logicalhacking-zsh/plugins/isabelle/isabelle.plugin.zsh

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# vim:ft=zsh ts=4 sw=2 sts=2
#
# Isabelle Plugin for ZSH
#
# Copyright (C) 2017 Achim D. Brucker, https://www.brucker.ch
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#
# SPDX-License-Identifier: MIT
#
zmodload zsh/pcre
isabelle-strip-comments() {
local stripped
stripped=` echo "$1" | awk -e '
BEGIN {
found=0;
}{
spos=index($0,"(*");
epos=index($0,"*)");
if(spos > 0 && epos ==0) {
printf("%s\n",substr($0,1,spos-1));
found=1;
} else if(spos == 0 && epos >0) {
found=0;
if(length($0) != epos+1) {
printf("%s\n",substr($0,epos+2));
}
} else if(spos > 0 && epos > 0) {
printf("%s %s\n",substr($0,1,spos-1),substr($0,epos+2));
} else if(found==0) {
print;
}
}' `
echo "$stripped"
}
isabelle-list-sessions() {
local dir root roots accum
[[ -n $1 ]] && dir="$1" || dir="."
if [[ -f "$dir/ROOT" ]]; then
root="$(<$dir/ROOT)"
root=$( isabelle-strip-comments "$root" )
pcre_compile -xms 'session\s+("[^"]*"|\S+)'
accum=()
pcre_match -b -- $root
while [[ $? -eq 0 ]] do
b=($=ZPCRE_OP)
accum+=${${MATCH//\"/}//session /} #"
pcre_match -b -n $b[2] -- $root
done
print -l $accum
fi
if [[ -f "$dir/ROOTS" ]]; then
roots="$(<$dir/ROOTS)"
roots=$( isabelle-strip-comments "$roots" )
roots=("${(f)roots}")
for d in $roots; do
d="${d//\"/}" #"
isabelle-list-sessions "$dir/$d"
done
fi
}