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BAEL-3370: Included easy menu for samples

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This commit is contained in:
Sorin Zamfir 2019-12-18 20:50:17 +02:00
parent 18b9e796ef
commit f60b9019b8
1 changed files with 36 additions and 7 deletions
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43
linux-bash/read/src/main/bash/read_inputs.sh
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@ -8,9 +8,12 @@ default_read(){
# section 2.2 # section 2.2
custom_ifs_no_array(){ custom_ifs_no_array(){
OLDIFS=$IFS
IFS=";" IFS=";"
read input1 input2 input3 read input1 input2 input3
echo "[$input1] [$input2] [$input3]" echo "[$input1] [$input2] [$input3]"
# restore default IFS after we're finished so current shell behaves like before
IFS=$OLDIFS
} }
# Section 2.3 # Section 2.3
@ -44,7 +47,7 @@ file_read(){
# section 3.2 # section 3.2
command_pipe(){ command_pipe(){
ls -ll | { declare -a input ls -ll / | { declare -a input
read read
while read -a input; while read -a input;
do do
@ -58,7 +61,6 @@ timeout_input_read(){
read -p "$prompt" -s -r -t 5 input read -p "$prompt" -s -r -t 5 input
if [ -z "$input" ]; then if [ -z "$input" ]; then
echo -e "\ntimeout occured!" echo -e "\ntimeout occured!"
echo "empty -?> [$input]"
else else
echo -e "\ninput word [$input]" echo -e "\ninput word [$input]"
fi fi
@ -71,20 +73,47 @@ exactly_n_read(){
echo "input word2 [$input2]" echo "input word2 [$input2]"
} }
# main menu entry point
echo "Read command samples" echo "****Read command samples menu*****"
options=("default_read" "custom_ifs_no_array" "prompt_read_password" "quit") PS3="Your choice (1,2,3 etc.):"
options=("default_read" "custom_ifs_no_array" "prompt_read_password" \
"array_read" "file_read" "command_pipe" "timeout_input_read" \
"exactly_n_read" "quit")
select option in "${options[@]}" select option in "${options[@]}"
do do
case $option in case $option in
"default_read") "default_read")
echo "Default read" echo "Enter something separated by spaces"
default_read default_read
;; ;;
"custom_ifs_no_array") "custom_ifs_no_array")
echo "Custom IFS no array" echo "Enter something separated by ;"
custom_ifs_no_array custom_ifs_no_array
;; ;;
"prompt_read_password")
echo "Enter an invisible password after the prompt"
prompt_read_password
;;
"array_read")
echo "Enter something else or just return"
array_read
;;
"file_read")
echo "Reading from one liner csv file"
file_read
;;
"command_pipe")
echo "Listing files and access rights from /"
command_pipe
;;
"timeout_input_read")
echo "Enter something in 5 seconds or less"
timeout_input_read
;;
"exactly_n_read")
echo "Enter at least 11 characters or wait 5 seconds"
exactly_n_read
;;
"quit") "quit")
break break
;; ;;