passes duration to slot props

src/lib/components/audio.svelte

@@ -67,4 +67,5 @@
 		on:emptied={(e) => console.log('emptied', e)}
 		on:load={(e) => console.log('load', e)}
 	/>
+	<slot {duration} />
 {/key}

src/routes/+page.svelte

@@ -19,30 +19,32 @@
 	{playbackRate}
 	{paused}
 	bind:currentTime
-/>
+	let:duration
+>
+	<h5>Custom audio controls</h5>
 
-<h5>Custom audio controls</h5>
+	<h6>Audio Actions</h6>
 
-<h6>Audio Actions</h6>
+	<button type="button" on:click={() => (paused = false)}>Play</button>
+	<button type="button" on:click={() => (paused = true)}>Pause</button>
+	<button type="button" on:click={() => (paused = !paused)}>Toggle</button>
 
-<button type="button" on:click={() => (paused = false)}>Play</button>
-<button type="button" on:click={() => (paused = true)}>Pause</button>
-<button type="button" on:click={() => (paused = !paused)}>Toggle</button>
+	<h6>Seeking</h6>
 
-<h6>Seeking</h6>
+	<button type="button" on:click={() => (currentTime = currentTime + 5)}>Skip 5s</button>
+	<button type="button" on:click={() => (currentTime = currentTime - 5)}>Rewind 5s</button>
+	<button type="button" on:click={() => (currentTime = 30)}>Go to 30s</button>
+	<button type="button" on:click={() => (currentTime = duration - 30)}>Go to 30s before end</button>
 
-<button type="button" on:click={() => (currentTime = currentTime + 5)}>Skip 5s</button>
-<button type="button" on:click={() => (currentTime = currentTime - 5)}>Rewind 5s</button>
-<button type="button" on:click={() => (currentTime = 30)}>Go to 30s</button>
+	<h6>Playback Rate</h6>
 
-<h6>Playback Rate</h6>
+	{#each [0.5, 1, 2, 3] as rate}
+		<button type="button" on:click={() => (playbackRate = rate)}>{rate}x</button>
+	{/each}
 
-{#each [0.5, 1, 2, 3] as rate}
-	<button type="button" on:click={() => (playbackRate = rate)}>{rate}x</button>
-{/each}
+	<h6>Volume</h6>
 
-<h6>Volume</h6>
-
-{#each [0, 0.25, 0.5, 0.75, 1] as v}
-	<button type="button" on:click={() => (volume = v)}>{v * 100}%</button>
-{/each}
+	{#each [0, 0.25, 0.5, 0.75, 1] as v}
+		<button type="button" on:click={() => (volume = v)}>{v * 100}%</button>
+	{/each}
+</Audio>