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Add dash test file

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This commit is contained in:
Mohamed Abdelnour
2021-05-14 23:02:23 +02:00
parent ef5154d5b3
commit 8b787b4f70
3 changed files with 873 additions and 0 deletions
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425
tests/syntax-tests/highlighted/dash/shfm Normal file
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#!/usr/bin/env dash
esc() {
 case $1 in
 # vt100 (IL is vt102) (DECTCEM is vt520)
 CUD) printf '%s[%sB' "$esc_c" "$2" ;; # cursor down
 CUP) printf '%s[%s;%sH' "$esc_c" "$2" "$3" ;; # cursor home
 CUU) printf '%s[%sA' "$esc_c" "$2" ;; # cursor up
 DECAWM) printf '%s[?7%s' "$esc_c" "$2" ;; # line wrap
 DECRC) printf '%s8' "$esc_c" ;; # cursor restore
 DECSC) printf '%s7' "$esc_c" ;; # cursor save
 DECSTBM) printf '%s[%s;%sr' "$esc_c" "$2" "$3" ;; # scroll region
 DECTCEM) printf '%s[?25%s' "$esc_c" "$2" ;; # cursor visible
 ED[0-2]) printf '%s[%sJ' "$esc_c" "${1#ED}" ;; # clear screen
 EL[0-2]) printf '%s[%sK' "$esc_c" "${1#EL}" ;; # clear line
 IL) printf '%s[%sL' "$esc_c" "$2" ;; # insert line
 SGR) printf '%s[%s;%sm' "$esc_c" "$2" "$3" ;; # colors
 # xterm (since 1988, supported widely)
 screen_alt) printf '%s[?1049%s' "$esc_c" "$2" ;; # alternate buffer
 esac
}
term_setup() {
 stty=$(stty -g)
 stty -icanon -echo
 esc screen_alt h
 esc DECAWM l
 esc DECTCEM l
 esc ED2
 esc DECSTBM 1 "$((LINES - 2))"
}
term_reset() {
 esc DECAWM h >&2
 esc DECTCEM h >&2
 esc ED2 >&2
 esc DECSTBM >&2
 esc screen_alt l >&2
 stty "$stty"
 # needed for cd-on-exit
 printf '%s\n' "$PWD" >&1
}
term_resize() {
 # false-positive, behavior intentional, globbing is disabled.
 # shellcheck disable=2046
 {
 set -f
 set +f -- $(stty size)
 }
 LINES=$1 COLUMNS=$2
 # space for status_line
 bottom=$((LINES - 2))
}
term_scroll_down() {
 case $((y - $#)) in
 [0-9]*) return
 esac
 y=$((y + 1))
 y2=$((y2 + 1 < bottom ? y2 + 1 : bottom))
 line_print "$((y - 1))" "$@"
 printf '\n'
 line_print "$y" "$@"
 status_line "$#"
}
term_scroll_up() {
 case $y in
 -*|0|1) return
 esac
 y=$((y - 1))
 line_print "$((y + 1))" "$@"
 case $y2 in
 1) esc IL ;;
 *) esc CUU; y2=$((y2 > 1 ? y2 - 1 : 1))
 esac
 line_print "$y" "$@"
 status_line "$#"
}
cmd_run() {
 stty "$stty"
 esc DECTCEM h
 esc DECSTBM
 esc ED2
 "$@" ||:
 esc DECSTBM 1 "$((LINES - 2))"
 esc DECTCEM l
 stty -icanon -echo
 hist=2
}
file_escape() {
 tmp=$1 safe=
 # loop over string char by char
 while c=${tmp%"${tmp#?}"}; do
 case $c in
 '') return ;;
 [[:cntrl:]]) safe=$safe\? ;;
