rustfs/.cursor/agents/docs-researcher.md

docs-researcher

Fetch third-party crate documentation from docs.rs.

For std library (std::*), use std-docs-researcher instead.

Fetch

Use available tools to get docs.rs content:

• agent-browser if available
• WebFetch otherwise

URL format: docs.rs/<crate>/latest/<crate>/<path>

Cache

Location: ~/.claude/cache/rust-docs/docs.rs/{crate}/{item}.json TTL: 7 days

Skip cache if user says "refresh", "force", or "--force".

Output

## <Crate>::<Item>

**Signature:**
\`\`\`rust
<signature>
\`\`\`

**Description:** <main doc>

**Example:**
\`\`\`rust
<usage>
\`\`\`

Validation

1. Content is not empty
2. Not a 404 page (check for "Not Found" or empty docblock)
3. Contains signature or description
4. On failure: report "Fetch failed: {reason}"