wechat-miniprogram-shop-template/config/eslintCheck.js

/* eslint-disable prefer-template */
/**
 * 工程代码pre-commit 检查工具
 * @date 2019.9.4

 */
const { exec } = require('child_process');
const chalk = require('chalk');
const { CLIEngine } = require('eslint');
const cli = new CLIEngine({});
const { log } = console;

function getErrorLevel(number) {
  switch (number) {
    case 2:
      return 'error';
    case 1:
      return 'warn';
    default:
  }
  return 'undefined';
}
let pass = 0;
exec('git diff --cached --name-only --diff-filter=ACM | grep -Ei "\\.ts$|\\.js$"', (error, stdout) => {
  if (stdout.length) {
    const array = stdout.split('\n');
    array.pop();
    const { results } = cli.executeOnFiles(array);
    let errorCount = 0;
    let warningCount = 0;
    results.forEach((result) => {
      errorCount += result.errorCount;
      warningCount += result.warningCount;
      if (result.messages.length > 0) {
        log('\n');
        log(result.filePath);
        result.messages.forEach((obj) => {
          const level = getErrorLevel(obj.severity);
          if (level === 'warn')
            log(
              ' ' +
                obj.line +
                ':' +
                obj.column +
                '\t ' +
                chalk.yellow(level) +
                ' \0  ' +
                obj.message +
                '\t\t' +
                chalk.grey(obj.ruleId) +
                '',
            );
          if (level === 'error')
            log(
              ' ' +
                obj.line +
                ':' +
                obj.column +
                '\t ' +
                chalk.red.bold(level) +
                ' \0  ' +
                obj.message +
                '\t\t ' +
                chalk.grey(obj.ruleId) +
                '',
            );
          if (level === 'error') pass = 1;
        });
      }
    });
    if (warningCount > 0 || errorCount > 0) {
      log(
        '\n' +
          chalk.bgRed.bold(errorCount + warningCount + ' problems') +
          ' (' +
          chalk.red.bold(errorCount) +
          ' errors, ' +
          chalk.yellow(warningCount) +
          ' warnings) \0',
      );
    }
    !pass && log(chalk.green.bold('~~ Done: 代码检验通过，提交成功 ~~'));
    process.exit(pass);
  }
  if (error !== null) {
    log(`exec error: ${error}`);
  }
});