Added a scripts/setup script.

README.md

@@ -453,12 +453,11 @@ $ gem install ronin-exploits
 1. [Fork It!](https://github.com/ronin-rb/ronin-exploits/fork)
 2. Clone It!
 3. `cd ronin-exploits`
-4. `bundle install`
-5. `bundle exec rake setup`
-6. `git checkout -b my_feature`
-7. Code It!
-8. `bundle exec rake spec`
-9. `git push origin my_feature`
+4. `./scripts/setup`
+5. `git checkout -b my_feature`
+6. Code It!
+7. `bundle exec rake spec`
+8. `git push origin my_feature`
 
 ## Disclaimer
 
@@ -497,4 +496,4 @@ along with ronin-exploits.  If not, see <https://www.gnu.org/licenses/>.
 [ronin-repos]: https://github.com/ronin-rb/ronin-repos#readme
 [ronin-payloads]: https://github.com/ronin-rb/ronin-payloads#readme
 [ronin-post_ex]: https://github.com/ronin-rb/ronin-post_ex#readme
-[ronin-vulns]: https://github.com/ronin-rb/ronin-vulns#readme
+[ronin-vulns]: https://github.com/ronin-rb/ronin-vulns#readm

scripts/setup

@@ -0,0 +1,58 @@
+#!/usr/bin/env bash
+
+#
+# Prints a log message.
+#
+function log()
+{
+	if [[ -t 1 ]]; then
+		echo -e "\x1b[1m\x1b[32m>>>\x1b[0m \x1b[1m$1\x1b[0m"
+	else
+		echo ">>> $1"
+	fi
+}
+
+#
+# Prints a warn message.
+#
+function warn()
+{
+	if [[ -t 1 ]]; then
+		echo -e "\x1b[1m\x1b[33m***\x1b[0m \x1b[1m$1\x1b[0m" >&2
+	else
+		echo "*** $1" >&2
+	fi
+}
+
+#
+# Prints an error message.
+#
+function error()
+{
+	if [[ -t 1 ]]; then
+		echo -e "\x1b[1m\x1b[31m!!!\x1b[0m \x1b[1m$1\x1b[0m" >&2
+	else
+		echo "!!! $1" >&2
+	fi
+}
+
+#
+# Prints an error message and exists with -1.
+#
+function fail()
+{
+	error "$@"
+	exit -1
+}
+
+# default to installing gems into vendor/bundle
+if [[ ! -f .bundle/config ]]; then
+	bundle config set --local path vendor/bundle >/dev/null || \
+	  fail "Failed to run 'bundle config'"
+fi
+
+log "Installing gems ..."
+bundle install || fail "Failed to run 'bundle install'!"
+
+log "Setting up the project ..."
+bundle exec rake setup || "Failed to run 'rake setup'!"