117 lines
3.3 KiB
JavaScript
117 lines
3.3 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = getRealPath;
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var _path = require('path');
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var _path2 = _interopRequireDefault(_path);
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var _resolve = require('resolve');
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var _resolve2 = _interopRequireDefault(_resolve);
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var _utils = require('./utils');
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var _mapToRelative = require('./mapToRelative');
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var _mapToRelative2 = _interopRequireDefault(_mapToRelative);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function findPathInRoots(sourcePath, rootDirs, cwd, extensions) {
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// Search the source path inside every custom root directory
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var resolvedSourceFile = void 0;
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rootDirs.some(function (dir) {
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try {
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// check if the file exists (will throw if not)
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resolvedSourceFile = _resolve2.default.sync('./' + sourcePath, {
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basedir: _path2.default.resolve(cwd, dir),
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extensions: extensions
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});
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return true;
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} catch (e) {
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return false;
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}
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});
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return resolvedSourceFile;
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}
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function getRealPathFromRootConfig(sourcePath, absCurrentFile, rootDirs, cwd, extensions) {
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var absFileInRoot = findPathInRoots(sourcePath, rootDirs, cwd, extensions);
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if (absFileInRoot) {
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var realSourceFileExtension = _path2.default.extname(absFileInRoot);
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var sourceFileExtension = _path2.default.extname(sourcePath);
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// map the source and keep its extension if the import/require had one
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var ext = realSourceFileExtension === sourceFileExtension ? realSourceFileExtension : '';
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return (0, _utils.toLocalPath)((0, _utils.toPosixPath)((0, _utils.replaceExtension)((0, _mapToRelative2.default)(cwd, absCurrentFile, absFileInRoot), ext)));
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}
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return null;
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}
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function getRealPathFromAliasConfig(sourcePath, absCurrentFile, alias, cwd) {
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var moduleSplit = sourcePath.split('/');
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var aliasPath = void 0;
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while (moduleSplit.length) {
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var m = moduleSplit.join('/');
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if ({}.hasOwnProperty.call(alias, m)) {
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aliasPath = alias[m];
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break;
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}
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moduleSplit.pop();
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}
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// no alias mapping found
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if (!aliasPath) {
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return null;
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}
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// remove legacy "npm:" prefix for npm packages
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aliasPath = aliasPath.replace(/^(npm:)/, '');
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var newPath = sourcePath.replace(moduleSplit.join('/'), aliasPath);
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// alias to npm module don't need relative mapping
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if (aliasPath[0] !== '.') {
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return newPath;
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}
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return (0, _utils.toLocalPath)((0, _utils.toPosixPath)((0, _mapToRelative2.default)(cwd, absCurrentFile, newPath)));
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}
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function getRealPath(sourcePath, currentFile) {
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var opts = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
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if (sourcePath[0] === '.') {
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return sourcePath;
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}
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// file param is a relative path from the environment current working directory
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// (not from cwd param)
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var absCurrentFile = _path2.default.resolve(currentFile);
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var cwd = opts.cwd,
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extensions = opts.extensions,
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pluginOpts = opts.pluginOpts;
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var rootDirs = pluginOpts.root || [];
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var alias = pluginOpts.alias || {};
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var sourceFileFromRoot = getRealPathFromRootConfig(sourcePath, absCurrentFile, rootDirs, cwd, extensions);
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if (sourceFileFromRoot) {
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return sourceFileFromRoot;
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}
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var sourceFileFromAlias = getRealPathFromAliasConfig(sourcePath, absCurrentFile, alias, cwd);
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if (sourceFileFromAlias) {
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return sourceFileFromAlias;
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}
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return sourcePath;
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} |