{"version":3,"file":"lsp-diagnostics.d.ts","sourceRoot":"","sources":["../../../src/watchdog/lsp-diagnostics.ts"],"names":[],"mappings":"AAKA,OAAO,KAAK,EACX,iBAAiB,EAGjB,iBAAiB,EACjB,eAAe,EACf,MAAM,YAAY,CAAC;AACpB,MAAM,WAAW,kBAAkB;IAClC,GAAG,EAAE,MAAM,CAAC;IACZ,IAAI,EAAE,MAAM,CAAC;IACb,YAAY,EAAE,MAAM,EAAE,CAAC;IACvB,MAAM,EAAE,iBAAiB,CAAC;IAC1B,MAAM,CAAC,EAAE,WAAW,CAAC;CACrB;AACD,MAAM,MAAM,8BAA8B,GAAG,CAC5C,OAAO,EAAE,kBAAkB,KACvB,OAAO,CAAC,iBAAiB,CAAC,GAAG,iBAAiB,CAAC;AAuJpD,qBAAa,4BAA4B;IACxC,OAAO,CAAC,QAAQ,CAAC,IAAI,CAAkC;IAEvD,KAAK,IAAI,IAAI,CAEZ;IAED,MAAM,CAAC,MAAM,EAAE,iBAAiB,GAAG,iBAAiB,CAkBnD;CACD;AAOD,wBAAgB,iCAAiC,CAAC,MAAM,EAAE,iBAAiB,GAAG,MAAM,CAMnF;AAED,wBAAgB,iCAAiC,CAAC,MAAM,EAAE,iBAAiB,GAAG,eAAe,GAAG,SAAS,CAoBxG;AA6RD,wBAAsB,6BAA6B,CAAC,OAAO,EAAE,kBAAkB,GAAG,OAAO,CAAC,iBAAiB,CAAC,CA6C3G","sourcesContent":["import { type ChildProcessWithoutNullStreams, spawn } from \"node:child_process\";\nimport { createHash } from \"node:crypto\";\nimport * as fs from \"node:fs\";\nimport * as path from \"node:path\";\nimport { pathToFileURL } from \"node:url\";\nimport type {\n\tWatchdogLspConfig,\n\tWatchdogLspDiagnostic,\n\tWatchdogLspDiagnosticSeverity,\n\tWatchdogLspResult,\n\tWatchdogWarning,\n} from \"./types.ts\";\nexport interface WatchdogLspRequest {\n\tcwd: string;\n\troot: string;\n\tchangedPaths: string[];\n\tconfig: WatchdogLspConfig;\n\tsignal?: AbortSignal;\n}\nexport type WatchdogLspDiagnosticsFunction = (\n\trequest: WatchdogLspRequest,\n) => Promise<WatchdogLspResult> | WatchdogLspResult;\ninterface TargetFile {\n\trelPath: string;\n\tabsPath: string;\n\turi: string;\n\tlanguageId: string;\n}\ninterface LspCommand {\n\tcommand: string;\n\targs: string[];\n\tlabel: string;\n}\ntype JsonRpcId = number | string;\ntype JsonRpcMessage = {\n\tjsonrpc?: string;\n\tid?: JsonRpcId | null;\n\tmethod?: string;\n\tparams?: unknown;\n\tresult?: unknown;\n\terror?: { message?: string; code?: number };\n};\ntype LspDiagnostic = {\n\trange?: {\n\t\tstart?: { line?: number; character?: number };\n\t};\n\tseverity?: number;\n\tcode?: string | number;\n\tsource?: string;\n\tmessage?: string;\n};\nconst TS_JS_EXTENSIONS = new Map<string, string>([\n\t[\".ts\", \"typescript\"],\n\t[\".tsx\", \"typescriptreact\"],\n\t[\".mts\", \"typescript\"],\n\t[\".cts\", \"typescript\"],\n\t[\".js\", \"javascript\"],\n\t[\".jsx\", \"javascriptreact\"],\n\t[\".mjs\", \"javascript\"],\n\t[\".cjs\", \"javascript\"],\n]);\nconst PROVIDER_NAME = \"typescript-language-server\";\nconst MAX_MESSAGE_LENGTH = 500;\nconst MAX_STDERR_LENGTH = 2_000;\nconst SHUTDOWN_TIMEOUT_MS = 250;\nfunction normalizeRelPath(value: string): string {\n\treturn value.replaceAll(path.sep, \"/\").replace(/^\\.\\//, \"\");\n}\nfunction isPathInsideRoot(absPath: string, root: string): boolean {\n\tconst rel = path.relative(root, absPath);\n\treturn rel === \"\" || (!rel.startsWith(\"..