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utils.ts
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utils.ts
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import type {
SpawnOptionsWithStdioTuple,
StdioNull,
StdioPipe,
} from 'node:child_process'
import {
spawn,
} from 'node:child_process'
import * as path from 'node:path'
import { chunksToLinesAsync } from '@rauschma/stringio'
import { existsSync } from 'fs-extra'
import { log } from '../log'
import { isWindows } from './platform'
export function getVitestPath(projectRoot: string): string | undefined {
const node_modules = path.resolve(projectRoot, 'node_modules')
if (!existsSync(node_modules))
return
if (existsSync(path.resolve(node_modules, 'vitest', 'vitest.mjs')))
return sanitizeFilePath(path.resolve(node_modules, 'vitest', 'vitest.mjs'))
const suffixes = ['.js', '', '.cmd']
for (const suffix of suffixes) {
if (existsSync(path.resolve(node_modules, '.bin', `vitest${suffix}`))) {
return sanitizeFilePath(
path.resolve(node_modules, '.bin', `vitest${suffix}`),
)
}
}
}
/**
* if this function return a cmd, then this project is definitely using vitest
* @param projectRoot
* @param settingsVitestCommand - the cmd to use for vitest, set in vscode settings
*/
export function getVitestCommand(
projectRoot: string,
settingsVitestCommand?: string,
): { cmd: string; args: string[] } | undefined {
if (!projectRoot || projectRoot.length < 5)
return
if (settingsVitestCommand && settingsVitestCommand.length > 0) {
const settingsCmdList = settingsVitestCommand.split(' ')
return {
cmd: settingsCmdList[0],
args: settingsCmdList.slice(1) || [],
}
}
const node_modules = path.resolve(projectRoot, 'node_modules')
try {
if (!existsSync(node_modules))
return getVitestCommand(path.dirname(projectRoot))
const suffixes = ['']
if (isWindows)
suffixes.unshift('.cmd', '.CMD')
for (const suffix of suffixes) {
if (existsSync(path.resolve(node_modules, '.bin', `vitest${suffix}`))) {
return {
cmd: path.resolve(node_modules, '.bin', `vitest${suffix}`),
args: [],
}
}
}
if (existsSync(path.resolve(node_modules, 'vitest', 'vitest.mjs'))) {
return {
cmd: 'node',
args: [
sanitizeFilePath(path.resolve(node_modules, 'vitest', 'vitest.mjs')),
],
}
}
return getVitestCommand(path.dirname(projectRoot))
}
catch (e) {
console.error(e)
}
}
export interface Cmd {
cmd: string
args: string[]
}
/**
* Try to extract a vitest version from the output of the command
*
* @returns the version, or undefined if not found
*/
export async function spawnVitestVersion(command: string, args: string[], env?: Record<string, string | undefined>, cwd?: string): Promise<string | undefined> {
log.info(`Trying to get vitest version from ${command} ${args.join(' ')}...`)
if (cwd && cwd.length > 0)
log.info(`Running command in directory: ${cwd}`)
const child = spawn(command, args, {
stdio: ['ignore', 'pipe', 'pipe'],
shell: isWindows,
cwd,
env,
})
child.on('error', () => {
log.info('Command not found')
})
for await (const line of chunksToLinesAsync(child.stdout)) {
child.kill()
log.info(line)
const match = line.match(/vitest\/(\d+.\d+.\d+)/)
if (match && match.length > 0)
return match[1]
}
}
/**
* Try to detect the vitest version by first spawning the command directly, then by spawning the command with the
* execPath of the current Node process (useful when using a Node installed by a version manager such as nvm).
*
* @see https://github.com/electron/electron/issues/3627#issuecomment-793052457
* @returns the version
* @throws an error if the version cannot be detected
*/
export async function detectVitestVersion(command: string, args: string[], envs: Record<string, string | undefined>, cwd?: string): Promise<string > {
// Try to spawn the command directly
const version = await spawnVitestVersion(command, args, envs, cwd)
if (version !== undefined)
return version
// When using a Node installed by a version manager, we need to pass the execPath to spawn
const versionExecPath = await spawnVitestVersion(process.execPath, [command, ...args], envs, cwd)
if (versionExecPath !== undefined)
return versionExecPath
throw new Error('Cannot get vitest version. Please open an issue at https://github.com/vitest-dev/vscode/issues and join the logs above.')
}
export async function getVitestVersion(
vitestCommand?: Cmd,
env?: Record<string, string | undefined>,
cwd?: string,
): Promise<string | undefined> {
const envs = { ...process.env, ...env }
if (vitestCommand == null)
return await detectVitestVersion('npx', ['vitest', '-v'], envs, cwd)
return await detectVitestVersion(vitestCommand.cmd, [...vitestCommand.args, '-v'], envs, cwd)
}
export function isNodeAvailable(
env?: Record<string, string>,
): Promise<boolean> {
const child = spawn('node', {
env: { ...process.env, ...env },
})
return new Promise((resolve) => {
child.on('error', () => resolve(false))
setTimeout(() => {
resolve(true)
child.kill()
}, 1000)
})
}
function capitalizeDriveLetter(path: string) {
if (path.match(/^[a-zA-Z]:/))
return path.charAt(0).toUpperCase() + path.slice(1)
return path
}
const replaceDoubleSlashes = (string: string) => string.replace(/\\/g, '/')
export function sanitizeFilePath(path: string) {
if (isWindows)
return replaceDoubleSlashes(capitalizeDriveLetter(path))
return path
}
export function filterColorFormatOutput(s: string): string {
// eslint-disable-next-line no-control-regex
return s.replace(/\u001B\[\d+m/g, '')
}
export function execWithLog(
command: string,
args: string[],
options: Partial<SpawnOptionsWithStdioTuple<StdioNull, StdioPipe, StdioPipe>> =
{},
log?: (s: string) => void,
error?: (s: string) => void,
) {
const child = spawn(command, args, {
stdio: ['ignore', 'pipe', 'pipe'],
shell: isWindows,
// https://nodejs.org/api/child_process.html#child_process_options_detached
detached: process.platform !== 'win32',
...options,
})
const promise = Promise.allSettled([
(async () => {
for await (
const line of chunksToLinesAsync(child.stdout)
) {
if (log)
log(line)
}
})(),
(async () => {
for await (
const line of chunksToLinesAsync(child.stderr)
) {
if (error)
error(line)
}
})(),
])
return { child, promise }
}
export function stringToCmd(cmdStr: string): Cmd {
const list = cmdStr.split(' ')
return {
cmd: list[0],
args: list.slice(1),
}
}
export function negate(func: Function): (...args: typeof func.arguments) => Boolean {
return (...args: typeof func.arguments) => !func(...args)
}