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|
#!/bin/sh
help() {
echo "nx - create new script"
echo "USAGE: nx <script_name>"
}
err() { printf '%s: %s\n' "$0" "$@" >&2; exit 1; }
warn() {
printf '%s: %s [Y/n] ' "$0" "$@" >&2; read -r arg
case "$arg" in ''|y|Y) ;; *) exit ;; esac
}
while getopts 'h' o; do case "$o" in
h) help >&2; exit ;;
*) err "invalid option -- '$OPTARG'" ;;
esac done
shift $((OPTIND - 1))
[ "$#" -lt 1 ] && help && exit 1
[ "$#" -gt 1 ] && err "too many arguments. Only one expected"
new_script() {
cat << EOF > "$1"
#!/bin/sh
help() { echo "$1 -
USAGE:
$1 [OPTION]...
OPTIONS:
-h show this help message"; }
err() { printf '$1: %s\n' "\$@" >&2; exit 1; }
while getopts 'h' o; do case "\$o" in
h) help; exit ;;
*) err "invalid option -- '\$OPTARG'" ;;
esac done
shift \$((OPTIND - 1))
[ "\$#" -lt 1 ] && help >&2 && exit 1
EOF
chmod u+x -- "$1" || exit
}
new_c_file() {
cat << EOF > "$1"
#include <stdio.h>
int main()
{
printf("Hello\n");
return 0;
}
EOF
}
new_cpp_file() {
cat << EOF > "$1"
#include <iostream>
using namespace std;
int main()
{
cout << "Hello" << endl;
cin.get();
return 0;
}
EOF
}
new_py_file() {
cat << EOF > "$1"
import timeit
print("Finished in %fs" % timeit.timeit())
EOF
}
new_java_file() {
PATTERN="Scanner"
VIMCMDS="normal!2n\n noh"
cat << EOF > "$1"
import java.util.Scanner;
class ${1%.java} {
public static void main(String args[]) {
Scanner sc = new Scanner(System.in);
System.out.println("Finished!");
sc.close
}
}
EOF
}
file="$1"
new_file() {
case "$file" in
*.c) new_c_file "$file" ;;
*.cpp) new_cpp_file "$file" ;;
*.py) new_py_file "$file" ;;
*.java) new_java_file "$file" ;;
*) new_script "$file" ;;
esac
}
if [ -f "$file" ]; then
[ ! -w "$file" ] && chmod u+rw "$file"
if [ -s "$file" ]; then
warn "'$file' already exists, edit existing file?" || exit
else
warn "an empty file '$file' already exists, fill and edit?" &&
new_file "$file"
fi
elif [ -e "$file" ]; then
err "'$file' already exists and is a non-regular file"
else
new_file "$file"
fi
ls -lF --color -- "$file"
case "$EDITOR" in
'') echo "$0: \$EDITOR variable not set" >&2 && exit 1 ;;
vi|*vim*)
VIMCONF="$(mktemp)"; export VIMCONF
[ -n "$VIOPTS" ] && echo "set $VIOPTS" >> "$VIMCONF"
[ -n "$PATTERN" ] && echo "/$PATTERN" >> "$VIMCONF"
[ -n "$VIMCMDS" ] && echo "$VIMCMDS" >> "$VIMCONF"
$EDITOR -S "$VIMCONF" "$file"
rm -f "$VIMCONF"
;;
*) $EDITOR "$file" ;;
esac; exit
|
