2014-04-29 21:55:34 +00:00
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"""
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Generate documentation for pyboard API from C files.
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"""
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import os
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import argparse
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import re
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import markdown
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# given a list of (name,regex) pairs, find the first one that matches the given line
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def re_match_first(regexs, line):
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for name, regex in regexs:
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match = re.match(regex, line)
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if match:
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return name, match
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return None, None
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def makedirs(d):
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if not os.path.isdir(d):
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os.makedirs(d)
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class Lexer:
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class LexerError(Exception):
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pass
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class EOF(Exception):
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pass
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class Break(Exception):
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pass
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def __init__(self, file):
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self.filename = file
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with open(file, 'rt') as f:
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line_num = 0
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lines = []
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for line in f:
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line_num += 1
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line = line.strip()
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if line == '///':
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lines.append((line_num, ''))
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elif line.startswith('/// '):
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lines.append((line_num, line[4:]))
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elif len(lines) > 0 and lines[-1][1] is not None:
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lines.append((line_num, None))
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if len(lines) > 0 and lines[-1][1] is not None:
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lines.append((line_num, None))
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self.cur_line = 0
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self.lines = lines
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def opt_break(self):
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if len(self.lines) > 0 and self.lines[0][1] is None:
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self.lines.pop(0)
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def next(self):
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if len(self.lines) == 0:
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raise Lexer.EOF
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else:
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l = self.lines.pop(0)
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self.cur_line = l[0]
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if l[1] is None:
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raise Lexer.Break
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else:
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return l[1]
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def error(self, msg):
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print('({}:{}) {}'.format(self.filename, self.cur_line, msg))
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raise Lexer.LexerError
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2014-10-31 01:36:11 +00:00
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class MarkdownWriter:
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def __init__(self):
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pass
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def start(self):
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self.lines = []
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def end(self):
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return '\n'.join(self.lines)
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def heading(self, level, text):
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if len(self.lines) > 0:
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self.lines.append('')
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self.lines.append(level * '#' + ' ' + text)
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self.lines.append('')
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def para(self, text):
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if len(self.lines) > 0 and self.lines[-1] != '':
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self.lines.append('')
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if isinstance(text, list):
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self.lines.extend(text)
