element-plus
Version:
> TODO: description
744 lines • 36 kB
JavaScript
;
var _a;
Object.defineProperty(exports, "__esModule", { value: true });
exports.create = exports.register = exports.getExtensions = exports.TSError = exports.DEFAULTS = exports.VERSION = exports.debug = exports.INSPECT_CUSTOM = exports.env = exports.REGISTER_INSTANCE = exports.createRepl = void 0;
const path_1 = require("path");
const module_1 = require("module");
const util = require("util");
const url_1 = require("url");
const sourceMapSupport = require("source-map-support");
const make_error_1 = require("make-error");
const util_1 = require("./util");
const configuration_1 = require("./configuration");
const module_type_classifier_1 = require("./module-type-classifier");
const resolver_functions_1 = require("./resolver-functions");
var repl_1 = require("./repl");
Object.defineProperty(exports, "createRepl", { enumerable: true, get: function () { return repl_1.createRepl; } });
/**
* Does this version of node obey the package.json "type" field
* and throw ERR_REQUIRE_ESM when attempting to require() an ESM modules.
*/
const engineSupportsPackageTypeField = parseInt(process.versions.node.split('.')[0], 10) >= 12;
/**
* Assert that script can be loaded as CommonJS when we attempt to require it.
* If it should be loaded as ESM, throw ERR_REQUIRE_ESM like node does.
*
* Loaded conditionally so we don't need to support older node versions
*/
let assertScriptCanLoadAsCJS = engineSupportsPackageTypeField
? require('../dist-raw/node-cjs-loader-utils').assertScriptCanLoadAsCJSImpl
: () => {
/* noop */
};
/**
* Registered `ts-node` instance information.
*/
exports.REGISTER_INSTANCE = Symbol.for('ts-node.register.instance');
/** @internal */
exports.env = process.env;
/**
* @internal
*/
exports.INSPECT_CUSTOM = util.inspect.custom || 'inspect';
/**
* Debugging `ts-node`.
*/
const shouldDebug = util_1.yn(exports.env.TS_NODE_DEBUG);
/** @internal */
exports.debug = shouldDebug
? (...args) => console.log(`[ts-node ${new Date().toISOString()}]`, ...args)
: () => undefined;
const debugFn = shouldDebug
? (key, fn) => {
let i = 0;
return (x) => {
exports.debug(key, x, ++i);
return fn(x);
};
}
: (_, fn) => fn;
/**
* Export the current version.
*/
exports.VERSION = require('../package.json').version;
/**
* Default register options, including values specified via environment
* variables.
* @internal
*/
exports.DEFAULTS = {
cwd: (_a = exports.env.TS_NODE_CWD) !== null && _a !== void 0 ? _a : exports.env.TS_NODE_DIR,
emit: util_1.yn(exports.env.TS_NODE_EMIT),
scope: util_1.yn(exports.env.TS_NODE_SCOPE),
scopeDir: exports.env.TS_NODE_SCOPE_DIR,
files: util_1.yn(exports.env.TS_NODE_FILES),
pretty: util_1.yn(exports.env.TS_NODE_PRETTY),
compiler: exports.env.TS_NODE_COMPILER,
compilerOptions: util_1.parse(exports.env.TS_NODE_COMPILER_OPTIONS),
ignore: util_1.split(exports.env.TS_NODE_IGNORE),
project: exports.env.TS_NODE_PROJECT,
skipProject: util_1.yn(exports.env.TS_NODE_SKIP_PROJECT),
skipIgnore: util_1.yn(exports.env.TS_NODE_SKIP_IGNORE),
preferTsExts: util_1.yn(exports.env.TS_NODE_PREFER_TS_EXTS),
ignoreDiagnostics: util_1.split(exports.env.TS_NODE_IGNORE_DIAGNOSTICS),
transpileOnly: util_1.yn(exports.env.TS_NODE_TRANSPILE_ONLY),
typeCheck: util_1.yn(exports.env.TS_NODE_TYPE_CHECK),
compilerHost: util_1.yn(exports.env.TS_NODE_COMPILER_HOST),
logError: util_1.yn(exports.env.TS_NODE_LOG_ERROR),
experimentalEsmLoader: false,
};
/**
* TypeScript diagnostics error.
