shithub: libmujs

Download patch

ref: 31acf8517f2b51f01dbdd528a8352033015f754e
parent: b219aef882a27ed9c2aed10687999a221eea216e
author: Tor Andersson <[email protected]>
date: Fri Feb 7 11:52:06 EST 2014 

Expose magic properties in Object.keys and Object.getOwnPropertyNames.


--- a/jsobject.c
+++ b/jsobject.c
@@ -144,6 +144,7 @@
 {
 	js_Object *obj;
 	js_Property *ref;
+	unsigned int k;
 	int i;
 
 	if (!js_isobject(J, 1))
@@ -151,10 +152,40 @@
 	obj = js_toobject(J, 1);
 
 	js_newarray(J);
+
+	i = 0;
 	for (ref = obj->head; ref; ref = ref->next) {
 		js_pushliteral(J, ref->name);
 		js_setindex(J, -2, i++);
 	}
+
+	if (obj->type == JS_CARRAY) {
+		js_pushliteral(J, "length");
+		js_setindex(J, -2, i++);
+	}
+
+	if (obj->type == JS_CSTRING) {
+		js_pushliteral(J, "length");
+		js_setindex(J, -2, i++);
+		for (k = 0; k < obj->u.s.length; ++k) {
+			js_pushnumber(J, k);
+			js_setindex(J, -2, i++);
+		}
+	}
+
+	if (obj->type == JS_CREGEXP) {
+		js_pushliteral(J, "source");
+		js_setindex(J, -2, i++);
+		js_pushliteral(J, "global");
+		js_setindex(J, -2, i++);
+		js_pushliteral(J, "ignoreCase");
+		js_setindex(J, -2, i++);
+		js_pushliteral(J, "multiline");
+		js_setindex(J, -2, i++);
+		js_pushliteral(J, "lastIndex");
+		js_setindex(J, -2, i++);
+	}
+
 	return 1;
 }
 
@@ -276,6 +307,7 @@
 {
 	js_Object *obj;
 	js_Property *ref;
+	unsigned int k;
 	int i;
 
 	if (!js_isobject(J, 1))
@@ -283,6 +315,8 @@
 	obj = js_toobject(J, 1);
 
 	js_newarray(J);
+
+	i = 0;
 	for (ref = obj->head; ref; ref = ref->next) {
 		if (!(ref->atts & JS_DONTENUM)) {
 			js_pushliteral(J, ref->name);
@@ -289,6 +323,14 @@
 			js_setindex(J, -2, i++);
 		}
 	}
+
+	if (obj->type == JS_CSTRING) {
+		for (k = 0; k < obj->u.s.length; ++k) {
+			js_pushnumber(J, k);
+			js_setindex(J, -2, i++);
+		}
+	}
+
 	return 1;
 }