# NAME Compiler::Parser - Create Abstract Syntax Tree for Perl5 # SYNOPSIS use Compiler::Lexer; use Compiler::Parser; use Compiler::Parser::AST::Renderer; my $filename = $ARGV[0]; open(my $fh, "<", $filename) or die("$filename could not find."); my $script = do { local $/; <$fh> }; my $lexer = Compiler::Lexer->new($filename); my $tokens = $lexer->tokenize($script); my $parser = Compiler::Parser->new(); my $ast = $parser->parse($tokens); Compiler::Parser::AST::Renderer->new->render($ast); # DESCRIPTION Compiler::Parser creates abstract syntax tree for perl5. # METHODS - my $parser = Compiler::Parser->new(); Create new instance of Compiler::Parser. - my $ast = $parser->parse($tokens); Get array reference includes abstract syntax tree each statement. This method requires $tokens from Compiler::Lexer::tokenize. - my $renderer = Compiler::Parser::AST::Renderer->new(); Create new instance of Compiler::Parser::AST::Renderer. - $renderer->render($ast) Render abstract syntax tree. This method requires $ast from Compiler::Parser::parse. Default rendering engine is Compiler::Parser::AST::Renderer::Engine::Text. # SEE ALSO \[Compiler::Lexer\](http://search.cpan.org/perldoc?Compiler::Lexer) # AUTHOR Masaaki Goshima (goccy) # COPYRIGHT AND LICENSE Copyright (C) Masaaki Goshima (goccy). This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.