bash, vim: shell script template

etc/soft/nvim/template/sh.vim

@@ -1,5 +1,28 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 #Создан:  TIMESTAMP
 #Изменён: TIMESTAMP
 
+set -e
+set -o errtrace
+trap stacktrace ERR
+
+\unalias -a
+
+IFS=$' \t\n'
+
+function stacktrace () {
+	[ -n "$TRACED" ] && return
+
+	local depth=${#FUNCNAME[@]}
+
+	for ((i=1; i < "$depth"; i++)); do
+		printf '%*scall at %s:%s: %s()\n' "$i" '' \
+			"${BASH_SOURCE[$i]}" \
+			"${BASH_LINENO[$((i-1))]}" \
+			"${FUNCNAME[$i]}"
+	done
+
+	TRACED=true
+}
+