feat(stripe): add 3rd party fallback completion loader

https://github.com/stripe/stripe-cli

Author: scop

completions/Makefile.am

@@ -423,6 +423,7 @@ cross_platform = 2to3 \
 		sshow \
 		_stern \
 		strace \
+		_stripe \
 		strings \
 		_su \
 		sudo \

completions/_stripe

@@ -0,0 +1,8 @@
+# 3rd party completion loader for commands emitting        -*- shell-script -*-
+# their completion using "$cmd completion --write-to-stdout --shell bash".
+#
+# This serves as a fallback in case the completion is not installed otherwise.
+
+eval -- "$("$1" completion --write-to-stdout --shell bash 2>/dev/null)"
+
+# ex: filetype=sh

test/fallback/completions/Makefile.am

@@ -49,6 +49,7 @@ EXTRA_DIST = \
 	slackpkg \
 	sops \
 	stern \
+	stripe \
 	su \
 	svn \
 	svnadmin \

test/fallback/completions/stripe

@@ -0,0 +1 @@
+../../../completions/_stripe