setupPrompts() — mcp Function Reference

Architecture documentation for the setupPrompts() function in server.ts from the mcp codebase.

Function typescript McpServer InstructionManager called by 1

Entity Profile

McpServer→ InstructionManager→ setupPrompts() — mcp Function Reference

Dependency Diagram

graph TD
  fe553e0d_7d2a_65bf_5564_003fcd15f4bd["setupPrompts()"]
  fb3524f1_6068_fb0f_15f3_83e2b15a3f3f["constructor()"]
  fb3524f1_6068_fb0f_15f3_83e2b15a3f3f -->|calls| fe553e0d_7d2a_65bf_5564_003fcd15f4bd
  style fe553e0d_7d2a_65bf_5564_003fcd15f4bd fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

src/server.ts lines 203–239

  private setupPrompts() {
    this.server.prompt(
      'lookup-symbol',
      'Look up a symbol (function, class, or method) in a codebase — returns source code, callers, callees, and architectural domain',
      {
        symbol: z.string().describe('Name of the symbol to look up (e.g. "filter_queryset", "UserModel.save")'),
        directory: z.string().optional().describe('Path to the repository directory'),
      },
      ({ symbol, directory }) => ({
        messages: [{
          role: 'user' as const,
          content: {
            type: 'text' as const,
            text: `Use the symbol_context tool to look up "${symbol}"${directory ? ` in the repository at ${directory}` : ''}. Return the definition location, source code, callers, callees, and architectural domain.`,
          },
        }],
      }),
    );

    this.server.prompt(
      'explore-architecture',
      'Explore the architectural structure of a codebase — surfaces subsystems, entry points, and key components via the codebase overview',
      {
        directory: z.string().describe('Path to the repository directory'),
        focus: z.string().optional().describe('Optional area or subsystem to focus on'),
      },
      ({ directory, focus }) => ({
        messages: [{
          role: 'user' as const,
          content: {
            type: 'text' as const,
            text: `Explore the architecture of the repository at ${directory}${focus ? `, focusing on ${focus}` : ''}. Use the symbol_context tool to look up key classes and entry points. Summarize the main subsystems, their responsibilities, and how they interact.`,
          },
        }],
      }),
    );
  }