@bpyd/diff

myers-diff

文本对比工具，参考git diff

安装

$ npm imstall @bpyd/diff --save

# OR

$ yarn add @bpyd/diff

使用

import { diff, diffArticle } from '@bpyd/diff'

const resultDiff = diff('AABCC', 'ABBCC')

// output:
[
  { type: 'keep', code: 'A' },
  { type: 'delete', code: 'A' },
  { type: 'keep', code: 'B' },
  { type: 'add', code: 'B' },
  { type: 'keep', code: 'CC' }
]

const article1 = `窗前明月光
疑是地上霜
举头望明月
低头思故乡
`
const article2 = `窗前明月光
窗前明月光
举头望明月
举头思故乡
`
const resultDiffArticle = diff(article1, article2)
// output:
[
  { type: 'keep', code: [{ type: 'keep', code: '窗前明月光' }] },
  { type: 'delete', code: [{ type: 'delete', code: '疑是地上霜' }] },
  { type: 'add', code: [{ type: 'add', code: '窗前明月光' }] },
  { type: 'keep', code: [{ type: 'keep', code: '举头望明月' }] },
  { type: 'update', code: [{ type: 'delete', code: '低' },{ type: 'add', code: '举' },{ type: 'keep', code: '头思故乡' }] },
  { type: 'keep', code: [{ type: 'keep', code: '' }] }
]