codekingpro/portable-devtools

1const fs = require('node:fs')
2const os = require('node:os')
3const path = require('node:path')
4const ini = require('ini')
5
6const gitConfigPath = path.join(os.homedir(), '.gitconfig')
7
8let cachedConfig = null
9
10// Function to load and cache the git config
11const loadGitConfig = () => {
12  if (cachedConfig === null) {
13    try {
14      cachedConfig = {}
15      if (fs.existsSync(gitConfigPath)) {
16        const configContent = fs.readFileSync(gitConfigPath, 'utf-8')
17        cachedConfig = ini.parse(configContent)
18      }
19    } catch (error) {
20      cachedConfig = {}
21    }
22  }
23  return cachedConfig
24}
25
26const checkGitConfigs = () => {
27  const config = loadGitConfig()
28  return {
29    sshCommandSetInConfig: config?.core?.sshCommand !== undefined,
30    askPassSetInConfig: config?.core?.askpass !== undefined,
31  }
32}
33
34const sshCommandSetInEnv = process.env.GIT_SSH_COMMAND !== undefined
35const askPassSetInEnv = process.env.GIT_ASKPASS !== undefined
36const { sshCommandSetInConfig, askPassSetInConfig } = checkGitConfigs()
37
38// Values we want to set if they're not already defined by the end user
39// This defaults to accepting new ssh host key fingerprints
40const finalGitEnv = {
41  ...(askPassSetInEnv || askPassSetInConfig ? {} : {
42    GIT_ASKPASS: 'echo',
43  }),
44  ...(sshCommandSetInEnv || sshCommandSetInConfig ? {} : {
45    GIT_SSH_COMMAND: 'ssh -oStrictHostKeyChecking=accept-new',
46  }),
47}
48
49module.exports = (opts = {}) => ({
50  stdioString: true,
51  ...opts,
52  shell: false,
53  env: opts.env || { ...finalGitEnv, ...process.env },
54})
55
56// Export the loadGitConfig function for testing
57module.exports.loadGitConfig = loadGitConfig
58