100644 test/fixtures/cond_begin_masgn.rb
 create mode 100644 test/fixtures/cond_eflipflop.rb
 create mode 100644 test/fixtures/cond_iflipflop.rb
 create mode 100644 test/fixtures/cond_match_current_line.rb
 create mode 100644 test/fixtures/const_op_asgn.rb
 create mode 100644 test/fixtures/const_scoped.rb
 create mode 100644 test/fixtures/const_toplevel.rb
 create mode 100644 test/fixtures/const_unscoped.rb
 create mode 100644 test/fixtures/control_meta_escape_chars_in_regexp__since_31.rb
 create mode 100644 test/fixtures/cpath.rb
 create mode 100644 test/fixtures/cvar.rb
 create mode 100644 test/fixtures/cvasgn.rb
 create mode 100644 test/fixtures/dedenting_heredoc.rb
 create mode 100644 test/fixtures/dedenting_interpolating_heredoc_fake_line_continuation.rb
 create mode 100644 test/fixtures/dedenting_non_interpolating_heredoc_line_continuation.rb
 create mode 100644 test/fixtures/def.rb
 create mode 100644 test/fixtures/defined.rb
 create mode 100644 test/fixtures/defs.rb
 create mode 100644 test/fixtures/empty_stmt.rb
 create mode 100644 test/fixtures/endless_comparison_method.rb
 create mode 100644 test/fixtures/endless_method.rb
 create mode 100644 test/fixtures/endless_method_command_syntax.rb
 create mode 100644 test/fixtures/endless_method_forwarded_args_legacy.rb
 create mode 100644 test/fixtures/endless_method_with_rescue_mod.rb
 create mode 100644 test/fixtures/endless_method_without_args.rb
 create mode 100644 test/fixtures/ensure.rb
 create mode 100644 test/fixtures/ensure_empty.rb
 create mode 100644 test/fixtures/false.rb
 create mode 100644 test/fixtures/float.rb
 create mode 100644 test/fixtures/for.rb
 create mode 100644 test/fixtures/for_mlhs.rb
 create mode 100644 test/fixtures/forward_arg.rb
 create mode 100644 test/fixtures/forward_arg_with_open_args.rb
 create mode 100644 test/fixtures/forward_args_legacy.rb
 create mode 100644 test/fixtures/forwarded_argument_with_kwrestarg.rb
 create mode 100644 test/fixtures/forwarded_argument_with_restarg.rb
 create mode 100644 test/fixtures/forwarded_kwrestarg.rb
 create mode 100644 test/fixtures/forwarded_kwrestarg_with_additional_kwarg.rb
 create mode 100644 test/fixtures/forwarded_restarg.rb
 create mode 100644 test/fixtures/gvar.rb
 create mode 100644 test/fixtures/gvasgn.rb
 create mode 100644 test/fixtures/hash_empty.rb
 create mode 100644 test/fixtures/hash_hashrocket.rb
 create mode 100644 test/fixtures/hash_kwsplat.rb
 create mode 100644 test/fixtures/hash_label.rb
 create mode 100644 test/fixtures/hash_label_end.rb
 create mode 100644 test/fixtures/hash_pair_value_omission.rb
 create mode 100644 test/fixtures/heredoc.rb
 create mode 100644 test/fixtures/if.rb
 create mode 100644 test/fixtures/if_else.rb
 create mode 100644 test/fixtures/if_elsif.rb
 create mode 100644 test/fixtures/if_masgn__24.rb
 create mode 100644 test/fixtures/if_mod.rb
 create mode 100644 test/fixtures/if_nl_then.rb
 create mode 100644 test/fixtures/if_while_after_class__since_32.rb
 create mode 100644 test/fixtures/int.rb
 create mode 100644 test/fixtures/int___LINE__.rb
 create mode 100644 test/fixtures/interp_digit_var.rb
 create mode 100644 test/fixtures/ivar.rb
 create mode 100644 test/fixtures/ivasgn.rb
 create mode 100644 test/fixtures/keyword_argument_omission.rb
 create mode 100644 test/fixtures/kwarg.rb
 create mode 100644 test/fixtures/kwbegin_compstmt.rb
 create mode 100644 test/fixtures/kwnilarg.rb
 create mode 100644 test/fixtures/kwoptarg.rb
 create mode 100644 test/fixtures/kwoptarg_with_kwrestarg_and_forwarded_args.rb
 create mode 100644 test/fixtures/kwrestarg_named.rb
 create mode 100644 test/fixtures/kwrestarg_unnamed.rb
 create mode 100644 test/fixtures/lbrace_arg_after_command_args.rb
 create mode 100644 test/fixtures/lparenarg_after_lvar__since_25.rb
 create mode 100644 test/fixtures/lvar.rb
 create mode 100644 test/fixtures/lvar_injecting_match.rb
 create mode 100644 test/fixtures/lvasgn.rb
 create mode 100644 test/fixtures/masgn.rb
 create mode 100644 test/fixtures/masgn_attr.rb
 create mode 100644 test/fixtures/masgn_cmd.rb
 create mode 100644 test/fixtures/masgn_const.rb
 create mode 100644 test/fixtures/masgn_nested.rb
 create mode 100644 test/fixtures/masgn_splat.rb
 create mode 100644 test/fixtures/method_definition_in_while_cond.rb
 create mode 100644 test/fixtures/module.rb
 create mode 100644 test/fixtures/multiple_pattern_matches.rb
 create mode 100644 test/fixtures/newline_in_hash_argument.rb
 create mode 100644 test/fixtures/next.rb
 create mode 100644 test/fixtures/next_block.rb
 create mode 100644 test/fixtures/nil.rb
 create mode 100644 test/fixtures/nil_expression.rb
 create mode 100644 test/fixtures/non_lvar_injecting_match.rb
 create mode 100644 test/fixtures/not.rb
 create mode 100644 test/fixtures/not_cmd.rb
 create mode 100644 test/fixtures/not_masgn__24.rb
 create mode 100644 test/fixtures/nth_ref.rb
 create mode 100644 test/fixtures/numbered_args_after_27.rb
 create mode 100644 test/fixtures/numparam_outside_block.rb
 create mode 100644 test/fixtures/op_asgn.rb
 create mode 100644 test/fixtures/op_asgn_cmd.rb
 create mode 100644 test/fixtures/op_asgn_index.rb
 create mode 100644 test/fixtures/op_asgn_index_cmd.rb
 create mode 100644 test/fixtures/optarg.rb
 create mode 100644 test/fixtures/or.rb
 create mode 100644 test/fixtures/or_asgn.rb
 create mode 100644 test/fixtures/parser_bug_272.rb
 create mode 100644 test/fixtures/parser_bug_490.rb
 create mode 100644 test/fixtures/parser_bug_507.rb
 create mode 100644 test/fixtures/parser_bug_518.rb
 create mode 100644 test/fixtures/parser_bug_525.rb
 create mode 100644 test/fixtures/parser_bug_604.rb
 create mode 100644 test/fixtures/parser_bug_640.rb
 create mode 100644 test/fixtures/parser_bug_645.rb
 create mode 100644 test/fixtures/parser_bug_830.rb
 create mode 100644 test/fixtures/parser_drops_truncated_parts_of_squiggly_heredoc.rb
 create mode 100644 test/fixtures/parser_slash_slash_n_escaping_in_literals.rb
 create mode 100644 test/fixtures/pattern_match.rb
 create mode 100644 test/fixtures/pattern_matching__FILE__LINE_literals.rb
 create mode 100644 test/fixtures/pattern_matching_blank_else.rb
 create mode 100644 test/fixtures/pattern_matching_else.rb
 create mode 100644 test/fixtures/pattern_matching_single_line.rb
 create mode 100644 test/fixtures/pattern_matching_single_line_allowed_omission_of_parentheses.rb
 create mode 100644 test/fixtures/postexe.rb
 create mode 100644 test/fixtures/preexe.rb
 create mode 100644 test/fixtures/procarg0.rb
 create mode 100644 test/fixtures/range_endless.rb
 create mode 100644 test/fixtures/range_exclusive.rb
 create mode 100644 test/fixtures/range_inclusive.rb
 create mode 100644 test/fixtures/rational.rb
 create mode 100644 test/fixtures/redo.rb
 create mode 100644 test/fixtures/regex_interp.rb
 create mode 100644 test/fixtures/regex_plain.rb
 create mode 100644 test/fixtures/resbody_list.rb
 create mode 100644 test/fixtures/resbody_list_mrhs.rb
 create mode 100644 test/fixtures/resbody_list_var.rb
 create mode 100644 test/fixtures/resbody_var.rb
 create mode 100644 test/fixtures/rescue.rb
 create mode 100644 test/fixtures/rescue_else.rb
 create mode 100644 test/fixtures/rescue_else_ensure.rb
 create mode 100644 test/fixtures/rescue_ensure.rb
 create mode 100644 test/fixtures/rescue_in_lambda_block.rb
 create mode 100644 test/fixtures/rescue_mod.rb
 create mode 100644 test/fixtures/rescue_mod_asgn.rb
 create mode 100644 test/fixtures/rescue_mod_masgn.rb
 create mode 100644 test/fixtures/rescue_mod_op_assign.rb
 create mode 100644 test/fixtures/rescue_without_begin_end.rb
 create mode 100644 test/fixtures/restarg_named.rb
 create mode 100644 test/fixtures/restarg_unnamed.rb
 create mode 100644 test/fixtures/retry.rb
 create mode 100644 test/fixtures/return.rb
 create mode 100644 test/fixtures/return_block.rb
 create mode 100644 test/fixtures/ruby_bug_10279.rb
 create mode 100644 test/fixtures/ruby_bug_10653.rb
 create mode 100644 test/fixtures/ruby_bug_11107.rb
 create mode 100644 test/fixtures/ruby_bug_11380.rb
 create mode 100644 test/fixtures/ruby_bug_11873.rb
 create mode 100644 test/fixtures/ruby_bug_11873_a.rb
 create mode 100644 test/fixtures/ruby_bug_11873_b.rb
 create mode 100644 test/fixtures/ruby_bug_11989.rb
 create mode 100644 test/fixtures/ruby_bug_11990.rb
 create mode 100644 test/fixtures/ruby_bug_12073.rb
 create mode 100644 test/fixtures/ruby_bug_12402.rb
 create mode 100644 test/fixtures/ruby_bug_12669.rb
 create mode 100644 test/fixtures/ruby_bug_12686.rb
 create mode 100644 test/fixtures/ruby_bug_13547.rb
 create mode 100644 test/fixtures/ruby_bug_14690.rb
 create mode 100644 test/fixtures/ruby_bug_15789.rb
 create mode 100644 test/fixtures/ruby_bug_9669.rb
 create mode 100644 test/fixtures/sclass.rb
 create mode 100644 test/fixtures/self.rb
 create mode 100644 test/fixtures/send_attr_asgn.rb
 create mode 100644 test/fixtures/send_attr_asgn_conditional.rb
 create mode 100644 test/fixtures/send_binary_op.rb
 create mode 100644 test/fixtures/send_block_chain_cmd.rb
 create mode 100644 test/fixtures/send_block_conditional.rb
 create mode 100644 test/fixtures/send_call.rb
 create mode 100644 test/fixtures/send_conditional.rb
 create mode 100644 test/fixtures/send_index.rb
 create mode 100644 test/fixtures/send_index_asgn.rb
 create mode 100644 test/fixtures/send_index_asgn_legacy.rb
 create mode 100644 test/fixtures/send_index_cmd.rb
 create mode 100644 test/fixtures/send_index_legacy.rb
 create mode 100644 test/fixtures/send_lambda.rb
 create mode 100644 test/fixtures/send_lambda_args.rb
 create mode 100644 test/fixtures/send_lambda_args_noparen.rb
 create mode 100644 test/fixtures/send_lambda_args_shadow.rb
 create mode 100644 test/fixtures/send_lambda_legacy.rb
 create mode 100644 test/fixtures/send_op_asgn_conditional.rb
 create mode 100644 test/fixtures/send_plain.rb
 create mode 100644 test/fixtures/send_plain_cmd.rb
 create mode 100644 test/fixtures/send_self.rb
 create mode 100644 test/fixtures/send_self_block.rb
 create mode 100644 test/fixtures/send_unary_op.rb
 create mode 100644 test/fixtures/slash_newline_in_heredocs.rb
 create mode 100644 test/fixtures/space_args_arg.rb
 create mode 100644 test/fixtures/space_args_arg_block.rb
 create mode 100644 test/fixtures/space_args_arg_call.rb
 create mode 100644 test/fixtures/space_args_arg_newline.rb
 create mode 100644 test/fixtures/space_args_block.rb
 create mode 100644 test/fixtures/space_args_cmd.rb
 create mode 100644 test/fixtures/string___FILE__.rb
 create mode 100644 test/fixtures/string_concat.rb
 create mode 100644 test/fixtures/string_dvar.rb
 create mode 100644 test/fixtures/string_interp.rb
 create mode 100644 test/fixtures/string_plain.rb
 create mode 100644 test/fixtures/super.rb
 create mode 100644 test/fixtures/super_block.rb
 create mode 100644 test/fixtures/symbol_interp.rb
 create mode 100644 test/fixtures/symbol_plain.rb
 create mode 100644 test/fixtures/ternary.rb
 create mode 100644 test/fixtures/ternary_ambiguous_symbol.rb
 create mode 100644 test/fixtures/trailing_forward_arg.rb
 create mode 100644 test/fixtures/true.rb
 create mode 100644 test/fixtures/unary_num_pow_precedence.rb
 create mode 100644 test/fixtures/undef.rb
 create mode 100644 test/fixtures/unless.rb
 create mode 100644 test/fixtures/unless_else.rb
 create mode 100644 test/fixtures/unless_mod.rb
 create mode 100644 test/fixtures/until.rb
 create mode 100644 test/fixtures/until_mod.rb
 create mode 100644 test/fixtures/until_post.rb
 create mode 100644 test/fixtures/var_and_asgn.rb
 create mode 100644 test/fixtures/var_op_asgn.rb
 create mode 100644 test/fixtures/var_op_asgn_cmd.rb
 create mode 100644 test/fixtures/var_or_asgn.rb
 create mode 100644 test/fixtures/when_multi.rb
 create mode 100644 test/fixtures/when_splat.rb
 create mode 100644 test/fixtures/when_then.rb
 create mode 100644 test/fixtures/while.rb
 create mode 100644 test/fixtures/while_mod.rb
 create mode 100644 test/fixtures/while_post.rb
 create mode 100644 test/fixtures/xstring_interp.rb
 create mode 100644 test/fixtures/xstring_plain.rb
 create mode 100644 test/fixtures/yield.rb
 create mode 100644 test/fixtures/zsuper.rb
 create mode 100644 test/yarp_test.rb

diff --git a/.gitignore b/.gitignore
index f6e4e0d..d05b6f7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 test.rb
+tmp
diff --git a/Gemfile b/Gemfile
index 577d871..572ec5e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,4 +3,6 @@
 source "https://rubygems.org"
 
 gem "parser"
+gem "rake"
+gem "test-unit"
 gem "yarp", "~> 0.8"
diff --git a/Gemfile.lock b/Gemfile.lock
index af603e5..1b89621 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -5,7 +5,11 @@ GEM
     parser (3.2.2.3)
       ast (~> 2.4.1)
       racc
+    power_assert (2.0.3)
     racc (1.7.1)
+    rake (13.0.6)
+    test-unit (3.6.1)
+      power_assert
     yarp (0.8.0)
 
 PLATFORMS
@@ -13,6 +17,8 @@ PLATFORMS
 
 DEPENDENCIES
   parser
+  rake
+  test-unit
   yarp (~> 0.8)
 
 BUNDLED WITH
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..e36525b
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+# parser-yarp
+
+An experiment in translating the YARP AST into the whitequark/parser AST.
diff --git a/Rakefile b/Rakefile
new file mode 100644
index 0000000..641b6fe
--- /dev/null
+++ b/Rakefile
@@ -0,0 +1,95 @@
+# frozen_string_literal: true
+
+require "rake/testtask"
+
+Rake::TestTask.new(:test) do |t|
+  t.libs << "test"
+  t.libs << "lib"
+  t.test_files = FileList["test/**/*_test.rb"]
+end
+
+task default: :test
+
+# This namespace's purpose is to extract the examples from the whitequark/parser
+# gem and generate a test file that we can use to ensure that our parser
+# generates equivalent syntax trees when translating. To do this, it runs the
+# parser's test suite but overrides the `assert_parses` method to collect the
+# examples into a hash. Then, it writes out the hash to a file that we can use
+# to generate our own tests.
