Merge pull request #1645 from cornfeedhobo/cnf-optional-message

_command_exists - custom log message
This commit is contained in:
Nils Winkler
2020-08-11 08:47:10 +02:00
committed by GitHub

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@@ -19,9 +19,11 @@ function _command_exists ()
{ {
_about 'checks for existence of a command' _about 'checks for existence of a command'
_param '1: command to check' _param '1: command to check'
_param '2: (optional) log message to include when command not found'
_example '$ _command_exists ls && echo exists' _example '$ _command_exists ls && echo exists'
_group 'lib' _group 'lib'
type "$1" &> /dev/null || (_log_warning "Command $1 does not exist!" && return 1) ; local msg="${2:-Command '$1' does not exist!}"
type "$1" &> /dev/null || (_log_warning "$msg" && return 1) ;
} }
function _make_reload_alias() { function _make_reload_alias() {