@alanchenchen/cbml-processor/lib/helper.js

基于cbml parser和cbml规范实现的构建工具

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.runTask = void 0;
const tslib_1 = require("tslib");
const promises_1 = require("fs/promises");
const path_1 = require("path");
const parser_1 = require("./parser");
const generater_1 = require("./generater");
/**
 * 根据单个文件的配置项，顺序执行插件，并生成目标文件
 *
 * @param source.input
 * @param source.output
 * @param plugins
 * @returns
 */
const runTask = ({ input, output }, plugins) => (0, tslib_1.__awaiter)(void 0, void 0, void 0, function* () {
    try {
        const inputPath = (0, path_1.resolve)(process.cwd(), input);
        const inputCode = yield (0, promises_1.readFile)(inputPath, { encoding: 'utf-8' });
        let CBMLRootEle = (0, parser_1.parseCBMLEle)(inputCode, {
            range: true,
            source: false
        });
        for (const pluginFunc of plugins) {
            // 运行插件，操作AST
            const res = yield pluginFunc(CBMLRootEle, inputCode);
            if (res) {
                CBMLRootEle = res;
            }
        }
        const outputCode = (0, generater_1.generateCode)(CBMLRootEle);
        if (output) {
            yield (0, promises_1.writeFile)((0, path_1.resolve)(process.cwd(), output), outputCode);
        }
        return {
            input,
            output,
            outputCode
        };
    }
    catch (error) {
        return Promise.reject(error);
    }
});
exports.runTask = runTask;