From 973d721a032bb5db96f8f3736ac84386a9456540 Mon Sep 17 00:00:00 2001
From: Hayleigh Thompson <me@hayleigh.dev>
Date: Sun, 23 Jul 2023 19:08:07 +0100
Subject: :sparkles: Add functions for prevent_default and stop_propagation on
 events.

---
 src/lustre.ffi.mjs     |  5 +++++
 src/lustre/event.gleam | 10 ++++++++++
 2 files changed, 15 insertions(+)

diff --git a/src/lustre.ffi.mjs b/src/lustre.ffi.mjs
index 38b3a95..2ebb0a9 100644
--- a/src/lustre.ffi.mjs
+++ b/src/lustre.ffi.mjs
@@ -127,6 +127,11 @@ export const emit = (name, data) =>
     emit(name, data);
   });
 
+// HTML EVENTS -----------------------------------------------------------------
+
+export const prevent_default = (e) => e.preventDefault?.();
+export const stop_propagation = (e) => e.stopPropagation?.();
+
 // CUSTOM ELEMENTS -------------------------------------------------------------
 
 export const setup_component = (
diff --git a/src/lustre/event.gleam b/src/lustre/event.gleam
index e8a2590..8ee2f4f 100644
--- a/src/lustre/event.gleam
+++ b/src/lustre/event.gleam
@@ -172,3 +172,13 @@ pub fn mouse_position(event: Dynamic) -> Decoded(#(Float, Float)) {
 
   Ok(#(x, y))
 }
+
+// UTILS -----------------------------------------------------------------------
+
+@target(javascript)
+@external(javascript, "../lustre.ffi.mjs", "prevent_default")
+pub fn prevent_default(event: Dynamic) -> Nil
+
+@target(javascript)
+@external(javascript, "../lustre.ffi.mjs", "stop_propagation")
+pub fn stop_propagation(event: Dynamic) -> Nil
-- 
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