+#
+# To run the test suite, it's important to note that we have to mirror both any
+# APIs provided to the test suite (for example the ParseHelper module below).
+# This is obviously relatively brittle, but it's effective for now.
+namespace :whitequark do
+  desc "Ensure there's a local copy of whitequark/parser"
+  file "tmp/whitequark" do
+    sh "git clone --depth=1 https://github.com/whitequark/parser tmp/whitequark"
+  end
+
+  desc "Ensure we have a fixtures directory for the whitequark/parser tests"
+  directory "test/fixtures"
+
+  desc "Import the whitequark/parser tests"
+  task import: ["tmp/whitequark", "test/fixtures"] do
+    cp "tmp/whitequark/LICENSE.txt", "test/fixtures/LICENSE"
+
+    mkdir_p "tmp/whitequark/scratch"
+    touch "tmp/whitequark/scratch/helper.rb"
+    touch "tmp/whitequark/scratch/parse_helper.rb"
+    $:.unshift("tmp/whitequark/scratch")
+
+    require "ast"
+    module ParseHelper
+      include AST::Sexp
+
+      # This object is going to collect all of the examples from the parser gem
+      # into a hash that we can use to generate our own tests.
+      COLLECTED = Hash.new { |hash, key| hash[key] = [] }
+      ALL_VERSIONS = %w[3.1 3.2]
+
+      private
+
+      def assert_context(*)
+      end
+
+      def assert_diagnoses(*)
+      end
+
+      def assert_diagnoses_many(*)
+      end
+
+      def refute_diagnoses(*)
+      end
+
+      def with_versions(*)
+      end
+
+      def assert_parses(_ast, code, _source_maps = "", versions = ALL_VERSIONS)
+        # We're going to skip any examples that are for older Ruby versions
+        # that we do not support.
+        return if (versions & %w[3.1 3.2]).empty?
+
+        entry = caller.find { _1.include?("test_parser.rb") }
+        _, name = *entry.match(/\d+:in `(?:block in )?(?:test_|assert_parses_)?(.+)'/)
+
+        COLLECTED[name] << code
+      end
+    end
+
+    require "parser/current"
+    require "minitest/autorun"
+    require_relative "tmp/whitequark/test/test_parser"
+
+    Minitest.after_run do
+      ParseHelper::COLLECTED.each do |(name, codes)|
+        File.write("test/fixtures/#{name}.rb", "#{codes.sort.join("\n\n")}\n")
+      end
+    end
+  end
+
+  desc "Clean up tmp files related to whitequark/parser"
+  task :clean do
+    rm_rf "tmp/whitequark"
+    rm_rf "test/fixtures"
+  end
+end
diff --git a/bin/whitequark b/bin/parse
similarity index 100%
rename from bin/whitequark
rename to bin/parse
diff --git a/test/fixtures/LICENSE b/test/fixtures/LICENSE
new file mode 100644
index 0000000..971310e
--- /dev/null
+++ b/test/fixtures/LICENSE
@@ -0,0 +1,25 @@
+Copyright (c) 2013-2016 whitequark  <whitequark@whitequark.org>
+
+Parts of the source are derived from ruby_parser:
+Copyright (c) Ryan Davis, seattle.rb
+
+MIT License
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/test/fixtures/__ENCODING__.rb b/test/fixtures/__ENCODING__.rb
new file mode 100644
index 0000000..d6debf2
--- /dev/null
+++ b/test/fixtures/__ENCODING__.rb
@@ -0,0 +1 @@
+__ENCODING__
diff --git a/test/fixtures/__ENCODING___legacy_.rb b/test/fixtures/__ENCODING___legacy_.rb
new file mode 100644
index 0000000..d6debf2
--- /dev/null
+++ b/test/fixtures/__ENCODING___legacy_.rb
@@ -0,0 +1 @@
+__ENCODING__
diff --git a/test/fixtures/alias.rb b/test/fixtures/alias.rb
new file mode 100644
index 0000000..e33b120
--- /dev/null
+++ b/test/fixtures/alias.rb
@@ -0,0 +1 @@
+alias :foo bar
diff --git a/test/fixtures/alias_gvar.rb b/test/fixtures/alias_gvar.rb
new file mode 100644
index 0000000..b975d97
--- /dev/null
+++ b/test/fixtures/alias_gvar.rb
@@ -0,0 +1,3 @@
+alias $a $+
+
+alias $a $b
diff --git a/test/fixtures/ambiuous_quoted_label_in_ternary_operator.rb b/test/fixtures/ambiuous_quoted_label_in_ternary_operator.rb
new file mode 100644
index 0000000..9b2e3af
--- /dev/null
+++ b/test/fixtures/ambiuous_quoted_label_in_ternary_operator.rb
@@ -0,0 +1 @@
+a ? b & '': nil
diff --git a/test/fixtures/and.rb b/test/fixtures/and.rb
new file mode 100644
index 0000000..43fa6a6
--- /dev/null
+++ b/test/fixtures/and.rb
@@ -0,0 +1,3 @@
+foo && bar
+
+foo and bar
diff --git a/test/fixtures/and_asgn.rb b/test/fixtures/and_asgn.rb
new file mode 100644
index 0000000..a979265
--- /dev/null
+++ b/test/fixtures/and_asgn.rb
@@ -0,0 +1,3 @@
+foo.a &&= 1
+
+foo[0, 1] &&= 2
diff --git a/test/fixtures/and_or_masgn.rb b/test/fixtures/and_or_masgn.rb
new file mode 100644
index 0000000..e346041
--- /dev/null
+++ b/test/fixtures/and_or_masgn.rb
@@ -0,0 +1,3 @@
+foo && (a, b = bar)
+
+foo || (a, b = bar)
diff --git a/test/fixtures/anonymous_blockarg.rb b/test/fixtures/anonymous_blockarg.rb
new file mode 100644
index 0000000..e3eaaad
--- /dev/null
+++ b/test/fixtures/anonymous_blockarg.rb
@@ -0,0 +1 @@
+def foo(&); bar(&); end
diff --git a/test/fixtures/arg.rb b/test/fixtures/arg.rb
new file mode 100644
index 0000000..b1984ad
--- /dev/null
+++ b/test/fixtures/arg.rb
@@ -0,0 +1,3 @@
+def f(foo); end
+
+def f(foo, bar); end
diff --git a/test/fixtures/arg_duplicate_ignored.rb b/test/fixtures/arg_duplicate_ignored.rb
new file mode 100644
index 0000000..0f5cc33
--- /dev/null
+++ b/test/fixtures/arg_duplicate_ignored.rb
@@ -0,0 +1,3 @@
+def foo(_, _); end
+
+def foo(_a, _a); end
diff --git a/test/fixtures/arg_label.rb b/test/fixtures/arg_label.rb
new file mode 100644
index 0000000..82db416
--- /dev/null
+++ b/test/fixtures/arg_label.rb
@@ -0,0 +1,6 @@
+def foo
+ a:b end
+
+def foo() a:b end
+
+f { || a:b }
diff --git a/test/fixtures/arg_scope.rb b/test/fixtures/arg_scope.rb
new file mode 100644
index 0000000..6c67ab7
--- /dev/null
+++ b/test/fixtures/arg_scope.rb
@@ -0,0 +1 @@
+lambda{|;a|a}
diff --git a/test/fixtures/args.rb b/test/fixtures/args.rb
new file mode 100644
index 0000000..773be47
--- /dev/null
+++ b/test/fixtures/args.rb
@@ -0,0 +1,63 @@
+def f &b; end
+
+def f (((a))); end
+
+def f ((*)); end
+
+def f ((*, p)); end
+
+def f ((*r)); end
+
+def f ((*r, p)); end
+
+def f ((a, *)); end
+
+def f ((a, *, p)); end
+
+def f ((a, *r)); end
+
+def f ((a, *r, p)); end
+
+def f ((a, a1)); end
+
+def f (foo: 1, &b); end
+
+def f (foo: 1, bar: 2, **baz, &b); end
+
+def f **baz, &b; end
+
+def f *, **; end
+
+def f *r, &b; end
+
+def f *r, p, &b; end
+
+def f ; end
+
+def f a, &b; end
+
+def f a, *r, &b; end
+
+def f a, *r, p, &b; end
+
+def f a, o=1, &b; end
+
+def f a, o=1, *r, &b; end
+
+def f a, o=1, *r, p, &b; end
+
+def f a, o=1, p, &b; end
+
+def f foo:
+; end
+
+def f foo: -1
+; end
+
+def f o=1, &b; end
+
+def f o=1, *r, &b; end
+
+def f o=1, *r, p, &b; end
+
+def f o=1, p, &b; end
diff --git a/test/fixtures/args_args_assocs.rb b/test/fixtures/args_args_assocs.rb
new file mode 100644
index 0000000..445f899
--- /dev/null
+++ b/test/fixtures/args_args_assocs.rb
@@ -0,0 +1,3 @@
+fun(foo, :foo => 1)
+
+fun(foo, :foo => 1, &baz)
diff --git a/test/fixtures/args_args_assocs_comma.rb b/test/fixtures/args_args_assocs_comma.rb
new file mode 100644
index 0000000..b566a59
--- /dev/null
+++ b/test/fixtures/args_args_assocs_comma.rb
@@ -0,0 +1 @@
+foo[bar, :baz => 1,]
diff --git a/test/fixtures/args_args_comma.rb b/test/fixtures/args_args_comma.rb
new file mode 100644
index 0000000..8077071
--- /dev/null
+++ b/test/fixtures/args_args_comma.rb
@@ -0,0 +1 @@
+foo[bar,]
diff --git a/test/fixtures/args_args_star.rb b/test/fixtures/args_args_star.rb
new file mode 100644
index 0000000..d4dc9cc
--- /dev/null
+++ b/test/fixtures/args_args_star.rb
@@ -0,0 +1,3 @@
+fun(foo, *bar)
+
+fun(foo, *bar, &baz)
diff --git a/test/fixtures/args_assocs.rb b/test/fixtures/args_assocs.rb
new file mode 100644
index 0000000..b33e131
--- /dev/null
+++ b/test/fixtures/args_assocs.rb
@@ -0,0 +1,11 @@
+fun(:foo => 1)
+
+fun(:foo => 1, &baz)
+
+self.[]= foo, :a => 1
+
+self[:bar => 1]
+
+super(:foo => 42)
+
+yield(:foo => 42)
diff --git a/test/fixtures/args_assocs_comma.rb b/test/fixtures/args_assocs_comma.rb
new file mode 100644
index 0000000..15e5cd6
--- /dev/null
+++ b/test/fixtures/args_assocs_comma.rb
@@ -0,0 +1 @@
+foo[:baz => 1,]
diff --git a/test/fixtures/args_assocs_legacy.rb b/test/fixtures/args_assocs_legacy.rb
new file mode 100644
index 0000000..b33e131
--- /dev/null
+++ b/test/fixtures/args_assocs_legacy.rb
@@ -0,0 +1,11 @@
+fun(:foo => 1)
+
+fun(:foo => 1, &baz)
+
+self.[]= foo, :a => 1
+
+self[:bar => 1]
+
+super(:foo => 42)
+
+yield(:foo => 42)
diff --git a/test/fixtures/args_block_pass.rb b/test/fixtures/args_block_pass.rb
new file mode 100644
index 0000000..35d7d23
--- /dev/null
+++ b/test/fixtures/args_block_pass.rb
@@ -0,0 +1 @@
+fun(&bar)
diff --git a/test/fixtures/args_cmd.rb b/test/fixtures/args_cmd.rb
new file mode 100644
index 0000000..dd0c889
--- /dev/null
+++ b/test/fixtures/args_cmd.rb
@@ -0,0 +1 @@
+fun(f bar)
diff --git a/test/fixtures/args_star.rb b/test/fixtures/args_star.rb
new file mode 100644
index 0000000..ce1e6f8
--- /dev/null
+++ b/test/fixtures/args_star.rb
@@ -0,0 +1,3 @@
+fun(*bar)
+
+fun(*bar, &baz)
diff --git a/test/fixtures/array_assocs.rb b/test/fixtures/array_assocs.rb
new file mode 100644
index 0000000..fcecfcd
--- /dev/null
+++ b/test/fixtures/array_assocs.rb
@@ -0,0 +1,3 @@
+[ 1 => 2 ]
+
+[ 1, 2 => 3 ]
diff --git a/test/fixtures/array_plain.rb b/test/fixtures/array_plain.rb
new file mode 100644
index 0000000..44e2ace
--- /dev/null
+++ b/test/fixtures/array_plain.rb
@@ -0,0 +1 @@
+[1, 2]
diff --git a/test/fixtures/array_splat.rb b/test/fixtures/array_splat.rb
new file mode 100644
index 0000000..144c1eb
--- /dev/null
+++ b/test/fixtures/array_splat.rb
@@ -0,0 +1,5 @@
+[*foo]
+
+[1, *foo, 2]
+
+[1, *foo]
diff --git a/test/fixtures/array_symbols.rb b/test/fixtures/array_symbols.rb
new file mode 100644
index 0000000..a9f9df0
--- /dev/null
+++ b/test/fixtures/array_symbols.rb
@@ -0,0 +1 @@
+%i[foo bar]
diff --git a/test/fixtures/array_symbols_empty.rb b/test/fixtures/array_symbols_empty.rb
new file mode 100644
index 0000000..da3a89e
--- /dev/null
+++ b/test/fixtures/array_symbols_empty.rb
@@ -0,0 +1,3 @@
+%I()
+
+%i[]
diff --git a/test/fixtures/array_symbols_interp.rb b/test/fixtures/array_symbols_interp.rb
new file mode 100644
index 0000000..d4950d0
--- /dev/null
+++ b/test/fixtures/array_symbols_interp.rb
@@ -0,0 +1,3 @@
+%I[foo #{bar}]
+
+%I[foo#{bar}]
diff --git a/test/fixtures/array_words.rb b/test/fixtures/array_words.rb
new file mode 100644
index 0000000..a07380c
--- /dev/null
+++ b/test/fixtures/array_words.rb
@@ -0,0 +1 @@
+%w[foo bar]
diff --git a/test/fixtures/array_words_empty.rb b/test/fixtures/array_words_empty.rb
new file mode 100644
index 0000000..7568263
--- /dev/null
+++ b/test/fixtures/array_words_empty.rb
@@ -0,0 +1,3 @@
+%W()
+
+%w[]
diff --git a/test/fixtures/array_words_interp.rb b/test/fixtures/array_words_interp.rb
new file mode 100644
index 0000000..1460f7d
--- /dev/null
+++ b/test/fixtures/array_words_interp.rb
@@ -0,0 +1,3 @@
+%W[foo #{bar}]
+
+%W[foo #{bar}foo#@baz]
diff --git a/test/fixtures/asgn_cmd.rb b/test/fixtures/asgn_cmd.rb
new file mode 100644
index 0000000..81f8cc1
--- /dev/null
+++ b/test/fixtures/asgn_cmd.rb
@@ -0,0 +1,3 @@
+foo = bar = m foo
+
+foo = m foo
diff --git a/test/fixtures/asgn_mrhs.rb b/test/fixtures/asgn_mrhs.rb
new file mode 100644
index 0000000..f0b0055
