Class: StringScanner

Inherits:
Object show all
Defined in:
lib/rpdf2txt-rockit/stringscanner.rb

Overview

Simple substitution for strscan in Ruby for users that lack strscan.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(string) ⇒ StringScanner

Returns a new instance of StringScanner.



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# File 'lib/rpdf2txt-rockit/stringscanner.rb', line 14

def initialize(string)
  @orig, @pointer = string, 0
end

Instance Attribute Details

#pointer ⇒ Object

Returns the value of attribute pointer.



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# File 'lib/rpdf2txt-rockit/stringscanner.rb', line 12

def pointer
  @pointer
end

Instance Method Details

#check(regexp) ⇒ Object 



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# File 'lib/rpdf2txt-rockit/stringscanner.rb', line 30

def check(regexp)
  apply_regexp(regexp, false)
end

#rest ⇒ Object 



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# File 'lib/rpdf2txt-rockit/stringscanner.rb', line 22

def rest
  @orig[pointer..-1]
end

#rest? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rpdf2txt-rockit/stringscanner.rb', line 26

def rest?
  rest.length > 0
end

#scan(regexp) ⇒ Object 



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# File 'lib/rpdf2txt-rockit/stringscanner.rb', line 34

def scan(regexp)
  apply_regexp(regexp, true)
end

#string ⇒ Object 



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# File 'lib/rpdf2txt-rockit/stringscanner.rb', line 18

def string
  @orig
end