addet some snippets

lua/telesnip/snippets/bash/command_exists.sh

@@ -0,0 +1,4 @@
+# ─< Check if the given command exists silently >─────────────────────────────────────────
+command_exists() {
+  command -v "$@" >/dev/null 2>&1
+}

lua/telesnip/snippets/bash/get_ip.sh

@@ -0,0 +1,4 @@
+# ─< get the current ip as a 1 line >─────────────────────────────────────────────────────
+get_ip() {
+  command ip a | command grep 'inet ' | command grep -v '127.0.0.1' | command awk '{print $2}' | command cut -d/ -f1 | head -n 1
+}

lua/telesnip/snippets/bash/info_error.sh

@@ -0,0 +1,4 @@
+# ─< Helper functions >─────────────────────────────────────────────────────────────────
+function echo_error() { echo -e "\033[0;1;31mError: \033[0;31m\t${*}\033[0m"; }
+function echo_binfo() { echo -e "\033[0;1;34mINFO: \033[0;34m\t${*}\033[0m"; }
+function echo_info() { echo -e "\033[0;1;35mInfo: \033[0;35m${*}\033[0m"; }