compiler: Trim .nim files trailing whitespace

via OSX: find . -name '*.nim' -exec sed -i '' -E 's/[[:space:]]+$//' {} +

compiler/passaux.nim

@@ -9,38 +9,38 @@
 
 ## implements some little helper passes
 
-import 
+import
   strutils, ast, astalgo, passes, msgs, options, idgen
 
 proc verboseOpen(s: PSym): PPassContext =
   #MessageOut('compiling ' + s.name.s);
   result = nil                # we don't need a context
   rawMessage(hintProcessing, s.name.s)
-  
-proc verboseProcess(context: PPassContext, n: PNode): PNode = 
+
+proc verboseProcess(context: PPassContext, n: PNode): PNode =
   result = n
   if context != nil: internalError("logpass: context is not nil")
-  if gVerbosity == 3: 
+  if gVerbosity == 3:
     # system.nim deactivates all hints, for verbosity:3 we want the processing
     # messages nonetheless, so we activate them again unconditionally:
     incl(msgs.gNotes, hintProcessing)
     message(n.info, hintProcessing, $idgen.gBackendId)
-  
+
 const verbosePass* = makePass(open = verboseOpen, process = verboseProcess)
 
-proc cleanUp(c: PPassContext, n: PNode): PNode = 
+proc cleanUp(c: PPassContext, n: PNode): PNode =
   result = n
   # we cannot clean up if dead code elimination is activated
-  if optDeadCodeElim in gGlobalOptions or n == nil: return 
+  if optDeadCodeElim in gGlobalOptions or n == nil: return
   case n.kind
-  of nkStmtList: 
+  of nkStmtList:
     for i in countup(0, sonsLen(n) - 1): discard cleanUp(c, n.sons[i])
-  of nkProcDef, nkMethodDef: 
-    if n.sons[namePos].kind == nkSym: 
+  of nkProcDef, nkMethodDef:
+    if n.sons[namePos].kind == nkSym:
       var s = n.sons[namePos].sym
-      if sfDeadCodeElim notin getModule(s).flags and not astNeeded(s): 
+      if sfDeadCodeElim notin getModule(s).flags and not astNeeded(s):
         s.ast.sons[bodyPos] = ast.emptyNode # free the memory
-  else: 
+  else:
     discard
 
 const cleanupPass* = makePass(process = cleanUp, close = cleanUp)