Module: S2::Display

Defined in:
lib/s2/display.rb

Class Method Summary collapse

Class Method Details

.error(filename, source, err) ⇒ Object 



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# File 'lib/s2/display.rb', line 6

def self.error(filename, source, err)
  line = source.split("\n")
  STDERR.puts "#{filename}:#{err["_line"]}:#{err["_col"]} #{"error".colorize(:red)}: #{err["_error"]}"
  STDERR.puts line[err["_line"] - 1]

  STDERR.puts " " * (err["_col"] - 1) + "^".colorize(:green)
  STDERR.puts " " * (err["_col"] - 1) + "#{err["_explain"]}" if err["_explain"]

  if err["_type"] == "parser"
  	STDERR.puts ""
  	STDERR.puts "Please refer to https://davidsiaw.github.com/s2/syntax for correct syntax"
  end
end