set now works

set() wasn't called with value in test, nor was set calling traverse() with value, nor was recursive call of traverse called with value. Now it is.

Author: ejeklint

jsonpointer.js

@@ -17,7 +17,7 @@ var traverse = function(obj, pointer, value) {
         return obj[part];
       }
     } else { // keep traversin!
-      return traverse(obj[part], pointer);
+      return traverse(obj[part], pointer, value);
     }
   } else {
     throw("Value for pointer '" + pointer + "' not found.");
@@ -43,7 +43,7 @@ var get = function(obj, pointer) {
 var set = function(obj, pointer, value) {
   validate_input(obj, pointer);
   pointer = pointer.split("/").slice(1);
-  return traverse(obj, pointer);
+  return traverse(obj, pointer, value);
 }
 
 exports.get = get

test.js

@@ -18,16 +18,17 @@ assert.equal(jsonpointer.get(obj, "/d/e/0/a"), 3);
 assert.equal(jsonpointer.get(obj, "/d/e/1/b"), 4);
 assert.equal(jsonpointer.get(obj, "/d/e/2/c"), 5);
 
-assert.equal(jsonpointer.set(obj, "/a"), 1);
-assert.equal(jsonpointer.set(obj, "/b/c"), 2);
-assert.equal(jsonpointer.set(obj, "/d/e/0/a"), 3);
-assert.equal(jsonpointer.set(obj, "/d/e/1/b"), 4);
-assert.equal(jsonpointer.set(obj, "/d/e/2/c"), 5);
+// set returns old value
+assert.equal(jsonpointer.set(obj, "/a", 2), 1);
+assert.equal(jsonpointer.set(obj, "/b/c", 3), 2);
+assert.equal(jsonpointer.set(obj, "/d/e/0/a", 4), 3);
+assert.equal(jsonpointer.set(obj, "/d/e/1/b", 5), 4);
+assert.equal(jsonpointer.set(obj, "/d/e/2/c", 6), 5);
 
-assert.equal(jsonpointer.get(obj, "/a"), 1);
-assert.equal(jsonpointer.get(obj, "/b/c"), 2);
-assert.equal(jsonpointer.get(obj, "/d/e/0/a"), 3);
-assert.equal(jsonpointer.get(obj, "/d/e/1/b"), 4);
-assert.equal(jsonpointer.get(obj, "/d/e/2/c"), 5);
+assert.equal(jsonpointer.get(obj, "/a"), 2);
+assert.equal(jsonpointer.get(obj, "/b/c"), 3);
+assert.equal(jsonpointer.get(obj, "/d/e/0/a"), 4);
+assert.equal(jsonpointer.get(obj, "/d/e/1/b"), 5);
+assert.equal(jsonpointer.get(obj, "/d/e/2/c"), 6);
 
 console.log("All tests pass.");