feat: helper method create_fragment

Author: EqualMa

helpers/helpers-import.js

@@ -0,0 +1,5 @@
+import React from "react";
+
+export function create_fragment(...args) {
+  React.createElement(React.Fragment, ...args);
+}

helpers/helpers.js

@@ -0,0 +1,3 @@
+export function create_fragment(...args) {
+  React.createElement(React.Fragment, ...args);
+}

helpers/react-import.js

@@ -1 +1,5 @@
 export * as React from "react";
+
+export function create_fragment(...args) {
+  React.createElement(React.Fragment, ...args);
+}

src/helpers.rs

@@ -0,0 +1,15 @@
+use wasm_bindgen::prelude::*;
+
+crate::macro_import::wasm_bindgen_helpers! {
+    #[wasm_bindgen(js_name = create_fragment)]
+    pub fn create_fragment_no_props() -> crate::Element;
+
+    #[wasm_bindgen(js_name = create_fragment)]
+    pub fn create_fragment_no_children(props: &JsValue) -> crate::Element;
+
+    #[wasm_bindgen(variadic)]
+    pub fn create_fragment(
+        props: &JsValue,
+        children: &js_sys::Array,
+    ) -> crate::Element;
+}

src/lib.rs

@@ -1,10 +1,12 @@
 mod element;
+mod helpers;
 mod macro_import;
 mod use_effect;
 mod use_ref;
 mod use_state;
 
 pub use element::*;
+pub use helpers::*;
 pub use use_effect::*;
 pub use use_ref::*;
 pub use use_state::*;

src/macro_import.rs

@@ -18,4 +18,25 @@ macro_rules! wasm_bindgen_react {
     };
 }
 
+#[cfg(feature = "import-react")]
+macro_rules! wasm_bindgen_helpers {
+    ($($b:item)+) => {
+        #[wasm_bindgen(module = "/helpers/helpers-import.js")]
+        extern "C" {
+            $($b)+
+        }
+    };
+}
+
+#[cfg(not(feature = "import-react"))]
+macro_rules! wasm_bindgen_helpers {
+    ($($b:item)+) => {
+        #[wasm_bindgen(module = "/helpers/helpers.js")]
+        extern "C" {
+            $($b)+
+        }
+    };
+}
+
+pub(crate) use wasm_bindgen_helpers;
 pub(crate) use wasm_bindgen_react;