lean_ctx/tools/registered/
ctx_benchmark.rs1use rmcp::model::Tool;
2use rmcp::ErrorData;
3use serde_json::{json, Map, Value};
4
5use crate::server::tool_trait::{get_str, require_resolved_path, McpTool, ToolContext, ToolOutput};
6use crate::tool_defs::tool_def;
7
8pub struct CtxBenchmarkTool;
9
10impl McpTool for CtxBenchmarkTool {
11 fn name(&self) -> &'static str {
12 "ctx_benchmark"
13 }
14
15 fn tool_def(&self) -> Tool {
16 tool_def(
17 "ctx_benchmark",
18 "Benchmark compression modes for a file or project.",
19 json!({
20 "type": "object",
21 "properties": {
22 "path": { "type": "string" },
23 "action": { "type": "string" },
24 "format": { "type": "string" }
25 },
26 "required": ["path"]
27 }),
28 )
29 }
30
31 fn handle(
32 &self,
33 args: &Map<String, Value>,
34 ctx: &ToolContext,
35 ) -> Result<ToolOutput, ErrorData> {
36 let path = require_resolved_path(ctx, args, "path")?;
37
38 let action = get_str(args, "action").unwrap_or_default();
39 let result = if action == "project" {
40 let fmt = get_str(args, "format").unwrap_or_default();
41 let bench = crate::core::benchmark::run_project_benchmark(&path);
42 match fmt.as_str() {
43 "json" => crate::core::benchmark::format_json(&bench),
44 "markdown" | "md" => crate::core::benchmark::format_markdown(&bench),
45 _ => crate::core::benchmark::format_terminal(&bench),
46 }
47 } else {
48 crate::tools::ctx_benchmark::handle(&path, crate::tools::CrpMode::effective())
49 };
50
51 Ok(ToolOutput::simple(result))
52 }
53}