GT2/GT2-iOS/node_modules/babel-plugin-module-resolver/lib/getRealPath.js

117 lines
3.3 KiB
JavaScript

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