nimsuggest uses multithreading and full project recompiles

compiler/modulegraphs.nim

@@ -40,9 +40,13 @@ type
                               # module dependencies.
     backend*: RootRef # minor hack so that a backend can extend this easily
     config*: ConfigRef
+    doStopCompile*: proc(): bool {.closure.}
 
 {.this: g.}
 
+proc stopCompile*(g: ModuleGraph): bool {.inline.} =
+  result = doStopCompile != nil and doStopCompile()
+
 proc newModuleGraph*(config: ConfigRef = nil): ModuleGraph =
   result = ModuleGraph()
   initStrTable(result.packageSyms)

compiler/passes.nim

@@ -171,6 +171,7 @@ proc processImplicits(implicits: seq[string], nodeKind: TNodeKind,
 
 proc processModule*(graph: ModuleGraph; module: PSym, stream: PLLStream,
                     rd: PRodReader; cache: IdentCache): bool {.discardable.} =
+  if graph.stopCompile(): return true
   var
     p: TParsers
     a: TPassContextArray
@@ -198,6 +199,7 @@ proc processModule*(graph: ModuleGraph; module: PSym, stream: PLLStream,
         processImplicits implicitIncludes, nkIncludeStmt, a, module
 
       while true:
+        if graph.stopCompile(): break
         var n = parseTopLevelStmt(p)
         if n.kind == nkEmpty: break
         if sfNoForward in module.flags:
@@ -219,6 +221,8 @@ proc processModule*(graph: ModuleGraph; module: PSym, stream: PLLStream,
   else:
     openPassesCached(graph, a, module, rd)
     var n = loadInitSection(rd)
-    for i in countup(0, sonsLen(n) - 1): processTopLevelStmtCached(n.sons[i], a)
+    for i in countup(0, sonsLen(n) - 1):
+      if graph.stopCompile(): break
+      processTopLevelStmtCached(n.sons[i], a)
     closePassesCached(a)
   result = true

compiler/suggest.nim

@@ -28,7 +28,7 @@ type
     column*: int                 # Starts at 0
     doc*: string           # Not escaped (yet)
     symkind*: TSymKind
-    forth*: string               # XXX TODO object on symkind
+    forth*: string               # type
     quality*: range[0..100]   # matching quality
     isGlobal*: bool # is a global variable
     tokenLen*: int
@@ -88,7 +88,7 @@ proc symToSuggest(s: PSym, isLocal: bool, section: string, li: TLineInfo;
     when not defined(noDocgen):
       result.doc = s.extractDocComment
 
-proc `$`(suggest: Suggest): string =
+proc `$`*(suggest: Suggest): string =
   result = $suggest.section
   result.add(sep)
   if suggest.section == ideHighlight:
@@ -131,7 +131,7 @@ proc suggestResult(s: Suggest) =
   if not isNil(suggestionResultHook):
     suggestionResultHook(s)
   else:
-    suggestWriteln($(s))
+    suggestWriteln($s)
 
 proc filterSym(s: PSym): bool {.inline.} =
   result = s.kind != skModule