*/
class TSError extends make_error_1.BaseError {
constructor(diagnosticText, diagnosticCodes) {
super(`⨯ Unable to compile TypeScript:\n${diagnosticText}`);
this.diagnosticText = diagnosticText;
this.diagnosticCodes = diagnosticCodes;
this.name = 'TSError';
}
/**
* @internal
*/
[exports.INSPECT_CUSTOM]() {
return this.diagnosticText;
}
}
exports.TSError = TSError;
/** @internal */
function getExtensions(config) {
const tsExtensions = ['.ts'];
const jsExtensions = [];
// Enable additional extensions when JSX or `allowJs` is enabled.
if (config.options.jsx)
tsExtensions.push('.tsx');
if (config.options.allowJs)
jsExtensions.push('.js');
if (config.options.jsx && config.options.allowJs)
jsExtensions.push('.jsx');
return { tsExtensions, jsExtensions };
}
exports.getExtensions = getExtensions;
/**
* Register TypeScript compiler instance onto node.js
*/
function register(opts = {}) {
const originalJsHandler = require.extensions['.js'];
const service = create(opts);
const { tsExtensions, jsExtensions } = getExtensions(service.config);
const extensions = [...tsExtensions, ...jsExtensions];
// Expose registered instance globally.
process[exports.REGISTER_INSTANCE] = service;
// Register the extensions.
registerExtensions(service.options.preferTsExts, extensions, service, originalJsHandler);
// Require specified modules before start-up.
module_1.Module._preloadModules(service.options.require);
return service;
}
exports.register = register;
/**
* Create TypeScript compiler instance.
*/
function create(rawOptions = {}) {
var _a, _b, _c, _d, _e, _f, _g, _h, _j, _k, _l;
const cwd = path_1.resolve((_c = (_b = (_a = rawOptions.cwd) !== null && _a !== void 0 ? _a : rawOptions.dir) !== null && _b !== void 0 ? _b : exports.DEFAULTS.cwd) !== null && _c !== void 0 ? _c : process.cwd());
const compilerName = (_d = rawOptions.compiler) !== null && _d !== void 0 ? _d : exports.DEFAULTS.compiler;
/**
* Load the typescript compiler. It is required to load the tsconfig but might
* be changed by the tsconfig, so we have to do this twice.
*/
function loadCompiler(name, relativeToPath) {
const compiler = require.resolve(name || 'typescript', {
paths: [relativeToPath, __dirname],
});
const ts = require(compiler);
return { compiler, ts };
}
// Compute minimum options to read the config file.
let { compiler, ts } = loadCompiler(compilerName, (_f = (_e = rawOptions.projectSearchDir) !== null && _e !== void 0 ? _e : rawOptions.project) !== null && _f !== void 0 ? _f : cwd);
// Read config file and merge new options between env and CLI options.
const { configFilePath, config, tsNodeOptionsFromTsconfig, optionBasePaths, } = configuration_1.readConfig(cwd, ts, rawOptions);
const options = util_1.assign({}, exports.DEFAULTS, tsNodeOptionsFromTsconfig || {}, { optionBasePaths }, rawOptions);
options.require = [
...(tsNodeOptionsFromTsconfig.require || []),
...(rawOptions.require || []),
];
// Re-load the compiler in case it has changed.
