diff --git a/dist/stdin.d.ts b/dist/stdin.d.ts index 6fb9247..74ebf18 100644 --- a/dist/stdin.d.ts +++ b/dist/stdin.d.ts @@ -1,6 +1,14 @@ import type { StdinData, UsageData } from './types.js'; import type { ModelFormatMode } from './config.js'; -export declare function readStdin(): Promise; +type StdinStream = Pick & { + isTTY?: boolean; +}; +type ReadStdinOptions = { + firstByteTimeoutMs?: number; + idleTimeoutMs?: number; + maxBytes?: number; +}; +export declare function readStdin(stream?: StdinStream, options?: ReadStdinOptions): Promise; export declare function getTotalTokens(stdin: StdinData): number; export declare function getContextPercent(stdin: StdinData): number; export declare function getBufferedPercent(stdin: StdinData): number; @@ -27,4 +35,5 @@ export declare function stripContextSuffix(name: string): string; * short: Strip context suffix AND leading "Claude " prefix (e.g. "Opus 4.6") */ export declare function formatModelName(name: string, format?: ModelFormatMode, override?: string): string; +export {}; //# sourceMappingURL=stdin.d.ts.map \ No newline at end of file diff --git a/dist/stdin.d.ts.map b/dist/stdin.d.ts.map index 2a7149a..1a43988 100644 --- a/dist/stdin.d.ts.map +++ b/dist/stdin.d.ts.map @@ -1 +1 @@ -{"version":3,"file":"stdin.d.ts","sourceRoot":"","sources":["../src/stdin.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,EAAE,SAAS,EAAE,SAAS,EAAE,MAAM,YAAY,CAAC;AACvD,OAAO,KAAK,EAAE,eAAe,EAAE,MAAM,aAAa,CAAC;AAGnD,wBAAsB,SAAS,IAAI,OAAO,CAAC,SAAS,GAAG,IAAI,CAAC,CAoB3D;AAED,wBAAgB,cAAc,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,CAOvD;AAcD,wBAAgB,iBAAiB,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,CAe1D;AAED,wBAAgB,kBAAkB,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,CAyB3D;AAED,wBAAgB,YAAY,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,CAarD;AAED,wBAAgB,gBAAgB,CAAC,OAAO,CAAC,EAAE,MAAM,GAAG,OAAO,CAM1D;AAED,wBAAgB,gBAAgB,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,GAAG,IAAI,CAKhE;AAkBD,wBAAgB,iBAAiB,CAAC,KAAK,EAAE,SAAS,GAAG,SAAS,GAAG,IAAI,CAkBpE;AAED;;;;;;GAMG;AACH,wBAAgB,kBAAkB,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,CAEvD;AAED;;;;;;;;;GASG;AACH,wBAAgB,eAAe,CAAC,IAAI,EAAE,MAAM,EAAE,MAAM,CAAC,EAAE,eAAe,EAAE,QAAQ,CAAC,EAAE,MAAM,GAAG,MAAM,CAgBjG"} \ No newline at end of file +{"version":3,"file":"stdin.d.ts","sourceRoot":"","sources":["../src/stdin.ts"],"names":[],"mappings":"AAAA,OAAO,KAAK,EAAE,SAAS,EAAE,SAAS,EAAE,MAAM,YAAY,CAAC;AACvD,OAAO,KAAK,EAAE,eAAe,EAAE,MAAM,aAAa,CAAC;AAGnD,KAAK,WAAW,GAAG,IAAI,CAAC,MAAM,CAAC,UAAU,EAAE,aAAa,GAAG,IAAI,GAAG,KAAK,GAAG,OAAO,CAAC,GAAG;IACnF,KAAK,CAAC,EAAE,OAAO,CAAC;CACjB,CAAC;AAEF,KAAK,gBAAgB,GAAG;IACtB,kBAAkB,CAAC,EAAE,MAAM,CAAC;IAC5B,aAAa,CAAC,EAAE,MAAM,CAAC;IACvB,QAAQ,CAAC,EAAE,MAAM,CAAC;CACnB,CAAC;AAMF,wBAAsB,SAAS,CAC7B,MAAM,GAAE,WAA2B,EACnC,OAAO,GAAE,gBAAqB,GAC7B,OAAO,CAAC,SAAS,GAAG,IAAI,CAAC,CA8G3B;AAED,wBAAgB,cAAc,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,CAOvD;AAcD,wBAAgB,iBAAiB,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,CAe1D;AAED,wBAAgB,kBAAkB,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,CAyB3D;AAED,wBAAgB,YAAY,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,CAarD;AAED,wBAAgB,gBAAgB,CAAC,OAAO,CAAC,EAAE,MAAM,GAAG,OAAO,CAM1D;AAED,wBAAgB,gBAAgB,CAAC,KAAK,EAAE,SAAS,GAAG,MAAM,GAAG,IAAI,CAKhE;AAkBD,wBAAgB,iBAAiB,CAAC,KAAK,EAAE,SAAS,GAAG,SAAS,GAAG,IAAI,CAkBpE;AAED;;;;;;GAMG;AACH,wBAAgB,kBAAkB,CAAC,IAAI,EAAE,MAAM,GAAG,MAAM,CAEvD;AAED;;;;;;;;;GASG;AACH,wBAAgB,eAAe,CAAC,IAAI,EAAE,MAAM,EAAE,MAAM,CAAC,EAAE,eAAe,EAAE,QAAQ,CAAC,EAAE,MAAM,GAAG,MAAM,CAgBjG"} \ No newline at end of file diff --git a/dist/stdin.js b/dist/stdin.js index 550bc32..a57495b 100644 --- a/dist/stdin.js +++ b/dist/stdin.js @@ -1,23 +1,103 @@ import { AUTOCOMPACT_BUFFER_PERCENT } from './constants.js'; -export async function readStdin() { - if (process.stdin.isTTY) { +const DEFAULT_FIRST_BYTE_TIMEOUT_MS = 250; +const DEFAULT_IDLE_TIMEOUT_MS = 30; +const DEFAULT_MAX_STDIN_BYTES = 256 * 1024; +export async function readStdin(stream = process.stdin, options = {}) { + if (stream.isTTY) { return null; } - const chunks = []; + const firstByteTimeoutMs = options.firstByteTimeoutMs ?? DEFAULT_FIRST_BYTE_TIMEOUT_MS; + const idleTimeoutMs = options.idleTimeoutMs ?? DEFAULT_IDLE_TIMEOUT_MS; + const maxBytes = options.maxBytes ?? DEFAULT_MAX_STDIN_BYTES; try { - process.stdin.setEncoding('utf8'); - for await (const chunk of process.stdin) { - chunks.push(chunk); - } - const raw = chunks.join(''); - if (!raw.trim()) { - return null; - } - return JSON.parse(raw); + stream.setEncoding('utf8'); } catch { return null; } + return await new Promise((resolve) => { + let raw = ''; + let settled = false; + let sawData = false; + let firstByteTimer; + let idleTimer; + const cleanup = () => { + if (firstByteTimer) { + clearTimeout(firstByteTimer); + firstByteTimer = undefined; + } + if (idleTimer) { + clearTimeout(idleTimer); + idleTimer = undefined; + } + stream.off('data', onData); + stream.off('end', onEnd); + stream.off('error', onError); + stream.pause(); + }; + const finish = (value) => { + if (settled) { + return; + } + settled = true; + cleanup(); + resolve(value); + }; + const tryParse = () => { + const trimmed = raw.trim(); + if (!trimmed) { + return null; + } + try { + return JSON.parse(trimmed); + } + catch { + return undefined; + } + }; + const scheduleIdleParse = () => { + if (idleTimer) { + clearTimeout(idleTimer); + } + idleTimer = setTimeout(() => { + const parsed = tryParse(); + finish(parsed ?? null); + }, idleTimeoutMs); + }; + const onData = (chunk) => { + sawData = true; + if (firstByteTimer) { + clearTimeout(firstByteTimer); + firstByteTimer = undefined; + } + raw += String(chunk); + if (Buffer.byteLength(raw, 'utf8') > maxBytes) { + finish(null); + return; + } + const parsed = tryParse(); + if (parsed !== undefined) { + finish(parsed); + return; + } + scheduleIdleParse(); + }; + const onEnd = () => { + const parsed = tryParse(); + finish(parsed ?? null); + }; + const onError = () => { + finish(null); + }; + firstByteTimer = setTimeout(() => { + if (!sawData) { + finish(null); + } + }, firstByteTimeoutMs); + stream.on('data', onData); + stream.on('end', onEnd); + stream.on('error', onError); + }); } export function getTotalTokens(stdin) { const usage = 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