basic structure

x/parser/parser.go

@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2023 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 parser
+
+/*
+import (
+	"go/ast"
+	"go/parser"
+	"go/token"
+
+	"github.com/goplus/llgo/build"
+)
+
+// A Mode value is a set of flags (or 0).
+// They control the amount of source code parsed and other optional
+// parser functionality.
+type Mode = parser.Mode
+
+const (
+	PackageClauseOnly    = parser.PackageClauseOnly    // stop parsing after package clause
+	ImportsOnly          = parser.ImportsOnly          // stop parsing after import declarations
+	ParseComments        = parser.ParseComments        // parse comments and add them to AST
+	Trace                = parser.Trace                // print a trace of parsed productions
+	DeclarationErrors    = parser.DeclarationErrors    // report declaration errors
+	SpuriousErrors       = parser.SpuriousErrors       // same as AllErrors, for backward-compatibility
+	SkipObjectResolution = parser.SkipObjectResolution // don't resolve identifiers to objects - see ParseFile
+	AllErrors            = parser.AllErrors            // report all errors (not just the first 10 on different lines)
+)
+
+// A Package node represents a set of source files
+// collectively building a Go package.
+type Package struct {
+	*ast.Package
+}
+
+func Parse(fset *token.FileSet, pkg build.Package, mode Mode) (_ Package, first error) {
+	ret := map[string]*ast.Package{}
+	for _, file := range pkg.GoFiles {
+		f, err := parser.ParseFile(fset, file, nil, mode)
+		if err != nil {
+			if first == nil {
+				first = err
+			}
+			continue
+		}
+		ret[file] = f
+	}
+}
+*/