wikiparser-node/dist/util/diff.js

A Node.js parser for MediaWiki markup with AST

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.info = exports.error = exports.diff = exports.cmd = void 0;
const promises_1 = __importDefault(require("fs/promises"));
const child_process_1 = require("child_process");
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process.on('unhandledRejection', e => {
    console.error(e);
});
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/**
 * 将shell命令转化为Promise对象
 * @param command shell指令
 * @param args shell输入参数
 */
const cmd = (command, args) => new Promise(resolve => {
    let timer, shell;
    /**
     * 清除进程并返回
     * @param val 返回值
     */
    const r = (val) => {
        clearTimeout(timer);
        shell?.kill('SIGINT');
        resolve(val);
    };
    try {
        shell = (0, child_process_1.spawn)(command, args);
        timer = setTimeout(() => {
            shell.kill('SIGINT');
        }, 60 * 1e3);
        let buf = '';
        shell.stdout.on('data', data => {
            buf += String(data);
        });
        shell.stdout.on('end', () => {
            r(buf);
        });
        shell.on('exit', () => {
            r(shell.killed ? undefined : '');
        });
        shell.on('error', () => {
            r(undefined);
        });
    }
    catch {
        r(undefined);
    }
});
exports.cmd = cmd;
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/**
 * 比较两个文件
 * @param oldStr 旧文本
 * @param newStr 新文本
 * @param uid 唯一标识
 */
const diff = async (oldStr, newStr, uid) => {
    if (oldStr === newStr) {
        return;
    }
    const oldFile = `diffOld${uid}`, newFile = `diffNew${uid}`;
    await Promise.all([promises_1.default.writeFile(oldFile, oldStr), promises_1.default.writeFile(newFile, newStr)]);
    const stdout = await (0, exports.cmd)('git', [
        'diff',
        '--color-words=[\xC0-\xFF][\x80-\xBF]+|<?/?\\w+/?>?|[^[:space:]]',
        '-U0',
        '--no-index',
        oldFile,
        newFile,
    ]);
    console.log(stdout?.split('\n').slice(4).join('\n'));
    await Promise.allSettled([promises_1.default.unlink(oldFile), promises_1.default.unlink(newFile)]);
};
exports.diff = diff;
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/** @implements */
const error = (msg, ...args) => {
    try {
        const chalk = require('chalk');
        console.error(chalk.red(msg), ...args);
    }
    catch {
        console.error(msg, ...args);
    }
};
exports.error = error;
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/** @implements */
const info = (msg, ...args) => {
    try {
        const chalk = require('chalk');
        console.info(chalk.green(msg), ...args);
    }
    catch {
        console.info(msg, ...args);
    }
};
exports.info = info;