rename BUILD_CLEAN to DISABLE_BUILD_CACHE for clarity

README.md

@@ -75,13 +75,13 @@ as long as they fall within acceptable semver ranges,
 which can lead to outdated modules.
 
 ```shell
-heroku config:set BUILD_CLEAN=true
+heroku config:set DISABLE_BUILD_CACHE=true
 git commit -am 'build' --allow-empty
 git push heroku master
-heroku config:unset BUILD_CLEAN
+heroku config:unset DISABLE_BUILD_CACHE
 ```
 
-Default: `BUILD_CLEAN` defaults to false
+Default: `DISABLE_BUILD_CACHE` defaults to false
 
 ### Enable or disable devDependencies installation
 

bin/compile

@@ -33,7 +33,7 @@ trap build_failed ERR
 
 # Load config vars into environment; start with defaults
 export NPM_CONFIG_PRODUCTION=true
-export BUILD_CLEAN=false
+export DISABLE_BUILD_CACHE=false
 
 if [ -d "$env_dir" ]; then
   export_env_dir $env_dir
@@ -81,7 +81,7 @@ info "node_modules cached: $modules_cached"
 echo ""
 
 info "NPM_CONFIG_PRODUCTION=$NPM_CONFIG_PRODUCTION"
-info "BUILD_CLEAN=$BUILD_CLEAN"
+info "DISABLE_BUILD_CACHE=$DISABLE_BUILD_CACHE"
 
 source $bp_dir/bin/warnings.sh
 
@@ -145,7 +145,7 @@ elif [ $modules_source == "prebuilt" ]; then
   info "Rebuilding any native modules for this architecture"
   npm rebuild 2>&1
 
-elif ! $BUILD_CLEAN && ! $cache_busted; then
+elif ! $DISABLE_BUILD_CACHE && ! $cache_busted; then
   info "Restoring node modules from cache"
   cp -r $cache_dir/node/node_modules $build_dir/
   info "Pruning unused dependencies"

bin/test

@@ -178,20 +178,20 @@ testDevDependencies() {
   assertCapturedSuccess
 }
 
-testBuildClean() {
+testDisableCache() {
   cache=$(mktmpdir)
   env_dir=$(mktmpdir)
 
-  compile "build-clean-1" $cache
+  compile "disable-build-cache-1" $cache
   assertCaptured "lodash@1.0.0"
   assertCapturedSuccess
 
-  compile "build-clean-2" $cache
+  compile "disable-build-cache-2" $cache
   assertCaptured "lodash@1.0.0"
   assertCapturedSuccess
 
-  echo "true" > $env_dir/BUILD_CLEAN
-  compile "build-clean-2" $cache $env_dir
+  echo "true" > $env_dir/DISABLE_BUILD_CACHE
+  compile "disable-build-cache-2" $cache $env_dir
   assertCaptured "lodash@1.3.1"
   assertCapturedSuccess
 }