JsxPPXReactSupport.res

/* Copyright (C) 2022- Authors of ReScript
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * In addition to the permissions granted to you by the LGPL, you may combine
 * or link a "work that uses the Library" with a publicly distributed version
 * of this file to produce a combined library or application, then distribute
 * that combined work under the terms of your choosing, with no requirement
 * to comply with the obligations normally placed on you by section 4 of the
 * LGPL version 3 (or the corresponding section of a later version of the LGPL
 * should you choose to use a later version).
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */

%%private(
  @val
  external propsWithKey: ({"key": string}, 'props) => 'props = "Object.assign"

  @inline
  let addKeyProp = (~key: option<string>=?, p: 'props): 'props =>
    switch key {
    | Some(key) => propsWithKey({"key": key}, p)
    | None => p
    }
)

@module("react")
external createElement: (Jsx.component<'props>, 'props) => Jsx.element = "createElement"

@variadic @module("react")
external createElementVariadic: (Jsx.component<'props>, 'props, array<Jsx.element>) => Jsx.element =
  "createElement"

let createElementWithKey = (~key=?, component, props) =>
  createElement(component, addKeyProp(~key?, props))

let createElementVariadicWithKey = (~key=?, component, props, elements) =>
  createElementVariadic(component, addKeyProp(~key?, props), elements)

external asyncComponent: promise<Jsx.element> => Jsx.element = "%identity"