Export PS4 when RBENV_DEBUG is set for more informative debug output

This commit is contained in:
Sam Stephenson 2013-01-23 19:05:26 -06:00
parent 045f6c1bce
commit 892aea138e

View file

@ -1,7 +1,11 @@
#!/usr/bin/env bash
set -e
[ -n "$RBENV_DEBUG" ] && set -x
if [ -n "$RBENV_DEBUG" ]; then
export PS4='+ [${BASH_SOURCE##*/}:${LINENO}] '
set -x
fi
resolve_link() {
$(type -p greadlink readlink | head -1) "$1"
}