1 files changed, 30 insertions, 4 deletions

diff --git a/threads.js b/threads.js
index 59dd23a..c21375e 100644
--- a/threads.js
+++ b/threads.js
@@ -83,7 +83,7 @@ ArgLabelMorph, localize, XML_Element, hex_sha512*/
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.threads = '2014-November-26';
+modules.threads = '2014-December-04';
 
 var ThreadManager;
 var Process;
@@ -1679,6 +1679,26 @@ Process.prototype.reportMap = function (reporter, list) {
     }
 };
 
+Process.prototype.doForEach = function (upvar, list, script) {
+    // perform a script for each element of a list, assigning the
+    // current iteration's element to a variable with the name
+    // specified in the "upvar" parameter, so it can be referenced
+    // within the script. Uses the context's - unused - fourth
+    // element as temporary storage for the current list index
+
+    if (isNil(this.context.inputs[3])) {this.context.inputs[3] = 1; }
+    var index = this.context.inputs[3];
+    this.context.outerContext.variables.addVar(upvar);
+    this.context.outerContext.variables.setVar(
+        upvar,
+        list.at(index)
+    );
+    if (index > list.length()) {return; }
+    this.context.inputs[3] += 1;
+    this.pushContext();
+    this.evaluate(script, new List(), true);
+};
+
 // Process interpolated primitives
 
 Process.prototype.doWait = function (secs) {
@@ -2368,6 +2388,7 @@ Process.prototype.objectTouchingObject = function (thisObj, name) {
     var myself = this,
         those,
         stage,
+        box,
         mouse;
 
     if (this.inputOption(name) === 'mouse-pointer') {
@@ -2379,9 +2400,14 @@ Process.prototype.objectTouchingObject = function (thisObj, name) {
     } else {
         stage = thisObj.parentThatIsA(StageMorph);
         if (stage) {
-            if (this.inputOption(name) === 'edge' &&
-                    !stage.bounds.containsRectangle(thisObj.bounds)) {
-                return true;
+            if (this.inputOption(name) === 'edge') {
+                box = thisObj.bounds;
+                if (!thisObj.costume && thisObj.penBounds) {
+                    box = thisObj.penBounds.translateBy(thisObj.position());
+                }
+                if (!stage.bounds.containsRectangle(box)) {
+                    return true;
+                }
             }
             if (this.inputOption(name) === 'pen trails' &&
                     thisObj.isTouching(stage.penTrailsMorph())) {