Mplan
42e0fafaab
- New CLI argument parser supporting subcommands, short/long flags, flag values, positional args, aliases, and --help per command - TTY detection via fstatSync (Bun compat: process.stdin.isTTY is undefined in Bun 1.3.x) - Extended types: CommitResult, StreamCallbacks
37 lines
892 B
TypeScript
37 lines
892 B
TypeScript
// TTY detection for Bun compatibility.
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// Bun does not set process.stdin.isTTY, so we use fs.fstatSync.
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import { fstatSync } from "node:fs";
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let _stdinTTY: boolean | null = null;
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export function initTTY(): void {
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if (_stdinTTY !== null) return;
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try {
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// fd 0 = stdin. On Unix, a TTY is a character device.
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const stat = fstatSync(0);
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_stdinTTY = stat.isCharacterDevice();
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} catch {
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_stdinTTY = false;
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}
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}
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export function isStdinTTY(): boolean {
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if (_stdinTTY === null) initTTY();
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return _stdinTTY!;
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}
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export function isStdoutTTY(): boolean {
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// Use a heuristic for stdout — check if we're in a terminal
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if (process.env.TERM || process.env.TERM_PROGRAM) return true;
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if (process.env.NO_COLOR) return false;
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// Try fstat on fd 1 (stdout)
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try {
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const stat = fstatSync(1);
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return stat.isCharacterDevice();
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} catch {
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return false;
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}
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}
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