Method: ExcelFormula::Parser#prec5_expr

Defined in:
lib/surpass/ExcelFormulaParser.rb

#prec5_expr(arg_type) ⇒ Object

parser rule prec5_expr

(in ExcelFormula.g) 94:1: prec5_expr : ( primary | SUB primary );



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# File 'lib/surpass/ExcelFormulaParser.rb', line 565

def prec5_expr(arg_type)
  # -> uncomment the next line to manually enable rule tracing
  # trace_in(__method__, 8)

  begin
    # at line 95:5: ( primary[arg_type] | SUB primary[arg_type] )
    alt_10 = 2
    alt_10 = @dfa10.predict(@input)
    case alt_10
    when 1
      # at line 95:7: primary[arg_type]
      @state.following.push(TOKENS_FOLLOWING_primary_IN_prec5_expr_818)
      primary(arg_type)
      @state.following.pop

    when 2
      # at line 96:7: SUB primary[arg_type]
      match(SUB, TOKENS_FOLLOWING_SUB_IN_prec5_expr_827)
      @state.following.push(TOKENS_FOLLOWING_primary_IN_prec5_expr_829)
      primary(arg_type)
      @state.following.pop
      # --> action
       @rpn += [PTGUMINUS].pack('C') 
      # <-- action

    end
  rescue ANTLR3::Error::RecognitionError => re
    report_error(re)
    recover(re)

  ensure
    # -> uncomment the next line to manually enable rule tracing
    # trace_out(__method__, 8)

  end
  
  return 
end