feat: adding linter for commits

node_modules/git-raw-commits/index.js

@@ -0,0 +1,90 @@
+'use strict'
+
+const dargs = require('dargs')
+const execFile = require('child_process').execFile
+const split = require('split2')
+const stream = require('stream')
+const template = require('lodash/template')
+const through = require('through2')
+
+const DELIMITER = '------------------------ >8 ------------------------'
+
+function normalizeExecOpts (execOpts) {
+  execOpts = execOpts || {}
+  execOpts.cwd = execOpts.cwd || process.cwd()
+  return execOpts
+}
+
+function normalizeGitOpts (gitOpts) {
+  gitOpts = gitOpts || {}
+  gitOpts.format = gitOpts.format || '%B'
+  gitOpts.from = gitOpts.from || ''
+  gitOpts.to = gitOpts.to || 'HEAD'
+  return gitOpts
+}
+
+function getGitArgs (gitOpts) {
+  const gitFormat = template('--format=<%= format %>%n' + DELIMITER)(gitOpts)
+  const gitFromTo = [gitOpts.from, gitOpts.to].filter(Boolean).join('..')
+
+  const gitArgs = ['log', gitFormat, gitFromTo]
+
+  // allow commits to focus on a single directory
+  // this is useful for monorepos.
+  if (gitOpts.path) {
+    gitArgs.push('--', gitOpts.path)
+  }
+
+  return gitArgs.concat(dargs(gitOpts, {
+    excludes: ['debug', 'from', 'to', 'format', 'path']
+  }))
+}
+
+function gitRawCommits (rawGitOpts, rawExecOpts) {
+  const readable = new stream.Readable()
+  readable._read = function () {}
+
+  const gitOpts = normalizeGitOpts(rawGitOpts)
+  const execOpts = normalizeExecOpts(rawExecOpts)
+  const args = getGitArgs(gitOpts)
+
+  if (gitOpts.debug) {
+    gitOpts.debug('Your git-log command is:\ngit ' + args.join(' '))
+  }
+
+  let isError = false
+
+  const child = execFile('git', args, {
+    cwd: execOpts.cwd,
+    maxBuffer: Infinity
+  })
+
+  child.stdout
+    .pipe(split(DELIMITER + '\n'))
+    .pipe(through(function (chunk, enc, cb) {
+      readable.push(chunk)
+      isError = false
+
+      cb()
+    }, function (cb) {
+      setImmediate(function () {
+        if (!isError) {
+          readable.push(null)
+          readable.emit('close')
+        }
+
+        cb()
+      })
+    }))
+
+  child.stderr
+    .pipe(through.obj(function (chunk) {
+      isError = true
+      readable.emit('error', new Error(chunk))
+      readable.emit('close')
+    }))
+
+  return readable
+}
+
+module.exports = gitRawCommits