Fixes #69 by applying lazy sanitization and coercion.

Expat tokenizes text elements and calls our text callback per each token
causing the behavior explained in #69. This commit does sanitization and coercion
once we stop receiving text tokens from a given XML element.

Author: c4milo

lib/json2xml.js

@@ -1,6 +1,6 @@
 var sanitizer = require('./sanitize.js')
 
-module.exports = function toXml(json, options) {
+module.exports = function (json, options) {
     if (json instanceof Buffer) {
         json = json.toString();
     }

lib/xml2json.js

@@ -49,23 +49,22 @@ function startElement(name, attrs) {
 }
 
 function text(data) {
-    //console.log('->' + data + '<-');
-    /*if (!data.trim().length) {
-        return;
-    }*/
+    currentObject['$t'] = (currentObject['$t'] || '') + data;
+}
 
-    if (options.trim) {
-        data = data.trim();
-    }
+function endElement(name) {
+    if (currentObject['$t']) {
+        if (options.trim) {
+            currentObject['$t'] = currentObject['$t'].trim()
+        }
 
-    if (options.sanitize) {
-        data = sanitizer.sanitize(data);
-    }
+        if (options.sanitize) {
+            currentObject['$t'] = sanitizer.sanitize(currentObject['$t']);
+        }
 
-    currentObject['$t'] = coerce((currentObject['$t'] || '') + data);
-}
+        currentObject['$t'] = coerce(currentObject['$t']);
+    }
 
-function endElement(name) {
     if (currentElementName !== name) {
         delete currentObject['$t'];
     }

test/fixtures/large.json

@@ -37,9 +37,9 @@ fs.readdir(fixturesPath, function(err, files) {
             if (expected) {
                 expected = expected.trim();
             }
-            /*console.log(result);
-            console.log('============ Expected ===============');
-            console.log(expected)*/
+            // console.log(result);
+            // console.log('============ Expected ===============');
+            // console.log(expected)
             assert.deepEqual(result, expected, jsonFile + ' and ' + file + ' are different');
             console.log('[xml2json: ' + file + '->' + jsonFile + '] passed!');
         } else if( ext == '.json') {