Source

wxPython / wx / tools / Editra / src / syntax / _forth.py

###############################################################################
# Name: forht.py                                                              #
# Purpose: Define Forth syntax for highlighting and other features            #
# Author: Cody Precord <cprecord@editra.org>                                  #
# Copyright: (c) 2009 Cody Precord <staff@editra.org>                         #
# License: wxWindows License                                                  #
###############################################################################

"""
FILE: _forth.py
AUTHOR: Cody Precord
@summary: Lexer configuration module for Forth

"""

__author__ = "Cody Precord <cprecord@editra.org>"
__svnid__ = "$Id: _forth.py 68798 2011-08-20 17:17:05Z CJP $"
__revision__ = "$Revision: 68798 $"

#-----------------------------------------------------------------------------#
# Imports
import wx.stc as stc

# Local Imports
import synglob
import syndata

#-----------------------------------------------------------------------------#

#---- Keyword Definitions ----#

# Control Keywords
CONTROL_KW = (0, "again begin case do else endcase endof if loop of "
                 "repeat then until while [if] [else] [then] ?do")

# Keywords
KEYWORDS = (1, "dup drop rot swap over @ ! 2@ 2! 2dup 2drop 2swap 2over nip "
               "r@ >r r&gt; 2r@ 2>r 2r>; 0= 0<; sp@ sp! w@ w! c@ c! < > = "
               "<> 0<> space spaces key? key throw catch abort */ 2* /mod "
               "cell+ cells char+ chars move erase dabs title hex decimal "
               "hold <# # #s #> sign d. . u. dump (.\") >number ' immediate "
               "exit recurse unloop leave here allot , c, w, compile, branch, "
               "ret, lit, dlit, ?branch, \", >mark >resolve1 <mark >resolve "
               "align aligned user-allot user-here header does> smudge hide "
               ":noname last-word ?error error2 find1 sfind set-current "
               "get-current definitions get-order forth only set-order also "
               "previous voc-name. order latest literal 2literal sliteral "
               "cliteral ?literal1 ?sliteral1 hex-literal hex-sliteral "
               "?literal2 ?sliteral2 source EndOfChunk CharAddr PeekChar "
               "IsDelimiter GetChar OnDelimiter SkipDelimiters OnNotDelimiter "
               "SkipWord SkipUpTo ParseWord NextWord parse skip "
               "console-handles refill depth ?stack ?comp word interpret bye "
               "quit main1 evaluate include-file included >body +word "
               "wordlist class! class@ par! par@ id. ?immediate ?voc "
               "immediate VOC WordByAddrWl WordByAddr nlist words save options "
               "/notransl ansi>oem accept emit cr type ekey? ekey ekey>char "
               "externtask erase-imports ModuleName ModuleDirName environment? "
               "drop-exc-handler set-exc-handler halt err close-file "
               "create-file create-file-shared open-file-shared delete-file "
               "file-position file-size open-file read-file reposition-file "
               "dos-lines unix-lines read-line write-file resize-file "
               "write-line allocate free resize start suspend resume stop "
               "pause min max true false asciiz> r/o w/o ;class endwith or and "
               "/string search compare export ;module space")

# Definition Keywords
DEFINITION_KW = (2, "variable create : value constant vm: m: var dvar chars "
                    "obj constr: destr: class: object: pointer user "
                    "user-create user-value vect wndproc: vocabulary -- task: "
                    "cez: module:")

# Prewords with one argument
PREWORDS1 = (3, "CHAR [CHAR] POSTPONE WITH ['] TO [COMPILE] CHAR ASCII \\'")

# Prewords with two arguments
PREWORDS2 = (4, "REQUIRE WINAPI:")

# String definition Keywords
STRING_DEF_KW = (5, "S\" ABORT\" Z\" \" .\" C\"")

#---- End Keyword Definitions ----#

#---- Syntax Style Specs ----#
SYNTAX_ITEMS = [(stc.STC_FORTH_DEFAULT, "default_style"),
                (stc.STC_FORTH_COMMENT, "comment_style"),
                (stc.STC_FORTH_COMMENT_ML, "comment_style"),
#                ("STC_FORTH_CONTROL", ""),
#                ("STC_FORTH_DEFWORD", ""),
#                ("STC_FORTH_IDENTIFIER", ""),
                (stc.STC_FORTH_KEYWORD, "keyword_style"),
#                ("STC_FORTH_LOCALE", ""),
                (stc.STC_FORTH_NUMBER, "number_style"),
                (stc.STC_FORTH_PREWORD1, "keyword2_style"),
                (stc.STC_FORTH_PREWORD2, "keyword3_style"),
                (stc.STC_FORTH_STRING, "string_style")]


#---- Extra Properties ----#

#-----------------------------------------------------------------------------#

class SyntaxData(syndata.SyntaxDataBase):
    """SyntaxData object for Forth""" 
    def __init__(self, langid):
        super(SyntaxData, self).__init__(langid)

        # Setup
        self.SetLexer(stc.STC_LEX_FORTH)

    def GetKeywords(self):
        """Returns Specified Keywords List """
        return [CONTROL_KW, KEYWORDS, DEFINITION_KW,
                PREWORDS1, PREWORDS2, STRING_DEF_KW]

    def GetSyntaxSpec(self):
        """Syntax Specifications """
        return SYNTAX_ITEMS

    def GetCommentPattern(self):
        """Returns a list of characters used to comment a block of code """
        return [u'\\ ']
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