rust_analyzer_hover

MCP tool from Rust Analyzer MCP by zeenix

Get hover information (documentation, type info) for a symbol at a specific position.

How to use it

rust_analyzer_hover is exposed by the Rust Analyzer MCP MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), and the rust_analyzer_hover tool becomes available to the model automatically. See the full listing for setup details and every tool this server provides.

Install Rust Analyzer MCP

$cargo install rust-analyzer

FULL RUST ANALYZER MCP LISTING

Other tools in Rust Analyzer MCP (15)

Character position (0-based)

End character position (0-based)

End line number (0-based)

Path to the Rust file

Line number (0-based)

rust_analyzer_code_actions

Get available code actions (quick fixes, refactorings) for a range.

rust_analyzer_completion

Get code completion suggestions at a specific position.

rust_analyzer_definition

Find the definition of a symbol at a specific position.

rust_analyzer_diagnostics

Get diagnostics (errors, warnings, hints) for a specific file.

rust_analyzer_format

Format a Rust file using rust-analyzer's formatter. Returns an array of text edits to apply.

rust_analyzer_references

Find all references to a symbol at a specific position.

rust_analyzer_set_workspace

Change the workspace root directory.

rust_analyzer_symbols

Get all symbols (functions, structs, enums, etc.) in a file.

rust_analyzer_workspace_diagnostics

Get all diagnostics across the entire workspace.

Path to the new workspace root