Function whichNodeAsync

src/utils/which.ts:4–31

(command: string)

import { execSync_DEPRECATED } from './execSyncWrapper.js'

async function whichNodeAsync(command: string): Promise<string | null> {
  if (process.platform === 'win32') {
    // On Windows, use where.exe and return the first result
    const result = await execa(`where.exe ${command}`, {
      shell: true,
      stderr: 'ignore',
      reject: false,
    })
    if (result.exitCode !== 0 || !result.stdout) {
      return null
    }
    // where.exe returns multiple paths separated by newlines, return the first
    return result.stdout.trim().split(/\r?\n/)[0] || null
  }

  // On POSIX systems (macOS, Linux, WSL), use which
  // Cross-platform safe: Windows is handled above
  // eslint-disable-next-line custom-rules/no-cross-platform-process-issues
  const result = await execa(`which ${command}`, {
    shell: true,
    stderr: 'ignore',
    reject: false,
  })
  if (result.exitCode !== 0 || !result.stdout) {
    return null
  }
  return result.stdout.trim()
}

function whichNodeSync(command: string): string | null {
  if (process.platform === 'win32') {