lean_ctx/server/
registry.rs

1use std::collections::HashMap;
2
3use rmcp::model::Tool;
4
5use super::tool_trait::McpTool;
6
7/// Central registry mapping tool names to their trait-based handlers.
8/// Replaces the match-cascade dispatch for migrated tools while
9/// coexisting with the legacy dispatch for tools not yet migrated.
10pub struct ToolRegistry {
11    tools: HashMap<&'static str, Box<dyn McpTool>>,
12}
13
14impl ToolRegistry {
15    pub fn new() -> Self {
16        Self {
17            tools: HashMap::new(),
18        }
19    }
20
21    pub fn register(&mut self, tool: Box<dyn McpTool>) {
22        self.tools.insert(tool.name(), tool);
23    }
24
25    pub fn get(&self, name: &str) -> Option<&dyn McpTool> {
26        self.tools.get(name).map(AsRef::as_ref)
27    }
28
29    pub fn contains(&self, name: &str) -> bool {
30        self.tools.contains_key(name)
31    }
32
33    /// Returns MCP Tool definitions for all registered tools.
34    /// Used by `list_tools` to expose schemas to clients.
35    pub fn tool_defs(&self) -> Vec<Tool> {
36        let mut defs: Vec<Tool> = self.tools.values().map(|t| t.tool_def()).collect();
37        defs.sort_by(|a, b| a.name.as_ref().cmp(b.name.as_ref()));
38        defs
39    }
40
41    /// Returns tool definitions filtered by the dynamic tool state.
42    /// Only includes tools whose category is currently active.
43    pub fn active_tool_defs(&self) -> Vec<Tool> {
44        let state = super::dynamic_tools::global().lock().unwrap();
45        let mut defs: Vec<Tool> = self
46            .tools
47            .values()
48            .filter(|t| state.is_tool_active(t.name()))
49            .map(|t| t.tool_def())
50            .collect();
51        defs.sort_by(|a, b| a.name.as_ref().cmp(b.name.as_ref()));
52        defs
53    }
54
55    pub fn len(&self) -> usize {
56        self.tools.len()
57    }
58
59    pub fn is_empty(&self) -> bool {
60        self.tools.is_empty()
61    }
62
63    pub fn names(&self) -> Vec<&'static str> {
64        let mut names: Vec<_> = self.tools.keys().copied().collect();
65        names.sort_unstable();
66        names
67    }
68}
69
70impl Default for ToolRegistry {
71    fn default() -> Self {
72        Self::new()
73    }
74}
75
76/// Register all trait-based tools. Called once during server startup.
77/// Tools are added here as they are migrated from the legacy dispatch.
78pub fn build_registry() -> ToolRegistry {
79    let mut registry = ToolRegistry::new();
80
81    use crate::tools::registered;
82    registry.register(Box::new(registered::ctx_tree::CtxTreeTool));
83    registry.register(Box::new(registered::ctx_benchmark::CtxBenchmarkTool));
84    registry.register(Box::new(registered::ctx_analyze::CtxAnalyzeTool));
85    registry.register(Box::new(registered::ctx_discover::CtxDiscoverTool));
86    registry.register(Box::new(registered::ctx_response::CtxResponseTool));
87    registry.register(Box::new(registered::ctx_wrapped::CtxWrappedTool));
88    registry.register(Box::new(registered::ctx_heatmap::CtxHeatmapTool));
89    registry.register(Box::new(registered::ctx_verify::CtxVerifyTool));
90    registry.register(Box::new(registered::ctx_outline::CtxOutlineTool));
91    registry.register(Box::new(registered::ctx_cost::CtxCostTool));
92    registry.register(Box::new(registered::ctx_gain::CtxGainTool));
93    registry.register(Box::new(registered::ctx_expand::CtxExpandTool));
94    registry.register(Box::new(registered::ctx_routes::CtxRoutesTool));
95    registry.register(Box::new(registered::ctx_callers::CtxCallersTool));
96    registry.register(Box::new(registered::ctx_callees::CtxCalleesTool));
97    registry.register(Box::new(registered::ctx_callgraph::CtxCallgraphTool));
98    registry.register(Box::new(registered::ctx_symbol::CtxSymbolTool));
