split out the lib

cascading-pr-lib.sh

@@ -0,0 +1,52 @@
+# SPDX-License-Identifier: MIT
+
+declare -A options
+
+VERBOSE=false
+DEBUG=false
+: ${EXIT_ON_ERROR:=true}
+
+function debug() {
+    DEBUG=true
+    set -x
+    PS4='${BASH_SOURCE[0]}:$LINENO: ${FUNCNAME[0]}:  '
+}
+
+function verbose() {
+    VERBOSE=true
+}
+
+function log() {
+    echo "$@" >&2
+}
+
+function log_error() {
+    log "$@"
+}
+
+function log_verbose() {
+    if $VERBOSE ; then
+	log "$@"
+    fi
+}
+
+function log_info() {
+    log "$@"
+}
+
+function fatal_error() {
+    log_error "$@"
+    if $EXIT_ON_ERROR ; then
+	exit 1
+    else
+	return 1
+    fi
+}
+
+function host_port() {
+    local url="$1"
+
+    local host_port="${url##http*://}"
+    echo ${host_port%%/}
+}
+