'main': Highlight mismatched foreach/end.

Fixes #96.

highlighters/main/main-highlighter.zsh

@@ -218,6 +218,7 @@ _zsh_highlight_highlighter_main_paint()
   # "Q" for square
   # "Y" for curly
   # "D" for do/done
+  # "$" for 'end' (matches 'foreach' always; also used with cshjunkiequotes in repeat/while)
   local braces_stack
 
   if (( path_dirs_was_set )); then
@@ -468,6 +469,12 @@ _zsh_highlight_highlighter_main_paint()
                           ('done')
                             _zsh_highlight_main__stack_pop 'D' style=reserved-word
                             ;;
+                          ('foreach')
+                            braces_stack='$'"$braces_stack"
+                            ;;
+                          ('end')
+                            _zsh_highlight_main__stack_pop '$' style=reserved-word
+                            ;;
                         esac
                         ;;
         'suffix alias') style=suffix-alias;;

highlighters/main/test-data/brackets-mismatch7.zsh

@@ -0,0 +1,44 @@
+#!/usr/bin/env zsh
+# -------------------------------------------------------------------------------------------------
+# Copyright (c) 2012 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.
+# -------------------------------------------------------------------------------------------------
+# -*- mode: zsh; sh-indentation: 2; indent-tabs-mode: nil; sh-basic-offset: 2; -*-
+# vim: ft=zsh sw=2 ts=2 et
+# -------------------------------------------------------------------------------------------------
+
+BUFFER='for n in *; do echo $n; end'
+
+expected_region_highlight=(
+  '1 3 reserved-word' # for
+  '5 5 default' # n
+  '7 8 default' # in
+  '10 10 globbing' # *
+  '11 11 commandseparator' # ;
+  '13 14 reserved-word' # do
+  '16 19 builtin' # echo
+  '21 22 default' # $n
+  '23 23 commandseparator' # ;
+  '25 27 unknown-token' # end
+)