Aaron Gough (He/Him) aarongough

## ragel_lexer_emit_example.rb
[{:name => :integer_literal, :value => "-101" }]

## ragel_lexer_action_emmit.rl
%%{

  machine test_lexer;

  integer = ('+'|'-')?[0-9]+;

  main := |*
    integer  => {
      emit(:integer_literal, data, token_array, ts, te)
    };

## ragel_lexer_emit_token.rb
def emit(token_name, data, target_array, ts, te)
  target_array << {:name => token_name.to_sym, :value => data[ts...te].pack("c*") }
end

## ragel_lexer_token_extraction.rl
%%{

  machine test_lexer;

  integer = ('+'|'-')?[0-9]+;

  main := |*
    integer => { puts "Integer: " + data[ts..te].pack("c*") };
  *|;


## ragel_lexer_w_action.rl
%%{

  machine test_lexer;

  integer = ('+'|'-')?[0-9]+;

  main := |*
    integer => { puts "Integer" };
  *|;


## ragel_lexer_definition.rl
%%{

  machine test_lexer;

  integer = ('+'|'-')?[0-9]+;

  main := |*
    integer;
  *|;


## ragel_lexer_w_token.rl
%%{

  machine test_lexer;

  integer = ('+'|'-')?[0-9]+;

}%%

## ragel_lexer_run_lexer.rb
def run_lexer(data)
  data = data.unpack("c*") if(data.is_a?(String))
  eof = data.length
  token_array = []

  %% write init;
  %% write exec;

  puts token_array.inspect
end

## ragel_compile_command.sh
ragel -R lexer.rl

## ragel_lexer_scanner_example_w_name_tokens.rl
%%{

  machine test_lexer;

  integer = <token_description>;
  float   = <token_description>;

  main := |*
    integer => {<action>};
    float   => {<action>};
	%%{

	machine test_lexer;

	integer = ('+'\|'-')?[0-9]+;

	main := \|*
	integer => {
	emit(:integer_literal, data, token_array, ts, te)
	};
	def emit(token_name, data, target_array, ts, te)
	target_array << {:name => token_name.to_sym, :value => data[ts...te].pack("c*") }
	end
	def run_lexer(data)
	data = data.unpack("c*") if(data.is_a?(String))
	eof = data.length
	token_array = []

	%% write init;
	%% write exec;

	puts token_array.inspect
	end
	%%{

	machine test_lexer;

	integer = <token_description>;
	float = <token_description>;

	main := \|*
	integer => {<action>};
	float => {<action>};