--- /dev/null
+++ b/test/fixtures/asgn_mrhs.rb
@@ -0,0 +1,5 @@
+foo = *bar
+
+foo = bar, 1
+
+foo = baz, *bar
diff --git a/test/fixtures/back_ref.rb b/test/fixtures/back_ref.rb
new file mode 100644
index 0000000..03166e1
--- /dev/null
+++ b/test/fixtures/back_ref.rb
@@ -0,0 +1 @@
+$+
diff --git a/test/fixtures/bang.rb b/test/fixtures/bang.rb
new file mode 100644
index 0000000..6cf9410
--- /dev/null
+++ b/test/fixtures/bang.rb
@@ -0,0 +1 @@
+!foo
diff --git a/test/fixtures/bang_cmd.rb b/test/fixtures/bang_cmd.rb
new file mode 100644
index 0000000..0a5252c
--- /dev/null
+++ b/test/fixtures/bang_cmd.rb
@@ -0,0 +1 @@
+!m foo
diff --git a/test/fixtures/begin_cmdarg.rb b/test/fixtures/begin_cmdarg.rb
new file mode 100644
index 0000000..a587366
--- /dev/null
+++ b/test/fixtures/begin_cmdarg.rb
@@ -0,0 +1 @@
+p begin 1.times do 1 end end
diff --git a/test/fixtures/beginless_erange_after_newline.rb b/test/fixtures/beginless_erange_after_newline.rb
new file mode 100644
index 0000000..ae6c755
--- /dev/null
+++ b/test/fixtures/beginless_erange_after_newline.rb
@@ -0,0 +1,2 @@
+foo
+...100
diff --git a/test/fixtures/beginless_irange_after_newline.rb b/test/fixtures/beginless_irange_after_newline.rb
new file mode 100644
index 0000000..bfc8d5e
--- /dev/null
+++ b/test/fixtures/beginless_irange_after_newline.rb
@@ -0,0 +1,2 @@
+foo
+..100
diff --git a/test/fixtures/beginless_range.rb b/test/fixtures/beginless_range.rb
new file mode 100644
index 0000000..ef52703
--- /dev/null
+++ b/test/fixtures/beginless_range.rb
@@ -0,0 +1,3 @@
+...100
+
+..100
diff --git a/test/fixtures/blockarg.rb b/test/fixtures/blockarg.rb
new file mode 100644
index 0000000..63552e9
--- /dev/null
+++ b/test/fixtures/blockarg.rb
@@ -0,0 +1 @@
+def f(&block); end
diff --git a/test/fixtures/blockargs.rb b/test/fixtures/blockargs.rb
new file mode 100644
index 0000000..cdd2c4f
--- /dev/null
+++ b/test/fixtures/blockargs.rb
@@ -0,0 +1,71 @@
+f{  }
+
+f{ | | }
+
+f{ |&b| }
+
+f{ |**baz, &b| }
+
+f{ |*, &b| }
+
+f{ |*r, p, &b| }
+
+f{ |*s, &b| }
+
+f{ |*s| }
+
+f{ |*| }
+
+f{ |;
+a
+| }
+
+f{ |;a| }
+
+f{ |a, &b| }
+
+f{ |a, *, &b| }
+
+f{ |a, *r, p, &b| }
+
+f{ |a, *s, &b| }
+
+f{ |a, *s| }
+
+f{ |a, *| }
+
+f{ |a, b,| }
+
+f{ |a, c| }
+
+f{ |a, o=1, &b| }
+
+f{ |a, o=1, *r, p, &b| }
+
+f{ |a, o=1, o1=2, *r, &b| }
+
+f{ |a, o=1, p, &b| }
+
+f{ |a,| }
+
+f{ |a| }
+
+f{ |a| }
+
+f{ |a| }
+
+f{ |foo: 1, &b| }
+
+f{ |foo: 1, bar: 2, **baz, &b| }
+
+f{ |foo:| }
+
+f{ |o=1, &b| }
+
+f{ |o=1, *r, &b| }
+
+f{ |o=1, *r, p, &b| }
+
+f{ |o=1, p, &b| }
+
+f{ || }
diff --git a/test/fixtures/break.rb b/test/fixtures/break.rb
new file mode 100644
index 0000000..da51ec7
--- /dev/null
+++ b/test/fixtures/break.rb
@@ -0,0 +1,7 @@
+break
+
+break foo
+
+break()
+
+break(foo)
diff --git a/test/fixtures/break_block.rb b/test/fixtures/break_block.rb
new file mode 100644
index 0000000..4b58c58
--- /dev/null
+++ b/test/fixtures/break_block.rb
@@ -0,0 +1 @@
+break fun foo do end
diff --git a/test/fixtures/bug_435.rb b/test/fixtures/bug_435.rb
new file mode 100644
index 0000000..3e4e0d5
--- /dev/null
+++ b/test/fixtures/bug_435.rb
@@ -0,0 +1 @@
+"#{-> foo {}}"
diff --git a/test/fixtures/bug_447.rb b/test/fixtures/bug_447.rb
new file mode 100644
index 0000000..7da59bb
--- /dev/null
+++ b/test/fixtures/bug_447.rb
@@ -0,0 +1,3 @@
+m [] do end
+
+m [], 1 do end
diff --git a/test/fixtures/bug_452.rb b/test/fixtures/bug_452.rb
new file mode 100644
index 0000000..8b41dd6
--- /dev/null
+++ b/test/fixtures/bug_452.rb
@@ -0,0 +1 @@
+td (1_500).toString(); td.num do; end
diff --git a/test/fixtures/bug_466.rb b/test/fixtures/bug_466.rb
new file mode 100644
index 0000000..ad02ad3
--- /dev/null
+++ b/test/fixtures/bug_466.rb
@@ -0,0 +1 @@
+foo "#{(1+1).to_i}" do; end
diff --git a/test/fixtures/bug_473.rb b/test/fixtures/bug_473.rb
new file mode 100644
index 0000000..0d2ea88
--- /dev/null
+++ b/test/fixtures/bug_473.rb
@@ -0,0 +1 @@
+m "#{[]}"
diff --git a/test/fixtures/bug_480.rb b/test/fixtures/bug_480.rb
new file mode 100644
index 0000000..0558b2c
--- /dev/null
+++ b/test/fixtures/bug_480.rb
@@ -0,0 +1 @@
+m "#{}#{()}"
diff --git a/test/fixtures/bug_481.rb b/test/fixtures/bug_481.rb
new file mode 100644
index 0000000..6328e9d
--- /dev/null
+++ b/test/fixtures/bug_481.rb
@@ -0,0 +1 @@
+m def x(); end; 1.tap do end
diff --git a/test/fixtures/bug_ascii_8bit_in_literal.rb b/test/fixtures/bug_ascii_8bit_in_literal.rb
new file mode 100644
index 0000000..85399bd
--- /dev/null
+++ b/test/fixtures/bug_ascii_8bit_in_literal.rb
@@ -0,0 +1,2 @@
+# coding:utf-8
+         "\xD0\xBF\xD1\x80\xD0\xBE\xD0\xB2\xD0\xB5\xD1\x80\xD0\xBA\xD0\xB0"
diff --git a/test/fixtures/bug_cmd_string_lookahead.rb b/test/fixtures/bug_cmd_string_lookahead.rb
new file mode 100644
index 0000000..7e9e54c
--- /dev/null
+++ b/test/fixtures/bug_cmd_string_lookahead.rb
@@ -0,0 +1 @@
+desc "foo" do end
diff --git a/test/fixtures/bug_cmdarg.rb b/test/fixtures/bug_cmdarg.rb
new file mode 100644
index 0000000..0281cd6
--- /dev/null
+++ b/test/fixtures/bug_cmdarg.rb
@@ -0,0 +1,5 @@
+assert do: true
+
+assert dogs
+
+f x: -> do meth do end end
diff --git a/test/fixtures/bug_def_no_paren_eql_begin.rb b/test/fixtures/bug_def_no_paren_eql_begin.rb
new file mode 100644
index 0000000..615dc88
--- /dev/null
+++ b/test/fixtures/bug_def_no_paren_eql_begin.rb
@@ -0,0 +1,4 @@
+def foo
+=begin
+=end
+end
diff --git a/test/fixtures/bug_do_block_in_call_args.rb b/test/fixtures/bug_do_block_in_call_args.rb
new file mode 100644
index 0000000..21340fd
--- /dev/null
+++ b/test/fixtures/bug_do_block_in_call_args.rb
@@ -0,0 +1 @@
+bar def foo; self.each do end end
diff --git a/test/fixtures/bug_do_block_in_cmdarg.rb b/test/fixtures/bug_do_block_in_cmdarg.rb
new file mode 100644
index 0000000..7dece50
--- /dev/null
+++ b/test/fixtures/bug_do_block_in_cmdarg.rb
@@ -0,0 +1 @@
+tap (proc do end)
diff --git a/test/fixtures/bug_do_block_in_hash_brace.rb b/test/fixtures/bug_do_block_in_hash_brace.rb
new file mode 100644
index 0000000..6c4dd20
--- /dev/null
+++ b/test/fixtures/bug_do_block_in_hash_brace.rb
@@ -0,0 +1,9 @@
+p :foo, {"a": proc do end, b: proc do end}
+
+p :foo, {** proc do end, b: proc do end}
+
+p :foo, {:a => proc do end, b: proc do end}
+
+p :foo, {a: proc do end, b: proc do end}
+
+p :foo, {proc do end => proc do end, b: proc do end}
diff --git a/test/fixtures/bug_heredoc_do.rb b/test/fixtures/bug_heredoc_do.rb
new file mode 100644
index 0000000..06fef0a
--- /dev/null
+++ b/test/fixtures/bug_heredoc_do.rb
@@ -0,0 +1,3 @@
+f <<-TABLE do
+TABLE
+end
diff --git a/test/fixtures/bug_interp_single.rb b/test/fixtures/bug_interp_single.rb
new file mode 100644
index 0000000..be0b1a8
--- /dev/null
+++ b/test/fixtures/bug_interp_single.rb
@@ -0,0 +1,3 @@
+"#{1}"
+
+%W"#{1}"
diff --git a/test/fixtures/bug_lambda_leakage.rb b/test/fixtures/bug_lambda_leakage.rb
new file mode 100644
index 0000000..372b369
--- /dev/null
+++ b/test/fixtures/bug_lambda_leakage.rb
@@ -0,0 +1 @@
+->(scope) {}; scope
diff --git a/test/fixtures/bug_regex_verification.rb b/test/fixtures/bug_regex_verification.rb
new file mode 100644
index 0000000..f8483c8
--- /dev/null
+++ b/test/fixtures/bug_regex_verification.rb
@@ -0,0 +1 @@
+/#)/x
diff --git a/test/fixtures/bug_rescue_empty_else.rb b/test/fixtures/bug_rescue_empty_else.rb
new file mode 100644
index 0000000..e8c81ed
--- /dev/null
+++ b/test/fixtures/bug_rescue_empty_else.rb
@@ -0,0 +1 @@
+begin; rescue LoadError; else; end
diff --git a/test/fixtures/bug_while_not_parens_do.rb b/test/fixtures/bug_while_not_parens_do.rb
new file mode 100644
index 0000000..628c36e
--- /dev/null
+++ b/test/fixtures/bug_while_not_parens_do.rb
@@ -0,0 +1 @@
+while not (true) do end
diff --git a/test/fixtures/case_cond.rb b/test/fixtures/case_cond.rb
new file mode 100644
index 0000000..a236b27
--- /dev/null
+++ b/test/fixtures/case_cond.rb
@@ -0,0 +1 @@
+case; when foo; 'foo'; end
diff --git a/test/fixtures/case_cond_else.rb b/test/fixtures/case_cond_else.rb
new file mode 100644
index 0000000..06eefa4
--- /dev/null
+++ b/test/fixtures/case_cond_else.rb
@@ -0,0 +1 @@
+case; when foo; 'foo'; else 'bar'; end
diff --git a/test/fixtures/case_expr.rb b/test/fixtures/case_expr.rb
new file mode 100644
index 0000000..472672c
--- /dev/null
+++ b/test/fixtures/case_expr.rb
@@ -0,0 +1 @@
+case foo; when 'bar'; bar; end
diff --git a/test/fixtures/case_expr_else.rb b/test/fixtures/case_expr_else.rb
new file mode 100644
index 0000000..3c55826
--- /dev/null
+++ b/test/fixtures/case_expr_else.rb
@@ -0,0 +1 @@
+case foo; when 'bar'; bar; else baz; end
diff --git a/test/fixtures/casgn_scoped.rb b/test/fixtures/casgn_scoped.rb
new file mode 100644
index 0000000..964d0f4
--- /dev/null
+++ b/test/fixtures/casgn_scoped.rb
@@ -0,0 +1 @@
+Bar::Foo = 10
diff --git a/test/fixtures/casgn_toplevel.rb b/test/fixtures/casgn_toplevel.rb
new file mode 100644
index 0000000..047a3b6
--- /dev/null
+++ b/test/fixtures/casgn_toplevel.rb
@@ -0,0 +1 @@
+::Foo = 10
diff --git a/test/fixtures/casgn_unscoped.rb b/test/fixtures/casgn_unscoped.rb
new file mode 100644
index 0000000..5632cf6
--- /dev/null
+++ b/test/fixtures/casgn_unscoped.rb
@@ -0,0 +1 @@
+Foo = 10
diff --git a/test/fixtures/character.rb b/test/fixtures/character.rb
new file mode 100644
index 0000000..b22ffbb
--- /dev/null
+++ b/test/fixtures/character.rb
@@ -0,0 +1 @@
+?a
diff --git a/test/fixtures/class.rb b/test/fixtures/class.rb
new file mode 100644
index 0000000..a30a248
--- /dev/null
+++ b/test/fixtures/class.rb
@@ -0,0 +1,3 @@
+class Foo end
+
+class Foo; end
diff --git a/test/fixtures/class_definition_in_while_cond.rb b/test/fixtures/class_definition_in_while_cond.rb
new file mode 100644
index 0000000..1042731
--- /dev/null
+++ b/test/fixtures/class_definition_in_while_cond.rb
@@ -0,0 +1,7 @@
+while class << self; a = tap do end; end; break; end
+
+while class << self; tap do end; end; break; end
+
+while class Foo a = tap do end; end; break; end
+
+while class Foo; tap do end; end; break; end
diff --git a/test/fixtures/class_super.rb b/test/fixtures/class_super.rb
new file mode 100644
index 0000000..8829d82
--- /dev/null
+++ b/test/fixtures/class_super.rb
@@ -0,0 +1 @@
+class Foo < Bar; end
diff --git a/test/fixtures/class_super_label.rb b/test/fixtures/class_super_label.rb
new file mode 100644
index 0000000..5d47897
--- /dev/null
+++ b/test/fixtures/class_super_label.rb
@@ -0,0 +1 @@
+class Foo < a:b; end
diff --git a/test/fixtures/comments_before_leading_dot__27.rb b/test/fixtures/comments_before_leading_dot__27.rb
new file mode 100644
index 0000000..208f2d8
--- /dev/null
+++ b/test/fixtures/comments_before_leading_dot__27.rb
@@ -0,0 +1,19 @@
+a #
+  #
+&.foo
+
+
+a #
+  #
+.foo
+
+
+a #
+#
+&.foo
+
+
+a #
+#
+.foo
+
diff --git a/test/fixtures/complex.rb b/test/fixtures/complex.rb
new file mode 100644
index 0000000..1dbf2c1
--- /dev/null
+++ b/test/fixtures/complex.rb
@@ -0,0 +1,7 @@
+42.1i
+
+42.1ri
+
+42i
+
+42ri
diff --git a/test/fixtures/cond_begin.rb b/test/fixtures/cond_begin.rb
new file mode 100644
index 0000000..49d709b
--- /dev/null
+++ b/test/fixtures/cond_begin.rb
@@ -0,0 +1 @@
+if (bar); foo; end
diff --git a/test/fixtures/cond_begin_masgn.rb b/test/fixtures/cond_begin_masgn.rb
