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NAME Eval::LineNumbers - Add line numbers to heredoc blocks that contain perl source code SYNOPSIS use Eval::LineNumbers qw(eval_line_numbes); eval eval_line_numbers(<<END_HEREIS); code END_HEREIS eval eval_line_numbers($caller_level, $code) DESCRIPTION Add a "#line "this-file" 392" comment to heredoc/hereis text that is going to be eval'ed so that error messages will point back to the right place. Please note: when you embed "\n" in your code, it gets expanded in double-quote hereis documents so it will mess up your line numbering. Use "\\n" instead when you can. Caller Level Example The second form of eval_line_numbers where a caller-level is provided is for the situation where the code is generated in one place and eval'ed in another place. The caller level should be the number of stack levels between where the heredoc was created and where it is eval'ed. sub example { return <<END_HEREIS code END_HEREIS } eval eval_line_numbers(1, example()) LICENSE Copyright (C) 2009 David Muir Sharnoff. Copyright (C) 2013 Google, Inc. This package may be used and redistributed under the terms of either the Artistic 2.0 or LGPL 2.1 license.
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