adding support for 64 bit number values

Author: pwmckenna

lib/encode.js

@@ -43,8 +43,12 @@ encode.bytes = function( buffers, data ) {
 }
 
 encode.number = function( buffers, data ) {
+  var maxLo = 4294967295
+  var hi = ( data / maxLo ) << 0
+  var lo = ( data % maxLo  ) << 0
+  var val = hi * maxLo + lo
   buffers.push(
-    new Buffer( 'i' + ( data << 0 ) + 'e'
+    new Buffer( 'i' + val + 'e'
   ))
 }
 

test/encode.test.js

@@ -36,6 +36,18 @@ describe("bencode", function() {
     it('should be able to encode a negative float (as int)', function() {
       assert.equal(bencode.encode(-123.5), 'i-123e');
     })
+    it('should be able to encode a positive 64 bit int', function() {
+      assert.equal(bencode.encode(4777722361), 'i4777722361e');
+    })
+    it('should be able to encode a negative 64 bit int', function() {
+      assert.equal(bencode.encode(-4777722361), 'i-4777722361e');
+    })
+    it('should be able to encode a positive 64 bit float (as int)', function() {
+      assert.equal(bencode.encode(4777722361.5), 'i4777722361e');
+    })
+    it('should be able to encode a negative 64 bit float (as int)', function() {
+      assert.equal(bencode.encode(-4777722361.5), 'i-4777722361e');
+    })
     it('should be able to encode a string', function() {
       assert.equal(bencode.encode("asdf"), '4:asdf');
       assert.equal(bencode.encode(":asdf:"), '6::asdf:');