new file mode 100644
index 0000000..f9b6502
--- /dev/null
+++ b/test/fixtures/cond_begin_masgn.rb
@@ -0,0 +1 @@
+if (bar; a, b = foo); end
diff --git a/test/fixtures/cond_eflipflop.rb b/test/fixtures/cond_eflipflop.rb
new file mode 100644
index 0000000..1236c2d
--- /dev/null
+++ b/test/fixtures/cond_eflipflop.rb
@@ -0,0 +1,3 @@
+!(foo...bar)
+
+if foo...bar; end
diff --git a/test/fixtures/cond_iflipflop.rb b/test/fixtures/cond_iflipflop.rb
new file mode 100644
index 0000000..84bee71
--- /dev/null
+++ b/test/fixtures/cond_iflipflop.rb
@@ -0,0 +1,3 @@
+!(foo..bar)
+
+if foo..bar; end
diff --git a/test/fixtures/cond_match_current_line.rb b/test/fixtures/cond_match_current_line.rb
new file mode 100644
index 0000000..21878c7
--- /dev/null
+++ b/test/fixtures/cond_match_current_line.rb
@@ -0,0 +1,3 @@
+!/wat/
+
+if /wat/; end
diff --git a/test/fixtures/const_op_asgn.rb b/test/fixtures/const_op_asgn.rb
new file mode 100644
index 0000000..e72e7ad
--- /dev/null
+++ b/test/fixtures/const_op_asgn.rb
@@ -0,0 +1,9 @@
+::A += 1
+
+A += 1
+
+B::A += 1
+
+def x; ::A ||= 1; end
+
+def x; self::A ||= 1; end
diff --git a/test/fixtures/const_scoped.rb b/test/fixtures/const_scoped.rb
new file mode 100644
index 0000000..4b03d85
--- /dev/null
+++ b/test/fixtures/const_scoped.rb
@@ -0,0 +1 @@
+Bar::Foo
diff --git a/test/fixtures/const_toplevel.rb b/test/fixtures/const_toplevel.rb
new file mode 100644
index 0000000..f783ae7
--- /dev/null
+++ b/test/fixtures/const_toplevel.rb
@@ -0,0 +1 @@
+::Foo
diff --git a/test/fixtures/const_unscoped.rb b/test/fixtures/const_unscoped.rb
new file mode 100644
index 0000000..bc56c4d
--- /dev/null
+++ b/test/fixtures/const_unscoped.rb
@@ -0,0 +1 @@
+Foo
diff --git a/test/fixtures/control_meta_escape_chars_in_regexp__since_31.rb b/test/fixtures/control_meta_escape_chars_in_regexp__since_31.rb
new file mode 100644
index 0000000..99e9fa7
--- /dev/null
+++ b/test/fixtures/control_meta_escape_chars_in_regexp__since_31.rb
@@ -0,0 +1,13 @@
+/\C-\M-\xFF/
+
+/\C-\xFF/
+
+/\M-\C-\xFF/
+
+/\M-\c\xFF/
+
+/\M-\xFF/
+
+/\c\M-\xFF/
+
+/\c\xFF/
diff --git a/test/fixtures/cpath.rb b/test/fixtures/cpath.rb
new file mode 100644
index 0000000..a404169
--- /dev/null
+++ b/test/fixtures/cpath.rb
@@ -0,0 +1,3 @@
+module ::Foo; end
+
+module Bar::Foo; end
diff --git a/test/fixtures/cvar.rb b/test/fixtures/cvar.rb
new file mode 100644
index 0000000..4997896
--- /dev/null
+++ b/test/fixtures/cvar.rb
@@ -0,0 +1 @@
+@@foo
diff --git a/test/fixtures/cvasgn.rb b/test/fixtures/cvasgn.rb
new file mode 100644
index 0000000..8f7e19c
--- /dev/null
+++ b/test/fixtures/cvasgn.rb
@@ -0,0 +1 @@
+@@var = 10
diff --git a/test/fixtures/dedenting_heredoc.rb b/test/fixtures/dedenting_heredoc.rb
new file mode 100644
index 0000000..84937d8
--- /dev/null
+++ b/test/fixtures/dedenting_heredoc.rb
@@ -0,0 +1,75 @@
+p <<~"E"
+    x
+  #{"  y"}
+E
+
+p <<~"E"
+    x
+  #{foo}
+E
+
+p <<~E
+	x
+        y
+E
+
+p <<~E
+	x
+    y
+E
+
+p <<~E
+    	x
+        y
+E
+
+p <<~E
+        	x
+	y
+E
+
+p <<~E
+    x
+  \	y
+E
+
+p <<~E
+    x
+  \  y
+E
+
+p <<~E
+  E
+
+p <<~E
+  x
+
+y
+E
+
+p <<~E
+  x
+    
+  y
+E
+
+p <<~E
+  x
+    y
+E
+
+p <<~E
+  x
+E
+
+p <<~E
+  ð
+E
+
+p <<~E
+E
+
+p <<~`E`
+    x
+  #{foo}
+E
diff --git a/test/fixtures/dedenting_interpolating_heredoc_fake_line_continuation.rb b/test/fixtures/dedenting_interpolating_heredoc_fake_line_continuation.rb
new file mode 100644
index 0000000..0427715
--- /dev/null
+++ b/test/fixtures/dedenting_interpolating_heredoc_fake_line_continuation.rb
@@ -0,0 +1,4 @@
+<<~'FOO'
+  baz\\
+  qux
+FOO
diff --git a/test/fixtures/dedenting_non_interpolating_heredoc_line_continuation.rb b/test/fixtures/dedenting_non_interpolating_heredoc_line_continuation.rb
new file mode 100644
index 0000000..fd7bc02
--- /dev/null
+++ b/test/fixtures/dedenting_non_interpolating_heredoc_line_continuation.rb
@@ -0,0 +1,4 @@
+<<~'FOO'
+  baz\
+  qux
+FOO
diff --git a/test/fixtures/def.rb b/test/fixtures/def.rb
new file mode 100644
index 0000000..d96a423
--- /dev/null
+++ b/test/fixtures/def.rb
@@ -0,0 +1,11 @@
+def BEGIN; end
+
+def END; end
+
+def String; end
+
+def String=; end
+
+def foo; end
+
+def until; end
diff --git a/test/fixtures/defined.rb b/test/fixtures/defined.rb
new file mode 100644
index 0000000..5cf93e2
--- /dev/null
+++ b/test/fixtures/defined.rb
@@ -0,0 +1,5 @@
+defined? @foo
+
+defined? foo
+
+defined?(foo)
diff --git a/test/fixtures/defs.rb b/test/fixtures/defs.rb
new file mode 100644
index 0000000..e0b7aa8
--- /dev/null
+++ b/test/fixtures/defs.rb
@@ -0,0 +1,9 @@
+def (foo).foo; end
+
+def String.foo; end
+
+def String::foo; end
+
+def self.foo; end
+
+def self::foo; end
diff --git a/test/fixtures/empty_stmt.rb b/test/fixtures/empty_stmt.rb
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/test/fixtures/empty_stmt.rb
@@ -0,0 +1 @@
+
diff --git a/test/fixtures/endless_comparison_method.rb b/test/fixtures/endless_comparison_method.rb
new file mode 100644
index 0000000..e10c3a6
--- /dev/null
+++ b/test/fixtures/endless_comparison_method.rb
@@ -0,0 +1,11 @@
+def !=(other) = do_something
+
+def !=(other) = do_something
+
+def <=(other) = do_something
+
+def ==(other) = do_something
+
+def ===(other) = do_something
+
+def >=(other) = do_something
diff --git a/test/fixtures/endless_method.rb b/test/fixtures/endless_method.rb
new file mode 100644
index 0000000..7002526
--- /dev/null
+++ b/test/fixtures/endless_method.rb
@@ -0,0 +1,7 @@
+def foo() = 42
+
+def inc(x) = x + 1
+
+def obj.foo() = 42
+
+def obj.inc(x) = x + 1
diff --git a/test/fixtures/endless_method_command_syntax.rb b/test/fixtures/endless_method_command_syntax.rb
new file mode 100644
index 0000000..d9dad2d
--- /dev/null
+++ b/test/fixtures/endless_method_command_syntax.rb
@@ -0,0 +1,15 @@
+def foo = puts "Hello"
+
+def foo() = puts "Hello"
+
+def foo(x) = puts x
+
+def obj.foo = puts "Hello"
+
+def obj.foo() = puts "Hello"
+
+def obj.foo(x) = puts x
+
+def rescued(x) = raise "to be caught" rescue "instance #{x}"
+
+def self.rescued(x) = raise "to be caught" rescue "class #{x}"
diff --git a/test/fixtures/endless_method_forwarded_args_legacy.rb b/test/fixtures/endless_method_forwarded_args_legacy.rb
new file mode 100644
index 0000000..5955e40
--- /dev/null
+++ b/test/fixtures/endless_method_forwarded_args_legacy.rb
@@ -0,0 +1 @@
+def foo(...) = bar(...)
diff --git a/test/fixtures/endless_method_with_rescue_mod.rb b/test/fixtures/endless_method_with_rescue_mod.rb
new file mode 100644
index 0000000..93dc63a
--- /dev/null
+++ b/test/fixtures/endless_method_with_rescue_mod.rb
@@ -0,0 +1,3 @@
+def m() = 1 rescue 2
+
+def self.m() = 1 rescue 2
diff --git a/test/fixtures/endless_method_without_args.rb b/test/fixtures/endless_method_without_args.rb
new file mode 100644
index 0000000..90ea8f7
--- /dev/null
+++ b/test/fixtures/endless_method_without_args.rb
@@ -0,0 +1,7 @@
+def foo = 42
+
+def foo = 42 rescue nil
+
+def self.foo = 42
+
+def self.foo = 42 rescue nil
diff --git a/test/fixtures/ensure.rb b/test/fixtures/ensure.rb
new file mode 100644
index 0000000..6c4b47c
--- /dev/null
+++ b/test/fixtures/ensure.rb
@@ -0,0 +1 @@
+begin; meth; ensure; bar; end
diff --git a/test/fixtures/ensure_empty.rb b/test/fixtures/ensure_empty.rb
new file mode 100644
index 0000000..39a175c
--- /dev/null
+++ b/test/fixtures/ensure_empty.rb
@@ -0,0 +1 @@
+begin ensure end
diff --git a/test/fixtures/false.rb b/test/fixtures/false.rb
new file mode 100644
index 0000000..c508d53
--- /dev/null
+++ b/test/fixtures/false.rb
@@ -0,0 +1 @@
+false
diff --git a/test/fixtures/float.rb b/test/fixtures/float.rb
new file mode 100644
index 0000000..8c7592a
--- /dev/null
+++ b/test/fixtures/float.rb
@@ -0,0 +1,3 @@
+-1.33
+
+1.33
diff --git a/test/fixtures/for.rb b/test/fixtures/for.rb
new file mode 100644
index 0000000..a27ae57
--- /dev/null
+++ b/test/fixtures/for.rb
@@ -0,0 +1,3 @@
+for a in foo do p a; end
+
+for a in foo; p a; end
diff --git a/test/fixtures/for_mlhs.rb b/test/fixtures/for_mlhs.rb
new file mode 100644
index 0000000..53cd522
--- /dev/null
+++ b/test/fixtures/for_mlhs.rb
@@ -0,0 +1 @@
+for a, b in foo; p a, b; end
diff --git a/test/fixtures/forward_arg.rb b/test/fixtures/forward_arg.rb
new file mode 100644
index 0000000..c7590a8
--- /dev/null
+++ b/test/fixtures/forward_arg.rb
@@ -0,0 +1 @@
+def foo(...); bar(...); end
diff --git a/test/fixtures/forward_arg_with_open_args.rb b/test/fixtures/forward_arg_with_open_args.rb
new file mode 100644
index 0000000..fd4c06b
--- /dev/null
+++ b/test/fixtures/forward_arg_with_open_args.rb
@@ -0,0 +1,27 @@
+(def foo ...
+  bar(...)
+end)
+
+(def foo ...; bar(...); end)
+
+def foo ...
+end
+
+def foo ...; bar(...); end
+
+def foo a, ...
+  bar(...)
+end
+
+def foo a, ...; bar(...); end
+
+def foo a, b = 1, ...
+end
+
+def foo b = 1, ...
+  bar(...)
+end
+
+def foo b = 1, ...; bar(...); end
+
+def foo(a, ...) bar(...) end
diff --git a/test/fixtures/forward_args_legacy.rb b/test/fixtures/forward_args_legacy.rb
new file mode 100644
index 0000000..0d91624
--- /dev/null
+++ b/test/fixtures/forward_args_legacy.rb
@@ -0,0 +1,5 @@
+def foo(...); bar(...); end
+
+def foo(...); end
+
+def foo(...); super(...); end
diff --git a/test/fixtures/forwarded_argument_with_kwrestarg.rb b/test/fixtures/forwarded_argument_with_kwrestarg.rb
new file mode 100644
index 0000000..7dbf472
--- /dev/null
+++ b/test/fixtures/forwarded_argument_with_kwrestarg.rb
@@ -0,0 +1 @@
+def foo(argument, **); bar(argument, **); end
diff --git a/test/fixtures/forwarded_argument_with_restarg.rb b/test/fixtures/forwarded_argument_with_restarg.rb
new file mode 100644
index 0000000..f734bfd
--- /dev/null
+++ b/test/fixtures/forwarded_argument_with_restarg.rb
@@ -0,0 +1 @@
+def foo(argument, *); bar(argument, *); end
diff --git a/test/fixtures/forwarded_kwrestarg.rb b/test/fixtures/forwarded_kwrestarg.rb
new file mode 100644
index 0000000..16cd8b2
--- /dev/null
+++ b/test/fixtures/forwarded_kwrestarg.rb
@@ -0,0 +1 @@
+def foo(**); bar(**); end
diff --git a/test/fixtures/forwarded_kwrestarg_with_additional_kwarg.rb b/test/fixtures/forwarded_kwrestarg_with_additional_kwarg.rb
new file mode 100644
index 0000000..52759b8
--- /dev/null
+++ b/test/fixtures/forwarded_kwrestarg_with_additional_kwarg.rb
@@ -0,0 +1 @@
+def foo(**); bar(**, from_foo: true); end
diff --git a/test/fixtures/forwarded_restarg.rb b/test/fixtures/forwarded_restarg.rb
new file mode 100644
index 0000000..65ac2cc
--- /dev/null
+++ b/test/fixtures/forwarded_restarg.rb
@@ -0,0 +1 @@
+def foo(*); bar(*); end
diff --git a/test/fixtures/gvar.rb b/test/fixtures/gvar.rb
new file mode 100644
index 0000000..bbf1348
--- /dev/null
+++ b/test/fixtures/gvar.rb
@@ -0,0 +1 @@
+$foo
diff --git a/test/fixtures/gvasgn.rb b/test/fixtures/gvasgn.rb
new file mode 100644
index 0000000..2bcc22c
--- /dev/null
+++ b/test/fixtures/gvasgn.rb
@@ -0,0 +1 @@
+$var = 10
diff --git a/test/fixtures/hash_empty.rb b/test/fixtures/hash_empty.rb
new file mode 100644
index 0000000..ffcd441
--- /dev/null
+++ b/test/fixtures/hash_empty.rb
@@ -0,0 +1 @@
+{ }
diff --git a/test/fixtures/hash_hashrocket.rb b/test/fixtures/hash_hashrocket.rb
new file mode 100644
index 0000000..2cbb3bd
