core: generate type definitions for node import

packages/opencode/.gitignore

@@ -2,5 +2,4 @@ research
 dist
 gen
 app.log
-src/provider/models-snapshot.js
-src/provider/models-snapshot.d.ts
+src/provider/models-snapshot.ts

packages/opencode/package.json

@@ -69,6 +69,7 @@
     "@typescript/native-preview": "catalog:",
     "drizzle-kit": "catalog:",
     "drizzle-orm": "catalog:",
+    "openapi-types": "12.1.3",
     "typescript": "catalog:",
     "vscode-languageserver-types": "3.17.5",
     "why-is-node-running": "3.2.2",

packages/opencode/script/build.ts

@@ -21,12 +21,8 @@ const modelsData = process.env.MODELS_DEV_API_JSON
   ? await Bun.file(process.env.MODELS_DEV_API_JSON).text()
   : await fetch(`${modelsUrl}/api.json`).then((x) => x.text())
 await Bun.write(
-  path.join(dir, "src/provider/models-snapshot.js"),
-  `// @ts-nocheck\n// Auto-generated by build.ts - do not edit\nexport const snapshot = ${modelsData}\n`,
-)
-await Bun.write(
-  path.join(dir, "src/provider/models-snapshot.d.ts"),
-  `// Auto-generated by build.ts - do not edit\nexport declare const snapshot: Record<string, unknown>\n`,
+  path.join(dir, "src/provider/models-snapshot.ts"),
+  `// Auto-generated by build.ts - do not edit\nexport const snapshot = ${modelsData} as Record<string, unknown>\n`,
 )
 console.log("Generated models-snapshot.js")
 

packages/opencode/src/provider/models-snapshot.d.ts

@@ -1,2 +0,0 @@
-// Auto-generated by build.ts - do not edit
-export declare const snapshot: Record<string, unknown>

packages/opencode/src/server/error.ts

@@ -1,5 +1,6 @@
 import { resolver } from "hono-openapi"
 import z from "zod"
+import "openapi-types"
 import { NotFoundError } from "../storage/db"
 
 export const ERRORS = {

packages/opencode/src/server/routes/experimental.ts

@@ -192,7 +192,9 @@ export const ExperimentalRoutes = lazy(() =>
             id: t.id,
             description: t.description,
             // Handle both Zod schemas and plain JSON schemas
-            parameters: (t.parameters as any)?._def ? zodToJsonSchema(t.parameters as any) : t.parameters,
+            parameters: (t.parameters as any)?._def
+              ? (zodToJsonSchema(t.parameters as any) as any)
+              : (t.parameters as any),
           })),
         )
       },
@@ -350,7 +352,7 @@ export const ExperimentalRoutes = lazy(() =>
         const hasMore = sessions.length > limit
         const list = hasMore ? sessions.slice(0, limit) : sessions
         if (hasMore && list.length > 0) {
-          c.header("x-next-cursor", String(list[list.length - 1].time.updated))
+          c.header("x-next-cursor", String(list[list.length - 1]!.time.updated))
         }
         return c.json(list)
       },

packages/opencode/src/session/llm.ts

@@ -1,7 +1,6 @@
 import { Provider } from "@/provider/provider"
 import { Log } from "@/util/log"
-import { Cause, Effect, Layer, Record, ServiceMap } from "effect"
-import * as Queue from "effect/Queue"
+import { Effect, Layer, Record, ServiceMap } from "effect"
 import * as Stream from "effect/Stream"
 import { streamText, wrapLanguageModel, type ModelMessage, type Tool, tool, jsonSchema } from "ai"
 import { mergeDeep, pipe } from "remeda"

packages/opencode/src/tool/tool.ts

@@ -7,7 +7,7 @@ import { Truncate } from "./truncate"
 import { Agent } from "@/agent/agent"
 
 export namespace Tool {
-  interface Metadata {
+  export interface Metadata {
     [key: string]: any
   }
 

packages/opencode/src/util/schema.ts

@@ -17,7 +17,7 @@ export const withStatics =
     Object.assign(schema, methods(schema))
 
 declare const NewtypeBrand: unique symbol
-type NewtypeBrand<Tag extends string> = { readonly [NewtypeBrand]: Tag }
+export type NewtypeBrand<Tag extends string> = { readonly [NewtypeBrand]: Tag }
 
 /**
  * Nominal wrapper for scalar types. The class itself is a valid schema —

packages/opencode/tsconfig.json

@@ -18,6 +18,12 @@
         "transform": "@effect/language-service/transform",
         "namespaceImportPackages": ["effect", "@effect/*"]
       }
-    ]
-  }
+    ],
+    "outDir": "dist/types",
+    "rootDir": ".",
+    "noEmit": false,
+    "declaration": true,
+    "emitDeclarationOnly": true
+  },
+  "include": ["src"]
 }