Method GetPreamble

shells/shells.go:207–340

()

}

func (b *Bash) GetPreamble() (lines []string) {
	codBinaryVar := fmt.Sprintf("__COD_BINARY=%v", quoteArg(b.codCommandPath))
	scriptText := `
cod_enable_trace=${cod_enable_trace-false}

__cod_ref_count=0
function __cod_ref_trace() {
	if [ "$((__cod_ref_count))" -eq 0 ] ; then 
		echo "--> inside: ${FUNCNAME[@]}" >&2
		set -x
	fi
    : $((__cod_ref_count++))
}

function __cod_unref_trace() {
	: $((__cod_ref_count--))
	if [ "$__cod_ref_count" -eq 0 ] ; then 
		set +x
	fi
}

function __cod_add_completions() {
	$cod_enable_trace && __cod_ref_trace

	complete -o filenames -o bashdefault -F __cod_complete_bash "$1"

	$cod_enable_trace && __cod_unref_trace
	return 0
}

function __cod_clear_completions() {
	$cod_enable_trace && __cod_ref_trace

	local TO_KEEP
	TO_KEEP=$(complete -p | command $__COD_BINARY api bash-clean-completions -- "$1")
	eval "$TO_KEEP"

	$cod_enable_trace && __cod_unref_trace
	return 0
}

function __cod_complete_bash() {
	$cod_enable_trace && __cod_ref_trace

	# First we want to get file completions.

	local FILTEROPT
	if [ -z "$2" ] ; then
		# If user trying to complete empty string we want to filter out dot files.
		FILTEROPT='.*'
	fi

	local FILE_COMPLETIONS
	local COD_COMPLETIONS
	# Generate file completions
	readarray -t FILE_COMPLETIONS < <(compgen -f -X "$FILTEROPT" -- "$2")

	# Generate cod completions.