--- /dev/null
+++ b/test/fixtures/hash_hashrocket.rb
@@ -0,0 +1,3 @@
+{ 1 => 2 }
+
+{ 1 => 2, :foo => "bar" }
diff --git a/test/fixtures/hash_kwsplat.rb b/test/fixtures/hash_kwsplat.rb
new file mode 100644
index 0000000..921aa97
--- /dev/null
+++ b/test/fixtures/hash_kwsplat.rb
@@ -0,0 +1 @@
+{ foo: 2, **bar }
diff --git a/test/fixtures/hash_label.rb b/test/fixtures/hash_label.rb
new file mode 100644
index 0000000..3aacae4
--- /dev/null
+++ b/test/fixtures/hash_label.rb
@@ -0,0 +1 @@
+{ foo: 2 }
diff --git a/test/fixtures/hash_label_end.rb b/test/fixtures/hash_label_end.rb
new file mode 100644
index 0000000..ac9f7c4
--- /dev/null
+++ b/test/fixtures/hash_label_end.rb
@@ -0,0 +1,5 @@
+f(a ? "a":1)
+
+{ 'foo': 2 }
+
+{ 'foo': 2, 'bar': {}}
diff --git a/test/fixtures/hash_pair_value_omission.rb b/test/fixtures/hash_pair_value_omission.rb
new file mode 100644
index 0000000..9d8ccb5
--- /dev/null
+++ b/test/fixtures/hash_pair_value_omission.rb
@@ -0,0 +1,5 @@
+{BAR:}
+
+{a:, b:}
+
+{puts:}
diff --git a/test/fixtures/heredoc.rb b/test/fixtures/heredoc.rb
new file mode 100644
index 0000000..1bfc963
--- /dev/null
+++ b/test/fixtures/heredoc.rb
@@ -0,0 +1,14 @@
+<<'HERE'
+foo
+bar
+HERE
+
+<<HERE
+foo
+bar
+HERE
+
+<<`HERE`
+foo
+bar
+HERE
diff --git a/test/fixtures/if.rb b/test/fixtures/if.rb
new file mode 100644
index 0000000..3de3525
--- /dev/null
+++ b/test/fixtures/if.rb
@@ -0,0 +1,3 @@
+if foo then bar; end
+
+if foo; bar; end
diff --git a/test/fixtures/if_else.rb b/test/fixtures/if_else.rb
new file mode 100644
index 0000000..62bab81
--- /dev/null
+++ b/test/fixtures/if_else.rb
@@ -0,0 +1,3 @@
+if foo then bar; else baz; end
+
+if foo; bar; else baz; end
diff --git a/test/fixtures/if_elsif.rb b/test/fixtures/if_elsif.rb
new file mode 100644
index 0000000..4d71e82
--- /dev/null
+++ b/test/fixtures/if_elsif.rb
@@ -0,0 +1 @@
+if foo; bar; elsif baz; 1; else 2; end
diff --git a/test/fixtures/if_masgn__24.rb b/test/fixtures/if_masgn__24.rb
new file mode 100644
index 0000000..0c2c8bb
--- /dev/null
+++ b/test/fixtures/if_masgn__24.rb
@@ -0,0 +1 @@
+if (a, b = foo); end
diff --git a/test/fixtures/if_mod.rb b/test/fixtures/if_mod.rb
new file mode 100644
index 0000000..da177b5
--- /dev/null
+++ b/test/fixtures/if_mod.rb
@@ -0,0 +1 @@
+bar if foo
diff --git a/test/fixtures/if_nl_then.rb b/test/fixtures/if_nl_then.rb
new file mode 100644
index 0000000..b68107b
--- /dev/null
+++ b/test/fixtures/if_nl_then.rb
@@ -0,0 +1,2 @@
+if foo
+then bar end
diff --git a/test/fixtures/if_while_after_class__since_32.rb b/test/fixtures/if_while_after_class__since_32.rb
new file mode 100644
index 0000000..1552494
--- /dev/null
+++ b/test/fixtures/if_while_after_class__since_32.rb
@@ -0,0 +1,7 @@
+class if true; Object end::Kernel; end
+
+class while true; break Object end::Kernel; end
+
+module if true; Object end::Kernel; end
+
+module while true; break Object end::Kernel; end
diff --git a/test/fixtures/int.rb b/test/fixtures/int.rb
new file mode 100644
index 0000000..6d41991
--- /dev/null
+++ b/test/fixtures/int.rb
@@ -0,0 +1,5 @@
++42
+
+-42
+
+42
diff --git a/test/fixtures/int___LINE__.rb b/test/fixtures/int___LINE__.rb
new file mode 100644
index 0000000..05dcf7a
--- /dev/null
+++ b/test/fixtures/int___LINE__.rb
@@ -0,0 +1 @@
+__LINE__
diff --git a/test/fixtures/interp_digit_var.rb b/test/fixtures/interp_digit_var.rb
new file mode 100644
index 0000000..1ae5a2e
--- /dev/null
+++ b/test/fixtures/interp_digit_var.rb
@@ -0,0 +1,87 @@
+ "#@1" 
+
+ "#@@1" 
+
+ %I[#@1] 
+
+ %I[#@@1] 
+
+ %Q{#@1} 
+
+ %Q{#@@1} 
+
+ %W[#@1] 
+
+ %W[#@@1] 
+
+ %i[ #@1 ] 
+
+ %i[ #@@1 ] 
+
+ %q{#@1} 
+
+ %q{#@@1} 
+
+ %r{#@1} 
+
+ %r{#@@1} 
+
+ %s{#@1} 
+
+ %s{#@@1} 
+
+ %w[ #@1 ] 
+
+ %w[ #@@1 ] 
+
+ %x{#@1} 
+
+ %x{#@@1} 
+
+ %{#@1} 
+
+ %{#@@1} 
+
+ '#@1' 
+
+ '#@@1' 
+
+ /#@1/ 
+
+ /#@@1/ 
+
+ :"#@1" 
+
+ :"#@@1" 
+
+ :'#@1' 
+
+ :'#@@1' 
+
+ `#@1` 
+
+ `#@@1` 
+
+<<-"HERE"
+#@1
+HERE
+
+<<-"HERE"
+#@@1
+HERE
+
+<<-'HERE'
+#@1
+HERE
+
+<<-'HERE'
+#@@1
+HERE
+
+<<-`HERE`
+#@1
+HERE
+
+<<-`HERE`
+#@@1
+HERE
diff --git a/test/fixtures/ivar.rb b/test/fixtures/ivar.rb
new file mode 100644
index 0000000..9149fc6
--- /dev/null
+++ b/test/fixtures/ivar.rb
@@ -0,0 +1 @@
+@foo
diff --git a/test/fixtures/ivasgn.rb b/test/fixtures/ivasgn.rb
new file mode 100644
index 0000000..ac29179
--- /dev/null
+++ b/test/fixtures/ivasgn.rb
@@ -0,0 +1 @@
+@var = 10
diff --git a/test/fixtures/keyword_argument_omission.rb b/test/fixtures/keyword_argument_omission.rb
new file mode 100644
index 0000000..47883dc
--- /dev/null
+++ b/test/fixtures/keyword_argument_omission.rb
@@ -0,0 +1 @@
+foo(a:, b:)
diff --git a/test/fixtures/kwarg.rb b/test/fixtures/kwarg.rb
new file mode 100644
index 0000000..ca02a1f
--- /dev/null
+++ b/test/fixtures/kwarg.rb
@@ -0,0 +1 @@
+def f(foo:); end
diff --git a/test/fixtures/kwbegin_compstmt.rb b/test/fixtures/kwbegin_compstmt.rb
new file mode 100644
index 0000000..33ceff2
--- /dev/null
+++ b/test/fixtures/kwbegin_compstmt.rb
@@ -0,0 +1 @@
+begin foo!; bar! end
diff --git a/test/fixtures/kwnilarg.rb b/test/fixtures/kwnilarg.rb
new file mode 100644
index 0000000..8fc482d
--- /dev/null
+++ b/test/fixtures/kwnilarg.rb
@@ -0,0 +1,5 @@
+->(**nil) {}
+
+def f(**nil); end
+
+m { |**nil| }
diff --git a/test/fixtures/kwoptarg.rb b/test/fixtures/kwoptarg.rb
new file mode 100644
index 0000000..dc3ce72
--- /dev/null
+++ b/test/fixtures/kwoptarg.rb
@@ -0,0 +1 @@
+def f(foo: 1); end
diff --git a/test/fixtures/kwoptarg_with_kwrestarg_and_forwarded_args.rb b/test/fixtures/kwoptarg_with_kwrestarg_and_forwarded_args.rb
new file mode 100644
index 0000000..99dcc72
--- /dev/null
+++ b/test/fixtures/kwoptarg_with_kwrestarg_and_forwarded_args.rb
@@ -0,0 +1 @@
+def f(a: nil, **); b(**) end
diff --git a/test/fixtures/kwrestarg_named.rb b/test/fixtures/kwrestarg_named.rb
new file mode 100644
index 0000000..e17a661
--- /dev/null
+++ b/test/fixtures/kwrestarg_named.rb
@@ -0,0 +1 @@
+def f(**foo); end
diff --git a/test/fixtures/kwrestarg_unnamed.rb b/test/fixtures/kwrestarg_unnamed.rb
new file mode 100644
index 0000000..1b26b1d
--- /dev/null
+++ b/test/fixtures/kwrestarg_unnamed.rb
@@ -0,0 +1 @@
+def f(**); end
diff --git a/test/fixtures/lbrace_arg_after_command_args.rb b/test/fixtures/lbrace_arg_after_command_args.rb
new file mode 100644
index 0000000..277c200
--- /dev/null
+++ b/test/fixtures/lbrace_arg_after_command_args.rb
@@ -0,0 +1 @@
+let (:a) { m do; end }
diff --git a/test/fixtures/lparenarg_after_lvar__since_25.rb b/test/fixtures/lparenarg_after_lvar__since_25.rb
new file mode 100644
index 0000000..dc3a98b
--- /dev/null
+++ b/test/fixtures/lparenarg_after_lvar__since_25.rb
@@ -0,0 +1,3 @@
+foo (-1.3).abs
+
+meth (-1.3).abs
diff --git a/test/fixtures/lvar.rb b/test/fixtures/lvar.rb
new file mode 100644
index 0000000..257cc56
--- /dev/null
+++ b/test/fixtures/lvar.rb
@@ -0,0 +1 @@
+foo
diff --git a/test/fixtures/lvar_injecting_match.rb b/test/fixtures/lvar_injecting_match.rb
new file mode 100644
index 0000000..ba814a1
--- /dev/null
+++ b/test/fixtures/lvar_injecting_match.rb
@@ -0,0 +1 @@
+/(?<match>bar)/ =~ 'bar'; match
diff --git a/test/fixtures/lvasgn.rb b/test/fixtures/lvasgn.rb
new file mode 100644
index 0000000..330b8ef
--- /dev/null
+++ b/test/fixtures/lvasgn.rb
@@ -0,0 +1 @@
+var = 10; var
diff --git a/test/fixtures/masgn.rb b/test/fixtures/masgn.rb
new file mode 100644
index 0000000..0321242
--- /dev/null
+++ b/test/fixtures/masgn.rb
@@ -0,0 +1,5 @@
+(foo, bar) = 1, 2
+
+foo, bar = 1, 2
+
+foo, bar, baz = 1, 2
diff --git a/test/fixtures/masgn_attr.rb b/test/fixtures/masgn_attr.rb
new file mode 100644
index 0000000..91a703e
--- /dev/null
+++ b/test/fixtures/masgn_attr.rb
@@ -0,0 +1,5 @@
+self.A, foo = foo
+
+self.a, self[1, 2] = foo
+
+self::a, foo = foo
diff --git a/test/fixtures/masgn_cmd.rb b/test/fixtures/masgn_cmd.rb
new file mode 100644
index 0000000..18e096f
--- /dev/null
+++ b/test/fixtures/masgn_cmd.rb
@@ -0,0 +1 @@
+foo, bar = m foo
diff --git a/test/fixtures/masgn_const.rb b/test/fixtures/masgn_const.rb
new file mode 100644
index 0000000..3b6fba5
--- /dev/null
+++ b/test/fixtures/masgn_const.rb
@@ -0,0 +1,3 @@
+::A, foo = foo
+
+self::A, foo = foo
diff --git a/test/fixtures/masgn_nested.rb b/test/fixtures/masgn_nested.rb
new file mode 100644
index 0000000..a1ccf4e
--- /dev/null
+++ b/test/fixtures/masgn_nested.rb
@@ -0,0 +1,3 @@
+((b, )) = foo
+
+a, (b, c) = foo
diff --git a/test/fixtures/masgn_splat.rb b/test/fixtures/masgn_splat.rb
new file mode 100644
index 0000000..a15dab1
--- /dev/null
+++ b/test/fixtures/masgn_splat.rb
@@ -0,0 +1,19 @@
+* = bar
+
+*, c, d = bar
+
+*b = bar
+
+*b, c = bar
+
+@foo, @@bar = *foo
+
+a, * = bar
+
+a, *, c = bar
+
+a, *b = bar
+
+a, *b, c = bar
+
+a, b = *foo, bar
diff --git a/test/fixtures/method_definition_in_while_cond.rb b/test/fixtures/method_definition_in_while_cond.rb
new file mode 100644
index 0000000..6ec3890
--- /dev/null
+++ b/test/fixtures/method_definition_in_while_cond.rb
@@ -0,0 +1,7 @@
+while def foo a = tap do end; end; break; end
+
+while def foo; tap do end; end; break; end
+
+while def self.foo a = tap do end; end; break; end
+
+while def self.foo; tap do end; end; break; end
diff --git a/test/fixtures/module.rb b/test/fixtures/module.rb
new file mode 100644
index 0000000..f999df3
--- /dev/null
+++ b/test/fixtures/module.rb
@@ -0,0 +1 @@
+module Foo; end
diff --git a/test/fixtures/multiple_pattern_matches.rb b/test/fixtures/multiple_pattern_matches.rb
new file mode 100644
index 0000000..54a4bb4
--- /dev/null
+++ b/test/fixtures/multiple_pattern_matches.rb
@@ -0,0 +1,5 @@
+{a: 0} => a:
+{a: 0} => a:
+
+{a: 0} in a:
+{a: 0} in a:
diff --git a/test/fixtures/newline_in_hash_argument.rb b/test/fixtures/newline_in_hash_argument.rb
new file mode 100644
index 0000000..1681844
--- /dev/null
+++ b/test/fixtures/newline_in_hash_argument.rb
@@ -0,0 +1,14 @@
+case foo
+in a:
+0
+true
+in "b":
+0
+true
+end
+
+obj.set "foo":
+1
+
+obj.set foo:
+1
diff --git a/test/fixtures/next.rb b/test/fixtures/next.rb
new file mode 100644
index 0000000..7556ac2
--- /dev/null
+++ b/test/fixtures/next.rb
@@ -0,0 +1,7 @@
+next
+
+next foo
+
+next()
+
+next(foo)
diff --git a/test/fixtures/next_block.rb b/test/fixtures/next_block.rb
new file mode 100644
index 0000000..d3b51df
--- /dev/null
+++ b/test/fixtures/next_block.rb
@@ -0,0 +1 @@
+next fun foo do end
diff --git a/test/fixtures/nil.rb b/test/fixtures/nil.rb
new file mode 100644
index 0000000..607602c
--- /dev/null
+++ b/test/fixtures/nil.rb
@@ -0,0 +1 @@
+nil
diff --git a/test/fixtures/nil_expression.rb b/test/fixtures/nil_expression.rb
new file mode 100644
index 0000000..aabf53f
--- /dev/null
+++ b/test/fixtures/nil_expression.rb
@@ -0,0 +1,3 @@
+()
+
+begin end
diff --git a/test/fixtures/non_lvar_injecting_match.rb b/test/fixtures/non_lvar_injecting_match.rb
new file mode 100644
index 0000000..f1eb7d3
--- /dev/null
+++ b/test/fixtures/non_lvar_injecting_match.rb
@@ -0,0 +1 @@
+/#{1}(?<match>bar)/ =~ 'bar'
diff --git a/test/fixtures/not.rb b/test/fixtures/not.rb
new file mode 100644
index 0000000..d87f68f
--- /dev/null
+++ b/test/fixtures/not.rb
@@ -0,0 +1,5 @@
+not foo
+
+not()
+
+not(foo)
diff --git a/test/fixtures/not_cmd.rb b/test/fixtures/not_cmd.rb
