Support functions as values in $.param()

Each function value will be called to receive the final value to be serialized.
madrobby · Dec 11, 2014 · 1e999d6 · 1e999d6
1 parent e5f6851
commit 1e999d6
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diff --git a/src/ajax.js b/src/ajax.js
@@ -349,6 +349,7 @@
   $.param = function(obj, traditional){
     var params = []
     params.add = function(key, value) {
+      if ($.isFunction(value)) value = value()
       if (value == null) value = ""
       this.push(escape(key) + '=' + escape(value))
     }

diff --git a/test/ajax.html b/test/ajax.html
@@ -1450,6 +1450,13 @@ <h1>Zepto Ajax unit tests</h1>
           decodeURIComponent($.param([{ name: "x", value: null }])))
       },
 
+      testParamFunctionValues: function(t) {
+        t.assertEqual("x=&a[b]=B",
+          decodeURIComponent($.param({ x: function(){}, a: { b: function(){ return "B" }}})))
+        t.assertEqual("x=&a[b]=B",
+          decodeURIComponent($.param([{ name: "x", value: null }, { name: "a[b]", value: function(){ return "B" }}])))
+      },
+
       testParamEscaping: function(t) {
         var result = $.param({ 'equation[1]': 'bananas+peaches=smoothie' })
         t.assertEqual("equation%5B1%5D=bananas%2Bpeaches%3Dsmoothie", result)