more DRY

Dockerfile

@@ -192,8 +192,7 @@ COPY env/docker-entrypoint.sh \
      /usr/local/bin/
 COPY --chown=embark:embark \
      env/.bash_env \
-     env/.bash_env_denac \
-     env/.bash_env_nvm_load \
+     env/.bash_env_unset_npm_config \
      env/.bashrc \
      env/.npmrc \
      /home/embark/

env/.bash_env

@@ -22,7 +22,7 @@ nac () {
         __denac
         return 1
     fi
-    __versions_export
+    __versions
     alias denac='deactivate_node'
     alias deactivate_node='__denac'
     case $- in
@@ -46,9 +46,8 @@ __denac () {
     if type deactivate_node &> /dev/null; then
         deactivate_node
     fi
-    . ${HOME}/.bash_env_denac
-    unset NODE_VERSION
-    unset NPM_VERSION
+    . "${HOME}/.bash_env_unset_npm_config"
+    __versions
 }
 export -f __denac
 
@@ -64,7 +63,7 @@ nvm_load () {
     __nvm_mask () {
         case "$*" in
             unload*) __nvm_unload ;;
-            *) unalias nvm; nvm "$@"; alias nvm='__nvm_mask'; __versions_export ;;
+            *) unalias nvm; nvm "$@"; alias nvm='__nvm_mask'; __versions ;;
         esac
     }
     export -f __nvm_mask
@@ -72,16 +71,14 @@ nvm_load () {
 export -f nvm_load
 
 __nvm_load () {
-    __nvm_unload
     __denac
-    . ${HOME}/.bash_env_nvm_load
     . ${HOME}/.nvm/nvm.sh &> /dev/null
     case $- in
         *i*) bash-it enable completion nvm &> /dev/null; \
              . ${BASH_IT}/completion/available/nvm.completion.bash ;;
     esac
     if [[ $(which node) = "${HOME}/.nvm/versions/"* ]]; then
-        __versions_export
+        __versions
         case $- in
             *i*) __npm_completion ;;
         esac
@@ -96,8 +93,7 @@ __nvm_unload () {
     if type nvm &> /dev/null; then
         nvm unload
     fi
-    unset NODE_VERSION
-    unset NPM_VERSION
+    __versions
 }
 export -f __nvm_unload
 
@@ -114,7 +110,7 @@ simple_nodeenv () {
 }
 export -f simple_nodeenv
 
-__versions_export () {
+__versions () {
     if type node &> /dev/null; then
         local node_version=$(node --version)
         export NODE_VERSION=${node_version##v}
@@ -124,7 +120,7 @@ __versions_export () {
         unset NPM_VERSION
     fi
 }
-export -f __versions_export
+export -f __versions
 
 if [[ ! -v NODE_VIRTUAL_ENV ]]; then
     nac default

env/.bash_env_nvm_load

@@ -1,2 +0,0 @@
-unset npm_config_prefix
-unset NPM_CONFIG_PREFIX