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keksAccountGUI/node_modulesOLD/launch-editor/index.js
2019-08-11 20:48:02 +02:00

138 lines
3.6 KiB
JavaScript

/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file at
* https://github.com/facebookincubator/create-react-app/blob/master/LICENSE
*
* Modified by Yuxi Evan You
*/
const fs = require('fs')
const os = require('os')
const path = require('path')
const chalk = require('chalk')
const childProcess = require('child_process')
const guessEditor = require('./guess')
const getArgumentsForPosition = require('./get-args')
function wrapErrorCallback (cb) {
return (fileName, errorMessage) => {
console.log()
console.log(
chalk.red('Could not open ' + path.basename(fileName) + ' in the editor.')
)
if (errorMessage) {
if (errorMessage[errorMessage.length - 1] !== '.') {
errorMessage += '.'
}
console.log(
chalk.red('The editor process exited with an error: ' + errorMessage)
)
}
console.log()
if (cb) cb(fileName, errorMessage)
}
}
function isTerminalEditor (editor) {
switch (editor) {
case 'vim':
case 'emacs':
case 'nano':
return true
}
return false
}
const positionRE = /:(\d+)(:(\d+))?$/
function parseFile (file) {
const fileName = file.replace(positionRE, '')
const match = file.match(positionRE)
const lineNumber = match && match[1]
const columnNumber = match && match[3]
return {
fileName,
lineNumber,
columnNumber
}
}
let _childProcess = null
function launchEditor (file, specifiedEditor, onErrorCallback) {
const parsed = parseFile(file)
let { fileName } = parsed
const { lineNumber, columnNumber } = parsed
if (!fs.existsSync(fileName)) {
return
}
if (typeof specifiedEditor === 'function') {
onErrorCallback = specifiedEditor
specifiedEditor = undefined
}
onErrorCallback = wrapErrorCallback(onErrorCallback)
const [editor, ...args] = guessEditor(specifiedEditor)
if (!editor) {
onErrorCallback(fileName, null)
return
}
if (
process.platform === 'linux' &&
fileName.startsWith('/mnt/') &&
/Microsoft/i.test(os.release())
) {
// Assume WSL / "Bash on Ubuntu on Windows" is being used, and
// that the file exists on the Windows file system.
// `os.release()` is "4.4.0-43-Microsoft" in the current release
// build of WSL, see: https://github.com/Microsoft/BashOnWindows/issues/423#issuecomment-221627364
// When a Windows editor is specified, interop functionality can
// handle the path translation, but only if a relative path is used.
fileName = path.relative('', fileName)
}
if (lineNumber) {
const extraArgs = getArgumentsForPosition(editor, fileName, lineNumber, columnNumber)
args.push.apply(args, extraArgs)
} else {
args.push(fileName)
}
if (_childProcess && isTerminalEditor(editor)) {
// There's an existing editor process already and it's attached
// to the terminal, so go kill it. Otherwise two separate editor
// instances attach to the stdin/stdout which gets confusing.
_childProcess.kill('SIGKILL')
}
if (process.platform === 'win32') {
// On Windows, launch the editor in a shell because spawn can only
// launch .exe files.
_childProcess = childProcess.spawn(
'cmd.exe',
['/C', editor].concat(args),
{ stdio: 'inherit' }
)
} else {
_childProcess = childProcess.spawn(editor, args, { stdio: 'inherit' })
}
_childProcess.on('exit', function (errorCode) {
_childProcess = null
if (errorCode) {
onErrorCallback(fileName, '(code ' + errorCode + ')')
}
})
_childProcess.on('error', function (error) {
onErrorCallback(fileName, error.message)
})
}
module.exports = launchEditor