Initial Dever 0.0.1

test/rust/dependency/go/selector.go

@@ -0,0 +1,54 @@
+// 测试 pack 的固定目标源码选择器；产品只运行签名 pack 提供的对应工具。
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"go/build"
+	"io/fs"
+	"os"
+	"path/filepath"
+	"sort"
+	"strings"
+)
+
+func main() {
+	if err := selectPackage(); err != nil { fmt.Fprintln(os.Stderr, err); os.Exit(1) }
+}
+
+func selectPackage() error {
+	if len(os.Args) != 4 { return fmt.Errorf("expected OS architecture directory") }
+	context := build.Default
+	context.GOOS, context.GOARCH = os.Args[1], os.Args[2]
+	context.GOROOT, context.GOPATH = "", ""
+	context.CgoEnabled = true
+	directory := os.Args[3]
+	selected, err := context.ImportDir(directory, 0)
+	if err != nil { return err }
+	if len(selected.CgoFiles)+len(selected.CFiles)+len(selected.CXXFiles)+len(selected.SFiles)+len(selected.SysoFiles) != 0 {
+		return fmt.Errorf("cgo/assembly/native objects are unsupported")
+	}
+	embed := map[string][]string{}
+	for _, pattern := range selected.EmbedPatterns {
+		glob := strings.TrimPrefix(pattern, "all:")
+		if filepath.IsAbs(glob) || strings.Contains(glob, "..") { return fmt.Errorf("invalid embed pattern") }
+		matches, err := filepath.Glob(filepath.Join(directory, glob))
+		if err != nil || len(matches) == 0 { return fmt.Errorf("unmatched embed pattern") }
+		for _, match := range matches {
+			err = filepath.WalkDir(match, func(path string, entry fs.DirEntry, failure error) error {
+				if failure != nil { return failure }
+				if entry.Type()&os.ModeSymlink != 0 { return fmt.Errorf("embed link") }
+				if entry.IsDir() { return nil }
+				relative, err := filepath.Rel(directory, path)
+				if err != nil { return err }
+				embed[pattern] = append(embed[pattern], filepath.ToSlash(relative))
+				return nil
+			})
+			if err != nil { return err }
+		}
+		sort.Strings(embed[pattern])
+	}
+	imports := selected.Imports
+	if imports == nil { imports = []string{} }
+	return json.NewEncoder(os.Stdout).Encode(map[string]any{"name":selected.Name,"files":selected.GoFiles,"imports":imports,"embed":embed})
+}