unused-assets-cli/dist/find-unused-assets.js

CLI tool to list and remove unused assets in an Angular project

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.findUnusedAssets = findUnusedAssets;
const fast_glob_1 = __importDefault(require("fast-glob"));
const child_process_1 = require("child_process");
const path_1 = __importDefault(require("path"));
const fs_1 = require("fs");
/**
 * Check if an asset is referenced in project files
 * Safely matches both exact filename and name without extension
 */
function isReferenced(filePath) {
    const fileName = path_1.default.basename(filePath);
    const nameNoExt = path_1.default.parse(fileName).name;
    // escape for regex
    const esc = (str) => str.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
    const pattern = `\\b(${esc(nameNoExt)}(\\.[a-zA-Z0-9]+)?|${esc(fileName)})\\b`;
    try {
        (0, child_process_1.execSync)(`grep -R -n -E "${pattern}" src/`, { stdio: "ignore" });
        return true;
    }
    catch {
        return false;
    }
}
/**
 * Find unused assets matching glob patterns
 */
async function findUnusedAssets(patterns) {
    console.log("🔍 Searching for unused assets...");
    const assets = await (0, fast_glob_1.default)(patterns, { dot: false });
    const unused = [];
    let totalSize = 0;
    for (const file of assets) {
        if (!isReferenced(file)) {
            unused.push(file);
            totalSize += (0, fs_1.statSync)(file).size;
        }
    }
    return { files: unused, totalSize };
}