mirror of https://github.com/status-im/metro.git
packager: ResolutionRequest.js: sync _resolveFileOrDir
Reviewed By: davidaurelio Differential Revision: D4754138 fbshipit-source-id: d19792a726220a673dead1c8c6cdf487e34a6808
This commit is contained in:
Jean Lauliac
Facebook Github Bot
parent
25c82f2e8c
commit
aec6307c4c
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@ -302,120 +302,115 @@ class ResolutionRequest {
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});
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}
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_redirectRequire(fromModule: Module, modulePath: string) {
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return Promise.resolve(fromModule.getPackage()).then(p => {
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if (p) {
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return p.redirectRequire(modulePath);
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}
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return modulePath;
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});
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_redirectRequire(fromModule: Module, modulePath: string): string | false {
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const pck = fromModule.getPackage();
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if (pck) {
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return pck.redirectRequire(modulePath);
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}
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return modulePath;
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}
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_resolveFileOrDir(fromModule: Module, toModuleName: string) {
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_resolveFileOrDir(fromModule: Module, toModuleName: string): Module {
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const potentialModulePath = isAbsolutePath(toModuleName) ?
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resolveWindowsPath(toModuleName) :
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path.join(path.dirname(fromModule.path), toModuleName);
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resolveWindowsPath(toModuleName) :
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path.join(path.dirname(fromModule.path), toModuleName);
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return this._redirectRequire(fromModule, potentialModulePath).then(
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realModuleName => {
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if (realModuleName === false) {
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return this._loadAsFile(
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ResolutionRequest.emptyModule,
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fromModule,
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toModuleName,
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);
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}
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const realModuleName = this._redirectRequire(fromModule, potentialModulePath);
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if (realModuleName === false) {
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return this._loadAsFile(
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ResolutionRequest.emptyModule,
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fromModule,
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toModuleName,
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);
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}
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return tryResolveSync(
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() => this._loadAsFile(realModuleName, fromModule, toModuleName),
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() => this._loadAsDir(realModuleName, fromModule, toModuleName)
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);
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}
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return tryResolveSync(
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() => this._loadAsFile(realModuleName, fromModule, toModuleName),
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() => this._loadAsDir(realModuleName, fromModule, toModuleName)
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);
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}
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_resolveNodeDependency(fromModule: Module, toModuleName: string) {
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if (isRelativeImport(toModuleName) || isAbsolutePath(toModuleName)) {
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return this._resolveFileOrDir(fromModule, toModuleName);
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} else {
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return this._redirectRequire(fromModule, toModuleName).then(
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realModuleName => {
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// exclude
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if (realModuleName === false) {
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return this._loadAsFile(
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ResolutionRequest.emptyModule,
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fromModule,
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toModuleName,
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);
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}
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_resolveNodeDependency(fromModule: Module, toModuleName: string): Promise<Module> {
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return Promise.resolve().then(() => {
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if (isRelativeImport(toModuleName) || isAbsolutePath(toModuleName)) {
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return this._resolveFileOrDir(fromModule, toModuleName);
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}
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const realModuleName = this._redirectRequire(fromModule, toModuleName);
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// exclude
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if (realModuleName === false) {
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return this._loadAsFile(
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ResolutionRequest.emptyModule,
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fromModule,
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toModuleName,
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);
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}
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if (isRelativeImport(realModuleName) || isAbsolutePath(realModuleName)) {
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// derive absolute path /.../node_modules/fromModuleDir/realModuleName
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const fromModuleParentIdx = fromModule.path.lastIndexOf('node_modules' + path.sep) + 13;
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const fromModuleDir = fromModule.path.slice(
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0,
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fromModule.path.indexOf(path.sep, fromModuleParentIdx),
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);
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const absPath = path.join(fromModuleDir, realModuleName);
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return this._resolveFileOrDir(fromModule, absPath);
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}
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if (isRelativeImport(realModuleName) || isAbsolutePath(realModuleName)) {
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// derive absolute path /.../node_modules/fromModuleDir/realModuleName
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const fromModuleParentIdx = fromModule.path.lastIndexOf('node_modules' + path.sep) + 13;
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const fromModuleDir = fromModule.path.slice(
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0,
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fromModule.path.indexOf(path.sep, fromModuleParentIdx),
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);
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const absPath = path.join(fromModuleDir, realModuleName);
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return this._resolveFileOrDir(fromModule, absPath);
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}
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const searchQueue = [];
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for (let currDir = path.dirname(fromModule.path);
