mp-lens/dist/utils/alias-loader.js

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"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
    var ownKeys = function(o) {
        ownKeys = Object.getOwnPropertyNames || function (o) {
            var ar = [];
            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
            return ar;
        };
        return ownKeys(o);
    };
    return function (mod) {
        if (mod && mod.__esModule) return mod;
        var result = {};
        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
        __setModuleDefault(result, mod);
        return result;
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.loadAliasesFromTsConfig = loadAliasesFromTsConfig;
exports.loadMergedAliases = loadMergedAliases;
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
const config_loader_1 = require("./config-loader");
const debug_logger_1 = require("./debug-logger");
/**
 * 从 tsconfig.json 读取并解析 paths 别名，返回绝对路径数组
 */
function loadAliasesFromTsConfig(projectRoot) {
    try {
        const fsPath = path.join(projectRoot, 'tsconfig.json');
        if (!fs.existsSync(fsPath))
            return {};
        const tsconfig = JSON.parse(fs.readFileSync(fsPath, 'utf-8'));
        if (!tsconfig.compilerOptions || !tsconfig.compilerOptions.paths)
            return {};
        const tsconfigDir = path.dirname(fsPath);
        const baseUrl = tsconfig.compilerOptions.baseUrl || '.';
        const baseDir = path.resolve(tsconfigDir, baseUrl);
        const result = {};
        for (const [alias, targets] of Object.entries(tsconfig.compilerOptions.paths)) {
            const normalizedAlias = alias.replace(/\/\*$/, '');
            result[normalizedAlias] = targets.map((t) => {
                const targetPath = t.replace(/\/\*$/, '');
                return path.resolve(baseDir, targetPath);
            });
        }
        return result;
    }
    catch (e) {
        debug_logger_1.logger.warn(`无法解析 tsconfig.json 以加载别名: ${e.message}`);
        return {};
    }
}
/**
 * 合并 tsconfig 与 mp-lens.config.* 的 aliases 配置，tsconfig 优先级较低
 */
async function loadMergedAliases(projectRoot) {
    const fileConfig = await config_loader_1.ConfigLoader.loadConfig(undefined, projectRoot);
    const aliasesFromTsConfig = loadAliasesFromTsConfig(projectRoot);
    const merged = {
        ...aliasesFromTsConfig,
        ...((fileConfig === null || fileConfig === void 0 ? void 0 : fileConfig.aliases) || {}),
    };
    if (Object.keys(merged).length > 0) {
        debug_logger_1.logger.debug('已加载并合并别名配置:', merged);
    }
    return merged;
}
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