'use strict'
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const fs = require('fs')
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const path = require('path')
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const findParent = require('./utils/find-parent')
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const findHooksDir = require('./utils/find-hooks-dir')
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const getHookScript = require('./utils/get-hook-script')
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const is = require('./utils/is')
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const hooks = require('./hooks.json')
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const SKIP = 'SKIP'
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const UPDATE = 'UPDATE'
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const MIGRATE_GHOOKS = 'MIGRATE_GHOOKS'
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const MIGRATE_PRE_COMMIT = 'MIGRATE_PRE_COMMIT'
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const CREATE = 'CREATE'
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function write(filename, data) {
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fs.writeFileSync(filename, data)
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fs.chmodSync(filename, parseInt('0755', 8))
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}
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function createHook(depDir, projectDir, hooksDir, hookName, runnerPath) {
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const filename = path.join(hooksDir, hookName)
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let packageDir
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// prioritize package.json next to .git
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// this avoids double-install in lerna monorepos where both root and sub
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// package depends on this module
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if (fs.existsSync(path.join(projectDir, 'package.json'))) {
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packageDir = projectDir
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} else {
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packageDir = findParent(depDir, 'package.json')
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}
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// In order to support projects with package.json in a different directory
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// than .git, find relative path from project directory to package.json
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const relativePath = path.join('.', path.relative(projectDir, packageDir))
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const hookScript = getHookScript(hookName, relativePath, runnerPath)
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// Create hooks directory if needed
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if (!fs.existsSync(hooksDir)) fs.mkdirSync(hooksDir)
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if (!fs.existsSync(filename)) {
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write(filename, hookScript)
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return CREATE
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}
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if (is.ghooks(filename)) {
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write(filename, hookScript)
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return MIGRATE_GHOOKS
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}
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if (is.preCommit(filename)) {
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write(filename, hookScript)
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return MIGRATE_PRE_COMMIT
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}
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if (is.huskyOrYorkie(filename)) {
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write(filename, hookScript)
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return UPDATE
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}
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return SKIP
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}
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function installFrom(depDir) {
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try {
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const isInSubNodeModule = (depDir.match(/node_modules/g) || []).length > 1
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if (isInSubNodeModule) {
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return console.log(
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"trying to install from sub 'node_module' directory,",
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'skipping Git hooks installation'
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)
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}
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const projectDir = findParent(depDir, 'package.json')
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const hooksDir = findHooksDir(projectDir)
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const runnerPath = './node_modules/yorkie/src/runner.js'
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if (hooksDir) {
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hooks
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.map(function(hookName) {
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return {
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hookName: hookName,
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action: createHook(depDir, projectDir, hooksDir, hookName, runnerPath)
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}
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})
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.forEach(function(item) {
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switch (item.action) {
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case MIGRATE_GHOOKS:
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console.log(`migrating existing ghooks ${item.hookName} script`)
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break
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case MIGRATE_PRE_COMMIT:
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console.log(
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`migrating existing pre-commit ${item.hookName} script`
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)
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break
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case UPDATE:
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break
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case SKIP:
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console.log(`skipping ${item.hookName} hook (existing user hook)`)
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break
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case CREATE:
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break
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default:
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console.error('Unknown action')
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}
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})
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console.log('done\n')
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} else {
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console.log("can't find .git directory, skipping Git hooks installation")
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}
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} catch (e) {
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console.error(e)
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}
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}
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module.exports = installFrom
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