Class: CodeRay::Scanners::Scheme

Inherits:
Scanner
  • Object
show all
Defined in:
lib/coderay/scanners/scheme.rb

Overview

Scheme scanner for CodeRay (by closure). Thanks to murphy for putting CodeRay into public.

Constant Summary collapse

CORE_FORMS = 
%w[
  lambda let let* letrec syntax-case define-syntax let-syntax
  letrec-syntax begin define quote if or and cond case do delay
  quasiquote set! cons force call-with-current-continuation call/cc
]
IDENT_KIND = 
CaseIgnoringWordList.new(:ident).
add(CORE_FORMS, :reserved)
IDENTIFIER =

IDENTIFIER_INITIAL = /[a-z!@$%&*/:<=>?~_^]/i IDENTIFIER_SUBSEQUENT = /#IDENTIFIER_INITIAL|d|.|+|-/ IDENTIFIER = /#IDENTIFIER_INITIAL#IDENTIFIER_SUBSEQUENT*|+|-|.3/

/[a-zA-Z!@$%&*\/:<=>?~_^][\w!@$%&*\/:<=>?~^.+\-]*|[+-]|\.\.\./
DIGIT = 
/\d/
DIGIT10 = 
DIGIT
DIGIT16 = 
/[0-9a-f]/i
DIGIT8 = 
/[0-7]/
DIGIT2 = 
/[01]/
RADIX16 = 
/\#x/i
RADIX8 = 
/\#o/i
RADIX2 = 
/\#b/i
RADIX10 = 
/\#d/i
EXACTNESS = 
/#i|#e/i
SIGN = 
/[\+-]?/
EXP_MARK = 
/[esfdl]/i
EXP = 
/#{EXP_MARK}#{SIGN}#{DIGIT}+/
SUFFIX = 
/#{EXP}?/
PREFIX10 = 
/#{RADIX10}?#{EXACTNESS}?|#{EXACTNESS}?#{RADIX10}?/
PREFIX16 = 
/#{RADIX16}#{EXACTNESS}?|#{EXACTNESS}?#{RADIX16}/
PREFIX8 = 
/#{RADIX8}#{EXACTNESS}?|#{EXACTNESS}?#{RADIX8}/
PREFIX2 = 
/#{RADIX2}#{EXACTNESS}?|#{EXACTNESS}?#{RADIX2}/
UINT10 = 
/#{DIGIT10}+#*/
UINT16 = 
/#{DIGIT16}+#*/
UINT8 = 
/#{DIGIT8}+#*/
UINT2 = 
/#{DIGIT2}+#*/
DECIMAL = 
/#{DIGIT10}+#+\.#*#{SUFFIX}|#{DIGIT10}+\.#{DIGIT10}*#*#{SUFFIX}|\.#{DIGIT10}+#*#{SUFFIX}|#{UINT10}#{EXP}/
UREAL10 = 
/#{UINT10}\/#{UINT10}|#{DECIMAL}|#{UINT10}/
UREAL16 = 
/#{UINT16}\/#{UINT16}|#{UINT16}/
UREAL8 = 
/#{UINT8}\/#{UINT8}|#{UINT8}/
UREAL2 = 
/#{UINT2}\/#{UINT2}|#{UINT2}/
REAL10 = 
/#{SIGN}#{UREAL10}/
REAL16 = 
/#{SIGN}#{UREAL16}/
REAL8 = 
/#{SIGN}#{UREAL8}/
REAL2 = 
/#{SIGN}#{UREAL2}/
IMAG10 = 
/i|#{UREAL10}i/
IMAG16 = 
/i|#{UREAL16}i/
IMAG8 = 
/i|#{UREAL8}i/
IMAG2 = 
/i|#{UREAL2}i/
COMPLEX10 = 
/#{REAL10}@#{REAL10}|#{REAL10}\+#{IMAG10}|#{REAL10}-#{IMAG10}|\+#{IMAG10}|-#{IMAG10}|#{REAL10}/
COMPLEX16 = 
/#{REAL16}@#{REAL16}|#{REAL16}\+#{IMAG16}|#{REAL16}-#{IMAG16}|\+#{IMAG16}|-#{IMAG16}|#{REAL16}/
COMPLEX8 = 
/#{REAL8}@#{REAL8}|#{REAL8}\+#{IMAG8}|#{REAL8}-#{IMAG8}|\+#{IMAG8}|-#{IMAG8}|#{REAL8}/
COMPLEX2 = 
/#{REAL2}@#{REAL2}|#{REAL2}\+#{IMAG2}|#{REAL2}-#{IMAG2}|\+#{IMAG2}|-#{IMAG2}|#{REAL2}/
NUM10 = 
/#{PREFIX10}?#{COMPLEX10}/
NUM16 = 
/#{PREFIX16}#{COMPLEX16}/
NUM8 = 
/#{PREFIX8}#{COMPLEX8}/
NUM2 = 
/#{PREFIX2}#{COMPLEX2}/
NUM = 
/#{NUM10}|#{NUM16}|#{NUM8}|#{NUM2}/

Constants inherited from Scanner

CodeRay::Scanners::Scanner::DEFAULT_OPTIONS, CodeRay::Scanners::Scanner::KINDS_NOT_LOC, CodeRay::Scanners::Scanner::ScanError

Method Summary

Methods inherited from Scanner

#column, #each, file_extension, #initialize, #line, #marshal_dump, #marshal_load, normify, #reset, streamable?, #streaming?, #string=, #tokenize, #tokens

Methods included from Plugin

#helper, #included, #plugin_host, #plugin_id, #register_for, #title

Constructor Details

This class inherits a constructor from CodeRay::Scanners::Scanner