fix 015_duplicate_parallel_import (#3904)

1 files changed, 5 insertions, 9 deletions

diff --git a/cli/compilers/js.rs b/cli/compilers/js.rs
index 4e99017b1..e6142a57e 100644
--- a/cli/compilers/js.rs
+++ b/cli/compilers/js.rs
@@ -1,25 +1,21 @@
 // Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
 use crate::compilers::CompiledModule;
-use crate::compilers::CompiledModuleFuture;
 use crate::file_fetcher::SourceFile;
-use futures::future::FutureExt;
-use std::pin::Pin;
+use deno_core::ErrBox;
 use std::str;
 
 pub struct JsCompiler {}
 
 impl JsCompiler {
-  pub fn compile_async(
+  pub async fn compile_async(
     &self,
     source_file: SourceFile,
-  ) -> Pin<Box<CompiledModuleFuture>> {
-    let module = CompiledModule {
+  ) -> Result<CompiledModule, ErrBox> {
+    Ok(CompiledModule {
       code: str::from_utf8(&source_file.source_code)
         .unwrap()
         .to_string(),
       name: source_file.url.to_string(),
-    };
-
-    futures::future::ok(module).boxed()
+    })
   }
 }