refactoring: removed cmdlinehelper.mainCommand callback

compiler/nim.nim

@@ -22,7 +22,7 @@ import
   commands, options, msgs,
   extccomp, strutils, os, main, parseopt,
   idents, lineinfos, cmdlinehelper,
-  pathutils
+  pathutils, modulegraphs
 
 from std/browsers import openDefaultBrowser
 from nodejs import findNodeJs
@@ -70,8 +70,7 @@ proc processCmdLine(pass: TCmdLinePass, cmd: string; config: ConfigRef) =
 proc handleCmdLine(cache: IdentCache; conf: ConfigRef) =
   let self = NimProg(
     supportsStdinFile: true,
-    processCmdLine: processCmdLine,
-    mainCommand: mainCommand
+    processCmdLine: processCmdLine
   )
   self.initDefinesProg(conf, "nim_compiler")
   if paramCount() == 0:
@@ -79,7 +78,9 @@ proc handleCmdLine(cache: IdentCache; conf: ConfigRef) =
     return
 
   self.processCmdLineAndProjectPath(conf)
-  if not self.loadConfigsAndRunMainCommand(cache, conf): return
+  var graph = newModuleGraph(cache, conf)
+  if not self.loadConfigsAndRunMainCommand(cache, conf, graph): return
+  mainCommand(graph)
   if conf.hasHint(hintGCStats): echo(GC_getStatistics())
   #echo(GC_getStatistics())
   if conf.errorCounter != 0: return