71 lines
2.0 KiB
Python
71 lines
2.0 KiB
Python
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# Copyright 2015 The Rust Project Developers. See the COPYRIGHT
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# file at the top-level directory of this distribution and at
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# http://rust-lang.org/COPYRIGHT.
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#
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# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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# option. This file may not be copied, modified, or distributed
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# except according to those terms.
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# Digs error codes out of files named 'diagnostics.rs' across
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# the tree, and ensures thare are no duplicates.
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import sys, os, re
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src_dir = sys.argv[1]
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errcode_map = { }
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for (dirpath, dirnames, filenames) in os.walk(src_dir):
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if "src/test" in dirpath or "src/llvm" in dirpath:
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# Short circuit for fast
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continue
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for filename in filenames:
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if filename != "diagnostics.rs":
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continue
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path = os.path.join(dirpath, filename)
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line_num = 1
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with open(path, 'r') as f:
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for line in f:
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p = re.compile("(E\d\d\d\d)")
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m = p.search(line)
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if not m is None:
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errcode = m.group(1)
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new_record = [(errcode, path, line_num, line)]
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existing = errcode_map.get(errcode)
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if existing is not None:
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# This is a dupe
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errcode_map[errcode] = existing + new_record
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else:
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errcode_map[errcode] = new_record
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line_num += 1
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errors = False
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all_errors = []
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for errcode in errcode_map:
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entries = errcode_map[errcode]
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all_errors += [entries[0][0]]
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if len(entries) > 1:
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print "error: duplicate error code " + errcode
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for entry in entries:
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print entry[1] + ": " + str(entry[2])
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print entry[3]
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errors = True
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print str(len(errcode_map)) + " error codes"
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all_errors.sort()
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all_errors.reverse()
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print "highest error code: " + all_errors[0]
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if errors:
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sys.exit(1)
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