new file mode 100644
index 0000000..685ec20
--- /dev/null
+++ b/test/fixtures/not_cmd.rb
@@ -0,0 +1 @@
+not m foo
diff --git a/test/fixtures/not_masgn__24.rb b/test/fixtures/not_masgn__24.rb
new file mode 100644
index 0000000..cb93b91
--- /dev/null
+++ b/test/fixtures/not_masgn__24.rb
@@ -0,0 +1 @@
+!(a, b = foo)
diff --git a/test/fixtures/nth_ref.rb b/test/fixtures/nth_ref.rb
new file mode 100644
index 0000000..16ef65b
--- /dev/null
+++ b/test/fixtures/nth_ref.rb
@@ -0,0 +1 @@
+$10
diff --git a/test/fixtures/numbered_args_after_27.rb b/test/fixtures/numbered_args_after_27.rb
new file mode 100644
index 0000000..96fe7a3
--- /dev/null
+++ b/test/fixtures/numbered_args_after_27.rb
@@ -0,0 +1,7 @@
+-> do _1 + _9 end
+
+-> { _1 + _9}
+
+m do _1 + _9 end
+
+m { _1 + _9 }
diff --git a/test/fixtures/numparam_outside_block.rb b/test/fixtures/numparam_outside_block.rb
new file mode 100644
index 0000000..37cbce1
--- /dev/null
+++ b/test/fixtures/numparam_outside_block.rb
@@ -0,0 +1,9 @@
+_1
+
+class << foo; _1; end
+
+class A; _1; end
+
+def self.m; _1; end
+
+module A; _1; end
diff --git a/test/fixtures/op_asgn.rb b/test/fixtures/op_asgn.rb
new file mode 100644
index 0000000..a5a28b1
--- /dev/null
+++ b/test/fixtures/op_asgn.rb
@@ -0,0 +1,5 @@
+foo.A += 1
+
+foo.a += 1
+
+foo::a += 1
diff --git a/test/fixtures/op_asgn_cmd.rb b/test/fixtures/op_asgn_cmd.rb
new file mode 100644
index 0000000..017aa9b
--- /dev/null
+++ b/test/fixtures/op_asgn_cmd.rb
@@ -0,0 +1,7 @@
+foo.A += m foo
+
+foo.a += m foo
+
+foo::A += m foo
+
+foo::a += m foo
diff --git a/test/fixtures/op_asgn_index.rb b/test/fixtures/op_asgn_index.rb
new file mode 100644
index 0000000..92cfb22
--- /dev/null
+++ b/test/fixtures/op_asgn_index.rb
@@ -0,0 +1 @@
+foo[0, 1] += 2
diff --git a/test/fixtures/op_asgn_index_cmd.rb b/test/fixtures/op_asgn_index_cmd.rb
new file mode 100644
index 0000000..161b244
--- /dev/null
+++ b/test/fixtures/op_asgn_index_cmd.rb
@@ -0,0 +1 @@
+foo[0, 1] += m foo
diff --git a/test/fixtures/optarg.rb b/test/fixtures/optarg.rb
new file mode 100644
index 0000000..9d60609
--- /dev/null
+++ b/test/fixtures/optarg.rb
@@ -0,0 +1,3 @@
+def f foo = 1; end
+
+def f(foo=1, bar=2); end
diff --git a/test/fixtures/or.rb b/test/fixtures/or.rb
new file mode 100644
index 0000000..c2042eb
--- /dev/null
+++ b/test/fixtures/or.rb
@@ -0,0 +1,3 @@
+foo or bar
+
+foo || bar
diff --git a/test/fixtures/or_asgn.rb b/test/fixtures/or_asgn.rb
new file mode 100644
index 0000000..6e4ecc9
--- /dev/null
+++ b/test/fixtures/or_asgn.rb
@@ -0,0 +1,3 @@
+foo.a ||= 1
+
+foo[0, 1] ||= 2
diff --git a/test/fixtures/parser_bug_272.rb b/test/fixtures/parser_bug_272.rb
new file mode 100644
index 0000000..2f2f2b8
--- /dev/null
+++ b/test/fixtures/parser_bug_272.rb
@@ -0,0 +1 @@
+a @b do |c|;end
diff --git a/test/fixtures/parser_bug_490.rb b/test/fixtures/parser_bug_490.rb
new file mode 100644
index 0000000..cf544b1
--- /dev/null
+++ b/test/fixtures/parser_bug_490.rb
@@ -0,0 +1,5 @@
+def m; class << self; A = nil; end; end
+
+def m; class << self; class C; end; end; end
+
+def m; class << self; module M; end; end; end
diff --git a/test/fixtures/parser_bug_507.rb b/test/fixtures/parser_bug_507.rb
new file mode 100644
index 0000000..bf616b8
--- /dev/null
+++ b/test/fixtures/parser_bug_507.rb
@@ -0,0 +1 @@
+m = -> *args do end
diff --git a/test/fixtures/parser_bug_518.rb b/test/fixtures/parser_bug_518.rb
new file mode 100644
index 0000000..22f4afe
--- /dev/null
+++ b/test/fixtures/parser_bug_518.rb
@@ -0,0 +1,2 @@
+class A < B
+end
diff --git a/test/fixtures/parser_bug_525.rb b/test/fixtures/parser_bug_525.rb
new file mode 100644
index 0000000..59d0e73
--- /dev/null
+++ b/test/fixtures/parser_bug_525.rb
@@ -0,0 +1 @@
+m1 :k => m2 do; m3() do end; end
diff --git a/test/fixtures/parser_bug_604.rb b/test/fixtures/parser_bug_604.rb
new file mode 100644
index 0000000..7eb91c2
--- /dev/null
+++ b/test/fixtures/parser_bug_604.rb
@@ -0,0 +1 @@
+m a + b do end
diff --git a/test/fixtures/parser_bug_640.rb b/test/fixtures/parser_bug_640.rb
new file mode 100644
index 0000000..fb62ded
--- /dev/null
+++ b/test/fixtures/parser_bug_640.rb
@@ -0,0 +1,4 @@
+<<~FOO
+  baz\
+  qux
+FOO
diff --git a/test/fixtures/parser_bug_645.rb b/test/fixtures/parser_bug_645.rb
new file mode 100644
index 0000000..cb1e5a0
--- /dev/null
+++ b/test/fixtures/parser_bug_645.rb
@@ -0,0 +1 @@
+-> (arg={}) {}
diff --git a/test/fixtures/parser_bug_830.rb b/test/fixtures/parser_bug_830.rb
new file mode 100644
index 0000000..e5865e9
--- /dev/null
+++ b/test/fixtures/parser_bug_830.rb
@@ -0,0 +1 @@
+/\(/
diff --git a/test/fixtures/parser_drops_truncated_parts_of_squiggly_heredoc.rb b/test/fixtures/parser_drops_truncated_parts_of_squiggly_heredoc.rb
new file mode 100644
index 0000000..bddae8e
--- /dev/null
+++ b/test/fixtures/parser_drops_truncated_parts_of_squiggly_heredoc.rb
@@ -0,0 +1,3 @@
+<<~HERE
+  #{}
+HERE
diff --git a/test/fixtures/parser_slash_slash_n_escaping_in_literals.rb b/test/fixtures/parser_slash_slash_n_escaping_in_literals.rb
new file mode 100644
index 0000000..564cebd
--- /dev/null
+++ b/test/fixtures/parser_slash_slash_n_escaping_in_literals.rb
@@ -0,0 +1,62 @@
+"a\
+b"
+
+%I{a\
+b}
+
+%Q{a\
+b}
+
+%W{a\
+b}
+
+%i{a\
+b}
+
+%q{a\
+b}
+
+%r{a\
+b}
+
+%s{a\
+b}
+
+%w{a\
+b}
+
+%x{a\
+b}
+
+%{a\
+b}
+
+'a\
+b'
+
+/a\
+b/
+
+:"a\
+b"
+
+:'a\
+b'
+
+<<-"HERE"
+a\
+b
+HERE
+
+<<-'HERE'
+a\
+b
+HERE
+
+<<-`HERE`
+a\
+b
+HERE
+
+`a\
+b`
diff --git a/test/fixtures/pattern_match.rb b/test/fixtures/pattern_match.rb
new file mode 100644
index 0000000..6464d95
--- /dev/null
+++ b/test/fixtures/pattern_match.rb
@@ -0,0 +1,175 @@
+case foo; 
+        in a: {b:}, c:
+          p c
+      ; end
+
+case foo; 
+        in {Foo: 42
+        }
+          false
+      ; end
+
+case foo; 
+        in {a:
+              2}
+          false
+      ; end
+
+case foo; 
+        in {a:
+        }
+          true
+      ; end
+
+case foo; 
+        in {a: 1
+        }
+          false
+      ; end
+
+case foo; in "#{ %Q{a} }": 1 then true; end
+
+case foo; in "#{ %Q{a} }": then true; end
+
+case foo; in "#{ %q{a} }": 1 then true; end
+
+case foo; in "#{ %q{a} }": then true; end
+
+case foo; in "#{ 'a' }": 1 then true; end
+
+case foo; in "#{ 'a' }": then true; end
+
+case foo; in "a": 1 then true; end
+
+case foo; in "a": then true; end
+
+case foo; in (1) then true; end
+
+case foo; in * then nil; end
+
+case foo; in ** then true; end
+
+case foo; in **a then true; end
+
+case foo; in **nil then true; end
+
+case foo; in *, 42, * then true; end
+
+case foo; in *x then nil; end
+
+case foo; in *x, y, z then nil; end
+
+case foo; in ->{ 42 } then true; end
+
+case foo; in ...2 then true; end
+
+case foo; in ..2 then true; end
+
+case foo; in 1 => a then true; end
+
+case foo; in 1 | 2 then true; end
+
+case foo; in 1, "a", [], {} then nil; end
+
+case foo; in 1.. then true; end
+
+case foo; in 1... then true; end
+
+case foo; in 1...2 then true; end
+
+case foo; in 1..2 then true; end
+
+case foo; in 1; end
+
+case foo; in ::A then true; end
+
+case foo; in A then true; end
+
+case foo; in A() then true; end
+
+case foo; in A(1, 2) then true; end
+
+case foo; in A(x:) then true; end
+
+case foo; in A::B then true; end
+
+case foo; in A[1, 2] then true; end
+
+case foo; in A[] then true; end
+
+case foo; in A[x:] then true; end
+
+case foo; in Array[*, 1, *] then true; end
+
+case foo; in String(*, 1, *) then true; end
+
+case foo; in [*, x] then true; end
+
+case foo; in [*x, 1 => a, *y] then true; end
+
+case foo; in [*x, y] then true; end
+
+case foo; in [x, *, y] then true; end
+
+case foo; in [x, *y, z] then true; end
+
+case foo; in [x, y, *] then true; end
+
+case foo; in [x, y, *z] then true; end
+
+case foo; in [x, y,] then true; end
+
+case foo; in [x, y] then true; end
+
+case foo; in [x,] then nil; end
+
+case foo; in [x] then nil; end
+
+case foo; in ^$TestPatternMatching; end
+
+case foo; in ^(0+0) then nil; end
+
+case foo; in ^(1
+); end
+
+case foo; in ^(42) then nil; end
+
+case foo; in ^@@TestPatternMatching; end
+
+case foo; in ^@a; end
+
+case foo; in ^foo then nil; end
+
+case foo; in a: 1 then true; end
+
+case foo; in a: 1, _a:, ** then true; end
+
+case foo; in a: 1, b: 2 then true; end
+
+case foo; in a: then true; end
+
+case foo; in a:, b: then true; end
+
+case foo; in self then true; end
+
+case foo; in x if true; nil; end
+
+case foo; in x then x; end
+
+case foo; in x unless true; nil; end
+
+case foo; in x, *y, z then nil; end
+
+case foo; in x, then nil; end
+
+case foo; in x, y then nil; end
+
+case foo; in x, y, then nil; end
+
+case foo; in { a: 1 } then true; end
+
+case foo; in { a: 1, } then true; end
+
+case foo; in { foo: ^(42) } then nil; end
+
+case foo; in {} then true; end
diff --git a/test/fixtures/pattern_matching__FILE__LINE_literals.rb b/test/fixtures/pattern_matching__FILE__LINE_literals.rb
new file mode 100644
index 0000000..fe0edae
--- /dev/null
+++ b/test/fixtures/pattern_matching__FILE__LINE_literals.rb
@@ -0,0 +1,4 @@
+        case [__FILE__, __LINE__ + 1, __ENCODING__]
+          in [__FILE__, __LINE__, __ENCODING__]
+        end
+
diff --git a/test/fixtures/pattern_matching_blank_else.rb b/test/fixtures/pattern_matching_blank_else.rb
new file mode 100644
index 0000000..6bf059a
--- /dev/null
+++ b/test/fixtures/pattern_matching_blank_else.rb
@@ -0,0 +1 @@
+case 1; in 2; 3; else; end
diff --git a/test/fixtures/pattern_matching_else.rb b/test/fixtures/pattern_matching_else.rb
new file mode 100644
index 0000000..29f14c9
--- /dev/null
+++ b/test/fixtures/pattern_matching_else.rb
@@ -0,0 +1 @@
+case 1; in 2; 3; else; 4; end
diff --git a/test/fixtures/pattern_matching_single_line.rb b/test/fixtures/pattern_matching_single_line.rb
new file mode 100644
index 0000000..12279af
--- /dev/null
+++ b/test/fixtures/pattern_matching_single_line.rb
@@ -0,0 +1,3 @@
+1 => [a]; a
+
+1 in [a]; a
diff --git a/test/fixtures/pattern_matching_single_line_allowed_omission_of_parentheses.rb b/test/fixtures/pattern_matching_single_line_allowed_omission_of_parentheses.rb
new file mode 100644
index 0000000..1e42933
--- /dev/null
+++ b/test/fixtures/pattern_matching_single_line_allowed_omission_of_parentheses.rb
@@ -0,0 +1,11 @@
+[1, 2] => a, b; a
+
+[1, 2] in a, b; a
+
+{a: 1} => a:; a
+
+{a: 1} in a:; a
+
+{key: :value} => key: value; value
+
+{key: :value} in key: value; value
diff --git a/test/fixtures/postexe.rb b/test/fixtures/postexe.rb
new file mode 100644
index 0000000..baee33a
--- /dev/null
+++ b/test/fixtures/postexe.rb
@@ -0,0 +1 @@
+END { 1 }
diff --git a/test/fixtures/preexe.rb b/test/fixtures/preexe.rb
new file mode 100644
index 0000000..9e802f3
--- /dev/null
+++ b/test/fixtures/preexe.rb
@@ -0,0 +1 @@
+BEGIN { 1 }
diff --git a/test/fixtures/procarg0.rb b/test/fixtures/procarg0.rb
new file mode 100644
index 0000000..74cae2c
--- /dev/null
+++ b/test/fixtures/procarg0.rb
@@ -0,0 +1,3 @@
+m { |(foo, bar)| } 
+
+m { |foo| } 
diff --git a/test/fixtures/range_endless.rb b/test/fixtures/range_endless.rb
new file mode 100644
index 0000000..9894d40
--- /dev/null
+++ b/test/fixtures/range_endless.rb
@@ -0,0 +1,3 @@
+1..
+
+1...