 *) safe=$safe$c ;;
 esac
 tmp=${tmp#?}
 done
}
hist_search() {
 hist=0 j=1
 for file do
 case ${PWD%%/}/$file in
 "$old_pwd") y=$j y2=$((j > bottom ? mid : j)) cur=$file
 esac
 j=$((j + 1))
 done
}
list_print() {
 esc ED2
 esc CUP
 i=1
 end=$((bottom + 1))
 mid=$((bottom / 4 < 5 ? 1 : bottom / 4))
 case $# in
 1) [ -e "$1" ] || set -- empty
 esac
 case $hist in
 2) # redraw after cmd run
 shift "$((y > y2 ? y - y2 : 0))"
 ;;
 1) # redraw after go-to-parent
 hist_search "$@"
 shift "$((y >= bottom ? y - mid : 0))"
 ;;
 *) # everything else
 shift "$((y >= bottom ? y - bottom : 0))"
 ;;
 esac
 for file do
 case $i in
 "$y2") esc SGR 0 7
 esac
 case $((i - end)) in
 -*)
 line_format "$file"
 esc CUD
 ;;
 esac
 i=$((i + 1))
 done
 esc CUP "$((y > y2 ? y2 : y))"
}
redraw() {
 list_print "$@"
 status_line "$#"
}
status_line() {
 esc DECSC
 esc CUP "$LINES"
 case $USER in
 root) esc SGR 31 7 ;;
 *) esc SGR 34 7 ;;
 esac
 printf '%*s\r%s ' "$COLUMNS" "" "($y/$1)"
 case $ltype in
 '') printf %s "$PWD" ;;
 *) printf %s "$ltype"
 esac
 esc SGR 0 0
 esc DECRC
}
prompt() {
 esc DECSC
 esc CUP "$LINES"
 printf %s "$1"
 esc DECTCEM h
 esc EL0
 case $2 in
 r)
 stty icanon echo
 read -r ans ||:
 stty -icanon -echo
 ;;
 esac
 esc DECRC
 esc DECTCEM l
 status_line "($y/$#) $PWD"
}
line_print() {
 offset=$1
 case $offset in
 "$y") esc SGR 0 7
 esac
 shift "$offset"
 case $offset in
 "$y") cur=$1
 esac
 line_format "$1"
}
line_format() {
 file_escape "$1"
 [ -d "$1" ] && esc SGR 1 31
 printf %s "$safe"
 [ -d "$1" ] && printf /
 esc SGR 0 0
 esc EL0
 printf '\r'
}
main() {
 set -e
 case $1 in
 -h|--help)
 printf 'shfm -[hv] <starting dir>\n'
 exit 0
 ;;
 -v|--version)
 printf 'shfm 0.4.2\n'
 exit 0
 ;;
 *)
 cd -- "${1:-"$PWD"}"
 ;;
 esac
 esc_c=$(printf '\033')
 bs_char=$(printf '\177')
 set -- *
 cur=$1
 term_resize
 term_setup
 trap 'term_reset' EXIT INT
 trap 'term_resize; term_setup; y=1 y2=1; redraw "$@"' WINCH
 y=1 y2=1
 redraw "$@"
 while key=$(dd ibs=1 count=1 2>/dev/null); do
 case $key${esc:=0} in
 k?|A2)
 term_scroll_up "$@"
 ;;
 j?|B2)
 term_scroll_down "$@"
 ;;
 l?|C2|"$esc") # ARROW RIGHT
 if [ -d "$cur" ] && cd -- "$cur" >/dev/null 2>&1; then
 set -- *
 y=1 y2=1 cur=$1 ltype=
 redraw "$@"
 elif [ -e "$cur" ]; then
 cmd_run "${SHFM_OPENER:="${EDITOR:=vi}"}" "$cur"
 redraw "$@"
 fi
 ;;
 h?|D2|"$bs_char"?) # ARROW LEFT
 old_pwd=$PWD
 case $ltype in
 '') cd .. || continue ;;
 *) ltype= ;;
 esac
 set -- *
 y=1 y2=1 cur=$1 hist=1
 redraw "$@"
 ;;
 g?)
 case $y in
 1) continue
 esac
 y=1 y2=1 cur=$1
 redraw "$@"
 ;;
 G?)