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elif isinstance(text, str):
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self.lines.append(text)
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else:
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assert False
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self.lines.append('')
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def single_line(self, text):
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self.lines.append(text)
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def module(self, name, short_descr, descr):
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self.heading(1, 'module {}'.format(name))
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self.para(descr)
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def function(self, ctx, name, args, descr):
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proto = '{}.{}{}'.format(ctx, self.name, self.args)
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self.heading(3, '`' + proto + '`')
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self.para(descr)
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def method(self, ctx, name, args, descr):
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if name == '\\constructor':
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proto = '{}{}'.format(ctx, args)
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elif name == '\\call':
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proto = '{}{}'.format(ctx, args)
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else:
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proto = '{}.{}{}'.format(ctx, name, args)
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self.heading(3, '`' + proto + '`')
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self.para(descr)
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def constant(self, ctx, name, descr):
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self.single_line('`{}.{}` - {}'.format(ctx, name, descr))
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class ReStructuredTextWriter:
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head_chars = {1:'=', 2:'-', 3:'.'}
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def __init__(self):
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pass
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def start(self):
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self.lines = []
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def end(self):
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return '\n'.join(self.lines)
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def _convert(self, text):
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return text.replace('`', '``').replace('*', '\\*')
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def heading(self, level, text, convert=True):
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if len(self.lines) > 0:
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self.lines.append('')
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if convert:
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text = self._convert(text)
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self.lines.append(text)
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self.lines.append(len(text) * self.head_chars[level])
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self.lines.append('')
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def para(self, text, indent=''):
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if len(self.lines) > 0 and self.lines[-1] != '':
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self.lines.append('')
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if isinstance(text, list):
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for t in text:
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self.lines.append(indent + self._convert(t))
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elif isinstance(text, str):
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self.lines.append(indent + self._convert(text))
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else:
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assert False
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self.lines.append('')
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def single_line(self, text):
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self.lines.append(self._convert(text))
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def module(self, name, short_descr, descr):
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self.heading(1, ':mod:`{}` --- {}'.format(name, self._convert(short_descr)), convert=False)
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self.lines.append('.. module:: {}'.format(name))
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self.lines.append(' :synopsis: {}'.format(short_descr))
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self.para(descr)
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def function(self, ctx, name, args, descr):
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args = self._convert(args)
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self.lines.append('.. function:: ' + name + args)
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self.para(descr, indent=' ')
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def method(self, ctx, name, args, descr):
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args = self._convert(args)
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if name == '\\constructor':
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self.lines.append('.. class:: ' + ctx + args)
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elif name == '\\call':
