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added string search

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Emma Tebibyte 2023-07-13 15:58:19 -06:00
parent 91bfd4eea4
commit bda7e9eace
1 changed files with 10 additions and 4 deletions
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en
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@ -22,11 +22,12 @@ then
fi fi
help="$(printf "Commands:\n\ help="$(printf "Commands:\n\
/ – display lines containing a string.\n\
? – displays this help message.\n\
a – appends a line to the current buffer.\n\ a – appends a line to the current buffer.\n\
c – clears the screen.\n\ c – clears the screen.\n\
d – deletes a line.\n\ d – deletes a line.\n\
e – evaluates a command in the shell environment.\n\ e – evaluates a command in the shell environment.\n\
? – displays this help message.\n\
i – inserts a line into the buffer at position line.\n\ i – inserts a line into the buffer at position line.\n\
p – prints the current buffer.\n\ p – prints the current buffer.\n\
q – terminates editing.\n\ q – terminates editing.\n\
@ -56,6 +57,13 @@ while test -n "$1"; do
read -r command args read -r command args
case $command in case $command in
"/")
if test -z "$args"; then
printf "%s: %s: Missing argument.\n" "$argv0" "$args"
else
printf "%s" "$content" | nl | sed -n "/$args/p"
fi
;;
"?") "?")
if test -z "$args"; then if test -z "$args"; then
printf "%s: %s\n" "$argv0" "$help" printf "%s: %s\n" "$argv0" "$help"