1 files changed, 16 insertions, 2 deletions
diff --git a/cli/js/ops/runtime_compiler.ts b/cli/js/ops/runtime_compiler.ts
index b46670ace..5a89983ee 100644
--- a/cli/js/ops/runtime_compiler.ts
+++ b/cli/js/ops/runtime_compiler.ts
@@ -1,6 +1,7 @@
 // Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 
 import { sendAsync } from "./dispatch_json.ts";
+import { DiagnosticItem } from "../diagnostics.ts";
 
 interface CompileRequest {
   rootName: string;
@@ -9,7 +10,13 @@ interface CompileRequest {
   bundle: boolean;
 }
 
-export function compile(request: CompileRequest): Promise<string> {
+interface CompileResponse {
+  diagnostics: DiagnosticItem[];
+  output?: string;
+  emitMap?: Record<string, Record<string, string>>;
+}
+
+export function compile(request: CompileRequest): Promise<CompileResponse> {
   return sendAsync("op_compile", request);
 }
 
@@ -18,6 +25,13 @@ interface TranspileRequest {
   options?: string;
 }
 
-export function transpile(request: TranspileRequest): Promise<string> {
+export interface TranspileOnlyResult {
+  source: string;
+  map?: string;
+}
+
+export function transpile(
+  request: TranspileRequest
+): Promise<Record<string, TranspileOnlyResult>> {
   return sendAsync("op_transpile", request);
 }