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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("Cannot open $filename: $!");
    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 blessed object of Compiler::Parser::AST.
    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) <goccy54@gmail.com>

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.