@angular-devkit/build-angular
Version:
Angular Webpack Build Facade
56 lines • 8.13 kB
JavaScript
;
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
Object.defineProperty(exports, "__esModule", { value: true });
const core_1 = require("@angular-devkit/core");
const rxjs_1 = require("rxjs");
const operators_1 = require("rxjs/operators");
class MissingFileReplacementException extends core_1.BaseException {
constructor(path) {
super(`The ${path} path in file replacements does not exist.`);
}
}
exports.MissingFileReplacementException = MissingFileReplacementException;
function normalizeFileReplacements(fileReplacements, host, root) {
if (fileReplacements.length === 0) {
return rxjs_1.of([]);
}
// Ensure all the replacements exist.
const errorOnFalse = (path) => operators_1.tap((exists) => {
if (!exists) {
throw new MissingFileReplacementException(core_1.getSystemPath(path));
}
});
return rxjs_1.from(fileReplacements).pipe(operators_1.map(replacement => normalizeFileReplacement(replacement, root)), operators_1.concatMap(normalized => {
return rxjs_1.from([normalized.replace, normalized.with]).pipe(operators_1.mergeMap(path => host.exists(path).pipe(errorOnFalse(path))), operators_1.ignoreElements(), operators_1.concat(rxjs_1.of(normalized)));
}), operators_1.toArray());
}
exports.normalizeFileReplacements = normalizeFileReplacements;
function normalizeFileReplacement(fileReplacement, root) {
const currentFormat = fileReplacement;
const maybeOldFormat = fileReplacement;
let replacePath;
let withPath;
if (maybeOldFormat.src && maybeOldFormat.replaceWith) {
replacePath = core_1.normalize(maybeOldFormat.src);
withPath = core_1.normalize(maybeOldFormat.replaceWith);
}
else {
replacePath = core_1.normalize(currentFormat.replace);
withPath = core_1.normalize(currentFormat.with);
}
// TODO: For 7.x should this only happen if not absolute?
if (root) {
replacePath = core_1.join(root, replacePath);
}
if (root) {
withPath = core_1.join(root, withPath);
}
return { replace: replacePath, with: withPath };
}
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