refactor(tool): migrate tool framework + all 18 built-in tools to Effect Schema (#23244)

packages/opencode/src/tool/websearch.ts

@@ -1,27 +1,24 @@
-import z from "zod"
-import { Effect } from "effect"
+import { Effect, Schema } from "effect"
 import { HttpClient } from "effect/unstable/http"
 import * as Tool from "./tool"
 import * as McpExa from "./mcp-exa"
 import DESCRIPTION from "./websearch.txt"
 
-const Parameters = z.object({
-  query: z.string().describe("Websearch query"),
-  numResults: z.number().optional().describe("Number of search results to return (default: 8)"),
-  livecrawl: z
-    .enum(["fallback", "preferred"])
-    .optional()
-    .describe(
+export const Parameters = Schema.Struct({
+  query: Schema.String.annotate({ description: "Websearch query" }),
+  numResults: Schema.optional(Schema.Number).annotate({
+    description: "Number of search results to return (default: 8)",
+  }),
+  livecrawl: Schema.optional(Schema.Literals(["fallback", "preferred"])).annotate({
+    description:
       "Live crawl mode - 'fallback': use live crawling as backup if cached content unavailable, 'preferred': prioritize live crawling (default: 'fallback')",
-    ),
-  type: z
-    .enum(["auto", "fast", "deep"])
-    .optional()
-    .describe("Search type - 'auto': balanced search (default), 'fast': quick results, 'deep': comprehensive search"),
-  contextMaxCharacters: z
-    .number()
-    .optional()
-    .describe("Maximum characters for context string optimized for LLMs (default: 10000)"),
+  }),
+  type: Schema.optional(Schema.Literals(["auto", "fast", "deep"])).annotate({
+    description: "Search type - 'auto': balanced search (default), 'fast': quick results, 'deep': comprehensive search",
+  }),
+  contextMaxCharacters: Schema.optional(Schema.Number).annotate({
+    description: "Maximum characters for context string optimized for LLMs (default: 10000)",
+  }),
 })
 
 export const WebSearchTool = Tool.define(
@@ -34,7 +31,7 @@ export const WebSearchTool = Tool.define(
         return DESCRIPTION.replace("{{year}}", new Date().getFullYear().toString())
       },
       parameters: Parameters,
-      execute: (params: z.infer<typeof Parameters>, ctx: Tool.Context) =>
+      execute: (params: Schema.Schema.Type<typeof Parameters>, ctx: Tool.Context) =>
         Effect.gen(function* () {
           yield* ctx.ask({
             permission: "websearch",