\") && !path.isAbsolute(rel));\n}\nfunction languageIdForPath(filePath: string): string | undefined {\n\treturn TS_JS_EXTENSIONS.get(path.extname(filePath).toLowerCase());\n}\n\nfunction trimDiagnosticMessage(message: string): string {\n\tconst normalized = message.replace(/\\s+/g, \" \").trim();\n\treturn normalized.length > MAX_MESSAGE_LENGTH ? `${normalized.slice(0, MAX_MESSAGE_LENGTH - 1)}…` : normalized;\n}\n\nfunction severityFromLsp(value: number | undefined): WatchdogLspDiagnosticSeverity {\n\tif (value === 1) return \"error\";\n\tif (value === 2) return \"warning\";\n\tif (value === 3) return \"info\";\n\treturn \"hint\";\n}\n\nfunction pathExecutable(filePath: string): boolean {\n\ttry {\n\t\tconst stat = fs.statSync(filePath);\n\t\tif (!stat.isFile()) return false;\n\t\tif (process.platform === \"win32\") return true;\n\t\tfs.accessSync(filePath, fs.constants.X_OK);\n\t\treturn true;\n\t} catch {\n\t\treturn false;\n\t}\n}\n\nfunction pathExecutableNames(name: string): string[] {\n\tif (process.platform !== \"win32\") return [name];\n\tconst extensions = (process.env.PATHEXT ?? \".EXE;.CMD;.BAT\").split(\";\").filter(Boolean);\n\treturn [\n\t\tname,\n\t\t...extensions.map((ext) => `${name}${ext.toLowerCase()}`),\n\t\t...extensions.map((ext) => `${name}${ext.toUpperCase()}`),\n\t];\n}\n\nfunction resolveTypeScriptLanguageServer(root: string): LspCommand | undefined {\n\tfor (const name of pathExecutableNames(PROVIDER_NAME)) {\n\t\tconst local = path.join(root, \"node_modules\", \".bin\", name);\n\t\tif (pathExecutable(local)) return { command: local, args: [\"--stdio\"], label: `${PROVIDER_NAME} (project)` };\n\t}\n\tfor (const dir of (process.env.PATH ?? \"\").split(path.delimiter).filter(Boolean)) {\n\t\tfor (const name of pathExecutableNames(PROVIDER_NAME)) {\n\t\t\tconst candidate = path.join(dir, name);\n\t\t\tif (pathExecutable(candidate)) return { command: candidate, args: [\"--stdio\"], label: PROVIDER_NAME };\n\t\t}\n\t}\n\treturn undefined;\n}\n\nfunction collectTargetFiles(\n\troot: string,\n\tchangedPaths: string[],\n\tmaxFiles: number,\n): { targets: TargetFile[]; skippedPaths: string[] } {\n\tconst targets: TargetFile[] = [];\n\tconst skippedPaths: string[] = [];\n\tfor (const changedPath of changedPaths) {\n\t\tconst relPath = normalizeRelPath(changedPath);\n\t\tconst absPath = path.resolve(root, relPath);\n\t\tconst languageId = languageIdForPath(absPath);\n\t\tif (!languageId || !isPathInsideRoot(absPath, root)) {\n\t\t\tskippedPaths.push(relPath);\n\t\t\tcontinue;\n\t\t}\n\t\tlet stat: fs.Stats;\n\t\ttry {\n\t\t\tstat = fs.statSync(absPath);\n\t\t} catch (error) {\n\t\t\tif ((error as NodeJS.ErrnoException).code === \"ENOENT\") {\n\t\t\t\tskippedPaths.push(relPath);\n\t\t\t\tcontinue;\n\t\t\t}\n\t\t\tthrow error;\n\t\t}\n\t\tif (!stat.isFile()) {\n\t\t\tskippedPaths.push(relPath);\n\t\t\tcontinue;\n\t\t}\n\t\tif (targets.length >= maxFiles) {\n\t\t\tskippedPaths.push(relPath);\n\t\t\tcontinue;\n\t\t}\n\t\ttargets.push({ relPath, absPath, uri: pathToFileURL(absPath).href, languageId });\n\t}\n\treturn { targets, skippedPaths };\n}\n\nfunction diagnosticIdentity(diagnostic: WatchdogLspDiagnostic): string {\n\treturn