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rogerluanrogerluan
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Add JSEN custom initializer to init from Any?.
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+156
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3 files changed

+156
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lines changed

‎.swiftpm/xcode/xcshareddata/xcschemes/JSEN.xcscheme

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,94 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<Scheme
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LastUpgradeVersion = "1250"
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version = "1.3">
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<BuildAction
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parallelizeBuildables = "YES"
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buildImplicitDependencies = "YES">
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<BuildActionEntries>
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<BuildActionEntry
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buildForTesting = "YES"
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buildForRunning = "YES"
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buildForProfiling = "YES"
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buildForArchiving = "YES"
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buildForAnalyzing = "YES">
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<BuildableReference
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BuildableIdentifier = "primary"
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BlueprintIdentifier = "JSEN"
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BuildableName = "JSEN"
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BlueprintName = "JSEN"
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ReferencedContainer = "container:">
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</BuildableReference>
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</BuildActionEntry>
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<BuildActionEntry
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buildForTesting = "YES"
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buildForRunning = "YES"
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buildForProfiling = "NO"
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buildForArchiving = "NO"
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buildForAnalyzing = "YES">
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<BuildableReference
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BuildableIdentifier = "primary"
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BlueprintIdentifier = "JSENTests"
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BuildableName = "JSENTests"
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BlueprintName = "JSENTests"
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ReferencedContainer = "container:">
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</BuildableReference>
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</BuildActionEntry>
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</BuildActionEntries>
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</BuildAction>
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<TestAction
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buildConfiguration = "Debug"
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selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
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selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
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shouldUseLaunchSchemeArgsEnv = "YES"
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codeCoverageEnabled = "YES">
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<Testables>
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<TestableReference
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skipped = "NO"
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parallelizable = "YES"
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testExecutionOrdering = "random">
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<BuildableReference
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BuildableIdentifier = "primary"
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BlueprintIdentifier = "JSENTests"
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BuildableName = "JSENTests"
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BlueprintName = "JSENTests"
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ReferencedContainer = "container:">
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</BuildableReference>
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</TestableReference>
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</Testables>
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</TestAction>
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<LaunchAction
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buildConfiguration = "Debug"
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selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
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selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
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launchStyle = "0"
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useCustomWorkingDirectory = "NO"
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ignoresPersistentStateOnLaunch = "NO"
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debugDocumentVersioning = "YES"
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debugServiceExtension = "internal"
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allowLocationSimulation = "YES">
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</LaunchAction>
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<ProfileAction
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buildConfiguration = "Release"
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shouldUseLaunchSchemeArgsEnv = "YES"
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savedToolIdentifier = ""
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useCustomWorkingDirectory = "NO"
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debugDocumentVersioning = "YES">
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<MacroExpansion>
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<BuildableReference
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BuildableIdentifier = "primary"
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BlueprintIdentifier = "JSEN"
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BuildableName = "JSEN"
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BlueprintName = "JSEN"
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ReferencedContainer = "container:">
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</BuildableReference>
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</MacroExpansion>
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</ProfileAction>
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<AnalyzeAction
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buildConfiguration = "Debug">
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</AnalyzeAction>
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<ArchiveAction
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buildConfiguration = "Release"
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revealArchiveInOrganizer = "YES">
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</ArchiveAction>
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</Scheme>

‎Sources/JSEN.swift

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Original file line numberDiff line numberDiff line change
@@ -18,6 +18,23 @@ public enum JSEN : Equatable {
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/// A null value.
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case null
2020

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/// Attempts to initialize a JSEN instance from an `Any?` value.
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init?(from anyValue: Any?) {
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switch anyValue {
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case let int as Int: self = .int(int)
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case let double as Double: self = .double(double)
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case let bool as Bool: self = .bool(bool)
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case let string as String: self = .string(string)
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case let array as [Any]:
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let jsenElements: [JSEN] = array.compactMap { JSEN(from: $0) }
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self = .array(jsenElements)
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case let dictionary as [String:Any]:
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let jsenElements: [String:JSEN] = dictionary.compactMapValues { JSEN(from: $0) }
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self = .dictionary(jsenElements)
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default: return nil
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}
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}
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/// The extracted value from **self**, or **nil** if **self** is a `.null` case.
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public var valueType: Any? {
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switch self {

‎Tests/JSENTests.swift

Lines changed: 45 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -20,7 +20,7 @@ final class JSENTests : XCTestCase {
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}
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func test_decodeAsType_withValidTypeFromDictionary_shouldDecode() {
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let jsen = JSEN.dictionary([ "key" : "value"])
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let jsen = JSEN.dictionary(["key" : "value"])
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let decoded = jsen.decode(as: Model.self)
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XCTAssertEqual(decoded?.key, "value")
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}
@@ -32,7 +32,7 @@ final class JSENTests : XCTestCase {
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}
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func test_decodeAsType_withInvalidType_shouldReturnNil() {
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let jsen = JSEN.dictionary(["wrong_key": "value"])
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let jsen = JSEN.dictionary(["wrong_key" : "value"])
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let decoded = jsen.decode(as: Model.self, dumpingErrorOnFailure: true)
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XCTAssertNil(decoded)
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}
@@ -47,4 +47,47 @@ final class JSENTests : XCTestCase {
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XCTAssertEqual(JSEN.dictionary(["my_key" : "my_value"]).description, #"["my_key": "my_value"]"#)
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XCTAssertEqual(JSEN.null.description, "null")
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}
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func test_initializer_withFlatValues_shouldMatchTheExpectedValues() {
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let int: Any? = 42
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XCTAssertEqual(JSEN(from: int), .int(42))
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let double: Any? = 42.42
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XCTAssertEqual(JSEN(from: double), .double(42.42))
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let string: Any? = "testing"
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XCTAssertEqual(JSEN(from: string), .string("testing"))
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let bool: Any? = true
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XCTAssertEqual(JSEN(from: bool), .bool(true))
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let array: Any? = [ 42 ]
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XCTAssertEqual(JSEN(from: array), .array([42]))
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let dictionary: Any? = [ "key" : 42 ]
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XCTAssertEqual(JSEN(from: dictionary), .dictionary(["key" : 42]))
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}
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func test_initializer_withNestedValues_shouldSucceed() {
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let array: Any? = [
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42,
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"42",
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true,
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[
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24,
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"24",
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false,
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],
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]
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XCTAssertNotNil(JSEN(from: array))
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let dictionary: Any? = [
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"key" : 42,
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"another" : true,
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"nested" : [
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"key" : true,
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"another" : "yes",
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"bool" : false,
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"double" : 3.14,
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"3rd" : [
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"yup" : "it works",
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]
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]
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]
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XCTAssertNotNil(JSEN(from: dictionary))
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}
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}

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