Class: OFX::OFX102::Parser

Inherits:
Racc::Parser
  • Object
show all
Defined in:
lib/ofx/1.0.2/lexer.rb,
lib/ofx/1.0.2/parser.rb

Defined Under Namespace

Classes: ScanError

Constant Summary collapse

Racc_arg = 
[
racc_action_table,
racc_action_check,
racc_action_default,
racc_action_pointer,
racc_goto_table,
racc_goto_check,
racc_goto_default,
racc_goto_pointer,
racc_nt_base,
racc_reduce_table,
racc_token_table,
racc_shift_n,
racc_reduce_n,
racc_use_result_var ]
Racc_token_to_s_table = 
[
"$end",
"error",
"tag_in",
"element",
"tag_out",
"etag_in",
"text",
"$start",
"target",
"ofx_body",
"tag_from",
"contents",
"tag_to",
"content",
"aggregate",
"value" ]
Racc_debug_parser = 
false

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#filename ⇒ Object (readonly)

Returns the value of attribute filename.



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# File 'lib/ofx/1.0.2/lexer.rb', line 33

def filename
  @filename
end

#lineno ⇒ Object (readonly)

Returns the value of attribute lineno.



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# File 'lib/ofx/1.0.2/lexer.rb', line 32

def lineno
  @lineno
end

#state ⇒ Object

Returns the value of attribute state.



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# File 'lib/ofx/1.0.2/lexer.rb', line 34

def state
  @state
end

Instance Method Details

#_next_token ⇒ Object 



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# File 'lib/ofx/1.0.2/lexer.rb', line 73

def _next_token
  text = @ss.peek(1)
  @lineno  +=  1  if text == "\n"
  token = case @state
  when nil
    case
    when (text = @ss.scan(/\<\//))
       action { @state = :TAG; [:etag_in, text] }

    when (text = @ss.scan(/\</))
       action { @state = :TAG; [:tag_in, text] }

    when (text = @ss.scan(/\s+(?=\S)/))
      ;

    when (text = @ss.scan(/.*?(?=(\<|\<\/)+?)/))
       action {               [:text, text] }

    when (text = @ss.scan(/.*\S(?=\s*$)/))
       action {               [:text, text] }

    when (text = @ss.scan(/\s+(?=$)/))
      ;

    else
      text = @ss.string[@ss.pos .. -1]
      raise  ScanError, "can not match: '" + text + "'"
    end  # if

  when :TAG
    case
    when (text = @ss.scan(/\>/))
       action { @state = nil;  [:tag_out, text] }

    when (text = @ss.scan(/[\w\-\.]+/))
       action {               [:element, text] }

    else
      text = @ss.string[@ss.pos .. -1]
      raise  ScanError, "can not match: '" + text + "'"
    end  # if

  else
    raise  ScanError, "undefined state: '" + state.to_s + "'"
  end  # case state
  token
end

#_reduce_none(val, _values, result) ⇒ Object 



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# File 'lib/ofx/1.0.2/parser.rb', line 207

def _reduce_none(val, _values, result)
  val[0]
end

#action ⇒ Object 



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# File 'lib/ofx/1.0.2/lexer.rb', line 42

def action
  yield
end

#load_file(filename) ⇒ Object 



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# File 'lib/ofx/1.0.2/lexer.rb', line 52

def load_file( filename )
  @filename = filename
  open(filename, "r") do |f|
    scan_setup(f.read)
  end
end

#next_token ⇒ Object 



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# File 'lib/ofx/1.0.2/lexer.rb', line 65

def next_token
  return if @ss.eos?
  
  # skips empty actions
  until token = _next_token or @ss.eos?; end
  token
end

#scan_file(filename) ⇒ Object 



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# File 'lib/ofx/1.0.2/lexer.rb', line 59

def scan_file( filename )
  load_file(filename)
  do_parse
end

#scan_setup(str) ⇒ Object 



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# File 'lib/ofx/1.0.2/lexer.rb', line 36

def scan_setup(str)
  @ss = StringScanner.new(str)
  @lineno =  1
  @state  = nil
end

#scan_str(str) ⇒ Object Also known as: scan 



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# File 'lib/ofx/1.0.2/lexer.rb', line 46

def scan_str(str)
  scan_setup(str)
  do_parse
end