feat: initial commit

pkg/wails3kit/updates/platform/darwin/BUILD.bazel

@@ -0,0 +1,12 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "darwin",
+    srcs = ["darwin.go"],
+    importpath = "github.com/Eriyc/rules_wails/pkg/wails3kit/updates/platform/darwin",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//pkg/wails3kit/updates",
+        "//pkg/wails3kit/updates/platform",
+    ],
+)

pkg/wails3kit/updates/platform/darwin/darwin.go

@@ -0,0 +1,31 @@
+package darwin
+
+import (
+	"errors"
+	"path/filepath"
+
+	"github.com/Eriyc/rules_wails/pkg/wails3kit/updates"
+	"github.com/Eriyc/rules_wails/pkg/wails3kit/updates/platform"
+)
+
+func New() updates.PlatformInstaller {
+	return platform.New(DetectInstallRoot)
+}
+
+func DetectInstallRoot(app updates.AppDescriptor) (updates.InstallRoot, error) {
+	if app.ExecutablePath == "" {
+		return updates.InstallRoot{}, errors.New("missing executable path")
+	}
+
+	current := filepath.Dir(app.ExecutablePath)
+	for {
+		if filepath.Ext(current) == ".app" {
+			return updates.InstallRoot{Path: current}, nil
+		}
+		parent := filepath.Dir(current)
+		if parent == current {
+			return updates.InstallRoot{}, errors.New("unable to locate .app bundle")
+		}
+		current = parent
+	}
+}