Merging master

README.md

@@ -150,6 +150,7 @@ This is the available config options for making requests. Only the `url` is requ
 	
 	// `transformRequest` allows changes to the request data before it is sent to the server
 	// This is only applicable for request methods 'PUT', 'POST', and 'PATCH'
+	// The last function in the array must return a string or an ArrayBuffer
 	transformRequest: [function (data) {
 		// Do whatever you want to transform the data
 		
@@ -174,6 +175,7 @@ This is the available config options for making requests. Only the `url` is requ
 	
 	// `data` is the data to be sent as the request body
 	// Only applicable for request methods 'PUT', 'POST', and 'PATCH'
+	// When no `transformRequest` is set, must be a string, an ArrayBuffer or a hash
 	data: {
 		firstName: 'Fred'
 	},

dist/axios.js

@@ -161,10 +161,16 @@ var axios =
 	
 	module.exports = {
 	  transformRequest: [function (data) {
-	    return utils.isObject(data) &&
-	          !utils.isFile(data) &&
-	          !utils.isBlob(data) ?
-	            JSON.stringify(data) : data;
+	    if (utils.isArrayBuffer(data)) {
+	      return data;
+	    }
+	    if (utils.isArrayBufferView(data)) {
+	      return data.buffer;
+	    }
+	    if (utils.isObject(data) && !utils.isFile(data) && !utils.isBlob(data)) {
+	      return JSON.stringify(data);
+	    }
+	    return data;
 	  }],
 	
 	  transformResponse: [function (data) {
@@ -208,6 +214,30 @@ var axios =
 	  return toString.call(val) === '[object Array]';
 	}
 	
+	/**
+	 * Determine if a value is an ArrayBuffer
+	 *
+	 * @param {Object} val The value to test
+	 * @returns {boolean} True if value is an ArrayBuffer, otherwise false
+	 */
+	function isArrayBuffer(val) {
+	  return toString.call(val) === '[object ArrayBuffer]';
+	}
+	
+	/**
+	 * Determine if a value is a view on an ArrayBuffer
+	 *
+	 * @param {Object} val The value to test
+	 * @returns {boolean} True if value is a view on an ArrayBuffer, otherwise false
+	 */
+	function isArrayBufferView(val) {
+	  if ((typeof ArrayBuffer !== 'undefined') && (ArrayBuffer.isView)) {
+	    return ArrayBuffer.isView(val);
+	  } else {
+	    return (val) && (val.buffer) && (val.buffer instanceof ArrayBuffer);
+	  }
+	}
+	
 	/**
 	 * Determine if a value is a String
 	 *
@@ -349,6 +379,8 @@ var axios =
 	
 	module.exports = {
 	  isArray: isArray,
+	  isArrayBuffer: isArrayBuffer,
+	  isArrayBufferView: isArrayBufferView,
 	  isString: isString,
 	  isNumber: isNumber,
 	  isObject: isObject,
@@ -483,6 +515,10 @@ var axios =
 	    }
 	  }
 	
+	  if (utils.isArrayBuffer(data)) {
+	    data = new DataView(data);
+	  }
+	
 	  // Send the request
 	  request.send(data);
 	};

lib/adapters/http.js

@@ -4,6 +4,7 @@ var transformData = require('./../transformData');
 var utils = require('./../utils');
 var http = require('http');
 var url = require('url');
+var Buffer = require('buffer').Buffer;
 
 module.exports = function httpAdapter(resolve, reject, config) {
   // Transform request data
@@ -13,6 +14,10 @@ module.exports = function httpAdapter(resolve, reject, config) {
     config.transformRequest
   );
 
+  if (utils.isArrayBuffer(data)) {
+    data = new Buffer(new Uint8Array(data));
+  }
+
   // Merge headers
   var headers = utils.merge(
     defaults.headers.common,

lib/adapters/xhr.js

@@ -87,6 +87,10 @@ module.exports = function xhrAdapter(resolve, reject, config) {
     }
   }
 
+  if (utils.isArrayBuffer(data)) {
+    data = new DataView(data);
+  }
+
   // Send the request
   request.send(data);
 };
\ No newline at end of file

lib/defaults.js

@@ -11,10 +11,16 @@ var CONTENT_TYPE_APPLICATION_JSON = {
 
 module.exports = {
   transformRequest: [function (data) {
-    return utils.isObject(data) &&
-          !utils.isFile(data) &&
-          !utils.isBlob(data) ?
-            JSON.stringify(data) : data;
+    if (utils.isArrayBuffer(data)) {
+      return data;
+    }
+    if (utils.isArrayBufferView(data)) {
+      return data.buffer;
+    }
+    if (utils.isObject(data) && !utils.isFile(data) && !utils.isBlob(data)) {
+      return JSON.stringify(data);
+    }
+    return data;
   }],
 
   transformResponse: [function (data) {

lib/utils.js

@@ -12,6 +12,30 @@ function isArray(val) {
   return toString.call(val) === '[object Array]';
 }
 
+/**
+ * Determine if a value is an ArrayBuffer
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is an ArrayBuffer, otherwise false
+ */
+function isArrayBuffer(val) {
+  return toString.call(val) === '[object ArrayBuffer]';
+}
+
+/**
+ * Determine if a value is a view on an ArrayBuffer
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if value is a view on an ArrayBuffer, otherwise false
+ */
+function isArrayBufferView(val) {
+  if ((typeof ArrayBuffer !== 'undefined') && (ArrayBuffer.isView)) {
+    return ArrayBuffer.isView(val);
+  } else {
+    return (val) && (val.buffer) && (val.buffer instanceof ArrayBuffer);
+  }
+}
+
 /**
  * Determine if a value is a String
  *
@@ -153,6 +177,8 @@ function merge(obj1/*, obj2, obj3, ...*/) {
 
 module.exports = {
   isArray: isArray,
+  isArrayBuffer: isArrayBuffer,
+  isArrayBufferView: isArrayBufferView,
   isString: isString,
   isNumber: isNumber,
   isObject: isObject,

test/specs/wrapper.spec.js

@@ -45,6 +45,42 @@ describe('wrapper', function () {
     }
   });
 
+  it('should support binary data as array buffer', function () {
+    var input = new Int8Array(2);
+    input[0] = 1;
+    input[1] = 2;
+
+    axios({
+      method: 'post',
+      url: '/foo',
+      data: input.buffer
+    });
+
+    var request = jasmine.Ajax.requests.mostRecent();
+    var output = new Int8Array(request.params.buffer);
+    expect(output.length).toEqual(2);
+    expect(output[0]).toEqual(1);
+    expect(output[1]).toEqual(2);
+  });
+
+  it('should support binary data as array buffer view', function () {
+    var input = new Int8Array(2);
+    input[0] = 1;
+    input[1] = 2;
+
+    axios({
+      method: 'post',
+      url: '/foo',
+      data: input
+    });
+
+    var request = jasmine.Ajax.requests.mostRecent();
+    var output = new Int8Array(request.params.buffer);
+    expect(output.length).toEqual(2);
+    expect(output[0]).toEqual(1);
+    expect(output[1]).toEqual(2);
+  });
+
   it('should remove content-type if data is empty', function () {
     axios({
       method: 'post',