 y=$#
 y2=$(($# < bottom ? $# : bottom))
 redraw "$@"
 ;;
 .?)
 case ${hidden:=1} in
 1) hidden=0; set -- .* ;;
 0) hidden=1; set -- *
 esac
 y=1 y2=1 cur=$1
 redraw "$@"
 ;;
 :?)
 prompt "cd: " r
 # false positive, behavior intentional
 # shellcheck disable=2088
 case $ans in
 '~') ans=$HOME ;;
 '~/'*) ans=$HOME/${ans#"~/"}
 esac
 cd -- "${ans:="$0"}" >/dev/null 2>&1|| continue
 set -- *
 y=1 y2=1 cur=$1
 redraw "$@"
 ;;
 /?)
 prompt / r
 # word splitting and globbing intentional
 # shellcheck disable=2086
 set -- $ans*
 case $1$# in
 "$ans*1") set -- 'no results'
 esac
 y=1 y2=1 cur=$1 ltype="search $PWD/$ans*"
 redraw "$@"
 status_line "$#"
 ;;
 -?)
 cd -- "$OLDPWD" >/dev/null 2>&1|| continue
 set -- *
 y=1 y2=1 cur=$1
 redraw "$@"
 ;;
 \~?)
 cd || continue
 set -- *
 y=1 y2=1 cur=$1
 redraw "$@"
 ;;
 \!?)
 export SHFM_LEVEL
 SHFM_LEVEL=$((SHFM_LEVEL + 1))
 cmd_run "${SHELL:=/bin/sh}"
 redraw "$@"
 ;;
 \??)
 set -- 'j - down' \
 'k - up' \
 'l - open file or directory' \
 'h - go up level' \
 'g - go to top' \
 'G - go to bottom' \
 'q - quit' \
 ': - cd to <input>' \
 '/ - search current directory <input>*' \
 '- - go to last directory' \
 '~ - go home' \
 '! - spawn shell' \
 '. - toggle hidden files' \
 '? - show keybinds'
 y=1 y2=1 cur=$1 ltype=keybinds
 redraw "$@"
 status_line "$#"
 ;;
 q?) exit 0 ;;
 # handle keys which emit escape sequences
 "$esc_c"*) esc=1 ;;
 '[1') esc=2 ;;
 *) esc=0 ;;
 esac
 done
}
main "$@" >/dev/tty

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tests/syntax-tests/source/dash/LICENSE.md Normal file
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The `shfm` file is a modified version of the file from https://github.com/dylanaraps/shfm, added under the following license:
The MIT License (MIT)
Copyright (c) 2020 Dylan Araps
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.

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#!/usr/bin/env dash
esc() {
case $1 in
# vt100 (IL is vt102) (DECTCEM is vt520)
CUD) printf '%s[%sB' "$esc_c" "$2" ;; # cursor down
CUP) printf '%s[%s;%sH' "$esc_c" "$2" "$3" ;; # cursor home
CUU) printf '%s[%sA' "$esc_c" "$2" ;; # cursor up
DECAWM) printf '%s[?7%s' "$esc_c" "$2" ;; # line wrap
DECRC) printf '%s8' "$esc_c" ;; # cursor restore
DECSC) printf '%s7' "$esc_c" ;; # cursor save
DECSTBM) printf '%s[%s;%sr' "$esc_c" "$2" "$3" ;; # scroll region
DECTCEM) printf '%s[?25%s' "$esc_c" "$2" ;; # cursor visible
ED[0-2]) printf '%s[%sJ' "$esc_c" "${1#ED}" ;; # clear screen
EL[0-2]) printf '%s[%sK' "$esc_c" "${1#EL}" ;; # clear line
IL) printf '%s[%sL' "$esc_c" "$2" ;; # insert line
SGR) printf '%s[%s;%sm' "$esc_c" "$2" "$3" ;; # colors
# xterm (since 1988, supported widely)
screen_alt) printf '%s[?1049%s' "$esc_c" "$2" ;; # alternate buffer
esac
}
term_setup() {
stty=$(stty -g)
stty -icanon -echo
esc screen_alt h
esc DECAWM l
esc DECTCEM l
esc ED2
esc DECSTBM 1 "$((LINES - 2))"
}
term_reset() {
esc DECAWM h >&2
esc DECTCEM h >&2
esc ED2 >&2
esc DECSTBM >&2
esc screen_alt l >&2
stty "$stty"
