87 lines
3.6 KiB
Python
87 lines
3.6 KiB
Python
import commands, os.path, string, sys, traceback
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import color, completer, default, mode, method, regex, tab
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import buffer.emul
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import window
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from point import Point
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from lex import Grammar, PatternRule, RegionRule, OverridePatternRule, NocasePatternRule
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class CommentGrammar(Grammar): pass
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CommentGrammar.rules = [
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RegionRule(r'comment', r'{-', CommentGrammar, r'-}'),
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PatternRule(r'data', r'(?:[^{-]|{(?!-)|-(?!}))+'),
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]
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class StringGrammar(Grammar):
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rules = [
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RegionRule(r'gap', r'\\ *\n$', Grammar, r'^ *[^ \n]'),
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NocasePatternRule(r'escaped', r'\\(?:NUL|SOH|STX|ETX|EOT|ENQ|ACK|BEL|BS|HT|LF|VT|FF|CR|SO|SI|DLE|DC1|DC2|DC3|DC4|NAK|SYN|ETB|CAN|EM|SUB|ESC|FS|GS|RS|US|SP|DEL|[&abfnrtv\\"\']|\^[a-z]|\d{1,3}|o[0-7]{0,3}|x(?:[0-9a-f]){0,2})'),
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PatternRule(r'data', r'[^\\"]+'),
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]
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class HaskellGrammar(Grammar):
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rules = [
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PatternRule(r'comment', r'--(?!>).*$'),
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RegionRule(r'comment', r'{-', CommentGrammar, r'-}'),
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PatternRule(r'integer', r'[0-9]+|0[oO][0-7]+|0[xX][0-7]+'),
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PatternRule(r'float', r'[0-9]+\.[0-9]+(?:[eE][+-]?[0-9]+)?|[0-9]+[eE][+-]?[0-9]+'),
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PatternRule(r'char', r"'[^'\\]'"),
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PatternRule(r'char', r"'(?:[^'\\]|\\(?:NUL|SOH|STX|ETX|EOT|ENQ|ACK|BEL|BS|HT|LF|VT|FF|CR|SO|SI|DLE|DC1|DC2|DC3|DC4|NAK|SYN|ETB|CAN|EM|SUB|ESC|FS|GS|RS|US|SP|DEL|[&abfnrtv\\\"\']|\^[a-z]|\d{1,3}|o[0-7]{0,3}|x(?:[0-9a-f]){0,2}))'"),
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PatternRule(r'spaces', r' +'),
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PatternRule(r'eol', r'\n'),
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PatternRule(r'delimiter', r'[\[\](){};]'),
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RegionRule(r'string', r'"', StringGrammar, r'"'),
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PatternRule(r'reserved', r"(?:_|where|type|then|of|newtype|module|let|instance|infixr|infixl|infix|in|import|if|else|do|deriving|default|data|class|case)(?![a-zA-Z0-9_'])"),
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PatternRule(r'hs_declaration', r"^[a-z_][a-zA-Z0-9_']*"),
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PatternRule(r'hs_variable', r"[a-z_][a-zA-Z0-9_']*"),
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PatternRule(r'hs_constructor', r"[A-Z][a-zA-Z0-9_']*"),
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PatternRule(r'hs_operator', r'`[a-z_][a-zA-Z0-9_\']*`'),
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PatternRule(r'operator', r'@|!|>@>|>>=|>>|=>|::|->|;|<-|\\\\|\.\.|!!|:|\+\+|\||\.|\\|>=|>|/=|==|<=|<|\|\||&&|\^\^|\*\*|##|\^|/|\*|-|\+|='),
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]
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class HugsStart(method.shell.Interact):
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args = []
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def _execute(self, w, **vargs):
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method.shell.Interact._execute(self, w, bname='*Hugs*', cmd='hugs')
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class HugsLoadFile(method.shell.Interact):
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args = []
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def _execute(self, w, **vargs):
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method.shell.Interact._execute(self, w, bname='*Hugs*', cmd='hugs')
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b = w.application.get_buffer_by_name('*Hugs*')
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path = os.path.realpath(w.buffer.path)
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b.pipe_write(':load "%s"\n' % path)
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class HaskellTabber(tab.Tabber):
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pass
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class Haskell(mode.Fundamental):
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name = 'Haskell'
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extensions = ['.hs']
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tabwidth = 4
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commentc = '--'
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#tabbercls = mode.lisp.LispTabber
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grammar = HaskellGrammar
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opentokens = ('delimiter',)
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opentags = {'(': ')', '{': '}', '[': ']'}
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closetokens = ('delimiter',)
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closetags = {')': '(', '}': '{', ']': '['}
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colors = {
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'hs_constructor': ('magenta', 'default', 'bold'),
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'hs_declaration': ('blue', 'default', 'bold'),
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'hs_variable': ('yellow', 'default', 'bold'),
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'hs_operator': ('cyan', 'default', 'bold'),
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'string.gap.start': ('red', 'default', 'bold'),
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'string.gap.null': ('red', 'default', 'bold'),
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'string.gap.end': ('red', 'default', 'bold'),
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}
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_bindings = {
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'close-paren': (')',),
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'close-brace': ('}',),
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'close-bracket': (']',),
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}
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actions = [HugsStart, HugsLoadFile]
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install = Haskell.install
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