pmacs3/mode/lisp.py

import commands, os.path, sets, string, sys, traceback
import color, completer, default, mode2, method, regex, tab2
from point2 import Point
from lex3 import Grammar, PatternRule, RegionRule, OverridePatternRule

class StringGrammar(Grammar):
    rules = [
        PatternRule(r'octal', r'\\[0-7]{3}'),
        PatternRule(r'escaped', r'\\.'),
    ]

class LispGrammar(Grammar):
    rules = [
        PatternRule(r'comment', r';.*$'),
#        PatternRule(r'functionname', r'(?<=def )[a-zA-Z_][a-zA-Z0-9_]*'),
#        PatternRule(r'classname', r'(?<=class )[a-zA-Z_][a-zA-Z0-9_]*'),
        PatternRule(r'reserved', r'(?:nil)(?![a-zA-Z0-9_])'),
        PatternRule(r'keyword', r'(?:while|when|unless|setq|require|or|not|mapcar|list|let|lambda|if|exists|equal|defvar|defun|defalias|count|cons|cdr|car|apply|and)(?![a-zA-Z0-9_])'),
        PatternRule(r'symbol', r"'[a-zA-Z_][a-zA-Z0-9-_]*"),
        PatternRule(r'type', r":[a-zA-Z_][a-zA-Z0-9-_]*"),
        PatternRule(r'attribute', r"&[a-zA-Z_][a-zA-Z0-9-_]*"),
#        PatternRule(r"builtin", r'(?<!\.)(?:zip|xrange|vars|unicode|unichr|type|tuple|super|sum|str|staticmethod|sorted|slice|setattr|set|round|repr|reduce|raw_input|range|property|pow|ord|open|oct|object|max|min|map|long|locals|list|len|iter|issubclass|isinstance|int|input|id|hex|hash|hasattr|globals|getattr|frozenset|float|filter|file|execfile|eval|enumerate|divmod|dir|dict|delattr|complex|compile|coerce|cmp|classmethod|chr|callable|bool)(?![a-zA-Z0-9_])'),
        PatternRule(r'bareword', r"[a-zA-Z_][a-zA-Z0-9-_]*"),
#        PatternRule(r'methodcall', r'(?<=\. )[a-zA-Z_][a-zA-Z0-9_]*(?= *\()'),
#        PatternRule(r'functioncall', r'[a-zA-Z_][a-zA-Z0-9_]*(?= *\()'),
#        PatternRule(r'system_identifier', r'__[a-zA-Z0-9_]+__'),
#        PatternRule(r'private_identifier', r'__[a-zA-Z0-9_]*'),
#        PatternRule(r'hidden_identifier', r'_[a-zA-Z0-9_]*'),
#        PatternRule(r'identifier', r'[a-zA-Z_][a-zA-Z0-9_]*'),
#        PatternRule(r'delimiter', r'\(|\)|\[|\]|{|}|@|,|:|\.|`|=|;|\+=|-=|\*=|/=|//=|%=|&=|\|=|\^=|>>=|<<=|\*\*='),
#        PatternRule(r"operator", r"\+|<>|<<|<=|<|-|>>|>=|>|\*\*|&|\*|\||/|\^|==|//|~|!=|%"),
        PatternRule(r"integer", r"(?<![\.0-9a-zA-Z_])(?:0|[1-9][0-9]*|0[0-7]+|0[xX][0-9a-fA-F]+)[lL]?(?![\.0-9a-zA-Z_])"),
        PatternRule(r"float", r"(?<![\.0-9a-zA-Z_])(?:[0-9]+\.[0-9]*|\.[0-9]+|(?:[0-9]|[0-9]+\.[0-9]*|\.[0-9]+)[eE][\+-]?[0-9]+)(?![\.0-9a-zA-Z_])"),
        PatternRule(r"imaginary", r"(?<![\.0-9a-zA-Z_])(?:[0-9]+|(?:[0-9]+\.[0-9]*|\.[0-9]+|(?:[0-9]|[0-9]+\.[0-9]*|\.[0-9]+)[eE][\+-]?[0-9]+)[jJ])(?![\.0-9a-zA-Z_])"),
#        RegionRule(r'string', r'"""', StringGrammar, r'"""'),
#        RegionRule(r'string', r"'''", StringGrammar, r"'''"),
        RegionRule(r'string', r'"', StringGrammar, r'"'),
#        RegionRule(r'string', r"'", StringGrammar, r"'"),
#        PatternRule(r'continuation', r'\\\n$'),
#        PatternRule(r'eol', r'\n$'),
    ]

class LispTabber(tab2.StackTabber):
    pass

class Lisp(mode2.Fundamental):
    tabbercls   = LispTabber
    grammar     = LispGrammar
    opentokens  = ('delimiter',)
    opentags    = {'(': ')', '[': ']', '{': '}'}
    closetokens = ('delimiter',)
    closetags   = {')': '(', ']': '[', '}': '{'}
    colors = {
        'keyword':        ('cyan', 'default'),
        'reserved':       ('blue', 'default'),
        'symbol':         ('magenta', 'default'),
        'type':           ('blue', 'default'),
        'string.start':   ('green', 'default'),
        'string.null':    ('green', 'default'),
        'string.octal':   ('magenta', 'default'),
        'string.escaped': ('magenta', 'default'),
        'string.format':  ('yellow', 'default'),
        'string.end':     ('green', 'default'),
        'integer':        ('default', 'default'),
        'float':          ('default', 'default'),
        'imaginary':      ('default', 'default'),
        'comment':        ('red', 'default'),
    }
    def __init__(self, w):
        mode2.Fundamental.__init__(self, w)
        # tag matching
        self.add_bindings('close-paren', (')',))
        self.add_bindings('close-brace', ('}',))
        self.add_bindings('close-bracket', (']',))
        ## add lisp-specific methods
        #self.add_action_and_bindings(LispCheckSyntax(), ('C-c s',))
    def name(self):
        return "Lisp"