parse() print debug to STDOUT

[bes-internal]

Compiler::Parser->new()->parse($tokens) print text render of AST (debug?) to STDOUT

use Compiler::Lexer;
use Compiler::Parser;
$lexer = Compiler::Lexer->new();
$tokens=$lexer->tokenize('1+2');
$parser = Compiler::Parser->new();
$parser->parse($tokens);

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