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#!/usr/bin/env python
#
# Copyright 2013 The Rust Project Developers. See the COPYRIGHT
# file at the top-level directory of this distribution and at
# http://rust-lang.org/COPYRIGHT.
#
# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
# option. This file may not be copied, modified, or distributed
# except according to those terms.
"""
This script takes a list of keywords and generates a testcase, that checks
if using the keyword as identifier fails, for every keyword. The generate
test files are set read-only.
Test for https://github.com/rust-lang/rust/issues/2275
sample usage: src/etc/generate-keyword-tests.py as break
"""
import sys
import os
import datetime
import stat
template = """// Copyright %d The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// This file was auto-generated using 'src/etc/generate-keyword-tests.py %s'
fn main() {
let %s = "foo"; //~ error: ident
}
"""
test_dir = os.path.abspath(
os.path.join(os.path.dirname(__file__), '../test/compile-fail')
)
for kw in sys.argv[1:]:
test_file = os.path.join(test_dir, 'keyword-%s-as-identifier.rs' % kw)
# set write permission if file exists, so it can be changed
if os.path.exists(test_file):
os.chmod(test_file, stat.S_IWUSR)
with open(test_file, 'wt') as f:
f.write(template % (datetime.datetime.now().year, kw, kw))
# mark file read-only
os.chmod(test_file, stat.S_IRUSR|stat.S_IRGRP|stat.S_IROTH)
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