/// /// namespace ts { describe("parseCommandLine", () => { function assertParseResult(commandLine: string[], expectedParsedCommandLine: ts.ParsedCommandLine) { const parsed = ts.parseCommandLine(commandLine); const parsedCompilerOptions = JSON.stringify(parsed.options); const expectedCompilerOptions = JSON.stringify(expectedParsedCommandLine.options); assert.equal(parsedCompilerOptions, expectedCompilerOptions); const parsedErrors = parsed.errors; const expectedErrors = expectedParsedCommandLine.errors; assert.isTrue(parsedErrors.length === expectedErrors.length, `Expected error: ${JSON.stringify(expectedErrors)}. Actual error: ${JSON.stringify(parsedErrors)}.`); for (let i = 0; i < parsedErrors.length; i++) { const parsedError = parsedErrors[i]; const expectedError = expectedErrors[i]; assert.equal(parsedError.code, expectedError.code); assert.equal(parsedError.category, expectedError.category); assert.equal(parsedError.messageText, expectedError.messageText); } const parsedFileNames = parsed.fileNames; const expectedFileNames = expectedParsedCommandLine.fileNames; assert.isTrue(parsedFileNames.length === expectedFileNames.length, `Expected fileNames: [${JSON.stringify(expectedFileNames)}]. Actual fileNames: [${JSON.stringify(parsedFileNames)}].`); for (let i = 0; i < parsedFileNames.length; i++) { const parsedFileName = parsedFileNames[i]; const expectedFileName = expectedFileNames[i]; assert.equal(parsedFileName, expectedFileName); } } it("Parse single option of library flag ", () => { // --lib es6 0.ts assertParseResult(["--lib", "es6", "0.ts"], { errors: [], fileNames: ["0.ts"], options: { lib: ["lib.es2015.d.ts"] } }); }); it("Parse multiple options of library flags ", () => { // --lib es5,es2015.symbol.wellknown 0.ts assertParseResult(["--lib", "es5,es2015.symbol.wellknown", "0.ts"], { errors: [], fileNames: ["0.ts"], options: { lib: ["lib.es5.d.ts", "lib.es2015.symbol.wellknown.d.ts"] } }); }); it("Parse invalid option of library flags ", () => { // --lib es5,invalidOption 0.ts assertParseResult(["--lib", "es5,invalidOption", "0.ts"], { errors: [{ messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.object', 'es2017.sharedmemory'", category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category, code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["0.ts"], options: { lib: ["lib.es5.d.ts"] } }); }); it("Parse empty options of --jsx ", () => { // 0.ts --jsx assertParseResult(["0.ts", "--jsx"], { errors: [{ messageText: "Compiler option 'jsx' expects an argument.", category: ts.Diagnostics.Compiler_option_0_expects_an_argument.category, code: ts.Diagnostics.Compiler_option_0_expects_an_argument.code, file: undefined, start: undefined, length: undefined, }, { messageText: "Argument for '--jsx' option must be: 'preserve', 'react'", category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category, code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["0.ts"], options: {} }); }); it("Parse empty options of --module ", () => { // 0.ts -- assertParseResult(["0.ts", "--module"], { errors: [{ messageText: "Compiler option 'module' expects an argument.", category: ts.Diagnostics.Compiler_option_0_expects_an_argument.category, code: ts.Diagnostics.Compiler_option_0_expects_an_argument.code, file: undefined, start: undefined, length: undefined, }, { messageText: "Argument for '--module' option must be: 'none', 'commonjs', 'amd', 'system', 'umd', 'es6', 'es2015'", category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category, code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["0.ts"], options: {} }); }); it("Parse empty options of --newLine ", () => { // 0.ts --newLine assertParseResult(["0.ts", "--newLine"], { errors: [{ messageText: "Compiler option 'newLine' expects an argument.", category: ts.Diagnostics.Compiler_option_0_expects_an_argument.category, code: ts.Diagnostics.Compiler_option_0_expects_an_argument.code, file: undefined, start: undefined, length: undefined, }, { messageText: "Argument for '--newLine' option must be: 'crlf', 'lf'", category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category, code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["0.ts"], options: {} }); }); it("Parse empty options of --target ", () => { // 0.ts --target assertParseResult(["0.ts", "--target"], { errors: [{ messageText: "Compiler option 'target' expects an argument.", category: ts.Diagnostics.Compiler_option_0_expects_an_argument.category, code: ts.Diagnostics.Compiler_option_0_expects_an_argument.code, file: