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README.md
10
README.md
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This is handy when writing scripts in pure bash and `stty`/`tput` can’t be
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called.
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```shell
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```sh
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get_term_size() {
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# Usage: get_term_size
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@ -20,7 +20,7 @@ get_term_size() {
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### Convert a hex color to RGB
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```shell
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```sh
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hex_to_rgb() {
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# Usage: hex_to_rgb "#FFFFFF"
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((r=16#${1:1:2}))
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### Convert an RGB color to hex.
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```shell
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```sh
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rgb_to_hex() {
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# Usage: rgb_to_hex "r" "g" "b"
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printf '#%02x%02x%02x\n' "$1" "$2" "$3"
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@ -49,7 +49,7 @@ in place of the `date` command in a lot of cases.
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**NOTE:** Requires bash4+
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```shell
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```sh
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date() {
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# Usage: date "format"
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# See: 'man strftime' for format.
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Extract the directory from a file path.
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```shell
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```sh
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dirname() {
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# Usage: dirname "path"
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printf ‘%s\n’ "${1%/*}/"
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