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self.lines.append('.. method:: ' + ctx + args)
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else:
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self.lines.append('.. method:: ' + ctx + '.' + name + args)
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self.para(descr, indent=' ')
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def constant(self, ctx, name, descr):
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self.lines.append('.. data:: ' + name)
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self.para(descr, indent=' ')
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2014-05-10 18:12:47 +00:00
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class DocValidateError(Exception):
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pass
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2014-04-29 21:55:34 +00:00
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class DocItem:
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def __init__(self):
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self.doc = []
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def add_doc(self, lex):
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try:
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while True:
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line = lex.next()
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if len(line) > 0 or len(self.doc) > 0:
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self.doc.append(line)
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except Lexer.Break:
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pass
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2014-10-31 01:36:11 +00:00
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def dump(self, writer):
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writer.para(self.doc)
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2014-04-29 21:55:34 +00:00
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class DocConstant(DocItem):
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def __init__(self, name, descr):
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super().__init__()
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self.name = name
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self.descr = descr
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2014-10-31 01:36:11 +00:00
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def dump(self, ctx, writer):
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writer.constant(ctx, self.name, self.descr)
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2014-04-29 21:55:34 +00:00
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class DocFunction(DocItem):
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def __init__(self, name, args):
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super().__init__()
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self.name = name
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self.args = args
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2014-10-31 01:36:11 +00:00
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def dump(self, ctx, writer):
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writer.function(ctx, self.name, self.args, self.doc)
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class DocMethod(DocItem):
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def __init__(self, name, args):
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super().__init__()
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self.name = name
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self.args = args
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def dump(self, ctx, writer):
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writer.method(ctx, self.name, self.args, self.doc)
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2014-04-29 21:55:34 +00:00
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class DocClass(DocItem):
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def __init__(self, name, descr):
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super().__init__()
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self.name = name
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self.descr = descr
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self.constructors = {}
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self.classmethods = {}
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self.methods = {}
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self.constants = {}
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def process_classmethod(self, lex, d):
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name = d['id']
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if name == '\\constructor':
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dict_ = self.constructors
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else:
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dict_ = self.classmethods
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if name in dict_:
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lex.error("multiple definition of method '{}'".format(name))
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2014-10-31 01:36:11 +00:00
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method = dict_[name] = DocMethod(name, d['args'])
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2014-04-29 21:55:34 +00:00
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method.add_doc(lex)
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def process_method(self, lex, d):
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name = d['id']
