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[4/y] Show help message no mockable types are generated #252

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Jan 6, 2022
Merged

[4/y] Show help message no mockable types are generated #252

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1 change: 1 addition & 0 deletions Sources/MockingbirdCli/Interface/Handlers/Generator+Pipeline.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,7 @@ extension Generator {
findMockedTypesResult: findMockedTypesOperation?.result,
config: GenerateFileConfig(
moduleName: moduleName,
testTargetName: config.environmentTargetName,
outputPath: outputPath,
header: config.header,
compilationCondition: config.compilationCondition,
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22 changes: 19 additions & 3 deletions Sources/MockingbirdGenerator/Generator/Operations/FileGenerator.swift
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Expand Up @@ -90,8 +90,14 @@ class FileGenerator {
}

private func generateFileBody() -> PartialFileContent {
guard !mockableTypes.isEmpty else { return PartialFileContent(contents: "") }
let operations = mockableTypes
guard !mockableTypes.isEmpty else {
return PartialFileContent(contents: """
// No mockable types in \(singleQuoted: config.moduleName). Check that the module's
// source files have classes or protocols that are not private and not marked as final.
""")
}

let availableMockableTypes = mockableTypes
.filter({ mockableType in
switch config.pruningMethod {
case .omit:
Expand All @@ -100,6 +106,16 @@ class FileGenerator {
case .disable, .stub: return true
}
})
guard !availableMockableTypes.isEmpty else {
let testTarget = config.testTargetName?.singleQuoted ?? "your test target"
return PartialFileContent(contents: """
// No mocks used in \(testTarget). Mockingbird is configured to
// only generate mocks for types that are explicitly initialized in your tests with
// `mock(SomeType.self)`. For more information, see 'Thunk Pruning' in the README.
""")
}

let operations = availableMockableTypes
.sorted(by: <)
.flatMap({ mockableType -> [RenderTemplateOperation] in
let mockableTypeTemplate = MockableTypeTemplate(mockableType: mockableType,
Expand Down Expand Up @@ -137,7 +153,7 @@ class FileGenerator {
substructure: [generateFileHeader(),
generateFileBody(),
generateFileFooter()].filter({ !$0.isEmpty }),
delimiter: "\n",
delimiter: "\n\n",
footer: "\n")
}

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3 changes: 3 additions & 0 deletions Sources/MockingbirdGenerator/Generator/Operations/GenerateFileOperation.swift
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Expand Up @@ -12,6 +12,7 @@ import os.log

public struct GenerateFileConfig {
let moduleName: String
let testTargetName: String?
let outputPath: Path
let header: [String]
let compilationCondition: String?
Expand All @@ -20,13 +21,15 @@ public struct GenerateFileConfig {
let pruningMethod: PruningMethod

public init(moduleName: String,
testTargetName: String?,
outputPath: Path,
header: [String],
compilationCondition: String?,
onlyMockProtocols: Bool,
disableSwiftlint: Bool,
pruningMethod: PruningMethod) {
self.moduleName = moduleName
self.testTargetName = testTargetName
self.outputPath = outputPath
self.header = header
self.compilationCondition = compilationCondition
Expand Down