Eugene Pankov 04a0a0cc64 lint
2020-03-01 16:10:45 +01:00

36 lines
1.1 KiB
TypeScript

import { Subscription } from 'rxjs'
import { BaseTerminalTabComponent } from './baseTerminalTab.component'
/**
* Extend to automatically run actions on new terminals
*/
export abstract class TerminalDecorator {
private smartSubscriptions = new Map<BaseTerminalTabComponent, Subscription[]>()
/**
* Called when a new terminal tab starts
*/
attach (terminal: BaseTerminalTabComponent): void { } // eslint-disable-line
/**
* Called before a terminal tab is destroyed.
* Make sure to call super()
*/
detach (terminal: BaseTerminalTabComponent): void {
for (const s of this.smartSubscriptions.get(terminal) || []) {
s.unsubscribe()
}
this.smartSubscriptions.delete(terminal)
}
/**
* Automatically cancel @subscription once detached from @terminal
*/
protected subscribeUntilDetached (terminal: BaseTerminalTabComponent, subscription: Subscription): void {
if (!this.smartSubscriptions.has(terminal)) {
this.smartSubscriptions.set(terminal, [])
}
this.smartSubscriptions.get(terminal)?.push(subscription)
}
}