From b449964d1a8d87d53350c0f9adcf1227e6fd3eef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bartek=20Iwa=C5=84czuk?= <biwanczuk@gmail.com>
Date: Thu, 23 Jul 2020 15:29:36 +0200
Subject: refactor: remove more compiler runtime code (#6841)

---
 cli/ops/compiler.rs | 52 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 51 insertions(+), 1 deletion(-)

(limited to 'cli/ops/compiler.rs')

diff --git a/cli/ops/compiler.rs b/cli/ops/compiler.rs
index 9e56ef436..5af2f5eb0 100644
--- a/cli/ops/compiler.rs
+++ b/cli/ops/compiler.rs
@@ -1,8 +1,20 @@
 // Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
+use super::dispatch_json::{JsonOp, Value};
+use crate::op_error::OpError;
+use crate::ops::json_op;
+use crate::ops::JsonOpDispatcher;
 use crate::state::State;
 use deno_core::CoreIsolate;
+use deno_core::CoreIsolateState;
+use deno_core::ZeroCopyBuf;
+use std::sync::Arc;
+use std::sync::Mutex;
 
-pub fn init(i: &mut CoreIsolate, _s: &State) {
+pub fn init(
+  i: &mut CoreIsolate,
+  _s: &State,
+  response: Arc<Mutex<Option<String>>>,
+) {
   let custom_assets = std::collections::HashMap::new();
   // TODO(ry) use None.
   // TODO(bartlomieju): is this op even required?
@@ -10,4 +22,42 @@ pub fn init(i: &mut CoreIsolate, _s: &State) {
     "op_fetch_asset",
     crate::op_fetch_asset::op_fetch_asset(custom_assets),
   );
+
+  i.register_op(
+    "op_compiler_respond",
+    json_op(compiler_op(response, op_compiler_respond)),
+  );
+}
+
+pub fn compiler_op<D>(
+  response: Arc<Mutex<Option<String>>>,
+  dispatcher: D,
+) -> impl JsonOpDispatcher
+where
+  D: Fn(
+    Arc<Mutex<Option<String>>>,
+    Value,
+    &mut [ZeroCopyBuf],
+  ) -> Result<JsonOp, OpError>,
+{
+  move |_isolate_state: &mut CoreIsolateState,
+        args: Value,
+        zero_copy: &mut [ZeroCopyBuf]|
+        -> Result<JsonOp, OpError> {
+    dispatcher(response.clone(), args, zero_copy)
+  }
+}
+
+fn op_compiler_respond(
+  response: Arc<Mutex<Option<String>>>,
+  args: Value,
+  _zero_copy: &mut [ZeroCopyBuf],
+) -> Result<JsonOp, OpError> {
+  let mut r = response.lock().unwrap();
+  assert!(
+    r.is_none(),
+    "op_compiler_respond found unexpected existing compiler output"
+  );
+  *r = Some(args.to_string());
+  Ok(JsonOp::Sync(json!({})))
 }
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