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dict_ = self.methods
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if name in dict_:
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lex.error("multiple definition of method '{}'".format(name))
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2014-10-31 01:36:11 +00:00
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method = dict_[name] = DocMethod(name, d['args'])
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2014-04-29 21:55:34 +00:00
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method.add_doc(lex)
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def process_constant(self, lex, d):
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name = d['id']
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if name in self.constants:
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lex.error("multiple definition of constant '{}'".format(name))
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self.constants[name] = DocConstant(name, d['descr'])
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lex.opt_break()
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2014-10-31 01:36:11 +00:00
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def dump(self, writer):
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writer.heading(1, 'class {}'.format(self.name))
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super().dump(writer)
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2014-04-29 21:55:34 +00:00
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if len(self.constructors) > 0:
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2014-10-31 01:36:11 +00:00
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writer.heading(2, 'Constructors')
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2014-04-29 21:55:34 +00:00
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for f in sorted(self.constructors.values(), key=lambda x:x.name):
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2014-10-31 01:36:11 +00:00
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f.dump(self.name, writer)
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2014-04-29 21:55:34 +00:00
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if len(self.classmethods) > 0:
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2014-10-31 01:36:11 +00:00
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writer.heading(2, 'Class methods')
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2014-04-29 21:55:34 +00:00
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for f in sorted(self.classmethods.values(), key=lambda x:x.name):
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2014-10-31 01:36:11 +00:00
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f.dump(self.name, writer)
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2014-04-29 21:55:34 +00:00
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if len(self.methods) > 0:
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2014-10-31 01:36:11 +00:00
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writer.heading(2, 'Methods')
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2014-04-29 21:55:34 +00:00
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for f in sorted(self.methods.values(), key=lambda x:x.name):
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2014-10-31 01:36:11 +00:00
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f.dump(self.name.lower(), writer)
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2014-04-29 21:55:34 +00:00
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if len(self.constants) > 0:
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2014-10-31 01:36:11 +00:00
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writer.heading(2, 'Constants')
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2014-04-29 21:55:34 +00:00
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for c in sorted(self.constants.values(), key=lambda x:x.name):
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2014-10-31 01:36:11 +00:00
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c.dump(self.name, writer)
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2014-04-29 21:55:34 +00:00
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class DocModule(DocItem):
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def __init__(self, name, descr):
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super().__init__()
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self.name = name
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self.descr = descr
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self.functions = {}
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self.constants = {}
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self.classes = {}
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self.cur_class = None
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def new_file(self):
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self.cur_class = None
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def process_function(self, lex, d):
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name = d['id']
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if name in self.functions:
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lex.error("multiple definition of function '{}'".format(name))
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function = self.functions[name] = DocFunction(name, d['args'])
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function.add_doc(lex)
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#def process_classref(self, lex, d):
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# name = d['id']