// Compiler is loaded relative to tsconfig.json, so tsconfig discovery may cause us to load a
// different compiler than we did above, even if the name has not changed.
if (configFilePath) {
({ compiler, ts } = loadCompiler(options.compiler, configFilePath));
}
const readFile = options.readFile || ts.sys.readFile;
const fileExists = options.fileExists || ts.sys.fileExists;
// typeCheck can override transpileOnly, useful for CLI flag to override config file
const transpileOnly = options.transpileOnly === true && options.typeCheck !== true;
const transformers = options.transformers || undefined;
const ignoreDiagnostics = [
6059,
18002,
18003,
...(options.ignoreDiagnostics || []),
].map(Number);
const configDiagnosticList = filterDiagnostics(config.errors, ignoreDiagnostics);
const outputCache = new Map();
const configFileDirname = configFilePath ? path_1.dirname(configFilePath) : null;
const scopeDir = (_j = (_h = (_g = options.scopeDir) !== null && _g !== void 0 ? _g : config.options.rootDir) !== null && _h !== void 0 ? _h : configFileDirname) !== null && _j !== void 0 ? _j : cwd;
const ignoreBaseDir = configFileDirname !== null && configFileDirname !== void 0 ? configFileDirname : cwd;
const isScoped = options.scope
? (fileName) => path_1.relative(scopeDir, fileName).charAt(0) !== '.'
: () => true;
const shouldIgnore = createIgnore(ignoreBaseDir, options.skipIgnore
? []
: (options.ignore || ['(?:^|/)node_modules/']).map((str) => new RegExp(str)));
const diagnosticHost = {
getNewLine: () => ts.sys.newLine,
getCurrentDirectory: () => cwd,
getCanonicalFileName: ts.sys.useCaseSensitiveFileNames
? (x) => x
: (x) => x.toLowerCase(),
};
if (options.transpileOnly && typeof transformers === 'function') {
throw new TypeError('Transformers function is unavailable in "--transpile-only"');
}
let customTranspiler = undefined;
if (options.transpiler) {
if (!transpileOnly)
throw new Error('Custom transpiler can only be used when transpileOnly is enabled.');
const transpilerName = typeof options.transpiler === 'string'
? options.transpiler
: options.transpiler[0];
const transpilerOptions = typeof options.transpiler === 'string' ? {} : (_k = options.transpiler[1]) !== null && _k !== void 0 ? _k : {};
// TODO mimic fixed resolution logic from loadCompiler main
// TODO refactor into a more generic "resolve dep relative to project" helper
const transpilerPath = require.resolve(transpilerName, {
paths: [cwd, __dirname],
});
const transpilerFactory = require(transpilerPath).create;
customTranspiler = transpilerFactory(Object.assign({ service: { options, config } }, transpilerOptions));
}
// Install source map support and read from memory cache.
sourceMapSupport.install({
environment: 'node',
retrieveFile(pathOrUrl) {
var _a;
let path = pathOrUrl;
// If it's a file URL, convert to local path
// Note: fileURLToPath does not exist on early node v10
// I could not find a way to handle non-URLs except to swallow an error
if (options.experimentalEsmLoader && path.startsWith('file://')) {
try {
path = url_1.fileURLToPath(path);
}
catch (e) {
/* swallow error */
}
}
path = util_1.normalizeSlashes(path);
return ((_a = outputCache.get(path)) === null || _a === void 0 ? void 0 : _a.content) || '';
},
});
const formatDiagnostics = process.stdout.isTTY || options.pretty
? ts.formatDiagnosticsWithColorAndContext || ts.formatDiagnostics
: ts.formatDiagnostics;
function createTSError(diagnostics) {
const diagnosticText = formatDiagnostics(diagnostics, diagnosticHost);
const diagnosticCodes = diagnostics.map((x) => x.code);
return new TSError(diagnosticText, diagnosticCodes);
}
function reportTSError(configDiagnosticList) {
const error = createTSError(configDiagnosticList);
if (options.logError) {
// Print error in red color and continue execution.
console.error('\x1b[31m%s\x1b[0m', error);
}
else {
// Throw error and exit the script.
throw error;
}
}
// Render the configuration errors.
if (configDiagnosticList.length)
reportTSError(configDiagnosticList);
/**
* Get the extension for a transpiled file.
*/
const getExtension = config.options.jsx === ts.JsxEmit.Preserve
? (path) => (/\.[tj]sx$/.test(path) ? '.jsx' : '.js')
: (_) => '.js';
/**
* Create the basic required function using transpile mode.
