type_checkers: connect

Author: krishpranav

src/type_checkers/connect.cr

@@ -0,0 +1,59 @@
+# -----------------------------------------------------------------------
+# This file is part of MoonScript
+#
+# MoonSript is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# MoonSript is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with MoonSript.  If not, see <https://www.gnu.org/licenses/>.
+#
+# Copyright (C) 2025 Krisna Pranav, MoonScript Developers
+# -----------------------------------------------------------------------
+
+module MoonScript
+    class TypeChecker
+      def check(node : Ast::Connect) : Checkable
+        store =
+          ast.stores.find(&.name.value.==(node.store.value))
+  
+        error! :connect_not_found_store do
+          block do
+            text "looking for the store"
+            bold node.store.value
+            text "but could not find it."
+          end
+  
+          snippet node.store
+        end unless store
+  
+        resolve store
+  
+        node.keys.each do |key|
+          error! :connect_not_found_member do
+            block do
+              text "The entity"
+              bold %("#{key.name.value}")
+              text "does not exists!"
+            end
+  
+            snippet "The connect in question:", node
+          end unless found = scope.resolve(key.name.value, store).try(&.node)
+  
+          cache[key] =
+            resolve found
+  
+          lookups[key] =
+            {found, store}
+        end
+  
+        VOID
+      end
+    end
+  end