# needed for cd-on-exit
printf '%s\n' "$PWD" >&1
}
term_resize() {
# false-positive, behavior intentional, globbing is disabled.
# shellcheck disable=2046
{
set -f
set +f -- $(stty size)
}
LINES=$1 COLUMNS=$2
# space for status_line
bottom=$((LINES - 2))
}
term_scroll_down() {
case $((y - $#)) in
[0-9]*) return
esac
y=$((y + 1))
y2=$((y2 + 1 < bottom ? y2 + 1 : bottom))
line_print "$((y - 1))" "$@"
printf '\n'
line_print "$y" "$@"
status_line "$#"
}
term_scroll_up() {
case $y in
-*|0|1) return
esac
y=$((y - 1))
line_print "$((y + 1))" "$@"
case $y2 in
1) esc IL ;;
*) esc CUU; y2=$((y2 > 1 ? y2 - 1 : 1))
esac
line_print "$y" "$@"
status_line "$#"
}
cmd_run() {
stty "$stty"
esc DECTCEM h
esc DECSTBM
esc ED2
"$@" ||:
esc DECSTBM 1 "$((LINES - 2))"
esc DECTCEM l
stty -icanon -echo
hist=2
}
file_escape() {
tmp=$1 safe=
# loop over string char by char
while c=${tmp%"${tmp#?}"}; do
case $c in
'') return ;;
[[:cntrl:]]) safe=$safe\? ;;
*) safe=$safe$c ;;
esac
tmp=${tmp#?}
done
}
hist_search() {
hist=0 j=1
for file do
case ${PWD%%/}/$file in
"$old_pwd") y=$j y2=$((j > bottom ? mid : j)) cur=$file
esac
j=$((j + 1))
done
}
list_print() {
esc ED2
esc CUP
i=1
end=$((bottom + 1))
mid=$((bottom / 4 < 5 ? 1 : bottom / 4))
case $# in
1) [ -e "$1" ] || set -- empty
esac
case $hist in
2) # redraw after cmd run
shift "$((y > y2 ? y - y2 : 0))"
;;
1) # redraw after go-to-parent
hist_search "$@"
shift "$((y >= bottom ? y - mid : 0))"
;;
*) # everything else
shift "$((y >= bottom ? y - bottom : 0))"
;;
esac
for file do
case $i in
"$y2") esc SGR 0 7
esac
case $((i - end)) in
-*)
line_format "$file"
esc CUD
;;
esac
i=$((i + 1))
done
esc CUP "$((y > y2 ? y2 : y))"
}
redraw() {
list_print "$@"
status_line "$#"
}
status_line() {
esc DECSC
esc CUP "$LINES"
case $USER in
root) esc SGR 31 7 ;;
*) esc SGR 34 7 ;;
esac
printf '%*s\r%s ' "$COLUMNS" "" "($y/$1)"
case $ltype in
'') printf %s "$PWD" ;;
*) printf %s "$ltype"
esac
esc SGR 0 0
esc DECRC
}
prompt() {
esc DECSC
esc CUP "$LINES"
printf %s "$1"
esc DECTCEM h
esc EL0
case $2 in
r)
stty icanon echo
read -r ans ||:
stty -icanon -echo
;;
esac
esc DECRC
esc DECTCEM l
status_line "($y/$#) $PWD"
}
line_print() {
offset=$1
case $offset in
"$y") esc SGR 0 7
esac
shift "$offset"
case $offset in
"$y") cur=$1
esac
line_format "$1"
}
line_format() {
file_escape "$1"
[ -d "$1" ] && esc SGR 1 31
printf %s "$safe"
[ -d "$1" ] && printf /
esc SGR 0 0
esc EL0
printf '\r'
}
main() {
set -e
case $1 in
-h|--help)
printf 'shfm -[hv] <starting dir>\n'
exit 0
;;
-v|--version)
printf 'shfm 0.4.2\n'
exit 0
;;
*)
cd -- "${1:-"$PWD"}"
;;
esac
esc_c=$(printf '\033')
bs_char=$(printf '\177')
set -- *
cur=$1
term_resize
term_setup
trap 'term_reset' EXIT INT
trap 'term_resize; term_setup; y=1 y2=1; redraw "$@"' WINCH
y=1 y2=1
redraw "$@"
while key=$(dd ibs=1 count=1 2>/dev/null); do
case $key${esc:=0} in
k?|A2)
term_scroll_up "$@"
;;
j?|B2)
term_scroll_down "$@"
;;
l?|C2|"$esc") # ARROW RIGHT
if [ -d "$cur" ] && cd -- "$cur" >/dev/null 2>&1; then
set -- *
y=1 y2=1 cur=$1 ltype=
redraw "$@"
elif [ -e "$cur" ]; then
cmd_run "${SHFM_OPENER:="${EDITOR:=vi}"}" "$cur"
redraw "$@"
fi
;;
h?|D2|"$bs_char"?) # ARROW LEFT
old_pwd=$PWD
case $ltype in
'') cd .. || continue ;;
*) ltype= ;;
esac
set -- *
y=1 y2=1 cur=$1 hist=1
redraw "$@"
;;
g?)
case $y in
1) continue
esac
y=1 y2=1 cur=$1
redraw "$@"
;;
G?)
y=$#
y2=$(($# < bottom ? $# : bottom))
redraw "$@"
;;
.?)
case ${hidden:=1} in
1) hidden=0; set -- .* ;;
0) hidden=1; set -- *
esac
y=1 y2=1 cur=$1
redraw "$@"
;;
:?)
prompt "cd: " r
# false positive, behavior intentional
# shellcheck disable=2088
case $ans in
'~') ans=$HOME ;;
'~/'*) ans=$HOME/${ans#"~/"}
esac
cd -- "${ans:="$0"}" >/dev/null 2>&1|| continue
set -- *
y=1 y2=1 cur=$1
redraw "$@"
;;
/?)
prompt / r
# word splitting and globbing intentional
# shellcheck disable=2086
set -- $ans*
case $1$# in
"$ans*1") set -- 'no results'
esac
y=1 y2=1 cur=$1 ltype="search $PWD/$ans*"
redraw "$@"
status_line "$#"
;;
-?)
cd -- "$OLDPWD" >/dev/null 2>&1|| continue
set -- *
y=1 y2=1 cur=$1
redraw "$@"
;;
\~?)
cd || continue
set -- *
y=1 y2=1 cur=$1
redraw "$@"
;;
\!?)
export SHFM_LEVEL
SHFM_LEVEL=$((SHFM_LEVEL + 1))
cmd_run "${SHELL:=/bin/sh}"
redraw "$@"
;;
\??)
set -- 'j - down' \
'k - up' \
'l - open file or directory' \
'h - go up level' \
'g - go to top' \
'G - go to bottom' \
'q - quit' \
': - cd to <input>' \
'/ - search current directory <input>*' \
'- - go to last directory' \
'~ - go home' \
'! - spawn shell' \
'. - toggle hidden files' \
'? - show keybinds'
y=1 y2=1 cur=$1 ltype=keybinds
redraw "$@"
status_line "$#"
;;
q?) exit 0 ;;
# handle keys which emit escape sequences
"$esc_c"*) esc=1 ;;
'[1') esc=2 ;;
*) esc=0 ;;
esac
done
}
main "$@" >/dev/tty