From c9c176a53b1632ca2b1c6ed27382ab72ac21d45d Mon Sep 17 00:00:00 2001
From: Adam Abrons
Date: Tue, 5 Jan 2010 16:36:58 -0800
Subject: angular.js

---
 src/JSON.js | 92 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 src/JSON.js

(limited to 'src/JSON.js')

diff --git a/src/JSON.js b/src/JSON.js
new file mode 100644
index 00000000..2b6393bf
--- /dev/null
+++ b/src/JSON.js
@@ -0,0 +1,92 @@
+nglr.array = [].constructor;
+
+nglr.toJson = function(obj, pretty){
+  var buf = [];
+  nglr.toJsonArray(buf, obj, pretty ? "\n  " : null);
+  return buf.join('');
+};
+
+nglr.toPrettyJson = function(obj) {
+  return nglr.toJson(obj, true);
+};
+
+nglr.fromJson = function(json) {
+  try {
+    var parser = new nglr.Parser(json, true);
+    var expression =  parser.primary();
+    parser.assertAllConsumed();
+    return expression();
+  } catch (e) {
+    console.error("fromJson error: ", json, e);
+    throw e;
+  }
+};
+
+
+nglr.toJsonArray = function(buf, obj, pretty){
+  var type = typeof obj;
+  if (obj === null) {
+    buf.push("null");
+  } else if (type === 'function') {
+    return;
+  } else if (type === 'boolean') {
+    buf.push('' + obj);
+  } else if (type === 'number') {
+    if (isNaN(obj)) {
+      buf.push('null');
+    } else {
+      buf.push('' + obj);
+    }
+  } else if (type === 'string') {
+    return buf.push(angular.String.quoteUnicode(obj));
+  } else if (type === 'object') {
+    if (obj instanceof Array) {
+      buf.push("[");
+      var len = obj.length;
+      var sep = false;
+      for(var i=0; i<len; i++) {
+        var item = obj[i];
+        if (sep) buf.push(",");
+        if (typeof item == 'function' || typeof item == 'undefined') {
+          buf.push("null");
+        } else {
+          nglr.toJsonArray(buf, item, pretty);
+        }
+        sep = true;
+      }
+      buf.push("]");
+    } else if (obj instanceof Date) {
+      buf.push(angular.String.quoteUnicode(angular.Date.toString(obj)));
+    } else {
+      buf.push("{");
+      if (pretty) buf.push(pretty);
+      var comma = false;
+      var childPretty = pretty ? pretty + "  " : false;
+      var keys = [];
+      for(var k in obj) {
+        if (k.indexOf('$$') === 0)
+          continue;
+        keys.push(k);
+      }
+      keys.sort();
+      for ( var keyIndex = 0; keyIndex < keys.length; keyIndex++) {
+        var key = keys[keyIndex];
+        try {
+          var value = obj[key];
+          if (typeof value != 'function') {
+            if (comma) {
+              buf.push(",");
+              if (pretty) buf.push(pretty);
+            }
+            buf.push(angular.String.quote(key));
+            buf.push(":");
+            nglr.toJsonArray(buf, value, childPretty);
+            comma = true;
+          }
+        } catch (e) {
+        }
+      }
+      buf.push("}");
+    }
+  }
+};
-- 
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