Chakib Ben Ziane
1102df001c
- no need to implement profile management commands for each module - [todo] profile commands available when ProfileManager interface implemented
86 lines
1.9 KiB
Go
86 lines
1.9 KiB
Go
// Modules will allow gomark to be extended in the future.
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// This file should live on it's own package or on the core pacakge
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// The goal is to allow a generic interface Module that would allow anything to
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// register as a Gomark module.
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//
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// Browsers would need to register as gomark Module and as Browser interfaces
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package modules
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import "errors"
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var (
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registeredBrowsers []BrowserModule
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registeredModules []Module
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)
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// Every new module needs to register as a Module using this interface
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type Module interface {
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ModInfo() ModInfo
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}
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// browser modules need to implement Browser interface
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type BrowserModule interface {
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Browser
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Module
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}
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// Information related to the browser module
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type ModInfo struct {
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ID ModID // Id of this module
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// New returns a pointer to a new instance of a gomark module.
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// Browser modules MUST implement this method.
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New func() Module
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}
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type ModID string
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func RegisterBrowser(browserMod BrowserModule) {
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if err := verifyModule(browserMod); err != nil {
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panic(err)
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}
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registeredBrowsers = append(registeredBrowsers, browserMod)
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}
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func verifyModule(module Module) error {
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var err error
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mod := module.ModInfo()
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if mod.ID == "" {
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err = errors.New("gomark module ID is missing")
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}
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if mod.New == nil {
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err = errors.New("missing ModInfo.New")
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}
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if val := mod.New(); val == nil {
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err = errors.New("ModInfo.New must return a non-nil module instance")
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}
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return err
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}
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func RegisterModule(module Module) {
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// do not register browser modules here
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_, bMod := module.(BrowserModule)
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if bMod {
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panic("use RegisterBrowser for browser modules")
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}
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if err := verifyModule(module); err != nil {
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panic(err)
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}
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//TODO: Register by ID
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registeredModules = append(registeredModules, module)
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}
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// Returns a list of registerd browser modules
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func GetModules() []Module {
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return registeredModules
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}
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func GetBrowserModules() []BrowserModule {
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return registeredBrowsers
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}
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