How to use the @ephox/alloy.AlloyTriggers.emitWith function in @ephox/alloy

const onLeftOrRightInMenu = (comp: AlloyComponent, se: SimulatedEvent) => {
    // The originating dropdown is stored on the sandbox itself.
    const dropdown: AlloyComponent = Representing.getValue(comp);

    // Focus the dropdown. Current workaround required to make flow recognise the current focus
    Focusing.focus(dropdown);
    AlloyTriggers.emitWith(dropdown, 'keydown', {
      raw: se.event().raw()
    });

    // Close the dropdown
    AlloyDropdown.close(dropdown);

    return Option.some(true);
  };

const emit = (comp: AlloyComponent, event: string, data: Object): void => {
    AlloyTriggers.emitWith(comp, event, data);
  };

onItemExecute: (typeahead, _sandbox, _item, _value) => {
      updateHistory(typeahead);
      AlloyTriggers.emitWith(typeahead, formChangeEvent, { name: spec.name });
    }
  });

onChangeTab: (section, button, _viewItems) => {
      const title = Representing.getValue(button);
      AlloyTriggers.emitWith(section, formTabChangeEvent, {
        title,
        oldTitle: oldTab.get()
      });
      oldTab.set(title);
    },

getButton().getOpt(sink).each((orig) => {
          Focus.focus(orig.element());
          AlloyTriggers.emitWith(orig, formActionEvent, {
            name: item.name,
            value: item.storage.get()
          });
        });
      });

createButton('Redo', 'redo', true, (button) => {
      AlloyTriggers.emitWith(button, ImageToolsEvents.internal.redo(), {
        direction: 1
      });
    }, providersBackstage)
  );

picker(urlData).get((chosenData) => {
          Representing.setValue(field, chosenData);
          AlloyTriggers.emitWith(comp, formChangeEvent, { name: spec.name });
        });
      });

return ToolbarScopes.categorise(registryContextToolbars, (toolbarApi) => {
      const alloySpec = buildToolbar(toolbarApi);
      AlloyTriggers.emitWith(contextbar, forwardSlideEvent, {
        forwardContents: wrapInPopDialog(alloySpec)
      });
    });
  });

onChangeTab: (section, button, _viewItems) => {
      const name = Representing.getValue(button);
      AlloyTriggers.emitWith(section, formTabChangeEvent, {
        name,
        oldName: oldTab.get()
      });
      oldTab.set(name);
    },