nimsuggest: maxresults limit; fixed local symbol usages priorizations

nimsuggest/nimsuggest.nim

@@ -40,6 +40,7 @@ Options:
   --log                   enable verbose logging to nimsuggest.log file
   --v1                    use version 1 of the protocol; for backwards compatibility
   --refresh               perform automatic refreshes to keep the analysis precise
+  --maxresults:N          limit the number of suggestions to N
   --tester                implies --stdin and outputs a line
                           '""" & DummyEof & """' for the tester
 
@@ -550,6 +551,8 @@ proc processCmdLine*(pass: TCmdLinePass, cmd: string) =
           gRefresh = parseBool(p.val)
         else:
           gRefresh = true
+      of "maxresults":
+        suggestMaxResults = parseInt(p.val)
       else: processSwitch(pass, p)
     of cmdArgument:
       options.gProjectName = unixToNativePath(p.key)

nimsuggest/tester.nim

@@ -304,8 +304,7 @@ proc runTest(filename: string): int =
 proc main() =
   var failures = 0
   if os.paramCount() > 0:
-    let f = os.paramStr(1)
-    let x = getAppDir() / f
+    let x = os.paramStr(1)
     let xx = expandFilename x
     failures += runTest(xx)
     failures += runEpcTest(xx)

nimsuggest/tests/tdot4.nim

@@ -0,0 +1,16 @@
+discard """
+$nimsuggest --tester --maxresults:2 $file
+>sug $1
+sug;;skProc;;tdot4.main;;proc (inp: string): string;;$file;;10;;5;;"";;100;;None
+sug;;skProc;;strutils.replace;;proc (s: string, sub: string, by: string): string{.noSideEffect, gcsafe, locks: 0.};;$lib/pure/strutils.nim;;1497;;5;;"Replaces `sub` in `s` by the string `by`.";;100;;None
+"""
+
+import strutils
+
+proc main(inp: string): string =
+  # use replace here and see if it occurs in the result, it should gain
+  # priority:
+  result = inp.replace(" ", "a").replace("b", "c")
+
+
+echo "string literal here".#[!]#