From 56e30d2b4371519b9c573229b711fe8820be080b Mon Sep 17 00:00:00 2001
From: Ahmet Alp Balkan <ahmetb@google.com>
Date: Mon, 11 Nov 2019 11:15:48 -0800
Subject: [PATCH] Detect invocation style only in usage() (#183)

- removes global SELF variable
- fixes #181

Signed-off-by: Ahmet Alp Balkan <ahmetb@google.com>
---
 kubectx | 10 ++++++----
 kubens  | 10 ++++++----
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/kubectx b/kubectx
index f00ceceb..ae5ac6f5 100755
--- a/kubectx
+++ b/kubectx
@@ -22,14 +22,16 @@ set -eou pipefail
 IFS=$'\n\t'
 
 SELF_CMD="$0"
-SELF="kubectx"
-if [[ "$(basename "$0")" == kubectl-* ]]; then # invoked as plugin
-  SELF="kubectl ctx"
-fi
 
 KUBECTX="${XDG_CACHE_HOME:-$HOME/.kube}/kubectx"
 
 usage() {
+  local SELF
+  SELF="kubectx"
+  if [[ "$(basename "$0")" == kubectl-* ]]; then # invoked as plugin
+    SELF="kubectl ctx"
+  fi
+
   cat <<EOF
 USAGE:
   $SELF                       : list the contexts
diff --git a/kubens b/kubens
index 8ca7eba4..8d5df32e 100755
--- a/kubens
+++ b/kubens
@@ -22,14 +22,16 @@ set -eou pipefail
 IFS=$'\n\t'
 
 SELF_CMD="$0"
-SELF="kubens"
-if [[ "$(basename "$0")" == kubectl-* ]]; then # invoked as plugin
-  SELF="kubectl ns"
-fi
 
 KUBENS_DIR="${XDG_CACHE_HOME:-$HOME/.kube}/kubens"
 
 usage() {
+  local SELF
+  SELF="kubens"
+  if [[ "$(basename "$0")" == kubectl-* ]]; then # invoked as plugin
+    SELF="kubectl ns"
+  fi
+
   cat <<EOF
 USAGE:
   $SELF                    : list the namespaces in the current context