vendor tsgo

tools/tsgo/internal/locale/locale.go

@@ -0,0 +1,28 @@
+package locale
+
+import (
+	"context"
+
+	"golang.org/x/text/language"
+)
+
+type contextKey int
+
+type Locale language.Tag
+
+var Default Locale
+
+func WithLocale(ctx context.Context, locale Locale) context.Context {
+	return context.WithValue(ctx, contextKey(0), locale)
+}
+
+func FromContext(ctx context.Context) Locale {
+	locale, _ := ctx.Value(contextKey(0)).(Locale)
+	return locale
+}
+
+func Parse(localeStr string) (locale Locale, ok bool) {
+	// Parse gracefully fails.
+	tag, err := language.Parse(localeStr)
+	return Locale(tag), err == nil
+}