Write empty object values on same line as keys

spec/stdlib/cson-spec.coffee

@@ -73,6 +73,8 @@ describe "CSON", ->
 
       it "returns formatted CSON", ->
         expect(CSON.stringify(a: {b: 'c'})).toBe "'a':\n  'b': 'c'"
+        expect(CSON.stringify(a:{})).toBe "'a': {}"
+        expect(CSON.stringify(a:[])).toBe "'a': []"
 
   describe "when converting back to an object", ->
     it "produces the original object", ->

src/stdlib/cson.coffee

@@ -94,7 +94,10 @@ module.exports =
       else if _.isArray(value)
         cson += " #{@stringifyArray(value, indentLevel)}"
       else if _.isObject(value)
-        cson += "\n#{@stringifyObject(value, indentLevel + 2)}"
+        if _.isEmpty(value)
+          cson += ' {}'
+        else
+          cson += "\n#{@stringifyObject(value, indentLevel + 2)}"
       else
         throw new Error("Unrecognized value type for key: #{key} with value: #{value}")
       prefix = '\n'