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# self.classes[name] = name
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# lex.opt_break()
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def process_class(self, lex, d):
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name = d['id']
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if name in self.classes:
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lex.error("multiple definition of class '{}'".format(name))
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self.cur_class = self.classes[name] = DocClass(name, d['descr'])
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self.cur_class.add_doc(lex)
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def process_classmethod(self, lex, d):
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self.cur_class.process_classmethod(lex, d)
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def process_method(self, lex, d):
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self.cur_class.process_method(lex, d)
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def process_constant(self, lex, d):
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2014-08-08 22:29:05 +00:00
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if self.cur_class is None:
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# a module-level constant
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name = d['id']
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if name in self.constants:
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lex.error("multiple definition of constant '{}'".format(name))
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self.constants[name] = DocConstant(name, d['descr'])
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lex.opt_break()
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else:
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# a class-level constant
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self.cur_class.process_constant(lex, d)
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2014-04-29 21:55:34 +00:00
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2014-05-10 18:12:47 +00:00
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def validate(self):
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if self.descr is None:
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raise DocValidateError('module {} referenced but never defined'.format(self.name))
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2014-10-31 01:36:11 +00:00
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def dump(self, writer):
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writer.module(self.name, self.descr, self.doc)
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2014-06-29 01:59:11 +00:00
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if self.functions:
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2014-10-31 01:36:11 +00:00
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writer.heading(2, 'Functions')
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2014-06-29 01:59:11 +00:00
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for f in sorted(self.functions.values(), key=lambda x:x.name):
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2014-10-31 01:36:11 +00:00
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f.dump(self.name, writer)
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2014-08-08 22:29:05 +00:00
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if self.constants:
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2014-10-31 01:36:11 +00:00
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writer.heading(2, 'Constants')
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2014-08-08 22:29:05 +00:00
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for c in sorted(self.constants.values(), key=lambda x:x.name):
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2014-10-31 01:36:11 +00:00
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c.dump(self.name, writer)
|
2014-06-29 01:59:11 +00:00
|
|
|
if self.classes:
|
2014-10-31 01:36:11 +00:00
|
|
|
writer.heading(2, 'Classes')
|
2014-06-29 01:59:11 +00:00
|
|
|
for c in sorted(self.classes.values(), key=lambda x:x.name):
|
2014-10-31 01:36:11 +00:00
|
|
|
writer.para('[`{}.{}`]({}) - {}'.format(self.name, c.name, c.name, c.descr))
|
2014-04-29 21:55:34 +00:00
|
|
|
|
2014-10-31 01:36:11 +00:00
|
|
|
def write_html(self, dir):
|
|
|
|
md_writer = MarkdownWriter()
|
|
|
|
md_writer.start()
|
|
|
|
self.dump(md_writer)
|
2014-04-29 21:55:34 +00:00
|
|
|
with open(os.path.join(dir, 'index.html'), 'wt') as f:
|
2014-10-31 01:36:11 +00:00
|
|
|
f.write(markdown.markdown(md_writer.end()))
|
2014-04-29 21:55:34 +00:00
|
|
|
for c in self.classes.values():
|
|
|
|
class_dir = os.path.join(dir, c.name)
|
|
|
|
makedirs(class_dir)
|
2014-10-31 01:36:11 +00:00
|
|
|
md_writer.start()
|
|
|
|
md_writer.para('part of the [{} module](./)'.format(self.name))
|
|
|
|
c.dump(md_writer)
|
2014-04-29 21:55:34 +00:00
|
|
|
with open(os.path.join(class_dir, 'index.html'), 'wt') as f:
|
2014-10-31 01:36:11 +00:00
|
|
|
f.write(markdown.markdown(md_writer.end()))
|
|
|
|
|
|
|
|
def write_rst(self, dir):
|
|
|
|
rst_writer = ReStructuredTextWriter()
|
|
|
|
rst_writer.start()
|
|
|
|
self.dump(rst_writer)
|
|
|
|
with open(dir + '/' + self.name + '.rst', 'wt') as f:
|
|
|
|
f.write(rst_writer.end())
|
|
|
|
for c in self.classes.values():
|
|
|
|
rst_writer.start()
|
|
|
|
c.dump(rst_writer)
|
|
|
|
with open(dir + '/' + self.name + '.' + c.name + '.rst', 'wt') as f:
|
|
|
|
f.write(rst_writer.end())
|
2014-04-29 21:55:34 +00:00
|
|
|
|
|
|
|
class Doc:
|
|
|
|
def __init__(self):
|
|
|
|
self.modules = {}
|
|
|
|
self.cur_module = None
