build: separate compiler and libs

compiler/internal/mod/mod.go

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2024 The GoPlus Authors (goplus.org). All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package mod
+
+import (
+	"path"
+	"path/filepath"
+
+	"github.com/goplus/mod"
+	"github.com/goplus/mod/gopmod"
+)
+
+// Module represents a Go module.
+type Module = gopmod.Module
+
+// Load loads a Go module from a directory.
+func Load(dir string) (ret *Module, pkgPath string, err error) {
+	if dir, err = filepath.Abs(dir); err != nil {
+		return
+	}
+	_, gomod, err := mod.FindGoMod(dir)
+	if err != nil {
+		return
+	}
+	if ret, err = gopmod.LoadFrom(gomod, ""); err != nil {
+		return
+	}
+	relPath, err := filepath.Rel(ret.Root(), dir)
+	if err != nil {
+		return
+	}
+	pkgPath = path.Join(ret.Path(), filepath.ToSlash(relPath))
+	return
+}