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71 lines
1.8 KiB
71 lines
1.8 KiB
#
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# Defines helper functions.
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#
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# Authors:
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# Sorin Ionescu <sorin.ionescu@gmail.com>
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#
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# Checks a boolean variable for "true".
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# Case insensitive: "1", "y", "yes", "t", "true", "o", and "on".
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function is-true {
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[[ -n "$1" && "$1" == (1|[Yy]([Ee][Ss]|)|[Tt]([Rr][Uu][Ee]|)|[Oo]([Nn]|)) ]]
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}
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# Checks a name if it is a command, function, or alias.
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function is-callable {
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(( $+commands[$1] )) || (( $+functions[$1] )) || (( $+aliases[$1] ))
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}
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# Prints the first non-empty string in the arguments array.
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function coalesce {
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for arg in $argv; do
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print "$arg"
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return 0
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done
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return 1
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}
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# Checks if a file can be autoloaded by trying to load it in a subshell.
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function autoloadable {
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( unfunction $1 ; autoload -U +X $1 ) &> /dev/null
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}
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# Loads Oh My Zsh modules.
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function omodload {
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local -a omodules
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local omodule
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# $argv is overridden in the anonymous function.
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omodules=("$argv[@]")
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# Add functions to fpath.
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fpath=(${OMZ}/modules/${^omodules}/functions(/FN) $fpath)
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for omodule in "$omodules[@]"; do
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if zstyle -t ":omz:module:$omodule" loaded; then
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continue
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elif [[ ! -d "$OMZ/modules/$omodule" ]]; then
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print "$0: no such module: $omodule" >&2
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continue
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else
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if [[ -s "$OMZ/modules/$omodule/init.zsh" ]]; then
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source "$OMZ/modules/$omodule/init.zsh"
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fi
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if (( $? == 0 )); then
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zstyle ":omz:module:$omodule" loaded 'yes'
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# Load Oh My Zsh functions.
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for ofunction in \
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$OMZ/modules/${omodule}/functions/^([_.]*|prompt_*_setup|README*)(.N:t)
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do
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autoload -Uz "$ofunction"
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done
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else
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zstyle ":omz:module:$omodule" loaded 'no'
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# remove the fpath entry
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fpath[(r)$OMZ/modules/${omodule}/functions]=()
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fi
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fi
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done
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}
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