mirror of
https://github.com/ohmyzsh/ohmyzsh.git
synced 2024-11-15 09:58:47 -07:00
83 lines
2.5 KiB
Bash
83 lines
2.5 KiB
Bash
# easier alias to use the plugin
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alias ccat='colorize_via_pygmentize'
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alias cless='colorize_via_pygmentize_less'
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colorize_via_pygmentize() {
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local available_tools=("chroma" "pygmentize")
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if [ -z "$ZSH_COLORIZE_TOOL" ]; then
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if (( $+commands[pygmentize] )); then
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ZSH_COLORIZE_TOOL="pygmentize"
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elif (( $+commands[chroma] )); then
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ZSH_COLORIZE_TOOL="chroma"
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else
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echo "Neither 'pygments' nor 'chroma' is installed!" >&2
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return 1
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fi
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fi
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if [[ ${available_tools[(Ie)$ZSH_COLORIZE_TOOL]} -eq 0 ]]; then
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echo "ZSH_COLORIZE_TOOL '$ZSH_COLORIZE_TOOL' not recognized. Available options are 'pygmentize' and 'chroma'." >&2
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return 1
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elif (( $+commands["$ZSH_COLORIZE_TOOL"] )); then
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echo "Package '$ZSH_COLORIZE_TOOL' is not installed!" >&2
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return 1
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fi
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# If the environment variable ZSH_COLORIZE_STYLE
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# is set, use that theme instead. Otherwise,
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# use the default.
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if [ -z "$ZSH_COLORIZE_STYLE" ]; then
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# Both pygmentize & chroma support 'emacs'
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ZSH_COLORIZE_STYLE="emacs"
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fi
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# pygmentize stdin if no arguments passed
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if [ $# -eq 0 ]; then
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if [[ "$ZSH_COLORIZE_TOOL" == "pygmentize" ]]; then
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pygmentize -O style="$ZSH_COLORIZE_STYLE" -g
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else
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chroma --style="$ZSH_COLORIZE_STYLE"
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fi
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return $?
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fi
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# guess lexer from file extension, or
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# guess it from file contents if unsuccessful
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local FNAME lexer
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for FNAME in "$@"
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do
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if [[ "$ZSH_COLORIZE_TOOL" == "pygmentize" ]]; then
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lexer=$(pygmentize -N "$FNAME")
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if [[ $lexer != text ]]; then
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pygmentize -O style="$ZSH_COLORIZE_STYLE" -l "$lexer" "$FNAME"
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else
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pygmentize -O style="$ZSH_COLORIZE_STYLE" -g "$FNAME"
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fi
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else
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chroma --style="$ZSH_COLORIZE_STYLE" "$FNAME"
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fi
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done
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}
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colorize_via_pygmentize_less() (
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# this function is a subshell so tmp_files can be shared to cleanup function
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declare -a tmp_files
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cleanup () {
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[[ ${#tmp_files} -gt 0 ]] && rm -f "${tmp_files[@]}"
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exit
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}
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trap 'cleanup' EXIT HUP TERM INT
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while (( $# != 0 )); do #TODO: filter out less opts
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tmp_file="$(mktemp -t "tmp.colorize.XXXX.$(sed 's/\//./g' <<< "$1")")"
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tmp_files+=("$tmp_file")
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colorize_via_pygmentize "$1" > "$tmp_file"
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shift 1
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done
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less -f "${tmp_files[@]}"
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)
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