feat: prune unused components by default (#154)

* feat: prune unused components by default

* chore: rename commented code to use walkHeaderRef

* refactor: remove comment for issue in kin-openapi

* chore: add missing parameter name

Co-authored-by: John Stableford <[email protected]>
Co-authored-by: John Stableford <[email protected]>

.editorconfig

@@ -0,0 +1,13 @@
+root = true
+
+[Makefile]
+indent_size = 8
+indent_style = tab
+
+[{go.mod,go.sum,*.go}]
+indent_size = 4
+indent_style = tab
+
+[{*.yml,*.yaml}]
+indent_size = 2
+indent_style = space

README.md

@@ -398,6 +398,8 @@ you can specify any combination of those.
 - `spec`: embed the OpenAPI spec into the generated code as a gzipped blob. This
 - `skip-fmt`: skip running `go fmt` on the generated code. This is useful for debugging
  the generated file in case the spec contains weird strings.
+- `skip-prune`: skip pruning unused components from the spec prior to generating
+ the code.
 
 So, for example, if you would like to produce only the server code, you could
 run `oapi-generate -generate types,server`. You could generate `types` and

cmd/oapi-codegen/oapi-codegen.go

@@ -42,7 +42,7 @@ func main() {
  )
  flag.StringVar(&packageName, "package", "", "The package name for generated code")
  flag.StringVar(&generate, "generate", "types,client,server,spec",
- `Comma-separated list of code to generate; valid options: "types", "client", "chi-server", "server", "skip-fmt", "spec"`)
+ `Comma-separated list of code to generate; valid options: "types", "client", "chi-server", "server", "spec", "skip-fmt", "skip-prune"`)
  flag.StringVar(&outputFile, "o", "", "Where to output generated code, stdout is default")
  flag.StringVar(&includeTags, "include-tags", "", "Only include operations with the given tags. Comma-separated list of tags.")
  flag.StringVar(&excludeTags, "exclude-tags", "", "Exclude operations that are tagged with the given tags. Comma-separated list of tags.")
@@ -79,6 +79,8 @@ func main() {
  opts.EmbedSpec = true
  case "skip-fmt":
  opts.SkipFmt = true
+ case "skip-prune":
+ opts.SkipPrune = true
  default:
  fmt.Printf("unknown generate option %s\n", g)
  flag.PrintDefaults()