$262: Create a new host api for invoking garbage collector. Closes gh-83

tc39 · Jun 21, 2019 · 8a88e33 · 8a88e33
1 parent bc8cb21
commit 8a88e33
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Showing 10 changed files with 36 additions and 4 deletions.
diff --git a/lib/agents/d8.js b/lib/agents/d8.js
@@ -17,6 +17,8 @@ class D8Agent extends ConsoleAgent {
       this.args.shift();
     }
 
+    this.args.push('--expose-gc');
+
     return super.evalScript(code, options);
   }
 

diff --git a/lib/agents/node.js b/lib/agents/node.js
@@ -62,6 +62,8 @@ class NodeAgent extends ConsoleAgent {
       this.args.shift();
     }
 
+    this.args.push('--expose-gc');
+
     return super.evalScript(code, options);
   }
 

diff --git a/runtimes/chakra.js b/runtimes/chakra.js
@@ -1,5 +1,8 @@
 var $ = {
   global: Function('return this')(),
+  gc() {
+    throw new Test262Error('GC not yet supported.');
+  },
   createRealm(options) {
     options = options || {};
     options.globals = options.globals || {};

diff --git a/runtimes/d8.js b/runtimes/d8.js
@@ -1,5 +1,8 @@
 var $ = {
   global: Function('return this')(),
+  gc() {
+    return gc();
+  },
   createRealm(options) {
     options = options || {};
     options.globals = options.globals || {};

diff --git a/runtimes/engine262.js b/runtimes/engine262.js
@@ -2,8 +2,11 @@
 /* Using this["\x24"]; prevents overwrite by ConsoleAgent */
 var engine262 = this["\x24"];
 var $ = {
-  global: engine262.global,
   realm: null,
+  global: engine262.global,
+  gc() {
+    throw new Test262Error('GC not yet supported.');
+  },
   createRealm(options) {
     options = options || {};
     options.globals = options.globals || {};

diff --git a/runtimes/jsc.js b/runtimes/jsc.js
@@ -8,3 +8,6 @@ $262.getGlobal = function(name) {
 $262.setGlobal = function(name, value) {
   this.global[name] = value;
 };
+$262.gc = function() {
+  return gc();
+};
diff --git a/runtimes/nashorn.js b/runtimes/nashorn.js
@@ -1,5 +1,8 @@
 var $ = {
   global: Function('return this')(),
+  gc() {
+    throw new Test262Error('GC not yet supported.');
+  },
   createRealm: function(options) {
     options = options || {};
     options.globals = options.globals || {};

diff --git a/runtimes/node.js b/runtimes/node.js
@@ -1,13 +1,20 @@
+function print(...args) {
+  console.log(...args);
+}
 var vm = require('vm');
 var $ = {
   global: Function('return this')(),
+  gc() {
+    return gc();
+  },
   createRealm(options) {
     options = options || {};
     options.globals = options.globals || {};
 
     context = {
-      console: console,
-      require: require
+      console,
+      require,
+      print,
     };
 
     for(var glob in options.globals) {
@@ -49,4 +56,4 @@ var $ = {
   source: $SOURCE
 };
 
-function print() { console.log.apply(console, arguments); }
+
diff --git a/runtimes/sm.js b/runtimes/sm.js
@@ -1,5 +1,8 @@
 var $ = {
   global: Function('return this')(),
+  gc() {
+    return gc();
+  },
   createRealm(options) {
     options = options || {};
     options.globals = options.globals || {};

diff --git a/runtimes/xs.js b/runtimes/xs.js
@@ -1,5 +1,8 @@
 var $ = {
   global,
+  gc() {
+    throw new Test262Error('GC not yet supported.');
+  },
   createRealm(options) {
     options = options || {};
     options.globals = options.globals || {};
-Original file line number
+Diff line change
@@ Expand Up / @@ -17,6 +17,8 @@ class D8Agent extends ConsoleAgent { @@
           this.args.shift();
         }
+        this.args.push('--expose-gc');
         return super.evalScript(code, options);
       }
@@ Expand Down @@