diff --git a/test/fixtures/range_exclusive.rb b/test/fixtures/range_exclusive.rb
new file mode 100644
index 0000000..9e07fae
--- /dev/null
+++ b/test/fixtures/range_exclusive.rb
@@ -0,0 +1 @@
+1...2
diff --git a/test/fixtures/range_inclusive.rb b/test/fixtures/range_inclusive.rb
new file mode 100644
index 0000000..8c12abf
--- /dev/null
+++ b/test/fixtures/range_inclusive.rb
@@ -0,0 +1 @@
+1..2
diff --git a/test/fixtures/rational.rb b/test/fixtures/rational.rb
new file mode 100644
index 0000000..e11cacc
--- /dev/null
+++ b/test/fixtures/rational.rb
@@ -0,0 +1,3 @@
+42.1r
+
+42r
diff --git a/test/fixtures/redo.rb b/test/fixtures/redo.rb
new file mode 100644
index 0000000..f49789c
--- /dev/null
+++ b/test/fixtures/redo.rb
@@ -0,0 +1 @@
+redo
diff --git a/test/fixtures/regex_interp.rb b/test/fixtures/regex_interp.rb
new file mode 100644
index 0000000..f9ad7fc
--- /dev/null
+++ b/test/fixtures/regex_interp.rb
@@ -0,0 +1 @@
+/foo#{bar}baz/
diff --git a/test/fixtures/regex_plain.rb b/test/fixtures/regex_plain.rb
new file mode 100644
index 0000000..b86faec
--- /dev/null
+++ b/test/fixtures/regex_plain.rb
@@ -0,0 +1 @@
+/source/im
diff --git a/test/fixtures/resbody_list.rb b/test/fixtures/resbody_list.rb
new file mode 100644
index 0000000..e40d45f
--- /dev/null
+++ b/test/fixtures/resbody_list.rb
@@ -0,0 +1 @@
+begin; meth; rescue Exception; bar; end
diff --git a/test/fixtures/resbody_list_mrhs.rb b/test/fixtures/resbody_list_mrhs.rb
new file mode 100644
index 0000000..92b8bb2
--- /dev/null
+++ b/test/fixtures/resbody_list_mrhs.rb
@@ -0,0 +1 @@
+begin; meth; rescue Exception, foo; bar; end
diff --git a/test/fixtures/resbody_list_var.rb b/test/fixtures/resbody_list_var.rb
new file mode 100644
index 0000000..0a2fb90
--- /dev/null
+++ b/test/fixtures/resbody_list_var.rb
@@ -0,0 +1 @@
+begin; meth; rescue foo => ex; bar; end
diff --git a/test/fixtures/resbody_var.rb b/test/fixtures/resbody_var.rb
new file mode 100644
index 0000000..2104ac5
--- /dev/null
+++ b/test/fixtures/resbody_var.rb
@@ -0,0 +1,3 @@
+begin; meth; rescue => @ex; bar; end
+
+begin; meth; rescue => ex; bar; end
diff --git a/test/fixtures/rescue.rb b/test/fixtures/rescue.rb
new file mode 100644
index 0000000..2d3be9d
--- /dev/null
+++ b/test/fixtures/rescue.rb
@@ -0,0 +1 @@
+begin; meth; rescue; foo; end
diff --git a/test/fixtures/rescue_else.rb b/test/fixtures/rescue_else.rb
new file mode 100644
index 0000000..a22f8d1
--- /dev/null
+++ b/test/fixtures/rescue_else.rb
@@ -0,0 +1 @@
+begin; meth; rescue; foo; else; bar; end
diff --git a/test/fixtures/rescue_else_ensure.rb b/test/fixtures/rescue_else_ensure.rb
new file mode 100644
index 0000000..167eee1
--- /dev/null
+++ b/test/fixtures/rescue_else_ensure.rb
@@ -0,0 +1 @@
+begin; meth; rescue; baz; else foo; ensure; bar end
diff --git a/test/fixtures/rescue_ensure.rb b/test/fixtures/rescue_ensure.rb
new file mode 100644
index 0000000..8237257
--- /dev/null
+++ b/test/fixtures/rescue_ensure.rb
@@ -0,0 +1 @@
+begin; meth; rescue; baz; ensure; bar; end
diff --git a/test/fixtures/rescue_in_lambda_block.rb b/test/fixtures/rescue_in_lambda_block.rb
new file mode 100644
index 0000000..ccd8ed7
--- /dev/null
+++ b/test/fixtures/rescue_in_lambda_block.rb
@@ -0,0 +1 @@
+-> do rescue; end
diff --git a/test/fixtures/rescue_mod.rb b/test/fixtures/rescue_mod.rb
new file mode 100644
index 0000000..06375d3
--- /dev/null
+++ b/test/fixtures/rescue_mod.rb
@@ -0,0 +1 @@
+meth rescue bar
diff --git a/test/fixtures/rescue_mod_asgn.rb b/test/fixtures/rescue_mod_asgn.rb
new file mode 100644
index 0000000..abf7cd9
--- /dev/null
+++ b/test/fixtures/rescue_mod_asgn.rb
@@ -0,0 +1 @@
+foo = meth rescue bar
diff --git a/test/fixtures/rescue_mod_masgn.rb b/test/fixtures/rescue_mod_masgn.rb
new file mode 100644
index 0000000..0716eb1
--- /dev/null
+++ b/test/fixtures/rescue_mod_masgn.rb
@@ -0,0 +1 @@
+foo, bar = meth rescue [1, 2]
diff --git a/test/fixtures/rescue_mod_op_assign.rb b/test/fixtures/rescue_mod_op_assign.rb
new file mode 100644
index 0000000..178efa3
--- /dev/null
+++ b/test/fixtures/rescue_mod_op_assign.rb
@@ -0,0 +1 @@
+foo += meth rescue bar
diff --git a/test/fixtures/rescue_without_begin_end.rb b/test/fixtures/rescue_without_begin_end.rb
new file mode 100644
index 0000000..8416569
--- /dev/null
+++ b/test/fixtures/rescue_without_begin_end.rb
@@ -0,0 +1 @@
+meth do; foo; rescue; bar; end
diff --git a/test/fixtures/restarg_named.rb b/test/fixtures/restarg_named.rb
new file mode 100644
index 0000000..355cd8f
--- /dev/null
+++ b/test/fixtures/restarg_named.rb
@@ -0,0 +1 @@
+def f(*foo); end
diff --git a/test/fixtures/restarg_unnamed.rb b/test/fixtures/restarg_unnamed.rb
new file mode 100644
index 0000000..c9932dd
--- /dev/null
+++ b/test/fixtures/restarg_unnamed.rb
@@ -0,0 +1 @@
+def f(*); end
diff --git a/test/fixtures/retry.rb b/test/fixtures/retry.rb
new file mode 100644
index 0000000..77428f7
--- /dev/null
+++ b/test/fixtures/retry.rb
@@ -0,0 +1 @@
+retry
diff --git a/test/fixtures/return.rb b/test/fixtures/return.rb
new file mode 100644
index 0000000..e3d966b
--- /dev/null
+++ b/test/fixtures/return.rb
@@ -0,0 +1,7 @@
+return
+
+return foo
+
+return()
+
+return(foo)
diff --git a/test/fixtures/return_block.rb b/test/fixtures/return_block.rb
new file mode 100644
index 0000000..00723a7
--- /dev/null
+++ b/test/fixtures/return_block.rb
@@ -0,0 +1 @@
+return fun foo do end
diff --git a/test/fixtures/ruby_bug_10279.rb b/test/fixtures/ruby_bug_10279.rb
new file mode 100644
index 0000000..4d0fb21
--- /dev/null
+++ b/test/fixtures/ruby_bug_10279.rb
@@ -0,0 +1 @@
+{a: if true then 42 end}
diff --git a/test/fixtures/ruby_bug_10653.rb b/test/fixtures/ruby_bug_10653.rb
new file mode 100644
index 0000000..51354a1
--- /dev/null
+++ b/test/fixtures/ruby_bug_10653.rb
@@ -0,0 +1,5 @@
+false ? raise do end : tap do end
+
+false ? raise {} : tap {}
+
+true ? 1.tap do |n| p n end : 0
diff --git a/test/fixtures/ruby_bug_11107.rb b/test/fixtures/ruby_bug_11107.rb
new file mode 100644
index 0000000..1f28cb0
--- /dev/null
+++ b/test/fixtures/ruby_bug_11107.rb
@@ -0,0 +1 @@
+p ->() do a() do end end
diff --git a/test/fixtures/ruby_bug_11380.rb b/test/fixtures/ruby_bug_11380.rb
new file mode 100644
index 0000000..1631548
--- /dev/null
+++ b/test/fixtures/ruby_bug_11380.rb
@@ -0,0 +1 @@
+p -> { :hello }, a: 1 do end
diff --git a/test/fixtures/ruby_bug_11873.rb b/test/fixtures/ruby_bug_11873.rb
new file mode 100644
index 0000000..a25aa9e
--- /dev/null
+++ b/test/fixtures/ruby_bug_11873.rb
@@ -0,0 +1,23 @@
+a b(c d), "x" do end
+
+a b(c d), /x/ do end
+
+a b(c d), /x/m do end
+
+a b(c(d)), "x" do end
+
+a b(c(d)), /x/ do end
+
+a b(c(d)), /x/m do end
+
+a b{c d}, "x" do end
+
+a b{c d}, /x/ do end
+
+a b{c d}, /x/m do end
+
+a b{c(d)}, "x" do end
+
+a b{c(d)}, /x/ do end
+
+a b{c(d)}, /x/m do end
diff --git a/test/fixtures/ruby_bug_11873_a.rb b/test/fixtures/ruby_bug_11873_a.rb
new file mode 100644
index 0000000..1856235
--- /dev/null
+++ b/test/fixtures/ruby_bug_11873_a.rb
@@ -0,0 +1,39 @@
+a b(c d), 1 do end
+
+a b(c d), 1.0 do end
+
+a b(c d), 1.0i do end
+
+a b(c d), 1.0r do end
+
+a b(c d), :e do end
+
+a b(c(d)), 1 do end
+
+a b(c(d)), 1.0 do end
+
+a b(c(d)), 1.0i do end
+
+a b(c(d)), 1.0r do end
+
+a b(c(d)), :e do end
+
+a b{c d}, 1 do end
+
+a b{c d}, 1.0 do end
+
+a b{c d}, 1.0i do end
+
+a b{c d}, 1.0r do end
+
+a b{c d}, :e do end
+
+a b{c(d)}, 1 do end
+
+a b{c(d)}, 1.0 do end
+
+a b{c(d)}, 1.0i do end
+
+a b{c(d)}, 1.0r do end
+
+a b{c(d)}, :e do end
diff --git a/test/fixtures/ruby_bug_11873_b.rb b/test/fixtures/ruby_bug_11873_b.rb
new file mode 100644
index 0000000..1b86662
--- /dev/null
+++ b/test/fixtures/ruby_bug_11873_b.rb
@@ -0,0 +1 @@
+p p{p(p);p p}, tap do end
diff --git a/test/fixtures/ruby_bug_11989.rb b/test/fixtures/ruby_bug_11989.rb
new file mode 100644
index 0000000..d49b861
--- /dev/null
+++ b/test/fixtures/ruby_bug_11989.rb
@@ -0,0 +1,3 @@
+p <<~"E"
+  x\n   y
+E
diff --git a/test/fixtures/ruby_bug_11990.rb b/test/fixtures/ruby_bug_11990.rb
new file mode 100644
index 0000000..d0fe7b2
--- /dev/null
+++ b/test/fixtures/ruby_bug_11990.rb
@@ -0,0 +1,3 @@
+p <<~E "  y"
+  x
+E
diff --git a/test/fixtures/ruby_bug_12073.rb b/test/fixtures/ruby_bug_12073.rb
new file mode 100644
index 0000000..b2e3784
--- /dev/null
+++ b/test/fixtures/ruby_bug_12073.rb
@@ -0,0 +1,3 @@
+a = 1; a b: 1
+
+def foo raise; raise A::B, ''; end
diff --git a/test/fixtures/ruby_bug_12402.rb b/test/fixtures/ruby_bug_12402.rb
new file mode 100644
index 0000000..060d5d9
--- /dev/null
+++ b/test/fixtures/ruby_bug_12402.rb
@@ -0,0 +1,27 @@
+foo += raise bar rescue nil
+
+foo += raise(bar) rescue nil
+
+foo = raise bar rescue nil
+
+foo = raise(bar) rescue nil
+
+foo.C += raise bar rescue nil
+
+foo.C += raise(bar) rescue nil
+
+foo.m += raise bar rescue nil
+
+foo.m += raise(bar) rescue nil
+
+foo::C ||= raise bar rescue nil
+
+foo::C ||= raise(bar) rescue nil
+
+foo::m += raise bar rescue nil
+
+foo::m += raise(bar) rescue nil
+
+foo[0] += raise bar rescue nil
+
+foo[0] += raise(bar) rescue nil
diff --git a/test/fixtures/ruby_bug_12669.rb b/test/fixtures/ruby_bug_12669.rb
new file mode 100644
index 0000000..cd89689
--- /dev/null
+++ b/test/fixtures/ruby_bug_12669.rb
@@ -0,0 +1,7 @@
+a += b += raise :x
+
+a += b = raise :x
+
+a = b += raise :x
+
+a = b = raise :x
diff --git a/test/fixtures/ruby_bug_12686.rb b/test/fixtures/ruby_bug_12686.rb
new file mode 100644
index 0000000..7742e79
--- /dev/null
+++ b/test/fixtures/ruby_bug_12686.rb
@@ -0,0 +1 @@
+f (g rescue nil)
diff --git a/test/fixtures/ruby_bug_13547.rb b/test/fixtures/ruby_bug_13547.rb
new file mode 100644
index 0000000..29eafc3
--- /dev/null
+++ b/test/fixtures/ruby_bug_13547.rb
@@ -0,0 +1 @@
+meth[] {}
diff --git a/test/fixtures/ruby_bug_14690.rb b/test/fixtures/ruby_bug_14690.rb
new file mode 100644
index 0000000..b73b1d8
--- /dev/null
+++ b/test/fixtures/ruby_bug_14690.rb
@@ -0,0 +1 @@
+let () { m(a) do; end }
diff --git a/test/fixtures/ruby_bug_15789.rb b/test/fixtures/ruby_bug_15789.rb
new file mode 100644
index 0000000..6324db5
--- /dev/null
+++ b/test/fixtures/ruby_bug_15789.rb
@@ -0,0 +1,3 @@
+m ->(a = ->{_1}) {a}
+
+m ->(a: ->{_1}) {a}
diff --git a/test/fixtures/ruby_bug_9669.rb b/test/fixtures/ruby_bug_9669.rb
new file mode 100644
index 0000000..60dfa09
--- /dev/null
+++ b/test/fixtures/ruby_bug_9669.rb
@@ -0,0 +1,8 @@
+def a b:
+return
+end
+
+o = {
+a:
+1
+}
diff --git a/test/fixtures/sclass.rb b/test/fixtures/sclass.rb
new file mode 100644
index 0000000..e6aadae
--- /dev/null
+++ b/test/fixtures/sclass.rb
@@ -0,0 +1 @@
+class << foo; nil; end
diff --git a/test/fixtures/self.rb b/test/fixtures/self.rb
new file mode 100644
index 0000000..31f9efa
--- /dev/null
+++ b/test/fixtures/self.rb
@@ -0,0 +1 @@
+self
diff --git a/test/fixtures/send_attr_asgn.rb b/test/fixtures/send_attr_asgn.rb
new file mode 100644
index 0000000..b477966
--- /dev/null
+++ b/test/fixtures/send_attr_asgn.rb
@@ -0,0 +1,7 @@
+foo.A = 1
+
+foo.a = 1
+
+foo::A = 1
+
+foo::a = 1
diff --git a/test/fixtures/send_attr_asgn_conditional.rb b/test/fixtures/send_attr_asgn_conditional.rb
new file mode 100644
index 0000000..1279e02
--- /dev/null
+++ b/test/fixtures/send_attr_asgn_conditional.rb
@@ -0,0 +1 @@
+a&.b = 1
diff --git a/test/fixtures/send_binary_op.rb b/test/fixtures/send_binary_op.rb
new file mode 100644
index 0000000..3e3e930
--- /dev/null
+++ b/test/fixtures/send_binary_op.rb
@@ -0,0 +1,41 @@
+foo != 1
+
+foo !~ 1
+
+foo % 1
+
+foo & 1
+
+foo * 1
+
+foo ** 1
+
+foo + 1
+
+foo - 1
+
+foo / 1
+
+foo < 1
+
+foo << 1
+
+foo <= 1
+
+foo <=> 1
+
+foo == 1
+
+foo === 1
+
+foo =~ 1
+
+foo > 1
+
+foo >= 1
+
+foo >> 1
+
+foo ^ 1
+
+foo | 1
diff --git a/test/fixtures/send_block_chain_cmd.rb b/test/fixtures/send_block_chain_cmd.rb
new file mode 100644
index 0000000..c6fe1aa
--- /dev/null
+++ b/test/fixtures/send_block_chain_cmd.rb
@@ -0,0 +1,13 @@
+meth 1 do end.fun bar
+
+meth 1 do end.fun bar do end
+
+meth 1 do end.fun {}
+
+meth 1 do end.fun(bar)
+
+meth 1 do end.fun(bar) {}
+
+meth 1 do end::fun bar
+
+meth 1 do end::fun(bar)
diff --git a/test/fixtures/send_block_conditional.rb b/test/fixtures/send_block_conditional.rb
new file mode 100644
index 0000000..dcc8361
--- /dev/null
+++ b/test/fixtures/send_block_conditional.rb
@@ -0,0 +1 @@
+foo&.bar {}
diff --git a/test/fixtures/send_call.rb b/test/fixtures/send_call.rb
new file mode 100644
index 0000000..9970127
--- /dev/null
+++ b/test/fixtures/send_call.rb
@@ -0,0 +1,3 @@
+foo.(1)
+
+foo::(1)
diff --git a/test/fixtures/send_conditional.rb b/test/fixtures/send_conditional.rb
new file mode 100644
index 0000000..8ecd27e
--- /dev/null
+++ b/test/fixtures/send_conditional.rb
@@ -0,0 +1 @@
+a&.b
diff --git a/test/fixtures/send_index.rb b/test/fixtures/send_index.rb
new file mode 100644
index 0000000..f9c4daf
--- /dev/null
+++ b/test/fixtures/send_index.rb
@@ -0,0 +1 @@
+foo[1, 2]
diff --git a/test/fixtures/send_index_asgn.rb b/test/fixtures/send_index_asgn.rb
new file mode 100644
index 0000000..e232fa3
--- /dev/null
+++ b/test/fixtures/send_index_asgn.rb
@@ -0,0 +1 @@
+foo[1, 2] = 3
diff --git a/test/fixtures/send_index_asgn_legacy.rb b/test/fixtures/send_index_asgn_legacy.rb
new file mode 100644
index 0000000..e232fa3
--- /dev/null
+++ b/test/fixtures/send_index_asgn_legacy.rb
@@ -0,0 +1 @@
+foo[1, 2] = 3
diff --git a/test/fixtures/send_index_cmd.rb b/test/fixtures/send_index_cmd.rb
new file mode 100644
index 0000000..32090e7
--- /dev/null
+++ b/test/fixtures/send_index_cmd.rb
@@ -0,0 +1 @@
+foo[m bar]
diff --git a/test/fixtures/send_index_legacy.rb b/test/fixtures/send_index_legacy.rb
new file mode 100644
index 0000000..f9c4daf
--- /dev/null
+++ b/test/fixtures/send_index_legacy.rb
@@ -0,0 +1 @@
+foo[1, 2]
diff --git a/test/fixtures/send_lambda.rb b/test/fixtures/send_lambda.rb
new file mode 100644
index 0000000..eadd6c9
--- /dev/null
+++ b/test/fixtures/send_lambda.rb
@@ -0,0 +1,5 @@
+-> * { }
+
+-> do end
+
+->{ }
diff --git a/test/fixtures/send_lambda_args.rb b/test/fixtures/send_lambda_args.rb
new file mode 100644
index 0000000..68392f2
--- /dev/null
+++ b/test/fixtures/send_lambda_args.rb
@@ -0,0 +1,3 @@
+-> (a) { }
+
+->(a) { }
diff --git a/test/fixtures/send_lambda_args_noparen.rb b/test/fixtures/send_lambda_args_noparen.rb
new file mode 100644
index 0000000..c0ae077
--- /dev/null
+++ b/test/fixtures/send_lambda_args_noparen.rb
@@ -0,0 +1,3 @@
+-> a: 1 { }
+
+-> a: { }
diff --git a/test/fixtures/send_lambda_args_shadow.rb b/test/fixtures/send_lambda_args_shadow.rb
new file mode 100644
index 0000000..230f35a
--- /dev/null
+++ b/test/fixtures/send_lambda_args_shadow.rb
@@ -0,0 +1 @@
+->(a; foo, bar) { }
diff --git a/test/fixtures/send_lambda_legacy.rb b/test/fixtures/send_lambda_legacy.rb
new file mode 100644
index 0000000..a509407
--- /dev/null
+++ b/test/fixtures/send_lambda_legacy.rb
@@ -0,0 +1 @@
+->{ }
diff --git a/test/fixtures/send_op_asgn_conditional.rb b/test/fixtures/send_op_asgn_conditional.rb
new file mode 100644
index 0000000..906088d
--- /dev/null
+++ b/test/fixtures/send_op_asgn_conditional.rb
@@ -0,0 +1 @@
+a&.b &&= 1
diff --git a/test/fixtures/send_plain.rb b/test/fixtures/send_plain.rb
new file mode 100644
index 0000000..ebaf1d1
--- /dev/null
+++ b/test/fixtures/send_plain.rb
@@ -0,0 +1,5 @@
+foo.fun
+
+foo::Fun()
+
+foo::fun
diff --git a/test/fixtures/send_plain_cmd.rb b/test/fixtures/send_plain_cmd.rb
new file mode 100644
index 0000000..e3fd63f
--- /dev/null
+++ b/test/fixtures/send_plain_cmd.rb
@@ -0,0 +1,5 @@
+foo.fun bar
+
+foo::Fun bar
+
+foo::fun bar
diff --git a/test/fixtures/send_self.rb b/test/fixtures/send_self.rb
new file mode 100644
index 0000000..f084b9b
--- /dev/null
+++ b/test/fixtures/send_self.rb
@@ -0,0 +1,5 @@
+fun
+
+fun!
