fix: handle emoji characters when spliting strings

Author: nperez0111

src/draftConverter.ts

@@ -207,7 +207,8 @@ export class DraftConverter {
     // Split the text into groups by their range
     let currentRanges: (RawDraftEntityRange | RawDraftInlineStyleRange)[] = [];
     let currentText: string = "";
-    for (let i = 0; i < options.block.text.length; i++) {
+    const text = Array.from(options.block.text);
+    for (let i = 0; i < text.length; i++) {
       let styles = stylesAtPosition[i] || [];
       if (
         styles.length !== currentRanges.length ||
@@ -219,7 +220,8 @@ export class DraftConverter {
         currentText = "";
         currentRanges = styles;
       }
-      currentText += options.block.text[i];
+
+      currentText += text[i];
     }
 
     if (currentText) {

test/draft-inputs.test.ts

@@ -36,3 +36,101 @@ test("draft-medium-complex", () => {
   const converter = new DraftConverter();
   expect(converter.convert(draftMediumComplex as any)).toMatchSnapshot();
 });
+
+test("draft-medium-complex", () => {
+  const converter = new DraftConverter();
+  expect(
+    converter.convert({
+      blocks: [
+        {
+          key: "a5rh8",
+          text: "🕺🏽 Krewe of Boo hosts a jazz second-line through the French Quarter at 3pm, followed by happy hour at Pat O'Brien's. (Details)",
+          type: "unstyled",
+          depth: 0,
+          inlineStyleRanges: [
+            {
+              style: "BOLD",
+              length: 12,
+              offset: 3,
+            },
+            {
+              style: "ITALIC",
+              length: 7,
+              offset: 118,
+            },
+          ],
+          entityRanges: [
+            {
+              offset: 118,
+              length: 7,
+              key: 0,
+            },
+          ],
+          data: {},
+        },
+      ],
+      // @ts-ignore
+      entityMap: [
+        {
+          type: "LINK",
+          mutability: "MUTABLE",
+          data: {
+            rel: "noreferrer",
+            url: "https://www.kreweofboo.com/secondline",
+            href: "https://www.kreweofboo.com/secondline",
+            target: "_blank",
+          },
+        },
+      ],
+    })
+  ).toEqual({
+    type: "doc",
+    content: [
+      {
+        type: "paragraph",
+        content: [
+          {
+            type: "text",
+            text: "🕺🏽 ",
+            marks: [],
+          },
+          {
+            type: "text",
+            text: "Krewe of Boo",
+            marks: [
+              {
+                type: "bold",
+              },
+            ],
+          },
+          {
+            type: "text",
+            text: " hosts a jazz second-line through the French Quarter at 3pm, followed by happy hour at Pat O'Brien's. (",
+            marks: [],
+          },
+          {
+            type: "text",
+            text: "Details",
+            marks: [
+              {
+                type: "link",
+                attrs: {
+                  href: "https://www.kreweofboo.com/secondline",
+                  target: "_blank",
+                },
+              },
+              {
+                type: "italic",
+              },
+            ],
+          },
+          {
+            type: "text",
+            text: ")",
+            marks: [],
+          },
+        ],
+      },
+    ],
+  });
+});