Definitions

'''
Created on Aug 6, 2012

@author: Sasa Trifunovic

    
    I should write test(s) so i could be sure every one of theme is working
    as i intended them to do!!!

'''


tokens = (
          'LCURLYB',
          'RCURLYB',
          'LBRACKET',
          'RBRACKET',
          'COMMA',
          'DOTCOMMA',
          'EQUAL',
          'EXCLAMATION',
          '2XEQUAL',
          'EXCLAMATIONEQUAL',
          'STRING',
          'WORD',
          'NUMBER',
          'WHITESPACES'
          )

def t_LCURLYB(token):
    r'{'
    return token

def t_RCURLYB(token):
    r'}'
    return token

def t_LBRACKET(token):
    r'\('
    return token

def t_RBRACKET(token):
    r'\)'
    return token

def t_COMMA(token):
    r','
    return token

def t_DOTCOMMA(token):
    r';'
    return token

def t_EQUAL(token):
    r'='
    return token

def t_EXCLAMATION(token):
    r'!'
    return token

def t_2XEQUAL(token):
    r'=='
    return token

def t_EXCLAMATIONEQUAL(token):
    r'!='
    return token

def t_STRING(t):
        r'"[^"]*"'
        t.value = t.value[1:-1] # drop "surrounding quotes"
        return t

"""

This token definition is maybe redundant and it should be placed in HTML token definitions
"""
def t_WORD(token):
    r'[a-z]+'
    return token

def t_NUMBER(token):
    r'[0-9]+'
    token.value = int(token.value)
    return token

def t_WHITESPACES(token):
    r'" "'
    pass

def t_error(t):
    print 'Illegal character'
    t.lexer.skip(1)

t_ignore                = ' \t\v\r' # shortcut for whitespace