refactor(src): split oversized modules

src/agents/pi-embedded-helpers.iscontextoverflowerror.test.ts

@@ -0,0 +1,32 @@
+import { describe, expect, it } from "vitest";
+import { isContextOverflowError } from "./pi-embedded-helpers.js";
+import { DEFAULT_AGENTS_FILENAME } from "./workspace.js";
+
+const _makeFile = (
+  overrides: Partial<WorkspaceBootstrapFile>,
+): WorkspaceBootstrapFile => ({
+  name: DEFAULT_AGENTS_FILENAME,
+  path: "/tmp/AGENTS.md",
+  content: "",
+  missing: false,
+  ...overrides,
+});
+describe("isContextOverflowError", () => {
+  it("matches known overflow hints", () => {
+    const samples = [
+      "request_too_large",
+      "Request exceeds the maximum size",
+      "context length exceeded",
+      "Maximum context length",
+      "prompt is too long: 208423 tokens > 200000 maximum",
+      "Context overflow: Summarization failed",
+      "413 Request Entity Too Large",
+    ];
+    for (const sample of samples) {
+      expect(isContextOverflowError(sample)).toBe(true);
+    }
+  });
+  it("ignores unrelated errors", () => {
+    expect(isContextOverflowError("rate limit exceeded")).toBe(false);
+  });
+});