89 lines
2.9 KiB
Python
89 lines
2.9 KiB
Python
import color, mode, method, ispell
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from lex import Token, Rule, PatternRule, RegionRule, Grammar
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class WordRule(PatternRule):
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def __init__(self):
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PatternRule.__init__(self, r'word', pattern=r"[a-zA-Z][a-zA-Z-\']*[a-zA-Z](?=$|[^a-zA-Z0-9-_])")
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def _spelled_ok(self, word):
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if ispell.can_spell():
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speller = ispell.get_speller()
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return speller.check(word, caps=False, title=False)
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else:
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return True
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def lex(self, lexer, parent, m):
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if m:
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s = m.group(0)
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if self._spelled_ok(s):
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token = Token('word', self, lexer.y, lexer.x, s, None, parent, {})
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else:
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token = Token('misspelled', self, lexer.y, lexer.x, s, None, parent, {})
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token.color = lexer.get_color(token)
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lexer.x += len(s)
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yield token
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raise StopIteration
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class ContinuedRule(RegionRule):
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def __init__(self):
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RegionRule.__init__(self, r'cont', r'[a-zA-Z0-9_]+- *$', Grammar, r'^ *(?:[^ ]+|$)')
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class TextGrammar(Grammar):
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rules = [
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ContinuedRule(),
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WordRule(),
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PatternRule(r'punct', r'[^a-zA-Z0-9_]'),
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PatternRule(r'stuff', r'[a-zA-Z0-9_]+'),
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]
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class TextWrapParagraph(method.WrapParagraph):
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pass
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class TextInsertSpace(method.Method):
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wrapper = TextWrapParagraph
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def execute(self, w, **vargs):
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cursor = w.logical_cursor()
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i = cursor.y
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if len(w.buffer.lines[i]) > self.wrapper.limit:
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self.wrapper().execute(w)
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w.insert_string_at_cursor(' ')
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class LearnWord(method.Method):
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def execute(self, w, **vargs):
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if not ispell.can_spell():
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w.application.set_error('Spelling support is unavailable')
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return
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cursor = w.logical_cursor()
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word = None
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for token in w.buffer.highlights[w.mode.name].tokens[cursor.y]:
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if (token.x <= cursor.x and
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token.end_x() > cursor.x and
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token.name == 'misspelled'):
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word = token.string
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if word is None:
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w.application.set_error('No misspelled word was found')
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return
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speller = ispell.get_speller()
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speller.learn(word)
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w.application.set_error("Added %r to personal dictionary" % (word))
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# cheap way to relex just this word; there should really be a function
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w.insert_string_at_cursor(' ')
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w.left_delete()
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class Text(mode.Fundamental):
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name = 'Text'
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extensions = ['.txt']
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grammar = TextGrammar
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actions = [LearnWord, TextInsertSpace, TextWrapParagraph]
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config = {
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'text.margin': 78,
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}
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def __init__(self, w):
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mode.Fundamental.__init__(self, w)
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self.add_bindings('learn-word', ('C-c l',))
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self.add_bindings('text-insert-space', ('SPACE',))
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self.add_bindings('text-wrap-paragraph', ('M-q',))
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install = Text.install
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