chore: complete first pass of apply jsdoc annotations to component props

src/RadioButton/RadioButton.svelte

@@ -1,14 +1,28 @@
 <script>
+  /**
+   * Specify the value of the radio button
+   * @type {string} [value=""]
+   */
   export let value = "";
+
+  /**
+   * Set to `true` to check the radio button
+   * @type {boolean} [checked=false]
+   */
   export let checked = false;
+
+  /**
+   * Set to `true` to disable the radio button
+   * @type {boolean} [disabled=false]
+   */
   export let disabled = false;
 
   /**
-   * Set an id for the input element
-   * @type {string} [id]
+   * Specify the label position
+   * @type {"right" | "left"} [labelPosition="right"]
    */
-  export let id = "ccs-" + Math.random().toString(36);
-  export let labelPosition = "right"; // "left" | "right"
+  export let labelPosition = "right";
+
   /**
    * Specify the label text
    * @type {string} [labelText=""]
@@ -20,8 +34,25 @@
    * @type {boolean} [hideLabel=false]
    */
   export let hideLabel = false;
+
+  /**
+   * Set an id for the input element
+   * @type {string} [id]
+   */
+  export let id = "ccs-" + Math.random().toString(36);
+
+  /**
+   * Specify a name attribute for the checkbox input
+   * @type {string} [name=""]
+   */
   export let name = "";
 
+  /**
+   * Obtain a reference to the input HTML element
+   * @type {null | HTMLInputElement} [ref=null]
+   */
+  export let ref = null;
+
   import { getContext } from "svelte";
   import { writable } from "svelte/store";
 
@@ -42,6 +73,7 @@
   class:bx--radio-button-wrapper--label-left={labelPosition === 'left'}
   {...$$restProps}>
   <input
+    bind:this={ref}
     type="radio"
     {id}
     {name}