Add "env.IsCleanTarget()" to the Build API

Author: ivankravets

platformio/builder/main.py

@@ -157,11 +157,6 @@
         os.makedirs(env.subst("$BUILD_CACHE_DIR"))
     env.CacheDir("$BUILD_CACHE_DIR")
 
-is_clean_all = "cleanall" in COMMAND_LINE_TARGETS
-if env.GetOption("clean") or is_clean_all:
-    env.PioClean(is_clean_all)
-    env.Exit(0)
-
 if not int(ARGUMENTS.get("PIOVERBOSE", 0)):
     click.echo("Verbose mode can be enabled via `-v, --verbose` option")
 
@@ -185,6 +180,10 @@
 for item in env.GetExtraScripts("pre"):
     env.SConscript(item, exports="env")
 
+if env.IsCleanTarget():
+    env.CleanProject("cleanall" in COMMAND_LINE_TARGETS)
+    env.Exit(0)
+
 env.SConscript("$BUILD_SCRIPT")
 
 if "UPLOAD_FLAGS" in env:

platformio/builder/tools/piotarget.py

@@ -16,6 +16,7 @@
 
 from SCons.Action import Action  # pylint: disable=import-error
 from SCons.Script import ARGUMENTS  # pylint: disable=import-error
+from SCons.Script import COMMAND_LINE_TARGETS  # pylint: disable=import-error
 from SCons.Script import AlwaysBuild  # pylint: disable=import-error
 
 from platformio import compat, fs
@@ -27,7 +28,11 @@ def VerboseAction(_, act, actstr):
     return Action(act, actstr)
 
 
-def PioClean(env, clean_all=False):
+def IsCleanTarget(env):
+    return env.GetOption("clean") or ("cleanall" in COMMAND_LINE_TARGETS)
+
+
+def CleanProject(env, clean_all=False):
     def _relpath(path):
         if compat.IS_WINDOWS:
             prefix = os.getcwd()[:2].lower()
@@ -103,7 +108,8 @@ def exists(_):
 
 def generate(env):
     env.AddMethod(VerboseAction)
-    env.AddMethod(PioClean)
+    env.AddMethod(IsCleanTarget)
+    env.AddMethod(CleanProject)
     env.AddMethod(AddTarget)
     env.AddMethod(AddPlatformTarget)
     env.AddMethod(AddCustomTarget)