Fix indentation TAB to 2 Spaces

src/index.js

@@ -1,57 +1,63 @@
 export default class Eventhub {
-    constructor() {
-        this.listeners = [];
-    }
-
-    on(string, handler) {
-        this.testHandler(handler);
-        this.listeners = this.listeners.concat({ string, handler });
-        return this;
-    }
-
-    onAll(handler) {
-        this.testHandler(handler);
-        this.listeners = this.listeners.concat({ string: -1, handler });
-        return this;
-    }
-
-    once(string, handler) {
-        this.testHandler(handler);
-        this.on(string, () => {
-            this.exec(handler);
-            this.remove(string);
-        });
-        return this;
-    }
-
-    remove(string, handler) {
-        const noHandler = handler === undefined;
-        this.listeners = this.listeners.filter(listener => {
-            const sameString = listener.string === string || listener.string === -1;
-            const sameHandler = handler === listener.handler;
-            return !(sameString && noHandler || sameHandler);
-        });
-        return this;
-    }
-
-    emit(string, ...args) {
-        this.listeners
-            .filter(listener => listener.string === string || listener.string === -1)
-            .forEach(listener => this.exec(listener.handler, args));
-        return this;
-    }
-
-    exec(handler, args) {
-        handler.apply(null, args);
-    }
-
-    testHandler(handler) {
-        if (typeof handler !== 'function') {
-            throw new Error(`Event handler can't be of type '${typeof handler}'`);
-        }
-    }
-
-    get isListening() {
-        return this.listeners.length > 0;
-    }
+  constructor() {
+    this.listeners = [];
+  }
+
+  on(string, handler) {
+    this.testHandler(handler);
+    this.listeners = this.listeners.concat({
+      string,
+      handler
+    });
+    return this;
+  }
+
+  onAll(handler) {
+    this.testHandler(handler);
+    this.listeners = this.listeners.concat({
+      string: -1,
+      handler
+    });
+    return this;
+  }
+
+  once(string, handler) {
+    this.testHandler(handler);
+    this.on(string, () => {
+      this.exec(handler);
+      this.remove(string);
+    });
+    return this;
+  }
+
+  remove(string, handler) {
+    const noHandler = handler === undefined;
+    this.listeners = this.listeners.filter(listener => {
+      const sameString = listener.string === string || listener.string === -1;
+      const sameHandler = handler === listener.handler;
+      return !(sameString && noHandler || sameHandler);
+    });
+    return this;
+  }
+
+  emit(string, ...args) {
+    this.listeners
+      .filter(listener => listener.string === string || listener.string === -1)
+      .forEach(listener => this.exec(listener.handler, args));
+    return this;
+  }
+
+  exec(handler, args) {
+    handler.apply(null, args);
+  }
+
+  testHandler(handler) {
+    if (typeof handler !== 'function') {
+      throw new Error(`Event handler can't be of type '${typeof handler}'`);
+    }
+  }
+
+  get isListening() {
+    return this.listeners.length > 0;
+  }
 }