normalize-asset-patterns.js

"use strict";
/**
 * @license
 * Copyright Google LLC 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.dev/license
 */
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Object.defineProperty(exports, "__esModule", { value: true });
exports.MissingAssetSourceRootException = void 0;
exports.normalizeAssetPatterns = normalizeAssetPatterns;
const node_assert_1 = __importDefault(require("node:assert"));
const node_fs_1 = require("node:fs");
const path = __importStar(require("node:path"));
class MissingAssetSourceRootException extends Error {
    constructor(path) {
        super(`The ${path} asset path must start with the project source root.`);
    }
}
exports.MissingAssetSourceRootException = MissingAssetSourceRootException;
function normalizeAssetPatterns(assetPatterns, workspaceRoot, projectRoot, projectSourceRoot) {
    if (assetPatterns.length === 0) {
        return [];
    }
    // When sourceRoot is not available, we default to ${projectRoot}/src.
    const sourceRoot = projectSourceRoot || path.join(projectRoot, 'src');
    const resolvedSourceRoot = path.resolve(workspaceRoot, sourceRoot);
    return assetPatterns.map((assetPattern) => {
        // Normalize string asset patterns to objects.
        if (typeof assetPattern === 'string') {
            const assetPath = path.normalize(assetPattern);
            const resolvedAssetPath = path.resolve(workspaceRoot, assetPath);
            // Check if the string asset is within sourceRoot.
            if (!resolvedAssetPath.startsWith(resolvedSourceRoot)) {
                throw new MissingAssetSourceRootException(assetPattern);
            }
            let glob, input;
            let isDirectory = false;
            try {
                isDirectory = (0, node_fs_1.statSync)(resolvedAssetPath).isDirectory();
            }
            catch {
                isDirectory = true;
            }
            if (isDirectory) {
                // Folders get a recursive star glob.
                glob = '**/*';
                // Input directory is their original path.
                input = assetPath;
            }
            else {
                // Files are their own glob.
                glob = path.basename(assetPath);
                // Input directory is their original dirname.
                input = path.dirname(assetPath);
            }
            // Output directory for both is the relative path from source root to input.
            const output = path.relative(resolvedSourceRoot, path.resolve(workspaceRoot, input));
            assetPattern = { glob, input, output };
        }
        else {
            assetPattern.output = path.join('.', assetPattern.output ?? '');
        }
        (0, node_assert_1.default)(assetPattern.output !== undefined);
        if (assetPattern.output.startsWith('..')) {
            throw new Error('An asset cannot be written to a location outside of the output path.');
        }
        return assetPattern;
    });
}