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| #! /usr/bin/env node const childProcess = require('child_process') const path = require('path')
const { logger, warn, info } = require('./logger')
function resolveRootPath(...args) { return path.resolve(process.cwd(), ...args) }
function getDiff(isCached = false) { try { const result = childProcess.execSync( `git diff ${isCached ? '--cached' : ''} ${resolveRootPath( './package.json' )}`, { encoding: 'utf8' } ) return result } catch (e) { return '' } }
function serializeDiff(diffStr) { const VERSION_REG = /\"\S+\"\s*:\s*\"(~|\-|\^)?(\d+)\.(\d+)\.(\d+)/ const arr = `${diffStr || ''}` .split('\n') .filter((str) => /^(\-|\+)\s+/.test(str)) .filter((str) => VERSION_REG.test(str)) const beforeArr = arr .filter((str) => /^\-\s+/.test(str)) .map((str) => str.replace(/^\-\s+/, '')) .map((str) => str.replace(/\,$/, '')) const afterArr = arr .filter((str) => /^\+\s+/.test(str)) .map((str) => str.replace(/^\+\s+/, '')) .map((str) => str.replace(/\,$/, ''))
const beforeObj = beforeArr.reduce((prev, curr) => { const [key, value] = curr.replace(/"/g, '').split(/\s*:\s*/) prev[key] = value return prev }, {}) const afterObj = afterArr.reduce((prev, curr) => { const [key, value] = curr.replace(/"/g, '').split(/\s*:\s*/) prev[key] = value return prev }, {}) return [beforeObj, afterObj] }
function getChange(before, after) { const beforeKeys = Object.keys(before) const afterKeys = Object.keys(after)
const deletePackage = beforeKeys .filter((key) => !after[key]) .map((key) => `${key}: ${after[key]}`) const addPackage = afterKeys .filter((key) => !before[key]) .map((key) => `${key}: ${after[key]}`) const updatePackage = beforeKeys .filter((key) => after[key]) .map((key) => `${key}: ${before[key]} ===> ${after[key]}`)
const waringUpdatePackage = beforeKeys .filter((key) => after[key]) .filter((key) => { const beforeVision = Number(/(~|\-|\^)?(\d+)\./.exec(before[key])[2]) const afterVision = Number(/(~|\-|\^)?(\d+)\./.exec(after[key])[2]) return beforeVision !== afterVision }) .map((key) => `${key}: ${before[key]} ===> ${after[key]}`) const outList = [ { label: `此次删除的依赖包有: \n ${deletePackage.join('\n')}`, show: !!deletePackage.length, log: warn, }, { label: `此次新增的依赖包有: \n ${addPackage.join('\n')}`, show: !!addPackage.length, log: info, }, { label: `此次更新的依赖包有: \n ${updatePackage.join('\n')}`, show: !!updatePackage.length, }, { label: `此次大版本更新的依赖包有: \n ${waringUpdatePackage.join('\n')}`, show: !!waringUpdatePackage.length, log: warn, }, ].filter((item) => item.show)
if (outList.length) { console.log('\n') outList.forEach((item) => { const { log = logger, label } = item log(label) }) console.log('\n') } }
const diffStr = getDiff(true) const [before, after] = serializeDiff(diffStr) getChange(before, after)
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