*/
let getOutput;
let getTypeInfo;
const getCanonicalFileName = ts.createGetCanonicalFileName(ts.sys.useCaseSensitiveFileNames);
const moduleTypeClassifier = module_type_classifier_1.createModuleTypeClassifier({
basePath: (_l = options.optionBasePaths) === null || _l === void 0 ? void 0 : _l.moduleTypes,
patterns: options.moduleTypes,
});
// Use full language services when the fast option is disabled.
if (!transpileOnly) {
const fileContents = new Map();
const rootFileNames = new Set(config.fileNames);
const cachedReadFile = util_1.cachedLookup(debugFn('readFile', readFile));
// Use language services by default (TODO: invert next major version).
if (!options.compilerHost) {
let projectVersion = 1;
const fileVersions = new Map(Array.from(rootFileNames).map((fileName) => [fileName, 0]));
const getCustomTransformers = () => {
if (typeof transformers === 'function') {
const program = service.getProgram();
return program ? transformers(program) : undefined;
}
return transformers;
};
// Create the compiler host for type checking.
const serviceHost = {
getProjectVersion: () => String(projectVersion),
getScriptFileNames: () => Array.from(rootFileNames),
getScriptVersion: (fileName) => {
const version = fileVersions.get(fileName);
return version ? version.toString() : '';
},
getScriptSnapshot(fileName) {
// TODO ordering of this with getScriptVersion? Should they sync up?
let contents = fileContents.get(fileName);
// Read contents into TypeScript memory cache.
if (contents === undefined) {
contents = cachedReadFile(fileName);
if (contents === undefined)
return;
fileVersions.set(fileName, 1);
fileContents.set(fileName, contents);
projectVersion++;
}
return ts.ScriptSnapshot.fromString(contents);
},
readFile: cachedReadFile,
readDirectory: ts.sys.readDirectory,
getDirectories: util_1.cachedLookup(debugFn('getDirectories', ts.sys.getDirectories)),
fileExists: util_1.cachedLookup(debugFn('fileExists', fileExists)),
directoryExists: util_1.cachedLookup(debugFn('directoryExists', ts.sys.directoryExists)),
realpath: ts.sys.realpath
? util_1.cachedLookup(debugFn('realpath', ts.sys.realpath))
: undefined,
getNewLine: () => ts.sys.newLine,
useCaseSensitiveFileNames: () => ts.sys.useCaseSensitiveFileNames,
getCurrentDirectory: () => cwd,
getCompilationSettings: () => config.options,
getDefaultLibFileName: () => ts.getDefaultLibFilePath(config.options),
getCustomTransformers: getCustomTransformers,
};
const { resolveModuleNames, getResolvedModuleWithFailedLookupLocationsFromCache, resolveTypeReferenceDirectives, isFileKnownToBeInternal, markBucketOfFilenameInternal, } = resolver_functions_1.createResolverFunctions({
serviceHost,
getCanonicalFileName,
ts,
cwd,
config,
configFilePath,
});
serviceHost.resolveModuleNames = resolveModuleNames;
serviceHost.getResolvedModuleWithFailedLookupLocationsFromCache = getResolvedModuleWithFailedLookupLocationsFromCache;
serviceHost.resolveTypeReferenceDirectives = resolveTypeReferenceDirectives;
const registry = ts.createDocumentRegistry(ts.sys.useCaseSensitiveFileNames, cwd);
const service = ts.createLanguageService(serviceHost, registry);
const updateMemoryCache = (contents, fileName) => {
// Add to `rootFiles` as necessary, either to make TS include a file it has not seen,
// or to trigger a re-classification of files from external to internal.
if (!rootFileNames.has(fileName) &&
!isFileKnownToBeInternal(fileName)) {
markBucketOfFilenameInternal(fileName);
rootFileNames.add(fileName);
// Increment project version for every change to rootFileNames.
