59 lines
2.4 KiB
Python
59 lines
2.4 KiB
Python
import commands
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import color, mode, method, tab
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from lex import Grammar, PatternRule, RegionRule, OverridePatternRule
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from mode.python import StringGrammar1, StringGrammar2
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class LuaGrammar(Grammar):
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rules = [
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PatternRule(r'comment', r'--.*$'),
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PatternRule(r'spaces', r' +'),
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PatternRule(r'eol', r'\n'),
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RegionRule(r'string', r"'", StringGrammar1, r"'"),
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RegionRule(r'string', r'"', StringGrammar2, r'"'),
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PatternRule(r'keyword', r'(?:while|until|true|then|return|repeat|or|not|nil|local|in|if|function|for|false|end|elseif|else|do|break|and)(?![a-zA-Z0-9_])'),
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#PatternRule(r'function', r'[a-zA-Z_][a-zA-Z0-9_]*(?= *\()'),
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PatternRule(r'function', r'(?<=function )[a-zA-Z_][a-zA-Z0-9_]*'),
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#PatternRule(r'identifier', r'[a-zA-Z_][a-zA-Z0-9_]*'),
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PatternRule(r'lua_identifier', r'[a-zA-Z_][a-zA-Z0-9_]*'),
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PatternRule(r'delimiter', r'(?:[=(){}\[\];:,.])'),
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PatternRule(r'operator', r'(?:\.\.\.|\.\.|==|~=|<=|>=|<|>)'),
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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_])"),
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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_])"),
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]
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class LuaCheckSyntax(method.Method):
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'''Check the syntax of a lua file'''
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def _execute(self, w, **vargs):
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app = w.application
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cmd = "luac -p %r" % (w.buffer.path)
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(status, output) = commands.getstatusoutput(cmd)
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if status == 0:
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app.set_error("Syntax OK")
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app.data_buffer("*Lua-Check-Syntax*", output, switch_to=False)
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else:
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app.data_buffer("*Lua-Check-Syntax*", output)
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class Lua(mode.Fundamental):
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modename = 'Lua'
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extensions = ['.lua']
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#tabbercls = mode.lisp.LispTabber
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grammar = LuaGrammar
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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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actions = [LuaCheckSyntax]
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def __init__(self, w):
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mode.Fundamental.__init__(self, w)
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self.add_bindings('close-paren', (')',))
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self.add_bindings('close-brace', ('}',))
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self.add_bindings('close-bracket', (']',))
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self.add_bindings('lua-check-syntax', ('C-c s',))
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install = Lua.install
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