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improve types

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This commit is contained in:
Philipp Kühn
2021-01-28 09:50:17 +01:00
parent a9c14fbddd
commit 4407d9a3d1
20 changed files with 58 additions and 47 deletions
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8
packages/core/src/EventEmitter.ts
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@@ -2,7 +2,7 @@ export default class EventEmitter {
private callbacks: { [key: string]: Function[] } = {}
public on(event: string, fn: Function) {
public on(event: string, fn: Function): this {
if (!this.callbacks[event]) {
this.callbacks[event] = []
}
@@ -12,7 +12,7 @@ export default class EventEmitter {
return this
}
protected emit(event: string, ...args: any) {
protected emit(event: string, ...args: any): this {
const callbacks = this.callbacks[event]
if (callbacks) {
@@ -22,7 +22,7 @@ export default class EventEmitter {
return this
}
public off(event: string, fn?: Function) {
public off(event: string, fn?: Function): this {
const callbacks = this.callbacks[event]
if (callbacks) {
@@ -36,7 +36,7 @@ export default class EventEmitter {
return this
}
protected removeAllListeners() {
protected removeAllListeners(): void {
this.callbacks = {}
}
}