createHash(\"sha256\")\n\t\t.update(\n\t\t\t[diagnostic.path, diagnostic.severity, diagnostic.source, diagnostic.code ?? \"\", diagnostic.message].join(\n\t\t\t\t\"\\n\",\n\t\t\t),\n\t\t)\n\t\t.digest(\"hex\");\n}\n\nexport class WatchdogLspDiagnosticsLedger {\n\tprivate readonly seen = new Map<string, Set<string>>();\n\n\treset(): void {\n\t\tthis.seen.clear();\n\t}\n\n\treduce(result: WatchdogLspResult): WatchdogLspResult {\n\t\tif (result.status === \"disabled\" || result.status === \"unavailable\" || result.status === \"failed\") return result;\n\t\tconst currentByPath = new Map<string, Set<string>>();\n\t\tconst fresh: WatchdogLspDiagnostic[] = [];\n\t\tfor (const diagnostic of result.diagnostics) {\n\t\t\tconst identity = diagnosticIdentity(diagnostic);\n\t\t\tconst current = currentByPath.get(diagnostic.path) ?? new Set<string>();\n\t\t\tcurrent.add(identity);\n\t\t\tcurrentByPath.set(diagnostic.path, current);\n\t\t\tif (!this.seen.get(diagnostic.path)?.has(identity)) fresh.push(diagnostic);\n\t\t}\n\t\tfor (const [filePath, identities] of currentByPath) this.seen.set(filePath, identities);\n\t\tif (result.status === \"ok\") {\n\t\t\tfor (const checkedPath of result.checkedPaths) {\n\t\t\t\tif (!currentByPath.has(checkedPath)) this.seen.delete(checkedPath);\n\t\t\t}\n\t\t}\n\t\treturn { ...result, diagnostics: fresh };\n\t}\n}\n\nfunction formatDiagnostic(diagnostic: WatchdogLspDiagnostic): string {\n\tconst code = diagnostic.code ? ` ${diagnostic.code}` : \"\";\n\treturn `${diagnostic.path}:${diagnostic.line}:${diagnostic.column} ${diagnostic.severity}${code} ${diagnostic.source}: ${diagnostic.message}`;\n}\n\nexport function formatWatchdogLspDiagnosticsBlock(result: WatchdogLspResult): string {\n\tconst actionable = result.diagnostics.filter(\n\t\t(diagnostic) => diagnostic.severity === \"error\" || diagnostic.severity === \"warning\",\n\t);\n\tif (!actionable.length) return \"\";\n\treturn [\"LSP diagnostics:\", ...actionable.map((diagnostic) => `- ${formatDiagnostic(diagnostic)}`)].join(\"\\n\");\n}\n\nexport function watchdogWarningFromLspDiagnostics(result: WatchdogLspResult): WatchdogWarning | undefined {\n\tconst actionable = result.diagnostics.filter(\n\t\t(diagnostic) => diagnostic.severity === \"error\" || diagnostic.severity === \"warning\",\n\t);\n\tif (!actionable.length) return undefined;\n\tconst errors = actionable.filter((diagnostic) => diagnostic.severity === \"error\");\n\tconst severity = errors.length ? \"blocker\" : \"concern\";\n\tconst primary = errors[0] ?? actionable[0]!;\n\tconst count = errors.length || actionable.length;\n\tconst kind = errors.length ? \"error\" : \"warning\";\n\tconst evidence = actionable.slice(0, 5).map(formatDiagnostic).join(\"\\n\");\n\treturn {\n\t\tseverity,\n\t\tcategory: \"correctness\",\n\t\tconfidence: \"high\",\n\t\tsource: \"lsp\",\n\t\tsummary: `LSP found ${count} ${kind}${count === 1 ? \"\" : \"s\"} in changed ${count === 1 ? \"file\" : \"files\"}.