projectVersion++;
}
const previousVersion = fileVersions.get(fileName) || 0;
const previousContents = fileContents.get(fileName);
// Avoid incrementing cache when nothing has changed.
if (contents !== previousContents) {
fileVersions.set(fileName, previousVersion + 1);
fileContents.set(fileName, contents);
// Increment project version for every file change.
projectVersion++;
}
};
let previousProgram = undefined;
getOutput = (code, fileName) => {
updateMemoryCache(code, fileName);
const programBefore = service.getProgram();
if (programBefore !== previousProgram) {
exports.debug(`compiler rebuilt Program instance when getting output for ${fileName}`);
}
const output = service.getEmitOutput(fileName);
// Get the relevant diagnostics - this is 3x faster than `getPreEmitDiagnostics`.
const diagnostics = service
.getSemanticDiagnostics(fileName)
.concat(service.getSyntacticDiagnostics(fileName));
const programAfter = service.getProgram();
exports.debug('invariant: Is service.getProject() identical before and after getting emit output and diagnostics? (should always be true) ', programBefore === programAfter);
previousProgram = programAfter;
const diagnosticList = filterDiagnostics(diagnostics, ignoreDiagnostics);
if (diagnosticList.length)
reportTSError(diagnosticList);
if (output.emitSkipped) {
throw new TypeError(`${path_1.relative(cwd, fileName)}: Emit skipped`);
}
// Throw an error when requiring `.d.ts` files.
if (output.outputFiles.length === 0) {
throw new TypeError(`Unable to require file: ${path_1.relative(cwd, fileName)}\n` +
'This is usually the result of a faulty configuration or import. ' +
'Make sure there is a `.js`, `.json` or other executable extension with ' +
'loader attached before `ts-node` available.');
}
return [output.outputFiles[1].text, output.outputFiles[0].text];
};
getTypeInfo = (code, fileName, position) => {
updateMemoryCache(code, fileName);
const info = service.getQuickInfoAtPosition(fileName, position);
const name = ts.displayPartsToString(info ? info.displayParts : []);
const comment = ts.displayPartsToString(info ? info.documentation : []);
return { name, comment };
};
}
else {
const sys = Object.assign(Object.assign(Object.assign({}, ts.sys), diagnosticHost), { readFile: (fileName) => {
const cacheContents = fileContents.get(fileName);
if (cacheContents !== undefined)
return cacheContents;
const contents = cachedReadFile(fileName);
if (contents)
fileContents.set(fileName, contents);
return contents;
}, readDirectory: ts.sys.readDirectory, getDirectories: util_1.cachedLookup(debugFn('getDirectories', ts.sys.getDirectories)), fileExists: util_1.cachedLookup(debugFn('fileExists', fileExists)), directoryExists: util_1.cachedLookup(debugFn('directoryExists', ts.sys.directoryExists)), resolvePath: util_1.cachedLookup(debugFn('resolvePath', ts.sys.resolvePath)), realpath: ts.sys.realpath
? util_1.cachedLookup(debugFn('realpath', ts.sys.realpath))
: undefined });
const host = ts.createIncrementalCompilerHost
? ts.createIncrementalCompilerHost(config.options, sys)
: Object.assign(Object.assign({}, sys), { getSourceFile: (fileName, languageVersion) => {
const contents = sys.readFile(fileName);
if (contents === undefined)
return;
return ts.createSourceFile(fileName, contents, languageVersion);
}, getDefaultLibLocation: () => util_1.normalizeSlashes(path_1.dirname(compiler)), getDefaultLibFileName: () => util_1.normalizeSlashes(path_1.join(path_1.dirname(compiler), ts.getDefaultLibFileName(config.options))), useCaseSensitiveFileNames: () => sys.useCaseSensitiveFileNames });
const { resolveModuleNames, resolveTypeReferenceDirectives, isFileKnownToBeInternal, markBucketOfFilenameInternal, } = resolver_functions_1.createResolverFunctions({
serviceHost: host,
cwd,
configFilePath,
config,
ts,
getCanonicalFileName,
});
host.resolveModuleNames = resolveModuleNames;
host.resolveTypeReferenceDirectives = resolveTypeReferenceDirectives;
// Fallback for older TypeScript releases without incremental API.
