109 lines
3.8 KiB
JavaScript
109 lines
3.8 KiB
JavaScript
const path = require('path')
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const shellQuote = require('shell-quote')
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const childProcess = require('child_process')
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// Map from full process name to binary that starts the process
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// We can't just re-use full process name, because it will spawn a new instance
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// of the app every time
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const COMMON_EDITORS_MACOS = require('./editor-info/macos')
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const COMMON_EDITORS_LINUX = require('./editor-info/linux')
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const COMMON_EDITORS_WIN = require('./editor-info/windows')
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module.exports = function guessEditor (specifiedEditor) {
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if (specifiedEditor) {
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return shellQuote.parse(specifiedEditor)
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}
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if (process.env.LAUNCH_EDITOR) {
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return [process.env.LAUNCH_EDITOR]
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}
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if (process.versions.webcontainer) {
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return [process.env.EDITOR || 'code']
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}
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// We can find out which editor is currently running by:
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// `ps x` on macOS and Linux
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// `Get-Process` on Windows
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try {
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if (process.platform === 'darwin') {
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const output = childProcess
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.execSync('ps x -o comm=', {
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stdio: ['pipe', 'pipe', 'ignore']
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})
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.toString()
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const processNames = Object.keys(COMMON_EDITORS_MACOS)
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const processList = output.split('\n')
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for (let i = 0; i < processNames.length; i++) {
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const processName = processNames[i]
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// Find editor by exact match.
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if (processList.includes(processName)) {
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return [COMMON_EDITORS_MACOS[processName]]
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}
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const processNameWithoutApplications = processName.replace('/Applications', '')
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// Find editor installation not in /Applications.
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if (output.indexOf(processNameWithoutApplications) !== -1) {
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// Use the CLI command if one is specified
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if (processName !== COMMON_EDITORS_MACOS[processName]) {
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return [COMMON_EDITORS_MACOS[processName]]
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}
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// Use a partial match to find the running process path. If one is found, use the
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// existing path since it can be running from anywhere.
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const runningProcess = processList.find((procName) => procName.endsWith(processNameWithoutApplications))
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if (runningProcess !== undefined) {
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return [runningProcess]
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}
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}
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}
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} else if (process.platform === 'win32') {
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const output = childProcess
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.execSync(
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'powershell -NoProfile -Command "' +
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'[Console]::OutputEncoding=[Text.Encoding]::UTF8;' +
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'Get-CimInstance -Query \\"select executablepath from win32_process where executablepath is not null\\" | % { $_.ExecutablePath }' +
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'"',
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{
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stdio: ['pipe', 'pipe', 'ignore']
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}
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)
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.toString()
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const runningProcesses = output.split('\r\n')
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for (let i = 0; i < runningProcesses.length; i++) {
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const fullProcessPath = runningProcesses[i].trim()
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const shortProcessName = path.basename(fullProcessPath)
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if (COMMON_EDITORS_WIN.indexOf(shortProcessName) !== -1) {
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return [fullProcessPath]
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}
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}
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} else if (process.platform === 'linux') {
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// --no-heading No header line
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// x List all processes owned by you
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// -o comm Need only names column
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const output = childProcess
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.execSync('ps x --no-heading -o comm --sort=comm', {
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stdio: ['pipe', 'pipe', 'ignore']
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})
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.toString()
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const processNames = Object.keys(COMMON_EDITORS_LINUX)
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for (let i = 0; i < processNames.length; i++) {
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const processName = processNames[i]
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if (output.indexOf(processName) !== -1) {
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return [COMMON_EDITORS_LINUX[processName]]
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}
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}
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}
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} catch (ignoreError) {
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// Ignore...
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}
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// Last resort, use old skool env vars
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if (process.env.VISUAL) {
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return [process.env.VISUAL]
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} else if (process.env.EDITOR) {
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return [process.env.EDITOR]
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}
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return [null]
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}
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