|
|
|
|
|
|
|
|
def new_file(self):
|
|
|
|
self.cur_module = None
|
|
|
|
for m in self.modules.values():
|
|
|
|
m.new_file()
|
|
|
|
|
|
|
|
def check_module(self, lex):
|
|
|
|
if self.cur_module is None:
|
|
|
|
lex.error('module not defined')
|
|
|
|
|
|
|
|
def process_module(self, lex, d):
|
|
|
|
name = d['id']
|
2014-05-10 18:12:47 +00:00
|
|
|
if name not in self.modules:
|
|
|
|
self.modules[name] = DocModule(name, None)
|
|
|
|
self.cur_module = self.modules[name]
|
|
|
|
if self.cur_module.descr is not None:
|
2014-04-29 21:55:34 +00:00
|
|
|
lex.error("multiple definition of module '{}'".format(name))
|
2014-05-10 18:12:47 +00:00
|
|
|
self.cur_module.descr = d['descr']
|
2014-04-29 21:55:34 +00:00
|
|
|
self.cur_module.add_doc(lex)
|
|
|
|
|
|
|
|
def process_moduleref(self, lex, d):
|
|
|
|
name = d['id']
|
|
|
|
if name not in self.modules:
|
2014-05-10 18:12:47 +00:00
|
|
|
self.modules[name] = DocModule(name, None)
|
2014-04-29 21:55:34 +00:00
|
|
|
self.cur_module = self.modules[name]
|
2014-04-30 22:33:30 +00:00
|
|
|
lex.opt_break()
|
2014-04-29 21:55:34 +00:00
|
|
|
|
|
|
|
def process_class(self, lex, d):
|
|
|
|
self.check_module(lex)
|
|
|
|
self.cur_module.process_class(lex, d)
|
|
|
|
|
|
|
|
def process_function(self, lex, d):
|
|
|
|
self.check_module(lex)
|
|
|
|
self.cur_module.process_function(lex, d)
|
|
|
|
|
|
|
|
def process_classmethod(self, lex, d):
|
|
|
|
self.check_module(lex)
|
|
|
|
self.cur_module.process_classmethod(lex, d)
|
|
|
|
|
|
|
|
def process_method(self, lex, d):
|
|
|
|
self.check_module(lex)
|
|
|
|
self.cur_module.process_method(lex, d)
|
|
|
|
|
|
|
|
def process_constant(self, lex, d):
|
|
|
|
self.check_module(lex)
|
|
|
|
self.cur_module.process_constant(lex, d)
|
|
|
|
|
2014-05-10 18:12:47 +00:00
|
|
|
def validate(self):
|
|
|
|
for m in self.modules.values():
|
|
|
|
m.validate()
|
|
|
|
|
2014-10-31 01:36:11 +00:00
|
|
|
def dump(self, writer):
|
|
|
|
writer.heading(1, 'Modules')
|
|
|
|
writer.para('These are the Python modules that are implemented.')
|
2014-08-10 15:51:26 +00:00
|
|
|
for m in sorted(self.modules.values(), key=lambda x:x.name):
|
2014-10-31 01:36:11 +00:00
|
|
|
writer.para('[`{}`]({}/) - {}'.format(m.name, m.name, m.descr))
|
2014-08-08 22:29:05 +00:00
|
|
|
|
2014-10-31 01:36:11 +00:00
|
|
|
def write_html(self, dir):
|
|
|
|
md_writer = MarkdownWriter()
|
2014-08-08 22:34:39 +00:00
|
|
|
with open(os.path.join(dir, 'module', 'index.html'), 'wt') as f:
|
2014-10-31 01:36:11 +00:00
|
|
|
md_writer.start()
|
|
|
|
self.dump(md_writer)
|
|
|
|
f.write(markdown.markdown(md_writer.end()))
|
2014-04-29 21:55:34 +00:00
|
|
|
for m in self.modules.values():
|
|
|
|
mod_dir = os.path.join(dir, 'module', m.name)
|
|
|
|
makedirs(mod_dir)
|
2014-10-31 01:36:11 +00:00
|
|
|
m.write_html(mod_dir)
|
|
|
|
|
|
|
|
def write_rst(self, dir):
|
|
|
|
#with open(os.path.join(dir, 'module', 'index.html'), 'wt') as f:
|
|
|
|
# f.write(markdown.markdown(self.dump()))
|
|
|
|
for m in self.modules.values():
|
|
|
|
m.write_rst(dir)
|
2014-04-29 21:55:34 +00:00
|
|
|
|
|
|
|
regex_descr = r'(?P<descr>.*)'
|
|
|
|
|
|
|
|
doc_regexs = (
|
2014-09-17 23:27:42 +00:00
|
|
|
(Doc.process_module, re.compile(r'\\module (?P<id>[a-z][a-z0-9]*) - ' + regex_descr + r'$')),
|
2014-04-29 21:55:34 +00:00
|
|
|
(Doc.process_moduleref, re.compile(r'\\moduleref (?P<id>[a-z]+)$')),
|
|
|
|
(Doc.process_function, re.compile(r'\\function (?P<id>[a-z0-9_]+)(?P<args>\(.*\))$')),
|
|
|
|
(Doc.process_classmethod, re.compile(r'\\classmethod (?P<id>\\?[a-z0-9_]+)(?P<args>\(.*\))$')),
|
|
|
|
(Doc.process_method, re.compile(r'\\method (?P<id>\\?[a-z0-9_]+)(?P<args>\(.*\))$')),
|
2014-08-08 22:29:05 +00:00
|
|
|
(Doc.process_constant, re.compile(r'\\constant (?P<id>[A-Za-z0-9_]+) - ' + regex_descr + r'$')),
|
2014-04-29 21:55:34 +00:00
|
|
|
#(Doc.process_classref, re.compile(r'\\classref (?P<id>[A-Za-z0-9_]+)$')),
|
|
|
|
(Doc.process_class, re.compile(r'\\class (?P<id>[A-Za-z0-9_]+) - ' + regex_descr + r'$')),
|
|
|
|
)
|
|
|
|
|
|
|
|
def process_file(file, doc):
|
|
|
|
lex = Lexer(file)
|
|
|
|
doc.new_file()
|
|
|
|
try:
|
|
|
|
try:
|
|
|
|
while True:
|
|
|
|
line = lex.next()
|
|
|
|
fun, match = re_match_first(doc_regexs, line)
|
|
|
|
if fun == None:
|
|
|
|
lex.error('unknown line format: {}'.format(line))
|
|
|
|
fun(doc, lex, match.groupdict())
|
|
|
|
|
|
|
|
except Lexer.Break:
|
|
|
|
lex.error('unexpected break')
|
|
|
|
|
|
|
|
except Lexer.EOF:
|
|
|
|
pass
|
|
|
|
|
|
|
|
except Lexer.LexerError:
|
|
|
|
return False
|
|
|
|
|
|
|
|
return True
|
|
|
|
|
|
|
|
def main():
|
|
|
|
cmd_parser = argparse.ArgumentParser(description='Generate documentation for pyboard API from C files.')
|
|
|
|
cmd_parser.add_argument('--outdir', metavar='<output dir>', default='gendoc-out', help='ouput directory')
|
2014-10-31 01:36:11 +00:00
|
|
|
cmd_parser.add_argument('--format', default='html', help='output format: html or rst')
|
2014-05-10 18:12:47 +00:00
|
|
|
cmd_parser.add_argument('files', nargs='+', help='input files')
|
2014-04-29 21:55:34 +00:00
|
|
|
args = cmd_parser.parse_args()
|
|
|
|
|
|
|
|
doc = Doc()
|
|
|
|
for file in args.files:
|
|
|
|
print('processing', file)
|
|
|
|
if not process_file(file, doc):
|
|
|
|
return
|
2014-05-10 18:12:47 +00:00
|
|
|
try:
|
|
|
|
doc.validate()
|
|
|
|
except DocValidateError as e:
|
|
|
|
print(e)
|
2014-10-31 01:36:11 +00:00
|
|
|
|
|
|
|
makedirs(args.outdir)
|
|
|
|
|
|
|
|
if args.format == 'html':
|
|
|
|
doc.write_html(args.outdir)
|
|
|
|
elif args.format == 'rst':
|
|
|
|
doc.write_rst(args.outdir)
|
|
|
|
else:
|
|
|
|
print('unknown format:', args.format)
|
|
|
|
return
|
|
|
|
|
2014-04-29 21:55:34 +00:00
|
|
|
print('written to', args.outdir)
|
|
|
|
|
|
|
|
if __name__ == "__main__":
|
|
|
|
main()
|