feat: use data-targets for @targets

Fixes #34

Author: keithamus

src/findtarget.ts

@@ -20,7 +20,7 @@ export function findTarget(controller: HTMLElement, name: string): Element | und
 export function findTargets(controller: HTMLElement, name: string): Element[] {
   const tag = controller.tagName.toLowerCase()
   const targets = []
-  for (const el of controller.querySelectorAll(`[data-target~="${tag}.${name}"]`)) {
+  for (const el of controller.querySelectorAll(`[data-targets~="${tag}.${name}"]`)) {
     if (el.closest(tag) === controller) targets.push(el)
   }
   return targets

test/findtarget.js

@@ -87,7 +87,7 @@ describe('findTargets', () => {
     chai.spy.on(instance, 'querySelectorAll', () => [])
     findTargets(instance, 'foo')
     expect(instance.querySelectorAll).to.have.been.called.once.with.exactly(
-      '[data-target~="find-target-test-element.foo"]'
+      '[data-targets~="find-target-test-element.foo"]'
     )
   })