tests/test_ffi_objc_types_and_callbacks.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Copyright 2014 Alexis Laferrière <alexis.laf@xymus.net>
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #     http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 module test_ffi_objc_types_and_callbacks
  18
  19 fun foo(i: Int, f: Float, s: String)
  20 import bar, String.to_cstring, Int.+ in "ObjC" `{
  21         char *cstr = String_to_cstring(s);
  22
  23         long ii = Int__plus(i, i);
  24
  25         printf("From Objective-C: %ld %f %s\n", ii, f, cstr);
  26
  27         Sys_bar(self, ii, f, s);
  28 `}
  29
  30 fun bar(i: Int, f: Float, s: String)
  31 do
  32         print "From Nit: {i} {f} {s}"
  33 end
  34
  35 foo(1234, 12.34, "1234")