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Validate F parameter #46

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Validate F parameter #46

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8 changes: 8 additions & 0 deletions sack
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Original file line number Diff line number Diff line change
Expand Up @@ -153,7 +153,15 @@ create_shortcut_cmd_vim() {
sack__shortcut_cmd_path=$sack__shortcut_path/$sack__shortcut_cmd
cat > $sack__shortcut_cmd_path <<SHORTCUT
#!/bin/bash

function die() {
echo >&2 "Invalid result index"
exit 1
}

[[ ! "\$1" =~ ^[1-9][0-9]*$ ]] && die
sack__vim_shortcut=\$(sed -n "\$1p" < $sack__shortcut_file)
[[ -z \$sack__vim_shortcut ]] && die
sack__line=\`echo \$sack__vim_shortcut | cut -d" " -f1\`
sack__file=\`echo \$sack__vim_shortcut | sed 's/'\$sack__line' //'\`
if [ -z "\$EDITOR" ]; then
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