`,\n\t\tevidence: evidence || formatDiagnostic(primary),\n\t\trecommendedAction: \"Fix the reported diagnostics or explain why they are expected before accepting the change.\",\n\t};\n}\n\nfunction withTimeout<T>(promise: Promise<T>, timeoutMs: number, message: string, signal?: AbortSignal): Promise<T> {\n\tif (signal?.aborted) return Promise.reject(new Error(\"aborted\"));\n\tlet timer: ReturnType<typeof setTimeout> | undefined;\n\treturn new Promise((resolve, reject) => {\n\t\tconst onAbort = () => {\n\t\t\tif (timer) clearTimeout(timer);\n\t\t\treject(new Error(\"aborted\"));\n\t\t};\n\t\ttimer = setTimeout(() => {\n\t\t\tsignal?.removeEventListener(\"abort\", onAbort);\n\t\t\treject(new Error(message));\n\t\t}, timeoutMs);\n\t\tsignal?.addEventListener(\"abort\", onAbort, { once: true });\n\t\tpromise.then(\n\t\t\t(value) => {\n\t\t\t\tif (timer) clearTimeout(timer);\n\t\t\t\tsignal?.removeEventListener(\"abort\", onAbort);\n\t\t\t\tresolve(value);\n\t\t\t},\n\t\t\t(error: unknown) => {\n\t\t\t\tif (timer) clearTimeout(timer);\n\t\t\t\tsignal?.removeEventListener(\"abort\", onAbort);\n\t\t\t\treject(error);\n\t\t\t},\n\t\t);\n\t});\n}\n\nclass JsonRpcLspClient {\n\tprivate nextId = 1;\n\tprivate stdoutBuffer = Buffer.alloc(0);\n\tprivate readonly pending = new Map<JsonRpcId, { resolve(value: unknown): void; reject(error: Error): void }>();\n\treadonly diagnostics = new Map<string, LspDiagnostic[]>();\n\tprivate readonly child: ChildProcessWithoutNullStreams;\n\tprivate stderr = \"\";\n\tprivate exited = false;\n\tprivate terminating = false;\n\tprivate readonly exitWaiters: Array<() => void> = [];\n\n\tconstructor(child: ChildProcessWithoutNullStreams) {\n\t\tthis.child = child;\n\t\tchild.stdout.on(\"data\", (chunk: Buffer) => this.handleStdout(chunk));\n\t\tchild.stderr.on(\"data\", (chunk: Buffer) => {\n\t\t\tthis.stderr = `${this.stderr}${chunk.toString(\"utf-8\")}`.slice(-MAX_STDERR_LENGTH);\n\t\t});\n\t\tchild.on(\"error\", (error) => {\n\t\t\tthis.exited = true;\n\t\t\tthis.rejectPending(error);\n\t\t\tthis.resolveExitWaiters();\n\t\t});\n\t\tchild.on(\"exit\", (code, signal) => {\n\t\t\tthis.exited = true;\n\t\t\tthis.rejectPending(\n\t\t\t\tnew Error(\n\t\t\t\t\t`language server exited${code === null ? \"\" : ` with code ${code}`}${signal ? ` signal ${signal}` : \"\"}`,\n\t\t\t\t),\n\t\t\t);\n\t\t\tthis.resolveExitWaiters();\n\t\t});\n\t}\n\n\trequest(method: string, params: unknown, timeoutMs: number, signal?: AbortSignal): Promise<unknown> {\n\t\tconst id = this.nextId++;\n\t\tconst promise = new Promise<unknown>((resolve, reject) => {\n\t\t\tthis.pending.set(id, { resolve, reject });\n\t\t\tthis.send({ jsonrpc: \"2.0\", id, method, params });\n\t\t});\n\t\treturn withTimeout(promise, timeoutMs, `${method} timed out`, signal);\n\t}\n\n\tnotify(method: string, params: unknown): void {\n\t\tthis.send({ jsonrpc: \"2.0\", method, params });\n\t}\n\n\tasync shutdown(): Promise<void> {\n\t\tif (this.exited) return;\n\t\tif (!this.terminating) {\n\t\t\ttry {\n\t\t\t\tawait this.request(\"shutdown\", null, SHUTDOWN_TIMEOUT_MS);\n\t\t\t\tthis.notify(\"exit\", null);\n\t\t\t} catch {\n\t\t\t\tthis.kill();\n\t\t\t}\n\t\t}\n\t\tawait this.waitForExit(SHUTDOWN_TIMEOUT_MS);\n\t}\n\n\tkill(): void {\n\t\tif (this.exited || this.terminating) return;\n\t\tthis.terminating = true;\n\t\tthis.child.kill(\"SIGTERM\");\n\t}\n\n\tstderrTail(): string {\n\t\treturn this.stderr.trim();\n\t}\n\n\tprivate send(payload: JsonRpcMessage): void {\n\t\tif (this.exited) throw new Error(\"language server already exited\");\n\t\tconst body = JSON.stringify(payload);\n\t\tthis.child.stdin.write(`Content-Length: ${Buffer.byteLength(body, \"utf-8\")}\\r\\n\\r\\n${body}`);\n\t}\n\n\tprivate handleStdout(chunk: Buffer): void {\n\t\tthis.stdoutBuffer = Buffer.concat([this.stdoutBuffer, chunk]);\n\t\twhile (true) {\n\t\t\tconst headerEnd = this.stdoutBuffer.indexOf(\"\\r\\n\\r\\n\");\n\t\t\tif (headerEnd === -1) return;\n\t\t\tconst header = this.stdoutBuffer.slice(0, headerEnd).toString(\"utf-8\");\n\t\t\tconst match = header.match(/content-length:\\s*(\\d+)/i);\n\t\t\tif (!match) {\n\t\t\t\tthis.stdoutBuffer = this.stdoutBuffer.slice(headerEnd + 4);\n\t\t\t\tcontinue;\n\t\t\t}\n\t\t\tconst length = Number(match[1]);\n\t\t\tconst bodyStart = headerEnd + 4;\n\t\t\tconst bodyEnd = bodyStart + length;\n\t\t\tif (this.stdoutBuffer.length < bodyEnd) return;\n\t\t\tconst body = this.stdoutBuffer.slice(bodyStart, bodyEnd).toString(\"utf-8\");\n\t\t\tthis.stdoutBuffer = this.stdoutBuffer.slice(bodyEnd);\n\t\t\ttry {\n\t\t\t\tthis.handleMessage(JSON.parse(body) as JsonRpcMessage);\n\t\t\t} catch (error) {\n\t\t\t\tconst message = error instanceof Error ? error.message : String(error);\n\t\t\t\tthis.failProtocol(new Error(`Invalid LSP JSON-RPC response: ${message}`));\n\t\t\t\treturn;\n\t\t\t}\n\t\t}\n\t}\n\n\tprivate handleMessage(message: JsonRpcMessage): void {\n\t\tif (message.method === \"textDocument/publishDiagnostics\") {\n\t\t\tconst params = message.params as { uri?: unknown; diagnostics?: unknown } | undefined;\n\t\t\tif (typeof params?.uri === \"string\" && Array.isArray(params.diagnostics)) {\n\t\t\t\tthis.diagnostics.set(params.uri, params.diagnostics as LspDiagnostic[]);\n\t\t\t}\n\t\t\treturn;\n\t\t}\n\t\tif (message.id === undefined || message.id === null) return;\n\t\tconst pending = this.pending.get(message.id);\n\t\tif (!pending) return;\n\t\tthis.pending.delete(message.id);\n\t\tif (message.error) {\n\t\t\tpending.reject(new Error(message.error.message || `LSP request ${message.id} failed`));\n\t\t} else {\n\t\t\tpending.resolve(message.result);\n\t\t}\n\t}\n\n\tprivate failProtocol(error: Error): void {\n\t\tif (this.exited) return;\n\t\tthis.rejectPending(error);\n\t\tthis.kill();\n\t}\n\n\tprivate waitForExit(timeoutMs: number): Promise<void> {\n\t\tif (this.exited) return Promise.resolve();\n\t\treturn new Promise((resolve) => {\n\t\t\tconst timer = setTimeout(resolve, timeoutMs);\n\t\t\tthis.exitWaiters.push(() => {\n\t\t\t\tclearTimeout(timer);\n\t\t\t\tresolve();\n\t\t\t});\n\t\t});\n\t}\n\n\tprivate resolveExitWaiters(): void {\n\t\tfor (const resolve of this.exitWaiters.splice(0)) resolve();\n\t}\n\n\tprivate rejectPending(error: Error): void {\n\t\tfor (const pending of this.pending.values()) pending.reject(error);\n\t\tthis.pending.clear();\n\t}\n}\n\nfunction convertDiagnostics(target: TargetFile, diagnostics: LspDiagnostic[]): WatchdogLspDiagnostic[] {\n\treturn diagnostics\n\t\t.filter((diagnostic) => typeof diagnostic.message === \"string\" && diagnostic.range?.start)\n\t\t.map((diagnostic) => ({\n\t\t\tpath: target.relPath,\n\t\t\tline: Math.max(1, (diagnostic.range?.start?.line ?? 0) + 1),\n\t\t\tcolumn: Math.max(1, (diagnostic.range?.start?.character ?? 0) + 1),\n\t\t\tseverity: severityFromLsp(diagnostic.severity),\n\t\t\tsource: diagnostic.source || PROVIDER_NAME,\n\t\t\t...(diagnostic.code !== undefined ? { code: String(diagnostic.code) } : {}),\n\t\t\tmessage: trimDiagnosticMessage(diagnostic.message ?? \"\"),\n\t\t}));\n}\n\nfunction initializeParams(root: string): unknown {\n\tconst rootUri = pathToFileURL(root).href;\n\treturn {\n\t\tprocessId: process.pid,\n\t\trootUri,\n\t\tcapabilities: {\n\t\t\ttextDocument: {\n\t\t\t\tpublishDiagnostics: { relatedInformation: false, versionSupport: true },\n\t\t\t},\n\t\t\tworkspace: { configuration: false, workspaceFolders: true },\n\t\t},\n\t\tworkspaceFolders: [{ uri: rootUri, name: path.basename(root) || \"workspace\" }],\n\t};\n}\n\nasync function waitForDiagnostics(\n\tclient: JsonRpcLspClient,\n\ttargets: TargetFile[],\n\ttimeoutMs: number,\n\tsignal?: AbortSignal,\n): Promise<boolean> {\n\tconst started = Date.now();\n\twhile (!signal?.aborted && Date.now() - started < timeoutMs) {\n\t\tif (targets.every((target) => client.diagnostics.has(target.uri))) return true;\n\t\tawait new Promise((resolve) =>\n\t\t\tsetTimeout(resolve, Math.min(50, Math.max(1, timeoutMs - (Date.now() - started)))),\n\t\t);\n\t}\n\treturn targets.every((target) => client.diagnostics.has(target.uri));\n}\n\nasync function collectWithTypeScriptLanguageServer(input: {\n\troot: string;\n\ttargets: TargetFile[];\n\tskippedPaths: string[];\n\tcommand: LspCommand;\n\tconfig: WatchdogLspConfig;\n\tsignal?: AbortSignal;\n}): Promise<WatchdogLspResult> {\n\tconst started = Date.now();\n\tconst child = spawn(input.command.command, input.command.args, {\n\t\tcwd: input.root,\n\t\tstdio: \"pipe\",\n\t\tenv: { ...process.env, NO_COLOR: \"1\", NODE_TEST_CONTEXT: undefined },\n\t\tshell: process.platform === \"win32\" && /\\.(cmd|bat)$/i.test(input.command.command),\n\t});\n\tconst client = new JsonRpcLspClient(child);\n\tconst remaining = () => Math.max(1, input.config.timeoutMs - (Date.now() - started));\n\tconst abort = () => client.kill();\n\tinput.signal?.addEventListener(\"abort\", abort, { once: true });\n\ttry {\n\t\tawait client.request(\"initialize\", initializeParams(input.root), remaining(), input.signal);\n\t\tclient.notify(\"initialized\", {});\n\t\tfor (const target of input.targets) {\n\t\t\tconst text = fs.readFileSync(target.absPath, \"utf-8\");\n\t\t\tclient.notify(\"textDocument/didOpen\", {\n\t\t\t\ttextDocument: { uri: target.uri, languageId: target.languageId, version: 1, text },\n\t\t\t});\n\t\t\tclient.notify(\"textDocument/didSave\", {\n\t\t\t\ttextDocument: { uri: target.uri },\n\t\t\t\ttext,\n\t\t\t});\n\t\t}\n\t\tconst complete = await waitForDiagnostics(client, input.targets, remaining(), input.signal);\n\t\tconst diagnostics = input.targets\n\t\t\t.flatMap((target) => convertDiagnostics(target, client.diagnostics.get(target.uri) ?? []))\n\t\t\t.slice(0, input.config.maxDiagnostics);\n\t\treturn {\n\t\t\tstatus: complete ? \"ok\" : \"timeout\",\n\t\t\tprovider: input.command.label,\n\t\t\tcheckedPaths: input.targets.map((target) => target.relPath),\n\t\t\tskippedPaths: input.skippedPaths,\n\t\t\tdiagnostics,\n\t\t\t...(complete ? {} : { message: `Timed out waiting ${input.config.timeoutMs}ms for fresh LSP diagnostics.` }),\n\t\t};\n\t} catch (error) {\n\t\tconst message = error instanceof Error ? error.message : String(error);\n\t\tconst timedOut = message.includes(\"timed out\") || message === \"aborted\";\n\t\tconst stderr = client.stderrTail();\n\t\treturn {\n\t\t\tstatus: timedOut ? \"timeout\" : \"failed\",\n\t\t\tprovider: input.command.label,\n\t\t\tcheckedPaths: input.targets.map((target) => target.relPath),\n\t\t\tskippedPaths: input.skippedPaths,\n\t\t\tdiagnostics: [],\n\t\t\tmessage: stderr ? `${message}; ${stderr}` : message,\n\t\t};\n\t} finally {\n\t\tinput.signal?.removeEventListener(\"abort\", abort);\n\t\tawait client.shutdown();\n\t}\n}\n\nexport async function collectWatchdogLspDiagnostics(request: WatchdogLspRequest): Promise<WatchdogLspResult> {\n\tif (!request.config.enabled) {\n\t\treturn { status: \"disabled\", checkedPaths: [], skippedPaths: [], diagnostics: [] };\n\t}\n\tconst root = path.resolve(request.root || request.cwd);\n\tconst { targets, skippedPaths } = collectTargetFiles(root, request.changedPaths, request.config.maxFiles);\n\tif (!targets.length) {\n\t\treturn {\n\t\t\tstatus: \"skipped\",\n\t\t\tcheckedPaths: [],\n\t\t\tskippedPaths,\n\t\t\tdiagnostics: [],\n\t\t\tmessage: \"No changed TypeScript or JavaScript files to check.\",\n\t\t};\n\t}\n\tconst command = resolveTypeScriptLanguageServer(root);\n\tif (!command) {\n\t\treturn {\n\t\t\tstatus: \"unavailable\",\n\t\t\tprovider: PROVIDER_NAME,\n\t\t\tcheckedPaths: [],\n\t\t\tskippedPaths: [...skippedPaths, ...targets.map((target) => target.relPath)],\n\t\t\tdiagnostics: [],\n\t\t\tmessage: `${PROVIDER_NAME} was not found in project node_modules/.bin or PATH.`,\n\t\t};\n\t}\n\ttry {\n\t\treturn await collectWithTypeScriptLanguageServer({\n\t\t\troot,\n\t\t\ttargets,\n\t\t\tskippedPaths,\n\t\t\tcommand,\n\t\t\tconfig: request.config,\n\t\t\tsignal: request.signal,\n\t\t});\n\t} catch (error) {\n\t\treturn {\n\t\t\tstatus: \"failed\",\n\t\t\tprovider: command.label,\n\t\t\tcheckedPaths: targets.map((target) => target.relPath),\n\t\t\tskippedPaths,\n\t\t\tdiagnostics: [],\n\t\t\tmessage: error instanceof Error ? error.message : String(error),\n\t\t};\n\t}\n}\n"]}