Function resolveShellCommand

src/process-platform.ts:35–57

(
  command: string,
  platform: NodeJS.Platform = process.platform,
  environment: NodeJS.ProcessEnv = process.env,
)

const POSIX_SHELLS = new Set(["ash", "dash", "sh"]);

export function resolveShellCommand(
  command: string,
  platform: NodeJS.Platform = process.platform,
  environment: NodeJS.ProcessEnv = process.env,
): ShellCommand {
  if (platform === "win32") {
    return {
      executable: environment.ComSpec ?? environment.COMSPEC ?? "cmd.exe",
      args: ["/d", "/s", "/c", command],
    };
  }

  const configuredShell = environment.SHELL;
  const shellName = configuredShell ? basename(configuredShell) : "";
  if (configuredShell && LOGIN_SHELLS.has(shellName)) {
    return { executable: configuredShell, args: ["-lc", command] };
  }
  if (configuredShell && POSIX_SHELLS.has(shellName)) {
    return { executable: configuredShell, args: ["-c", command] };
  }

  return { executable: "/bin/sh", args: ["-c", command] };
}

export function terminateProcessTree(
  child: KillableProcess,