func()

in restmapper/shortcut.go [115:165]

• 45 lines of code
• 17 McCabe index (conditional complexity)

func (e shortcutExpander) expandResourceShortcut(resource schema.GroupVersionResource) schema.GroupVersionResource {
	// get the shortcut mappings and return on first match.
	if allResources, shortcutResources, err := e.getShortcutMappings(); err == nil {
		// avoid expanding if there's an exact match to a full resource name
		for _, apiResources := range allResources {
			gv, err := schema.ParseGroupVersion(apiResources.GroupVersion)
			if err != nil {
				continue
			}
			if len(resource.Group) != 0 && resource.Group != gv.Group {
				continue
			}
			for _, apiRes := range apiResources.APIResources {
				if resource.Resource == apiRes.Name {
					return resource
				}
				if resource.Resource == apiRes.SingularName {
					return resource
				}
			}
		}

		for _, item := range shortcutResources {
			if len(resource.Group) != 0 && resource.Group != item.ShortForm.Group {
				continue
			}
			if resource.Resource == item.ShortForm.Resource {
				resource.Resource = item.LongForm.Resource
				resource.Group = item.LongForm.Group
				return resource
			}
		}

		// we didn't find exact match so match on group prefixing. This allows autoscal to match autoscaling
		if len(resource.Group) == 0 {
			return resource
		}
		for _, item := range shortcutResources {
			if !strings.HasPrefix(item.ShortForm.Group, resource.Group) {
				continue
			}
			if resource.Resource == item.ShortForm.Resource {
				resource.Resource = item.LongForm.Resource
				resource.Group = item.LongForm.Group
				return resource
			}
		}
	}

	return resource
}