Zed integration (#4266)

Co-authored-by: Agus Zubiaga <agus@zed.dev>
Co-authored-by: Ben Brandt <benjamin.j.brandt@gmail.com>
Co-authored-by: mkorwel <matt.korwel@gmail.com>

packages/core/src/tools/tools.ts

@@ -28,6 +28,11 @@ export interface Tool<
    */
   description: string;
 
+  /**
+   * The icon to display when interacting via ACP
+   */
+  icon: Icon;
+
   /**
    * Function declaration schema from @google/genai
    */
@@ -60,6 +65,13 @@ export interface Tool<
    */
   getDescription(params: TParams): string;
 
+  /**
+   * Determines what file system paths the tool will affect
+   * @param params Parameters for the tool execution
+   * @returns A list of such paths
+   */
+  toolLocations(params: TParams): ToolLocation[];
+
   /**
    * Determines if the tool should prompt for confirmation before execution
    * @param params Parameters for the tool execution
@@ -103,6 +115,7 @@ export abstract class BaseTool<
     readonly name: string,
     readonly displayName: string,
     readonly description: string,
+    readonly icon: Icon,
     readonly parameterSchema: Schema,
     readonly isOutputMarkdown: boolean = true,
     readonly canUpdateOutput: boolean = false,
@@ -158,6 +171,18 @@ export abstract class BaseTool<
     return Promise.resolve(false);
   }
 
+  /**
+   * Determines what file system paths the tool will affect
+   * @param params Parameters for the tool execution
+   * @returns A list of such paths
+   */
+  toolLocations(
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
+    params: TParams,
+  ): ToolLocation[] {
+    return [];
+  }
+
   /**
    * Abstract method to execute the tool with the given parameters
    * Must be implemented by derived classes
@@ -199,6 +224,8 @@ export type ToolResultDisplay = string | FileDiff;
 export interface FileDiff {
   fileDiff: string;
   fileName: string;
+  originalContent: string | null;
+  newContent: string;
 }
 
 export interface ToolEditConfirmationDetails {
@@ -210,6 +237,8 @@ export interface ToolEditConfirmationDetails {
   ) => Promise<void>;
   fileName: string;
   fileDiff: string;
+  originalContent: string | null;
+  newContent: string;
   isModifying?: boolean;
 }
 
@@ -258,3 +287,21 @@ export enum ToolConfirmationOutcome {
   ModifyWithEditor = 'modify_with_editor',
   Cancel = 'cancel',
 }
+
+export enum Icon {
+  FileSearch = 'fileSearch',
+  Folder = 'folder',
+  Globe = 'globe',
+  Hammer = 'hammer',
+  LightBulb = 'lightBulb',
+  Pencil = 'pencil',
+  Regex = 'regex',
+  Terminal = 'terminal',
+}
+
+export interface ToolLocation {
+  // Absolute path to the file
+  path: string;
+  // Which line (if known)
+  line?: number;
+}