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Add writeFile and customTransformers to build and buildReferences (#4…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,124 @@ | ||
| namespace ts { | ||
| describe("unittests:: tsbuild:: Public API with custom transformers when passed to build", () => { | ||
| let sys: TscCompileSystem; | ||
| before(() => { | ||
| const initialFs = getFsWithTime(loadProjectFromFiles({ | ||
| "/src/tsconfig.json": JSON.stringify({ | ||
| references: [ | ||
| { path: "./shared/tsconfig.json" }, | ||
| { path: "./webpack/tsconfig.json" } | ||
| ], | ||
| files: [] | ||
| }), | ||
| "/src/shared/tsconfig.json": JSON.stringify({ | ||
| compilerOptions: { composite: true }, | ||
| }), | ||
| "/src/shared/index.ts": `export function f1() { } | ||
| export class c { } | ||
| export enum e { } | ||
| // leading | ||
| export function f2() { } // trailing`, | ||
| "/src/webpack/tsconfig.json": JSON.stringify({ | ||
| compilerOptions: { | ||
| composite: true, | ||
| }, | ||
| references: [{ path: "../shared/tsconfig.json" }] | ||
| }), | ||
| "/src/webpack/index.ts": `export function f2() { } | ||
| export class c2 { } | ||
| export enum e2 { } | ||
| // leading | ||
| export function f22() { } // trailing`, | ||
| })).fs.makeReadonly(); | ||
| const inputFs = initialFs.shadow(); | ||
| inputFs.makeReadonly(); | ||
| const fs = inputFs.shadow(); | ||
|
|
||
| // Create system | ||
| sys = new fakes.System(fs, { executingFilePath: "/lib/tsc" }) as TscCompileSystem; | ||
| fakes.patchHostForBuildInfoReadWrite(sys); | ||
| const commandLineArgs = ["--b", "/src/tsconfig.json"]; | ||
| sys.write(`${sys.getExecutingFilePath()} ${commandLineArgs.join(" ")}\n`); | ||
| sys.exit = exitCode => sys.exitCode = exitCode; | ||
| const writtenFiles = sys.writtenFiles = new Set(); | ||
| const originalWriteFile = sys.writeFile; | ||
| sys.writeFile = (fileName, content, writeByteOrderMark) => { | ||
| const path = toPathWithSystem(sys, fileName); | ||
| assert.isFalse(writtenFiles.has(path)); | ||
| writtenFiles.add(path); | ||
| return originalWriteFile.call(sys, fileName, content, writeByteOrderMark); | ||
| }; | ||
| const { cb, getPrograms } = commandLineCallbacks(sys, /*originalReadCall*/ undefined, originalWriteFile); | ||
| const buildHost = createSolutionBuilderHost( | ||
| sys, | ||
| /*createProgram*/ undefined, | ||
| createDiagnosticReporter(sys, /*pretty*/ true), | ||
| createBuilderStatusReporter(sys, /*pretty*/ true), | ||
| errorCount => sys.write(getErrorSummaryText(errorCount, sys.newLine)) | ||
| ); | ||
| buildHost.afterProgramEmitAndDiagnostics = cb; | ||
| buildHost.afterEmitBundle = cb; | ||
| const builder = createSolutionBuilder(buildHost, [commandLineArgs[1]], { verbose: true }); | ||
| const exitStatus = builder.build(/*project*/ undefined, /*cancellationToken*/ undefined, /*writeFile*/ undefined, getCustomTransformers); | ||
| sys.exit(exitStatus); | ||
| sys.write(`exitCode:: ExitStatus.${ExitStatus[sys.exitCode as ExitStatus]}\n`); | ||
| const baseline: string[] = []; | ||
| tscWatch.baselinePrograms(baseline, getPrograms, emptyArray, /*baselineDependencies*/ false); | ||
| sys.write(baseline.join("\n")); | ||
| fs.makeReadonly(); | ||
| sys.baseLine = () => { | ||
| const baseFsPatch = inputFs.diff(/*base*/ undefined, { baseIsNotShadowRoot: true }); | ||
| const patch = fs.diff(inputFs, { includeChangedFileWithSameContent: true }); | ||
| return { | ||
| file: `tsbuild/$publicAPI/${BuildKind.Initial}/${"build with custom transformers".split(" ").join("-")}.js`, | ||
| text: `Input:: | ||
| ${baseFsPatch ? vfs.formatPatch(baseFsPatch) : ""} | ||
| Output:: | ||
| ${sys.output.join("")} | ||
| ${patch ? vfs.formatPatch(patch) : ""}` | ||
| }; | ||
| }; | ||
|
|
||
| function getCustomTransformers(project: string): CustomTransformers { | ||
| const before: TransformerFactory<SourceFile> = context => { | ||
| return file => visitEachChild(file, visit, context); | ||
| function visit(node: Node): VisitResult<Node> { | ||
| switch (node.kind) { | ||
| case SyntaxKind.FunctionDeclaration: | ||
| return visitFunction(<FunctionDeclaration>node); | ||
| default: | ||
| return visitEachChild(node, visit, context); | ||
| } | ||
| } | ||
| function visitFunction(node: FunctionDeclaration) { | ||
| addSyntheticLeadingComment(node, SyntaxKind.MultiLineCommentTrivia, `@before${project}`, /*hasTrailingNewLine*/ true); | ||
| return node; | ||
| } | ||
| }; | ||
|
|
||
| const after: TransformerFactory<SourceFile> = context => { | ||
| return file => visitEachChild(file, visit, context); | ||
| function visit(node: Node): VisitResult<Node> { | ||
| switch (node.kind) { | ||
| case SyntaxKind.VariableStatement: | ||
| return visitVariableStatement(<VariableStatement>node); | ||
| default: | ||
| return visitEachChild(node, visit, context); | ||
| } | ||
| } | ||
| function visitVariableStatement(node: VariableStatement) { | ||
| addSyntheticLeadingComment(node, SyntaxKind.SingleLineCommentTrivia, `@after${project}`); | ||
| return node; | ||
| } | ||
| }; | ||
| return { before: [before], after: [after] }; | ||
| } | ||
| }); | ||
| after(() => { | ||
| sys = undefined!; | ||
| }); | ||
| verifyTscBaseline(() => sys); | ||
| }); | ||
| } |
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