Revision: 4223
http://vexi.svn.sourceforge.net/vexi/?rev=4223&view=rev
Author: mkpg2
Date: 2011-09-12 01:31:47 +0000 (Mon, 12 Sep 2011)
Log Message:
-----------
Feature. Support toString() in trace. If an object implements toString function
use that instead of the default formatting.
Function. vexi.js.hashOf() returns a hash string which identifies (more or less
uniquely) an object based on it's position in memory.
Modified Paths:
--------------
trunk/org.vexi-library.js/src/main/java/org/vexi/js/script.js
trunk/org.vexi-library.js/src/main/jpp/org/ibex/js/JSU.jpp
trunk/org.vexi-library.js/src/main/jpp/org/vexi/js/VexiJS.jpp
Modified: trunk/org.vexi-library.js/src/main/java/org/vexi/js/script.js
===================================================================
--- trunk/org.vexi-library.js/src/main/java/org/vexi/js/script.js
2011-09-11 22:45:22 UTC (rev 4222)
+++ trunk/org.vexi-library.js/src/main/java/org/vexi/js/script.js
2011-09-12 01:31:47 UTC (rev 4223)
@@ -73,6 +73,12 @@
/** take the object input obj and format it as a string */
var formatObject = function(obj, indent, nofollow) {
+ var toString = obj.toString;
+ if(toString !=null and (typeof toString == "function")){
+ var r = toString();
+ if(r!=null) return r;
+ }
+
var simple = [];
var strlen = 0;
var i = 0;
Modified: trunk/org.vexi-library.js/src/main/jpp/org/ibex/js/JSU.jpp
===================================================================
--- trunk/org.vexi-library.js/src/main/jpp/org/ibex/js/JSU.jpp 2011-09-11
22:45:22 UTC (rev 4222)
+++ trunk/org.vexi-library.js/src/main/jpp/org/ibex/js/JSU.jpp 2011-09-12
01:31:47 UTC (rev 4223)
@@ -359,4 +359,9 @@
}
return a.equals(b);
}
+
+ static public JS hashOf(JS js) {
+ if(js==null) return null;
+ return JSU.S( Integer.toHexString(js.hashCode()));
+ }
}
Modified: trunk/org.vexi-library.js/src/main/jpp/org/vexi/js/VexiJS.jpp
===================================================================
--- trunk/org.vexi-library.js/src/main/jpp/org/vexi/js/VexiJS.jpp
2011-09-11 22:45:22 UTC (rev 4222)
+++ trunk/org.vexi-library.js/src/main/jpp/org/vexi/js/VexiJS.jpp
2011-09-12 01:31:47 UTC (rev 4223)
@@ -567,6 +567,7 @@
/* @jpp(org.ibex.js.JSPrimitive) */
case "String": return org.ibex.js.JSString.Constructor;
+
case "constructorsOf": return METHOD;
/* <p>Creates a deep copy of the input, with all referenced
arrays/objects
@@ -594,6 +595,17 @@
* */
case "format": return script().get(key);
+ /* <p>Returns a the hash of an object. Serves to identify an
object (using its position in memory).
+ * A fixed hash cannot be unique, but whilst an object is retained
in memory it's hash should be
+ * unique. </p>
+ *
+ * @method
+ * @param(name=js)
+ * @return(String)
+ * */
+ case "hashOf": return METHOD;
+
+
/* <p>Takes the given JS and returns a JSON string.</p>
* @method
* @param(name=js)
@@ -612,6 +624,7 @@
case 1: {
//#switch(JSU.toString(method))
case "constructorsOf": return JSU.constructorsOf(args[0]);
+ case "hashOf": return
args[0]==null?null:JSU.N(args[0].hashCode());
case "stringify": return JSON.marshal(args[0]);
case "deepcopy": return JSU.deepcopy(args[0]);
//#end
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