Add input validation - the script only supports editing a single file
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@ -54,6 +54,12 @@ clean_tempfiles() {
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rm --force "${tempfile}" "${tempfile}.orig"
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rm --force "${tempfile}" "${tempfile}.orig"
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}
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}
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if [ "$#" -ne "1" ]; then
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echo "Expected exactly one input file. Usage:" 1>&2
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echo " $0 FILE" 1>&2
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exit 1
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fi
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editor_cmd="$(default_editor)"
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editor_cmd="$(default_editor)"
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echo "Editing using the command \"${editor_cmd}\""
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echo "Editing using the command \"${editor_cmd}\""
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