fixes #21923; nimsuggest "outline" output does not list templates (#24643)

fixes #21923

---------

Co-authored-by: Louis Berube <louis.p.berube@gmail.com>

compiler/sem.nim

@@ -500,6 +500,21 @@ proc semAfterMacroCall(c: PContext, call, macroResult: PNode,
   dec(c.config.evalTemplateCounter)
   discard c.friendModules.pop()
 
+proc getLineInfo(n: PNode): TLineInfo =
+  case n.kind
+  of nkPostfix:
+    if len(n) > 1:
+      result = getLineInfo(n[1])
+    else:
+      result = n.info
+  of nkAccQuoted, nkPragmaExpr:
+    if len(n) > 0:
+      result = getLineInfo(n[0])
+    else:
+      result = n.info
+  else:
+    result = n.info
+
 const
   errMissingGenericParamsForTemplate = "'$1' has unspecified generic parameters"
 

compiler/semstmts.nim

@@ -492,19 +492,8 @@ proc semIdentDef(c: PContext, n: PNode, kind: TSymKind, reportToNimsuggest = tru
       incl(result.flags, sfGlobal)
   result.options = c.config.options
 
-  proc getLineInfo(n: PNode): TLineInfo =
-    case n.kind
-    of nkPostfix:
-      if len(n) > 1:
-        return getLineInfo(n[1])
-    of nkAccQuoted, nkPragmaExpr:
-      if len(n) > 0:
-        return getLineInfo(n[0])
-    else:
-      discard
-    result = n.info
-  let info = getLineInfo(n)
   if reportToNimsuggest:
+    let info = getLineInfo(n)
     suggestSym(c.graph, info, result, c.graph.usageSym)
 
 proc checkNilable(c: PContext; v: PSym) =

compiler/semtempl.nim

@@ -691,6 +691,9 @@ proc semTemplateDef(c: PContext, n: PNode): PNode =
     s = semIdentVis(c, skTemplate, n[namePos], {})
   assert s.kind == skTemplate
 
+  let info = getLineInfo(n[namePos])
+  suggestSym(c.graph, info, s, c.graph.usageSym)
+
   styleCheckDef(c, s)
   onDef(n[namePos].info, s)
   # check parameter list: