Merge pull request #27 from xushiwei/q

gopmod.Default

Author: xushiwei

gopmod/module.go

@@ -222,3 +222,8 @@ func (e *MissingError) Error() string {
 }
 
 // -----------------------------------------------------------------------------
+
+// Default represents the default gop.mod object.
+var Default = New(modload.Default)
+
+// -----------------------------------------------------------------------------

modfile/gop_test.go

@@ -169,6 +169,19 @@ func TestGoModCompat2(t *testing.T) {
 	}
 }
 
+func TestGoModStd(t *testing.T) {
+	const (
+		gopmod = "module std\n"
+	)
+	f, err := ParseLax("go.mod", []byte(gopmod), nil)
+	if err != nil {
+		t.Fatal("modfile.ParseLax failed:", err)
+	}
+	if f.Module.Mod.Path != "" {
+		t.Fatal("modfile.ParseLax:", f.Module.Mod.Path)
+	}
+}
+
 // -----------------------------------------------------------------------------
 
 func TestParse2(t *testing.T) {

modfile/regtest_test.go

@@ -0,0 +1,13 @@
+package modfile_test
+
+import (
+	"testing"
+
+	"github.com/goplus/mod/gopmod"
+)
+
+func TestGopMod(t *testing.T) {
+	if path := gopmod.Default.Path(); path != "" {
+		t.Fatal("TestGopMod:", path)
+	}
+}

modfile/rule.go

@@ -118,6 +118,9 @@ func parseToFile(file string, data []byte, fix VersionFixer, strict bool) (parse
 		err = errors.NewWith(err, `modfile.ParseLax(file, data, fix)`, -2, "modfile.ParseLax", file, data, fix)
 		return
 	}
+	if mod := f.Module; mod != nil && mod.Mod.Path == "std" {
+		mod.Mod.Path = "" // the Go std module
+	}
 	parsed = &File{File: *f}
 
 	var errs ErrorList

modload/module.go

@@ -266,3 +266,21 @@ func getVerb(e modfile.Expr) string {
 }
 
 // -----------------------------------------------------------------------------
+
+const (
+	defaultGoVer  = "1.18"
+	defaultGopVer = "1.1"
+)
+
+// Default represents the default gop.mod object.
+var Default = Module{
+	File: &modfile.File{
+		File: gomodfile.File{
+			Module: &gomodfile.Module{},
+			Go:     &gomodfile.Go{Version: defaultGoVer},
+		},
+		Gop: &modfile.Gop{Version: defaultGopVer},
+	},
+}
+
+// -----------------------------------------------------------------------------