let builderProgram = ts.createIncrementalProgram
? ts.createIncrementalProgram({
rootNames: Array.from(rootFileNames),
options: config.options,
host: host,
configFileParsingDiagnostics: config.errors,
projectReferences: config.projectReferences,
})
: ts.createEmitAndSemanticDiagnosticsBuilderProgram(Array.from(rootFileNames), config.options, host, undefined, config.errors, config.projectReferences);
// Read and cache custom transformers.
const customTransformers = typeof transformers === 'function'
? transformers(builderProgram.getProgram())
: transformers;
// Set the file contents into cache manually.
const updateMemoryCache = (contents, fileName) => {
const previousContents = fileContents.get(fileName);
const contentsChanged = previousContents !== contents;
if (contentsChanged) {
fileContents.set(fileName, contents);
}
// Add to `rootFiles` when discovered by compiler for the first time.
let addedToRootFileNames = false;
if (!rootFileNames.has(fileName) &&
!isFileKnownToBeInternal(fileName)) {
markBucketOfFilenameInternal(fileName);
rootFileNames.add(fileName);
addedToRootFileNames = true;
}
// Update program when file changes.
if (addedToRootFileNames || contentsChanged) {
builderProgram = ts.createEmitAndSemanticDiagnosticsBuilderProgram(Array.from(rootFileNames), config.options, host, builderProgram, config.errors, config.projectReferences);
}
};
getOutput = (code, fileName) => {
const output = ['', ''];
updateMemoryCache(code, fileName);
const sourceFile = builderProgram.getSourceFile(fileName);
if (!sourceFile)
throw new TypeError(`Unable to read file: ${fileName}`);
const program = builderProgram.getProgram();
const diagnostics = ts.getPreEmitDiagnostics(program, sourceFile);
const diagnosticList = filterDiagnostics(diagnostics, ignoreDiagnostics);
if (diagnosticList.length)
reportTSError(diagnosticList);
const result = builderProgram.emit(sourceFile, (path, file, writeByteOrderMark) => {
if (path.endsWith('.map')) {
output[1] = file;
}
else {
output[0] = file;
}
if (options.emit)
sys.writeFile(path, file, writeByteOrderMark);
}, undefined, undefined, customTransformers);
if (result.emitSkipped) {
throw new TypeError(`${path_1.relative(cwd, fileName)}: Emit skipped`);
}
// Throw an error when requiring files that cannot be compiled.
if (output[0] === '') {
if (program.isSourceFileFromExternalLibrary(sourceFile)) {
throw new TypeError(`Unable to compile file from external library: ${path_1.relative(cwd, fileName)}`);
}
throw new TypeError(`Unable to require file: ${path_1.relative(cwd, fileName)}\n` +
'This is usually the result of a faulty configuration or import. ' +
'Make sure there is a `.js`, `.json` or other executable extension with ' +
'loader attached before `ts-node` available.');
}
return output;
};
getTypeInfo = (code, fileName, position) => {
updateMemoryCache(code, fileName);
const sourceFile = builderProgram.getSourceFile(fileName);
if (!sourceFile)
throw new TypeError(`Unable to read file: ${fileName}`);
const node = getTokenAtPosition(ts, sourceFile, position);
const checker = builderProgram.getProgram().getTypeChecker();
const symbol = checker.getSymbolAtLocation(node);
if (!symbol)
return { name: '', comment: '' };
const type = checker.getTypeOfSymbolAtLocation(symbol, node);
const signatures = [
...type.getConstructSignatures(),
...type.getCallSignatures(),
];
return {
name: signatures.length
? signatures.map((x) => checker.signatureToString(x)).join('\n')
: checker.typeToString(type),
comment: ts.displayPartsToString(symbol ? symbol.getDocumentationComment(checker) : []),
};
};
// Write `.tsbuildinfo` when `--build` is enabled.
