Add Date.toISOString (sdgoij)

builtin_date.go

@@ -61,6 +61,14 @@ func builtinDate_toUTCString(call FunctionCall) Value {
 	return toValue(date.Time().Format(builtinDate_goDateTimeLayout))
 }
 
+func builtinDate_toISOString(call FunctionCall) Value {
+	date := dateObjectOf(call.thisObject())
+	if date.isNaN {
+		return toValue("Invalid Date")
+	}
+	return toValue(date.Time().Format("2006-01-02T15:04:05.000Z"))
+}
+
 func builtinDate_toGMTString(call FunctionCall) Value {
 	date := dateObjectOf(call.thisObject())
 	if date.isNaN {

date_test.go

@@ -125,6 +125,13 @@ func TestDate_UTC(t *testing.T) {
 	test(`Date.UTC(2009, 9, 25)`, "1256428800000")
 }
 
+func TestDate_toISOString(t *testing.T) {
+	Terst(t)
+
+	test := runTest()
+	test(`new Date(0).toISOString()`, "1970-01-01T00:00:00.000Z")
+}
+
 func TestDate_setYear(t *testing.T) {
 	Terst(t)
 

inline

@@ -367,6 +367,7 @@ sub newContext {
                 "toDateString", 0,
                 "toTimeString", 0,
                 "toUTCString", 0,
+                "toISOString", 0,
                 "toGMTString", 0,
                 "toLocaleString", 0,
                 "toLocaleDateString", 0,

inline.go

@@ -2509,6 +2509,25 @@ func _newContext(runtime *_runtime) {
 				call: _nativeCallFunction(builtinDate_toUTCString),
 			},
 		}
+		toISOString_function := &_object{
+			runtime:     runtime,
+			class:       "Function",
+			objectClass: _classObject,
+			prototype:   runtime.Global.FunctionPrototype,
+			extensible:  true,
+			property: map[string]_property{
+				"length": _property{
+					mode: 0,
+					value: Value{
+						_valueType: valueNumber,
+						value:      0,
+					},
+				},
+			},
+			value: _functionObject{
+				call: _nativeCallFunction(builtinDate_toISOString),
+			},
+		}
 		toGMTString_function := &_object{
 			runtime:     runtime,
 			class:       "Function",
@@ -3343,6 +3362,13 @@ func _newContext(runtime *_runtime) {
 						value:      toUTCString_function,
 					},
 				},
+				"toISOString": _property{
+					mode: 0101,
+					value: Value{
+						_valueType: valueObject,
+						value:      toISOString_function,
+					},
+				},
 				"toGMTString": _property{
 					mode: 0101,
 					value: Value{