#!/usr/bin/env perl
# -------------------------------------------------------------------------------------------------
# Copyright (c) 2015 zsh-syntax-highlighting contributors
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification, are permitted
# provided that the following conditions are met:
#
#  * Redistributions of source code must retain the above copyright notice, this list of conditions
#    and the following disclaimer.
#  * Redistributions in binary form must reproduce the above copyright notice, this list of
#    conditions and the following disclaimer in the documentation and/or other materials provided
#    with the distribution.
#  * Neither the name of the zsh-syntax-highlighting contributors nor the names of its contributors
#    may be used to endorse or promote products derived from this software without specific prior
#    written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
# FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
# IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# -------------------------------------------------------------------------------------------------
# vim: ft=perl sw=2 ts=2 et
# -------------------------------------------------------------------------------------------------

# This is a stdin-to-stdout filter that takes TAP output (such as 'make test')
# on stdin and deletes lines pertaining to expected results.
#
# More specifically, if any of the test points in a test file either failed but
# was expected to pass, or passed but was expected to fail, then emit that test
# file's output; else, elide that test file's output.

use v5.10.0;
use warnings;
use strict;

undef $/; # slurp mode
print for
  grep { /^ok.*# TODO/m or /^not ok(?!.*# TODO)/m or /^Bail out!/m }
    # Split on plan lines and remove them from the output.  (To keep them,
    # use the lookahead syntax, «(?=…)», to make the match zero-length.)
    split /^\d+\.\.\d+$/m,
      <STDIN>;
