Fix: Add parameter type annotations to the AST (refs #105) (#111)

Author: JamesHenry

lib/ast-converter.js

@@ -1089,7 +1089,7 @@ module.exports = function(ast, extra) {
                 } else { // class
 
                     /**
-                     * Unlinke in object literal methods, class method params can have decorators
+                     * Unlike in object literal methods, class method params can have decorators
                      */
                     method.params = node.parameters.map(function(param) {
                         var convertedParam = convertChild(param);
@@ -1408,7 +1408,11 @@ module.exports = function(ast, extra) {
                         right: convertChild(node.initializer)
                     });
                 } else {
-                    return convert(node.name, parent);
+                    var convertedParameter = convert(node.name, parent);
+                    if (node.type) {
+                        convertedParameter.typeAnnotation = convertTypeAnnotation(node.type);
+                    }
+                    return convertedParameter;
                 }
 
                 break;