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https://codeberg.org/hyperreal/bin
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44 lines
1.2 KiB
Plaintext
44 lines
1.2 KiB
Plaintext
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#!/usr/bin/env bash
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# I shamefully used ChatGPT to generate this. My brain just is not suited to
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# coming up with that regex on my own and I didn't have much luck searching
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# the web for helpful material.
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# Function to convert a string to snake_case
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to_snake_case() {
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local input="$1"
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local snake_case
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snake_case=$(echo "$input" | sed -E 's/[[:space:]]+/_/g; s/([a-z])([A-Z])/\1_\2/g; s/[^a-zA-Z0-9_]+/_/g; s/__+/_/g; s/^_+|_+$//g' | tr '[:upper:]' '[:lower:]')
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echo "$snake_case"
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}
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# Check if the file name is provided as an argument
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if [ -z "$1" ]; then
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echo "Usage: $0 <file-name>"
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exit 1
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fi
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# Get the file name from the argument
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file_name="$1"
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# Extract the directory, base name, and extension
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dir=$(dirname "$file_name")
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base_name=$(basename "$file_name")
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extension="${base_name##*.}"
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base_name="${base_name%.*}"
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# Convert the base name to snake_case
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snake_case_base_name=$(to_snake_case "$base_name")
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# Construct the new file name
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if [ "$base_name" == "$extension" ]; then
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new_file_name="$dir/$snake_case_base_name"
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else
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new_file_name="$dir/$snake_case_base_name.$extension"
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fi
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# Rename the file
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mv "$file_name" "$new_file_name"
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echo "File renamed to: $new_file_name"
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