95 lines
3.5 KiB
Python
95 lines
3.5 KiB
Python
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#!/usr/bin/python
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'''Builds Vim syntax file for Cocoa keywords.'''
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import sys, datetime
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import cocoa_definitions
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def usage():
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print 'usage: build_syntaxfile.py [outputfile]'
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return -1
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def generate_syntax_file():
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'''Returns a list of lines for a Vim syntax file of Cocoa keywords.'''
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dir = './cocoa_indexes/'
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cocoa_definitions.extract_files_to(dir)
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# Normal classes & protocols need to be differentiated in syntax, so
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# we need to generate them again.
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headers = ' '.join(cocoa_definitions.default_headers())
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output = \
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['" Description: Syntax highlighting for the cocoa.vim plugin.',
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'" Adds highlighting for Cocoa keywords (classes, types, etc.).',
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'" Last Generated: ' + datetime.date.today().strftime('%B %d, %Y'),
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'']
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output += ['" Cocoa Functions',
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'syn keyword cocoaFunction containedin=objcMessage '
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+ join_lines(read_file(dir + 'functions.txt')),
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'',
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'" Cocoa Classes',
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'syn keyword cocoaClass containedin=objcMessage '
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+ join_lines(get_classes(headers)),
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'',
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'" Cocoa Protocol Classes',
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'syn keyword cocoaProtocol containedin=objcProtocol '
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+ join_lines(get_protocol_classes(headers)),
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'',
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'" Cocoa Types',
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'syn keyword cocoaType containedin=objcMessage CGFloat '
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+ join_lines(read_file(dir + 'types.txt')),
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'',
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'" Cocoa Constants',
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'syn keyword cocoaConstant containedin=objcMessage '
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+ join_lines(read_file(dir + 'constants.txt')),
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'',
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'" Cocoa Notifications',
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'syn keyword cocoaNotification containedin=objcMessage '
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+ join_lines(read_file(dir + 'notifications.txt')),
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'']
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output += ['hi link cocoaFunction Keyword',
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'hi link cocoaClass Special',
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'hi link cocoaProtocol cocoaClass',
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'hi link cocoaType Type',
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'hi link cocoaConstant Constant',
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'hi link cocoaNotification Constant']
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return output
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def read_file(fname):
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'''Returns the lines as a string for the given filename.'''
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f = open(fname, 'r')
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lines = f.read()
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f.close()
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return lines
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def join_lines(lines):
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'''Returns string of lines with newlines converted to spaces.'''
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if type(lines).__name__ == 'str':
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return lines.replace('\n', ' ')
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else:
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line = ([line[:-1] if line[-1] == '\n' else line for line in lines])
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return ' '.join(line)
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def get_classes(header_files):
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'''Returns @interface classes.'''
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return cocoa_definitions.match_output("grep -ho '@interface \(NS\|UI\)[A-Za-z]*' "
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+ header_files, '(NS|UI)\w+', 0)
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def get_protocol_classes(header_files):
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'''Returns @protocol classes.'''
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return cocoa_definitions.match_output("grep -ho '@protocol \(NS\|UI\)[A-Za-z]*' "
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+ header_files, '(NS|UI)\w+', 0)
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def output_file(fname=None):
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'''Writes syntax entries to file or prints them if no file is given.'''
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if fname:
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cocoa_definitions.write_file(fname, generate_syntax_file())
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else:
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print "\n".join(generate_syntax_file())
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if __name__ == '__main__':
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if '-h' in sys.argv or '--help' in sys.argv:
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sys.exit(usage())
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else:
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output_file(sys.argv[1] if len(sys.argv) > 1 else None)
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