| 1 | #!/usr/bin/env python |
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| 2 | |
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| 3 | |
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| 4 | ''' |
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| 5 | $Id: tester4.py 979 2012-06-26 05:14:24Z jemian $ |
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| 6 | |
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| 7 | develop regular expression to match macro declarations |
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| 8 | ''' |
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| 9 | |
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| 10 | |
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| 11 | import re |
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| 12 | import os |
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| 13 | |
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| 14 | |
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| 15 | spec_macro_declaration_match_re = re.compile( |
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| 16 | r'^' # line start |
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| 17 | + r'\s*?' # optional blank space |
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| 18 | + r'(r?def)' # 0: def_type (rdef | def) |
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| 19 | + r'\s*?' # optional blank space |
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| 20 | + r'([a-zA-Z_][\w_]*)' # 1: macro_name |
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| 21 | + r'(.*?)' # 2: optional arguments |
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| 22 | + r'(#.*?)?' # 3: optional comment |
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| 23 | + r'$' # line end |
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| 24 | ) |
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| 25 | spec_cdef_declaration_match_re = re.compile( |
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| 26 | r'^' # line start |
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| 27 | + r'\s*?' # optional blank space |
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| 28 | + r'(cdef)' # 0: cdef |
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| 29 | + r'\(' # opening parenthesis |
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| 30 | + r'(.*?)' # 1: args (anything between the parentheses) |
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| 31 | + r'\)' # closing parenthesis |
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| 32 | + r'\s*?' # optional blank space |
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| 33 | + r'(#.*?)?' # 2: optional comment |
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| 34 | + r'$' # line end |
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| 35 | ) |
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| 36 | |
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| 37 | spec_function_declaration_match_re = re.compile( |
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| 38 | r'^' # line start |
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| 39 | + r'\s*?' # optional blank space |
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| 40 | + r'(r?def)' # 0: def_type (rdef | def) |
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| 41 | + r'\s*?' # optional blank space |
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| 42 | + r'([a-zA-Z_][\w_]*)' # 1: function_name |
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| 43 | + r'\(' # opening parenthesis |
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| 44 | + r'(.*?)' # 2: args (anything between the parentheses) |
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| 45 | + r'\)' # closing parenthesis |
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| 46 | + r'\s*?' # optional blank space |
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| 47 | + r'\'' # open macro content |
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| 48 | + r'(.*?)' # 3: args (anything between the parentheses) |
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| 49 | + r'(#.*?)?' # 4: more_content |
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| 50 | + r'$' # line end |
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| 51 | ) |
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| 52 | |
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| 53 | TEST_DIR = os.path.join('..', 'macros') |
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| 54 | |
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| 55 | tests = { |
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| 56 | 'macro': spec_macro_declaration_match_re, |
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| 57 | 'cdef': spec_cdef_declaration_match_re, |
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| 58 | 'function': spec_function_declaration_match_re, |
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| 59 | } |
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| 60 | |
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| 61 | for f in sorted(os.listdir(TEST_DIR)): |
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| 62 | if f.endswith('.mac'): |
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| 63 | print '\n', f |
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| 64 | for linenumber, line in enumerate(open(os.path.join(TEST_DIR, f)).readlines()): |
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| 65 | for name in ('cdef', 'function', 'macro'): |
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| 66 | m = tests[name].match(line) |
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| 67 | if m is not None: |
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| 68 | print name, linenumber+1, m.groups() |
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| 69 | break |
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