feat: add open-file button to tool call badges

Show a file-symlink icon on hover that opens the file referenced by read, edit, write, and simple shell commands (cat, head, tail, etc). Extracts the file path from tool call details via a new utility with tests.
2026-04-26 08:15:16 +07:00
parent 1ec448d2b9
commit 521944f19b
4 changed files with 182 additions and 4 deletions
@@ -0,0 +1,42 @@
+import { describe, it, expect } from "vitest";
+import { extractToolCallFilePath } from "./extract-tool-call-file-path";
+
+describe("extractToolCallFilePath", () => {
+  it("returns filePath for read/edit/write", () => {
+    expect(extractToolCallFilePath({ type: "read", filePath: "/a.ts" })).toBe("/a.ts");
+    expect(extractToolCallFilePath({ type: "edit", filePath: "/b.ts" })).toBe("/b.ts");
+    expect(extractToolCallFilePath({ type: "write", filePath: "/c.ts" })).toBe("/c.ts");
+  });
+
+  it("returns null for empty filePath", () => {
+    expect(extractToolCallFilePath({ type: "read", filePath: "" })).toBeNull();
+  });
+
+  it.each([
+    ["cat ~/file.md", "~/file.md"],
+    ["wc -l ~/.paseo/plans/projects-settings-page.md", "~/.paseo/plans/projects-settings-page.md"],
+    ["head -n 20 src/index.ts", "src/index.ts"],
+    ["tail -f /var/log/x.log", "/var/log/x.log"],
+    ["less ./README.md", "./README.md"],
+    ["stat /tmp/foo", "/tmp/foo"],
+  ])("matches shell command %s", (command, expected) => {
+    expect(extractToolCallFilePath({ type: "shell", command })).toBe(expected);
+  });
+
+  it.each([
+    "cat a.ts | grep foo",
+    "cat a.ts > b.ts",
+    "cat a.ts b.ts",
+    "echo hi",
+    "ls /tmp",
+    "rm -rf /tmp",
+  ])("returns null for non-matching shell %s", (command) => {
+    expect(extractToolCallFilePath({ type: "shell", command })).toBeNull();
+  });
+
+  it("returns null for unrelated detail types", () => {
+    expect(extractToolCallFilePath({ type: "search", query: "foo" })).toBeNull();
+    expect(extractToolCallFilePath({ type: "unknown", input: null, output: null })).toBeNull();
+    expect(extractToolCallFilePath(undefined)).toBeNull();
+  });
+});