Contents

module WirisPlugin
include  Wiris
require('com/wiris/common/WInteger.rb')
  class StringParser
  include Wiris

    attr_accessor :i
    attr_accessor :n
    attr_accessor :c
    attr_accessor :str
    def initialize()
      super()
    end
    def init(str)
      @str = str
      @i = 0
      @n = str::length()
      nextToken()
    end
    def skipBlanks()
      while (@i<@n)&&self.class.isBlank(@c)
        nextToken()
      end
    end
    def nextToken()
      if @c==-1
        raise Exception,"End of string"
      end
      nextSafeToken()
    end
    def nextSafeToken()
      if @i<@n
        @c = Utf8::charCodeAt(Std::substr(@str,@i),0)
        @i+=(Utf8::uchr(@c))::length()
      else 
        @c = -1
      end
    end
    def self.isBlank(c)
      return ((((c==32)||(c==10))||(c==13))||(c==9))||(c==160)
    end
    def getPositionRepresentation()
      i0 = WInteger::min(@i,@n)
      s0 = WInteger::max(0,@i-20)
      e0 = WInteger::min(@n,@i+20)
      return (("..."+Std::substr(@str,s0,i0-s0).to_s)+" >>> . <<<")+Std::substr(@str,i0,e0).to_s
    end
    def isHexDigit(c)
      if (c>=48)&&(c<=58)
        return true
      end
      if (c>=97)&&(c<=102)
        return true
      end
      if (c>=65)&&(c<=70)
        return true
      end
      return false
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
wirispluginengine-3.62.0.1322	lib/com/wiris/util/json/StringParser.rb