Alignment with Carbon version 10.27 (#495)

* chore(deps-dev): bump devDependencies

* docs: update number of available carbon icons

* feat(notification): distinguish dispatched close event between click/timeout

* fix(notification): prevent class from being overriden by $$restProps

* docs(notification): improve example body copy

* fix(notification): remove notificationType prop

* refactor(notification): resolve svelte file in imports

* fix(notification): prevent class from being overridden by $$restProps

* feat(notification): update TS signature for dispatched close event

* docs: update contributing

* fix(loading): adjust spinner styles

* feat(tag): support custom icon variant

* feat(tile): add optional expand/collapse icon labels to ExpandableTile

* feat(code-snippet): support disabled state for single and multi-line types

* fix(code-snippet): remove impossible class directive

* fix(code-snippet): showMoreLess button size should be "field", not "small"

* fix(password-input): disable visibility button

- set default values for tooltipAlignment, tooltipPosition

* fix(text-input): add missing warning field wrapper class

* feat(button): infer hasIconOnly using $$slots API

- requires Svelte version >=3.25

* docs(button): add danger tertiary, icon-only example

* feat(button): set default values for tooltip alignment, position

* docs: document dynamic theming

* fix(modal): correctly set class props #482

* fix(form): forward submit event in FluidForm #487

* feat(dropdown): support warning state

* feat(multi-select): support warning state

* fix(multi-select): prevent dropdown from opening if disabled

* feat(number-input): support warning state

* chore(deps-dev): upgrade devDependencies

* docs:  bump @carbon/themes, carbon-components

* refactor(data-table): co-locate DataTableSkeleton with DataTable

* docs: update number of pictograms

* fix(password-input): add missing "bx--btn" class to visibility toggle

* docs: increase z-index for component preview

src/NumberInput/NumberInput.svelte

@@ -55,6 +55,12 @@
   /** Specify the invalid state text */
   export let invalidText = "";
 
+  /** Set to `true` to indicate an warning state */
+  export let warn = false;
+
+  /** Specify the warning state text */
+  export let warnText = "";
+
   /** Specify the helper text */
   export let helperText = "";
 
@@ -95,6 +101,7 @@
   import CaretDownGlyph from "carbon-icons-svelte/lib/CaretDownGlyph/CaretDownGlyph.svelte";
   import CaretUpGlyph from "carbon-icons-svelte/lib/CaretUpGlyph/CaretUpGlyph.svelte";
   import WarningFilled16 from "carbon-icons-svelte/lib/WarningFilled16/WarningFilled16.svelte";
+  import WarningAltFilled16 from "carbon-icons-svelte/lib/WarningAltFilled16/WarningAltFilled16.svelte";
 
   const defaultTranslations = {
     [translationIds.increment]: "Increment number",
@@ -161,7 +168,10 @@
           <slot name="label">{label}</slot>
         </label>
       {/if}
-      <div class:bx--number__input-wrapper="{true}">
+      <div
+        class:bx--number__input-wrapper="{true}"
+        class:bx--number__input-wrapper--warning="{!invalid && warn}"
+      >
         <button
           type="button"
           aria-live="polite"
@@ -222,7 +232,10 @@
           <slot name="label">{label}</slot>
         </label>
       {/if}
-      <div class:bx--number__input-wrapper="{true}">
+      <div
+        class:bx--number__input-wrapper="{true}"
+        class:bx--number__input-wrapper--warning="{!invalid && warn}"
+      >
         <input
           bind:this="{ref}"
           type="number"
@@ -246,6 +259,11 @@
         {#if invalid}
           <WarningFilled16 class="bx--number__invalid" />
         {/if}
+        {#if !invalid && warn}
+          <WarningAltFilled16
+            class="bx--number__invalid bx--number__invalid--warning"
+          />
+        {/if}
         <div class:bx--number__controls="{true}">
           <button
             type="button"
@@ -280,7 +298,7 @@
         </div>
       </div>
     {/if}
-    {#if !error && helperText}
+    {#if !error && !warn && helperText}
       <div
         class:bx--form__helper-text="{true}"
         class:bx--form__helper-text--disabled="{disabled}"
@@ -293,5 +311,8 @@
         {invalidText}
       </div>
     {/if}
+    {#if !error && warn}
+      <div id="{errorId}" class:bx--form-requirement="{true}">{warnText}</div>
+    {/if}
   </div>
 </div>