stage 1

internal/hubmodule/npm/locator.go

@@ -0,0 +1,41 @@
+package npm
+
+import (
+	"strings"
+
+	"github.com/any-hub/any-hub/internal/cache"
+)
+
+// rewriteLocator 将 npm metadata JSON 落盘至 package.json，避免与 tarball
+// 路径的 `/-/` 子目录冲突，同时保持 tarball 使用原始路径。
+func rewriteLocator(loc cache.Locator) cache.Locator {
+	path := loc.Path
+	if path == "" {
+		return loc
+	}
+
+	var qsSuffix string
+	core := path
+	if idx := strings.Index(core, "/__qs/"); idx >= 0 {
+		qsSuffix = core[idx:]
+		core = core[:idx]
+	}
+
+	if strings.Contains(core, "/-/") {
+		loc.Path = core + qsSuffix
+		return loc
+	}
+
+	clean := strings.TrimSuffix(core, "/")
+	if clean == "" {
+		clean = "/"
+	}
+
+	if clean == "/" {
+		loc.Path = "/package.json" + qsSuffix
+		return loc
+	}
+
+	loc.Path = clean + "/package.json" + qsSuffix
+	return loc
+}