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