fix(validate): sqlc.arg & sqlc.narg are not "missing" (#1814)

Author: skabbes

internal/endtoend/testdata/sqlc_narg/postgresql/stdlib/go_strict/db.go

@@ -1,12 +1,28 @@
 {
-  "version": "1",
-  "packages": [
+  "version": "2",
+  "sql": [
     {
       "engine": "postgresql",
-      "path": "go",
-      "name": "querytest",
       "schema": "query.sql",
-      "queries": "query.sql"
+      "queries": "query.sql",
+      "gen": {
+        "go": {
+          "package": "querytest",
+          "out": "go"
+        }
+      }
+    },
+    {
+      "engine": "postgresql",
+      "schema": "query.sql",
+      "queries": "query.sql",
+      "strict_function_checks": true,
+      "gen": {
+        "go": {
+          "package": "querytest_strict",
+          "out": "go_strict"
+        }
+      }
     }
   ]
 }

internal/endtoend/testdata/sqlc_narg/postgresql/stdlib/go_strict/models.go

@@ -56,6 +56,10 @@ func (v *funcCallVisitor) Visit(node ast.Node) astutils.Visitor {
 			}
 			return nil
 		}
+
+		// If we have sqlc.arg or sqlc.narg, there is no need to resolve the function call.
+		// It won't resolve anyway, sinc it is not a real function.
+		return nil
 	}
 
 	fun, err := v.catalog.ResolveFuncCall(call)