if (options.emit && config.options.incremental) {
process.on('exit', () => {
// Emits `.tsbuildinfo` to filesystem.
builderProgram.getProgram().emitBuildInfo();
});
}
}
}
else {
getOutput = createTranspileOnlyGetOutputFunction();
getTypeInfo = () => {
throw new TypeError('Type information is unavailable in "--transpile-only"');
};
}
function createTranspileOnlyGetOutputFunction(overrideModuleType) {
const compilerOptions = Object.assign({}, config.options);
if (overrideModuleType !== undefined)
compilerOptions.module = overrideModuleType;
return (code, fileName) => {
let result;
if (customTranspiler) {
result = customTranspiler.transpile(code, {
fileName,
});
}
else {
result = ts.transpileModule(code, {
fileName,
compilerOptions,
reportDiagnostics: true,
transformers: transformers,
});
}
const diagnosticList = filterDiagnostics(result.diagnostics || [], ignoreDiagnostics);
if (diagnosticList.length)
reportTSError(diagnosticList);
return [result.outputText, result.sourceMapText];
};
}
// When either is undefined, it means normal `getOutput` should be used
const getOutputForceCommonJS = config.options.module === ts.ModuleKind.CommonJS
? undefined
: createTranspileOnlyGetOutputFunction(ts.ModuleKind.CommonJS);
const getOutputForceESM = config.options.module === ts.ModuleKind.ES2015 ||
config.options.module === ts.ModuleKind.ES2020 ||
config.options.module === ts.ModuleKind.ESNext
? undefined
: createTranspileOnlyGetOutputFunction(ts.ModuleKind.ES2020 || ts.ModuleKind.ES2015);
// Create a simple TypeScript compiler proxy.
function compile(code, fileName, lineOffset = 0) {
const normalizedFileName = util_1.normalizeSlashes(fileName);
const classification = moduleTypeClassifier.classifyModule(normalizedFileName);
// Must always call normal getOutput to throw typechecking errors
let [value, sourceMap] = getOutput(code, normalizedFileName);
// If module classification contradicts the above, call the relevant transpiler
if (classification.moduleType === 'cjs' && getOutputForceCommonJS) {
[value, sourceMap] = getOutputForceCommonJS(code, normalizedFileName);
}
else if (classification.moduleType === 'esm' && getOutputForceESM) {
[value, sourceMap] = getOutputForceESM(code, normalizedFileName);
}
const output = updateOutput(value, normalizedFileName, sourceMap, getExtension);
outputCache.set(normalizedFileName, { content: output });
return output;
}
let active = true;
const enabled = (enabled) => enabled === undefined ? active : (active = !!enabled);
const extensions = getExtensions(config);
const ignored = (fileName) => {
if (!active)
return true;
const ext = path_1.extname(fileName);
if (extensions.tsExtensions.includes(ext) ||
extensions.jsExtensions.includes(ext)) {
return !isScoped(fileName) || shouldIgnore(fileName);
}
return true;
};
return {
ts,
config,
compile,
getTypeInfo,
ignored,
enabled,
options,
configFilePath,
moduleTypeClassifier,
};
}
exports.create = create;
/**
* Check if the filename should be ignored.
*/
function createIgnore(ignoreBaseDir, ignore) {
return (fileName) => {
const relname = path_1.relative(ignoreBaseDir, fileName);
const path = util_1.normalizeSlashes(relname);
return ignore.some((x) => x.test(path));
};
}
/**
* "Refreshes" an extension on `require.extensions`.
*
* @param {string} ext
*/
function reorderRequireExtension(ext) {
const old = require.extensions[ext];
delete require.extensions[ext];
require.extensions[ext] = old;
}
/**
* Register the extensions to support when importing files.
*/
function registerExtensions(preferTsExts, extensions, service, originalJsHandler) {
// Register new extensions.
for (const ext of extensions) {
registerExtension(ext, service, originalJsHandler);
}
if (preferTsExts) {
const preferredExtensions = new Set([
...extensions,
...Object.keys(require.extensions),
]);
for (const ext of preferredExtensions)
reorderRequireExtension(ext);
}
}
/**
* Register the extension for node.
*/
function registerExtension(ext, service, originalHandler) {
const old = require.extensions[ext] || originalHandler;
require.extensions[ext] = function (m, filename) {
if (service.ignored(filename))
return old(m, filename);
assertScriptCanLoadAsCJS(service, m, filename);
const _compile = m._compile;
m._compile = function (code, fileName) {
exports.debug('module._compile', fileName);
const result = service.compile(code, fileName);
return _compile.call(this, result, fileName);
};
return old(m, filename);
};
}
/**
* Update the output remapping the source map.
*/
function updateOutput(outputText, fileName, sourceMap, getExtension) {
const base64Map = Buffer.from(updateSourceMap(sourceMap, fileName), 'utf8').toString('base64');
const sourceMapContent = `//# sourceMappingURL=data:application/json;charset=utf-8;base64,${base64Map}`;
// Expected form: `//# sourceMappingURL=foo bar.js.map` or `//# sourceMappingURL=foo%20bar.js.map` for input file "foo bar.tsx"
// Percent-encoding behavior added in TS 4.1.1: https://github.com/microsoft/TypeScript/issues/40951
const prefix = '//# sourceMappingURL=';
const prefixLength = prefix.length;
const baseName = /*foo.tsx*/ path_1.basename(fileName);
const extName = /*.tsx*/ path_1.extname(fileName);
const extension = /*.js*/ getExtension(fileName);
const sourcemapFilename = baseName.slice(0, -extName.length) + extension + '.map';
const sourceMapLengthWithoutPercentEncoding = prefixLength + sourcemapFilename.length;
/*
* Only rewrite if existing directive exists at the location we expect, to support:
* a) compilers that do not append a sourcemap directive
* b) situations where we did the math wrong
* Not ideal, but appending our sourcemap *after* a pre-existing sourcemap still overrides, so the end-user is happy.
*/
if (outputText.substr(-sourceMapLengthWithoutPercentEncoding, prefixLength) ===
prefix) {
return (outputText.slice(0, -sourceMapLengthWithoutPercentEncoding) +
sourceMapContent);
}
// If anyone asks why we're not using URL, the URL equivalent is: `u = new URL('http://d'); u.pathname = "/" + sourcemapFilename; return u.pathname.slice(1);
const sourceMapLengthWithPercentEncoding = prefixLength + encodeURI(sourcemapFilename).length;
if (outputText.substr(-sourceMapLengthWithPercentEncoding, prefixLength) ===
prefix) {
return (outputText.slice(0, -sourceMapLengthWithPercentEncoding) +
sourceMapContent);
}
return `${outputText}\n${sourceMapContent}`;
}
/**
* Update the source map contents for improved output.
*/
function updateSourceMap(sourceMapText, fileName) {
const sourceMap = JSON.parse(sourceMapText);
sourceMap.file = fileName;
sourceMap.sources = [fileName];
delete sourceMap.sourceRoot;
return JSON.stringify(sourceMap);
}
/**
* Filter diagnostics.
*/
function filterDiagnostics(diagnostics, ignore) {
return diagnostics.filter((x) => ignore.indexOf(x.code) === -1);
}
/**
* Get token at file position.
*
* Reference: https://github.com/microsoft/TypeScript/blob/fcd9334f57d85b73dd66ad2d21c02e84822f4841/src/services/utilities.ts#L705-L731
*/
function getTokenAtPosition(ts, sourceFile, position) {
let current = sourceFile;
outer: while (true) {
for (const child of current.getChildren(sourceFile)) {
const start = child.getFullStart();
if (start > position)
break;
const end = child.getEnd();
if (position <= end) {
current = child;
continue outer;
}
}
return current;
}
}
//# sourceMappingURL=index.js.map