Run npm run format

- Also updated README.md accordingly.

Part of https://b.corp.google.com/issues/411384603

packages/cli/src/tools/tool-registry.ts

@@ -2,56 +2,58 @@ import { ToolListUnion, FunctionDeclaration } from '@google/genai';
 import { Tool } from './tools.js';
 
 class ToolRegistry {
-    private tools: Map<string, Tool> = new Map();
+  private tools: Map<string, Tool> = new Map();
 
-    /**
-     * Registers a tool definition.
-     * @param tool - The tool object containing schema and execution logic.
-     */
-    registerTool(tool: Tool): void {
-        if (this.tools.has(tool.name)) {
-            // Decide on behavior: throw error, log warning, or allow overwrite
-            console.warn(`Tool with name "${tool.name}" is already registered. Overwriting.`);
-        }
-        this.tools.set(tool.name, tool);
+  /**
+   * Registers a tool definition.
+   * @param tool - The tool object containing schema and execution logic.
+   */
+  registerTool(tool: Tool): void {
+    if (this.tools.has(tool.name)) {
+      // Decide on behavior: throw error, log warning, or allow overwrite
+      console.warn(
+        `Tool with name "${tool.name}" is already registered. Overwriting.`,
+      );
     }
+    this.tools.set(tool.name, tool);
+  }
 
-    /**
-     * Retrieves the list of tool schemas in the format required by Gemini.
-     * @returns A ToolListUnion containing the function declarations.
-     */
-    getToolSchemas(): ToolListUnion {
-        const declarations: FunctionDeclaration[] = [];
-        this.tools.forEach(tool => {
-            declarations.push(tool.schema);
-        });
+  /**
+   * Retrieves the list of tool schemas in the format required by Gemini.
+   * @returns A ToolListUnion containing the function declarations.
+   */
+  getToolSchemas(): ToolListUnion {
+    const declarations: FunctionDeclaration[] = [];
+    this.tools.forEach((tool) => {
+      declarations.push(tool.schema);
+    });
 
-        // Return Gemini's expected format. Handle the case of no tools.
-        if (declarations.length === 0) {
-            // Depending on the SDK version, you might need `undefined`, `[]`, or `[{ functionDeclarations: [] }]`
-            // Check the documentation for your @google/genai version.
-            // Let's assume an empty array works or signifies no tools.
-            return [];
-            // Or if it requires the structure:
-            // return [{ functionDeclarations: [] }];
-        }
-        return [{ functionDeclarations: declarations }];
+    // Return Gemini's expected format. Handle the case of no tools.
+    if (declarations.length === 0) {
+      // Depending on the SDK version, you might need `undefined`, `[]`, or `[{ functionDeclarations: [] }]`
+      // Check the documentation for your @google/genai version.
+      // Let's assume an empty array works or signifies no tools.
+      return [];
+      // Or if it requires the structure:
+      // return [{ functionDeclarations: [] }];
     }
+    return [{ functionDeclarations: declarations }];
+  }
 
-    /**
-     * Optional: Get a list of registered tool names.
-     */
-    listAvailableTools(): string[] {
-        return Array.from(this.tools.keys());
-    }
+  /**
+   * Optional: Get a list of registered tool names.
+   */
+  listAvailableTools(): string[] {
+    return Array.from(this.tools.keys());
+  }
 
-    /**
-     * Get the definition of a specific tool.
-     */
-    getTool(name: string): Tool | undefined {
-        return this.tools.get(name);
-    }
+  /**
+   * Get the definition of a specific tool.
+   */
+  getTool(name: string): Tool | undefined {
+    return this.tools.get(name);
+  }
 }
 
 // Export a singleton instance of the registry
-export const toolRegistry = new ToolRegistry();
+export const toolRegistry = new ToolRegistry();