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currDir !== '.' && currDir !== realPath.parse(fromModule.path).root;
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currDir = path.dirname(currDir)) {
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const searchPath = path.join(currDir, 'node_modules');
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if (this._dirExists(searchPath)) {
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searchQueue.push(
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path.join(searchPath, realModuleName)
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);
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}
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}
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const searchQueue = [];
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for (let currDir = path.dirname(fromModule.path);
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currDir !== '.' && currDir !== realPath.parse(fromModule.path).root;
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currDir = path.dirname(currDir)) {
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const searchPath = path.join(currDir, 'node_modules');
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if (this._dirExists(searchPath)) {
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searchQueue.push(
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path.join(searchPath, realModuleName)
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);
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}
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}
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if (this._extraNodeModules) {
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const {_extraNodeModules} = this;
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const bits = toModuleName.split(path.sep);
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const packageName = bits[0];
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if (_extraNodeModules[packageName]) {
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bits[0] = _extraNodeModules[packageName];
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searchQueue.push(path.join.apply(path, bits));
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}
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}
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if (this._extraNodeModules) {
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const {_extraNodeModules} = this;
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const bits = toModuleName.split(path.sep);
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const packageName = bits[0];
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if (_extraNodeModules[packageName]) {
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bits[0] = _extraNodeModules[packageName];
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searchQueue.push(path.join.apply(path, bits));
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}
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}
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let p = Promise.reject(new UnableToResolveError(fromModule, toModuleName));
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searchQueue.forEach(potentialModulePath => {
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p = this._tryResolve(
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() => this._tryResolve(
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() => p,
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() => Promise.resolve().then(
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() => this._loadAsFile(potentialModulePath, fromModule, toModuleName),
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),
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),
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() => Promise.resolve().then(
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() => this._loadAsDir(potentialModulePath, fromModule, toModuleName),
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),
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);
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});
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let p = Promise.reject(new UnableToResolveError(fromModule, toModuleName));
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searchQueue.forEach(potentialModulePath => {
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p = this._tryResolve(
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() => this._tryResolve(
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() => p,
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() => Promise.resolve().then(
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() => this._loadAsFile(potentialModulePath, fromModule, toModuleName),
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),
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),
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() => Promise.resolve().then(
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() => this._loadAsDir(potentialModulePath, fromModule, toModuleName),
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),
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);
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});
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return p.catch(error => {
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if (error.type !== 'UnableToResolveError') {
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throw error;
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}
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const hint = searchQueue.length ? ' or in these directories:' : '';
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throw new UnableToResolveError(
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fromModule,
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toModuleName,
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`Module does not exist in the module map${hint}\n` +
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searchQueue.map(searchPath => ` ${path.dirname(searchPath)}\n`).join(', ') + '\n' +
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`This might be related to https://github.com/facebook/react-native/issues/4968\n` +
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`To resolve try the following:\n` +
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` 1. Clear watchman watches: \`watchman watch-del-all\`.\n` +
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` 2. Delete the \`node_modules\` folder: \`rm -rf node_modules && npm install\`.\n` +
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' 3. Reset packager cache: `rm -fr $TMPDIR/react-*` or `npm start -- --reset-cache`.'
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);
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});
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});
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}
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return p.catch(error => {
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if (error.type !== 'UnableToResolveError') {
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throw error;
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}
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const hint = searchQueue.length ? ' or in these directories:' : '';
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throw new UnableToResolveError(
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fromModule,
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toModuleName,
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`Module does not exist in the module map${hint}\n` +
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searchQueue.map(searchPath => ` ${path.dirname(searchPath)}\n`).join(', ') + '\n' +
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`This might be related to https://github.com/facebook/react-native/issues/4968\n` +
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`To resolve try the following:\n` +
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` 1. Clear watchman watches: \`watchman watch-del-all\`.\n` +
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` 2. Delete the \`node_modules\` folder: \`rm -rf node_modules && npm install\`.\n` +
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' 3. Reset packager cache: `rm -fr $TMPDIR/react-*` or `npm start -- --reset-cache`.'
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);
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});
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});
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}
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_loadAsFile(potentialModulePath: string, fromModule: Module, toModule: string): Module {
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