1 # This file is part of NIT ( http://www.nitlanguage.org ).
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
15 # Generator of Nit modules to wrap Objective-C services
28 var opt_help
= new OptionBool("Show this help message", "-h", "--help")
30 var opts
= new OptionContext
31 opts
.add_option
(opt_help
, opt_output
, opt_init_as_methods
, opt_gcc_options
)
34 if opts
.errors
.not_empty
or opts
.rest
.is_empty
or opt_help
.value
then
35 if opts
.errors
.not_empty
then print_error opts
.errors
.join
("\n")
38 Usage: objcwrapper [options] input_file [other_input_file [...]]
42 if opt_help
.value
then exit
0
46 var v
= new ObjcVisitor
48 for src
in opts
.rest
do
50 var content
= src
.preprocess_content
53 var lexer
= new Lexer_objc(content
)
54 var parser
= new Parser_objc
55 var tokens
= lexer
.lex
56 parser
.tokens
.add_all
(tokens
)
57 var root
= parser
.parse
60 if root
isa NError then
61 var pos
= root
.position
62 print_error
"Syntax Error: {root.message}, at {pos or else ""}"
63 print_error
"in {src}"
65 var lines
= content
.split
("\n")
66 for line
in [pos
.line_start
..pos
.line_end
] do
67 print_error lines
[line-1
]
70 var ptr
= " "*(pos
.col_start-1
).max
(0) + "^"*(pos
.col_end-pos
.col_start
)
80 var g
= new CodeGenerator(v
.model
)