99    registry.register(Box::new(registered::ctx_graph_diagram::CtxGraphDiagramTool));
100    registry.register(Box::new(
101        registered::ctx_discover_tools::CtxDiscoverToolsTool,
102    ));
103    registry.register(Box::new(registered::ctx_review::CtxReviewTool));
104    registry.register(Box::new(registered::ctx_provider::CtxProviderTool));
105    registry.register(Box::new(registered::ctx_impact::CtxImpactTool));
106    registry.register(Box::new(registered::ctx_architecture::CtxArchitectureTool));
107    registry.register(Box::new(registered::ctx_smells::CtxSmellsTool));
108    registry.register(Box::new(registered::ctx_pack::CtxPackTool));
109    registry.register(Box::new(registered::ctx_index::CtxIndexTool));
110    registry.register(Box::new(registered::ctx_artifacts::CtxArtifactsTool));
111    registry.register(Box::new(
112        registered::ctx_compress_memory::CtxCompressMemoryTool,
113    ));
114    registry.register(Box::new(registered::ctx_read::CtxReadTool));
115    registry.register(Box::new(registered::ctx_multi_read::CtxMultiReadTool));
116    registry.register(Box::new(registered::ctx_smart_read::CtxSmartReadTool));
117    registry.register(Box::new(registered::ctx_delta::CtxDeltaTool));
118    registry.register(Box::new(registered::ctx_edit::CtxEditTool));
119    registry.register(Box::new(registered::ctx_fill::CtxFillTool));
120    registry.register(Box::new(registered::ctx_shell::CtxShellTool));
121    registry.register(Box::new(registered::ctx_search::CtxSearchTool));
122    registry.register(Box::new(registered::ctx_execute::CtxExecuteTool));
123
124    // Utility tools (migrated from dispatch/utility_tools.rs)
125    registry.register(Box::new(registered::ctx_compress::CtxCompressTool));
126    registry.register(Box::new(registered::ctx_metrics::CtxMetricsTool));
127    registry.register(Box::new(registered::ctx_radar::CtxRadarTool));
128    registry.register(Box::new(registered::ctx_dedup::CtxDedupTool));
129    registry.register(Box::new(registered::ctx_intent::CtxIntentTool));
130    registry.register(Box::new(registered::ctx_context::CtxContextTool));
131    registry.register(Box::new(registered::ctx_graph::CtxGraphTool));
132    registry.register(Box::new(registered::ctx_proof::CtxProofTool));
133    registry.register(Box::new(registered::ctx_cache::CtxCacheTool));
134    registry.register(Box::new(registered::ctx_retrieve::CtxRetrieveTool));
135    registry.register(Box::new(registered::ctx_overview::CtxOverviewTool));
136    registry.register(Box::new(registered::ctx_preload::CtxPreloadTool));
137    registry.register(Box::new(registered::ctx_prefetch::CtxPrefetchTool));
138    registry.register(Box::new(
139        registered::ctx_semantic_search::CtxSemanticSearchTool,
140    ));
141    registry.register(Box::new(registered::ctx_feedback::CtxFeedbackTool));
142    registry.register(Box::new(registered::ctx_control::CtxControlTool));
143    registry.register(Box::new(registered::ctx_plan::CtxPlanTool));
144    registry.register(Box::new(registered::ctx_compile::CtxCompileTool));
145
146    // Session tools (migrated from legacy dispatch)
147    registry.register(Box::new(registered::ctx_session::CtxSessionTool));
148    registry.register(Box::new(registered::ctx_knowledge::CtxKnowledgeTool));
149    registry.register(Box::new(registered::ctx_agent::CtxAgentTool));
150    registry.register(Box::new(registered::ctx_share::CtxShareTool));
151    registry.register(Box::new(registered::ctx_task::CtxTaskTool));
152    registry.register(Box::new(registered::ctx_handoff::CtxHandoffTool));
153    registry.register(Box::new(registered::ctx_workflow::CtxWorkflowTool));
154
155    registry
156}
lean_ctx/server/registry.rs

lean_ctx/server/
registry.rs