undefined, start: undefined, length: undefined, }, { messageText: "Argument for '--target' option must be: 'es3', 'es5', 'es6', 'es2015'", category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category, code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["0.ts"], options: {} }); }); it("Parse empty options of --moduleResolution ", () => { // 0.ts --moduleResolution assertParseResult(["0.ts", "--moduleResolution"], { errors: [{ messageText: "Compiler option 'moduleResolution' expects an argument.", category: ts.Diagnostics.Compiler_option_0_expects_an_argument.category, code: ts.Diagnostics.Compiler_option_0_expects_an_argument.code, file: undefined, start: undefined, length: undefined, }, { messageText: "Argument for '--moduleResolution' option must be: 'node', 'classic'", category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category, code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["0.ts"], options: {} }); }); it("Parse empty options of --lib ", () => { // 0.ts --lib assertParseResult(["0.ts", "--lib"], { errors: [{ messageText: "Compiler option 'lib' expects an argument.", category: ts.Diagnostics.Compiler_option_0_expects_an_argument.category, code: ts.Diagnostics.Compiler_option_0_expects_an_argument.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["0.ts"], options: { lib: [] } }); }); it("Parse empty string of --lib ", () => { // 0.ts --lib // This test is an error because the empty string is falsey assertParseResult(["0.ts", "--lib", ""], { errors: [{ messageText: "Compiler option 'lib' expects an argument.", category: ts.Diagnostics.Compiler_option_0_expects_an_argument.category, code: ts.Diagnostics.Compiler_option_0_expects_an_argument.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["0.ts"], options: { lib: [] } }); }); it("Parse immediately following command line argument of --lib ", () => { // 0.ts --lib assertParseResult(["0.ts", "--lib", "--sourcemap"], { errors: [], fileNames: ["0.ts"], options: { lib: [], sourceMap: true } }); }); it("Parse --lib option with extra comma ", () => { // --lib es5, es7 0.ts assertParseResult(["--lib", "es5,", "es7", "0.ts"], { errors: [{ messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.object', 'es2017.sharedmemory'", category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category, code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["es7", "0.ts"], options: { lib: ["lib.es5.d.ts"] } }); }); it("Parse --lib option with trailing white-space ", () => { // --lib es5, es7 0.ts assertParseResult(["--lib", "es5, ", "es7", "0.ts"], { errors: [{ messageText: "Argument for '--lib' option must be: 'es5', 'es6', 'es2015', 'es7', 'es2016', 'es2017', 'dom', 'webworker', 'scripthost', 'es2015.core', 'es2015.collection', 'es2015.generator', 'es2015.iterable', 'es2015.promise', 'es2015.proxy', 'es2015.reflect', 'es2015.symbol', 'es2015.symbol.wellknown', 'es2016.array.include', 'es2017.object', 'es2017.sharedmemory'", category: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.category, code: ts.Diagnostics.Argument_for_0_option_must_be_Colon_1.code, file: undefined, start: undefined, length: undefined, }], fileNames: ["es7", "0.ts"], options: { lib: ["lib.es5.d.ts"] } }); }); it("Parse multiple compiler flags with input files at the end", () => { // --lib es5,es2015.symbol.wellknown --target es5 0.ts assertParseResult(["--lib", "es5,es2015.symbol.wellknown", "--target", "es5", "0.ts"], { errors: [], fileNames: ["0.ts"], options: { lib: ["lib.es5.d.ts", "lib.es2015.symbol.wellknown.d.ts"], target: ts.ScriptTarget.ES5, } }); }); it("Parse multiple compiler flags with input files in the middle", () => { // --module commonjs --target es5 0.ts --lib es5,es2015.symbol.wellknown assertParseResult(["--module", "commonjs", "--target", "es5", "0.ts", "--lib", "es5,es2015.symbol.wellknown"], { errors: [], fileNames: ["0.ts"], options: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES5, lib: ["lib.es5.d.ts", "lib.es2015.symbol.wellknown.d.ts"], } }); }); it("Parse multiple library compiler flags ", () => { // --module commonjs --target es5 --lib es5 0.ts --library es2015.array,es2015.symbol.wellknown assertParseResult(["--module", "commonjs", "--target", "es5", "--lib", "es5", "0.ts", "--lib", "es2015.core, es2015.symbol.wellknown "], { errors: [], fileNames: ["0.ts"], options: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES5, lib: ["lib.es2015.core.d.ts", "lib.es2015.symbol.wellknown.d.ts"], } }); }); }); }