Class: Rsec::ParseContext

Inherits:
Object
  • Object
show all
Defined in:
lib/error.rb

Overview

expand error reporting of Rsec

Instance Method Summary collapse

Instance Method Details

#report_error(msg, source) ⇒ Object 



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# File 'lib/error.rb', line 3

def report_error(msg, source)
  if pos <= @last_fail_pos
    line = line @last_fail_pos
    col = col @last_fail_pos
    line_text = line_text @last_fail_pos
    expect_tokens = Rsec::Fail.get_tokens @last_fail_mask
    expects = ", expect token [ #{expect_tokens.join ' | '} ]"
  else
    line = line pos
    col = col pos
    line_text = line_text pos
    expects = nil
  end
  msg = "#{msg}\nin #{source}:#{line} at #{col}#{expects}"
  Rsec::SyntaxError.new msg, line_text, line, col
end