+
+fun(1)
diff --git a/test/fixtures/send_self_block.rb b/test/fixtures/send_self_block.rb
new file mode 100644
index 0000000..1cd6703
--- /dev/null
+++ b/test/fixtures/send_self_block.rb
@@ -0,0 +1,7 @@
+fun do end
+
+fun { }
+
+fun() { }
+
+fun(1) { }
diff --git a/test/fixtures/send_unary_op.rb b/test/fixtures/send_unary_op.rb
new file mode 100644
index 0000000..73814d1
--- /dev/null
+++ b/test/fixtures/send_unary_op.rb
@@ -0,0 +1,5 @@
++foo
+
+-foo
+
+~foo
diff --git a/test/fixtures/slash_newline_in_heredocs.rb b/test/fixtures/slash_newline_in_heredocs.rb
new file mode 100644
index 0000000..4962a05
--- /dev/null
+++ b/test/fixtures/slash_newline_in_heredocs.rb
@@ -0,0 +1,13 @@
+<<-E
+    1 \
+    2
+    3
+E
+
+
+<<~E
+    1 \
+    2
+    3
+E
+
diff --git a/test/fixtures/space_args_arg.rb b/test/fixtures/space_args_arg.rb
new file mode 100644
index 0000000..47957cb
--- /dev/null
+++ b/test/fixtures/space_args_arg.rb
@@ -0,0 +1 @@
+fun (1)
diff --git a/test/fixtures/space_args_arg_block.rb b/test/fixtures/space_args_arg_block.rb
new file mode 100644
index 0000000..5560a82
--- /dev/null
+++ b/test/fixtures/space_args_arg_block.rb
@@ -0,0 +1,5 @@
+foo.fun (1) {}
+
+foo::fun (1) {}
+
+fun (1) {}
diff --git a/test/fixtures/space_args_arg_call.rb b/test/fixtures/space_args_arg_call.rb
new file mode 100644
index 0000000..3b0ae83
--- /dev/null
+++ b/test/fixtures/space_args_arg_call.rb
@@ -0,0 +1 @@
+fun (1).to_i
diff --git a/test/fixtures/space_args_arg_newline.rb b/test/fixtures/space_args_arg_newline.rb
new file mode 100644
index 0000000..a6cdac6
--- /dev/null
+++ b/test/fixtures/space_args_arg_newline.rb
@@ -0,0 +1,2 @@
+fun (1
+)
diff --git a/test/fixtures/space_args_block.rb b/test/fixtures/space_args_block.rb
new file mode 100644
index 0000000..555a097
--- /dev/null
+++ b/test/fixtures/space_args_block.rb
@@ -0,0 +1 @@
+fun () {}
diff --git a/test/fixtures/space_args_cmd.rb b/test/fixtures/space_args_cmd.rb
new file mode 100644
index 0000000..a749695
--- /dev/null
+++ b/test/fixtures/space_args_cmd.rb
@@ -0,0 +1 @@
+fun (f bar)
diff --git a/test/fixtures/string___FILE__.rb b/test/fixtures/string___FILE__.rb
new file mode 100644
index 0000000..4815727
--- /dev/null
+++ b/test/fixtures/string___FILE__.rb
@@ -0,0 +1 @@
+__FILE__
diff --git a/test/fixtures/string_concat.rb b/test/fixtures/string_concat.rb
new file mode 100644
index 0000000..30cc4f8
--- /dev/null
+++ b/test/fixtures/string_concat.rb
@@ -0,0 +1 @@
+"foo#@a" "bar"
diff --git a/test/fixtures/string_dvar.rb b/test/fixtures/string_dvar.rb
new file mode 100644
index 0000000..bbe5b61
--- /dev/null
+++ b/test/fixtures/string_dvar.rb
@@ -0,0 +1 @@
+"#@a #@@a #$a"
diff --git a/test/fixtures/string_interp.rb b/test/fixtures/string_interp.rb
new file mode 100644
index 0000000..5fdd803
--- /dev/null
+++ b/test/fixtures/string_interp.rb
@@ -0,0 +1 @@
+"foo#{bar}baz"
diff --git a/test/fixtures/string_plain.rb b/test/fixtures/string_plain.rb
new file mode 100644
index 0000000..4aca78d
--- /dev/null
+++ b/test/fixtures/string_plain.rb
@@ -0,0 +1,3 @@
+%q(foobar)
+
+'foobar'
diff --git a/test/fixtures/super.rb b/test/fixtures/super.rb
new file mode 100644
index 0000000..9e68a9e
--- /dev/null
+++ b/test/fixtures/super.rb
@@ -0,0 +1,5 @@
+super foo
+
+super()
+
+super(foo)
diff --git a/test/fixtures/super_block.rb b/test/fixtures/super_block.rb
new file mode 100644
index 0000000..05a7d7f
--- /dev/null
+++ b/test/fixtures/super_block.rb
@@ -0,0 +1,3 @@
+super do end
+
+super foo, bar do end
diff --git a/test/fixtures/symbol_interp.rb b/test/fixtures/symbol_interp.rb
new file mode 100644
index 0000000..d5011b2
--- /dev/null
+++ b/test/fixtures/symbol_interp.rb
@@ -0,0 +1 @@
+:"foo#{bar}baz"
diff --git a/test/fixtures/symbol_plain.rb b/test/fixtures/symbol_plain.rb
new file mode 100644
index 0000000..fd1fd00
--- /dev/null
+++ b/test/fixtures/symbol_plain.rb
@@ -0,0 +1,3 @@
+:'foo'
+
+:foo
diff --git a/test/fixtures/ternary.rb b/test/fixtures/ternary.rb
new file mode 100644
index 0000000..3a149d4
--- /dev/null
+++ b/test/fixtures/ternary.rb
@@ -0,0 +1 @@
+foo ? 1 : 2
diff --git a/test/fixtures/ternary_ambiguous_symbol.rb b/test/fixtures/ternary_ambiguous_symbol.rb
new file mode 100644
index 0000000..19aa523
--- /dev/null
+++ b/test/fixtures/ternary_ambiguous_symbol.rb
@@ -0,0 +1 @@
+t=1;(foo)?t:T
diff --git a/test/fixtures/trailing_forward_arg.rb b/test/fixtures/trailing_forward_arg.rb
new file mode 100644
index 0000000..043870a
--- /dev/null
+++ b/test/fixtures/trailing_forward_arg.rb
@@ -0,0 +1 @@
+def foo(a, b, ...); bar(a, 42, ...); end
diff --git a/test/fixtures/true.rb b/test/fixtures/true.rb
new file mode 100644
index 0000000..27ba77d
--- /dev/null
+++ b/test/fixtures/true.rb
@@ -0,0 +1 @@
+true
diff --git a/test/fixtures/unary_num_pow_precedence.rb b/test/fixtures/unary_num_pow_precedence.rb
new file mode 100644
index 0000000..f0343e3
--- /dev/null
+++ b/test/fixtures/unary_num_pow_precedence.rb
@@ -0,0 +1,5 @@
++2.0 ** 10
+
+-2 ** 10
+
+-2.0 ** 10
diff --git a/test/fixtures/undef.rb b/test/fixtures/undef.rb
new file mode 100644
index 0000000..3e88ec7
--- /dev/null
+++ b/test/fixtures/undef.rb
@@ -0,0 +1 @@
+undef foo, :bar, :"foo#{1}"
diff --git a/test/fixtures/unless.rb b/test/fixtures/unless.rb
new file mode 100644
index 0000000..d04043e
--- /dev/null
+++ b/test/fixtures/unless.rb
@@ -0,0 +1,3 @@
+unless foo then bar; end
+
+unless foo; bar; end
diff --git a/test/fixtures/unless_else.rb b/test/fixtures/unless_else.rb
new file mode 100644
index 0000000..8243d42
--- /dev/null
+++ b/test/fixtures/unless_else.rb
@@ -0,0 +1,3 @@
+unless foo then bar; else baz; end
+
+unless foo; bar; else baz; end
diff --git a/test/fixtures/unless_mod.rb b/test/fixtures/unless_mod.rb
new file mode 100644
index 0000000..2d0376a
--- /dev/null
+++ b/test/fixtures/unless_mod.rb
@@ -0,0 +1 @@
+bar unless foo
diff --git a/test/fixtures/until.rb b/test/fixtures/until.rb
new file mode 100644
index 0000000..0608223
--- /dev/null
+++ b/test/fixtures/until.rb
@@ -0,0 +1,3 @@
+until foo do meth end
+
+until foo; meth end
diff --git a/test/fixtures/until_mod.rb b/test/fixtures/until_mod.rb
new file mode 100644
index 0000000..46a85d2
--- /dev/null
+++ b/test/fixtures/until_mod.rb
@@ -0,0 +1 @@
+meth until foo
diff --git a/test/fixtures/until_post.rb b/test/fixtures/until_post.rb
new file mode 100644
index 0000000..988e43b
--- /dev/null
+++ b/test/fixtures/until_post.rb
@@ -0,0 +1 @@
+begin meth end until foo
diff --git a/test/fixtures/var_and_asgn.rb b/test/fixtures/var_and_asgn.rb
new file mode 100644
index 0000000..2550296
--- /dev/null
+++ b/test/fixtures/var_and_asgn.rb
@@ -0,0 +1 @@
+a &&= 1
diff --git a/test/fixtures/var_op_asgn.rb b/test/fixtures/var_op_asgn.rb
new file mode 100644
index 0000000..402d818
--- /dev/null
+++ b/test/fixtures/var_op_asgn.rb
@@ -0,0 +1,7 @@
+@@var |= 10
+
+@a |= 1
+
+a += 1
+
+def a; @@var |= 10; end
diff --git a/test/fixtures/var_op_asgn_cmd.rb b/test/fixtures/var_op_asgn_cmd.rb
new file mode 100644
index 0000000..33f4bc0
--- /dev/null
+++ b/test/fixtures/var_op_asgn_cmd.rb
@@ -0,0 +1 @@
+foo += m foo
diff --git a/test/fixtures/var_or_asgn.rb b/test/fixtures/var_or_asgn.rb
new file mode 100644
index 0000000..aa30b3d
--- /dev/null
+++ b/test/fixtures/var_or_asgn.rb
@@ -0,0 +1 @@
+a ||= 1
diff --git a/test/fixtures/when_multi.rb b/test/fixtures/when_multi.rb
new file mode 100644
index 0000000..b4fbd33
--- /dev/null
+++ b/test/fixtures/when_multi.rb
@@ -0,0 +1 @@
+case foo; when 'bar', 'baz'; bar; end
diff --git a/test/fixtures/when_splat.rb b/test/fixtures/when_splat.rb
new file mode 100644
index 0000000..695e5da
--- /dev/null
+++ b/test/fixtures/when_splat.rb
@@ -0,0 +1 @@
+case foo; when 1, *baz; bar; when *foo; end
diff --git a/test/fixtures/when_then.rb b/test/fixtures/when_then.rb
new file mode 100644
index 0000000..6329345
--- /dev/null
+++ b/test/fixtures/when_then.rb
@@ -0,0 +1 @@
+case foo; when 'bar' then bar; end
diff --git a/test/fixtures/while.rb b/test/fixtures/while.rb
new file mode 100644
index 0000000..28b204f
--- /dev/null
+++ b/test/fixtures/while.rb
@@ -0,0 +1,3 @@
+while foo do meth end
+
+while foo; meth end
diff --git a/test/fixtures/while_mod.rb b/test/fixtures/while_mod.rb
new file mode 100644
index 0000000..ce3cf01
--- /dev/null
+++ b/test/fixtures/while_mod.rb
@@ -0,0 +1 @@
+meth while foo
diff --git a/test/fixtures/while_post.rb b/test/fixtures/while_post.rb
new file mode 100644
index 0000000..ac6e050
--- /dev/null
+++ b/test/fixtures/while_post.rb
@@ -0,0 +1 @@
+begin meth end while foo
diff --git a/test/fixtures/xstring_interp.rb b/test/fixtures/xstring_interp.rb
new file mode 100644
index 0000000..dfede81
--- /dev/null
+++ b/test/fixtures/xstring_interp.rb
@@ -0,0 +1 @@
+`foo#{bar}baz`
diff --git a/test/fixtures/xstring_plain.rb b/test/fixtures/xstring_plain.rb
new file mode 100644
index 0000000..fce2550
--- /dev/null
+++ b/test/fixtures/xstring_plain.rb
@@ -0,0 +1 @@
+`foobar`
diff --git a/test/fixtures/yield.rb b/test/fixtures/yield.rb
new file mode 100644
index 0000000..0ecf639
--- /dev/null
+++ b/test/fixtures/yield.rb
@@ -0,0 +1,7 @@
+yield
+
+yield foo
+
+yield()
+
+yield(foo)
diff --git a/test/fixtures/zsuper.rb b/test/fixtures/zsuper.rb
new file mode 100644
index 0000000..16f5c2d
--- /dev/null
+++ b/test/fixtures/zsuper.rb
@@ -0,0 +1 @@
+super
diff --git a/test/yarp_test.rb b/test/yarp_test.rb
new file mode 100644
index 0000000..02aba6a
--- /dev/null
+++ b/test/yarp_test.rb
@@ -0,0 +1,63 @@
+# frozen_string_literal: true
+
+require "bundler/setup"
+require "test/unit"
+
+$:.unshift(File.expand_path("../lib", __dir__))
+require "parser/yarp"
+require "parser/current"
+
+# First, opt in to every AST feature.
+Parser::Builders::Default.modernize
+
+# Modify the source map == check so that it doesn't check against the node
+# itself so we don't get into a recursive loop.
+Parser::Source::Map.prepend(
+  Module.new {
+    def ==(other)
+      self.class == other.class &&
+        (instance_variables - %i[@node]).map do |ivar|
+          instance_variable_get(ivar) == other.instance_variable_get(ivar)
+        end.reduce(:&)
+    end
+  }
+)
+
+# Next, ensure that we're comparing the nodes and also comparing the source
+# ranges so that we're getting all of the necessary information.
+Parser::AST::Node.prepend(
+  Module.new {
+    def ==(other)
+      super && (location == other.location)
+    end
+  }
+)
+
+class YARPTest < Test::Unit::TestCase
+  Dir[File.expand_path("fixtures/*.rb", __dir__)].each do |filepath|
+    define_method("test_#{filepath}") { assert_parses(filepath) }
+  end
+
+  private
+
+  def assert_parses(filepath)
+    parser = Parser::CurrentRuby.default_parser
+    parser.diagnostics.consumer = ->(*) {}
+    parser.diagnostics.all_errors_are_fatal = true
+  
+    buffer = Parser::Source::Buffer.new(filepath, 1)
+    buffer.source = File.read(filepath)
+  
+    expected = parser.parse(buffer)
+    actual = Parser::YARP.parse(buffer)
+    queue = [[expected, actual]]
+  
+    while (left, right = queue.shift)
+      assert_equal(left.location, right.location)
+  
+      left.children.zip(right.children).each do |left_child, right_child|
+        queue << [left_child, right_child] if left_child.is_a?(Parser::AST::Node)
+      end
+    end
+  end
+end