diff --git a/src/index.ts b/src/index.ts
index f024bc0..a234e84 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -383,10 +383,14 @@ export default function rehypePrettyCode(
chars: string;
charsIdAndOrRange: string;
};
- const [range, id] = charsIdAndOrRange.split('#');
charsList.push(chars);
- range && charsListNumbers.push(rangeParser(range));
- id && charsListIdMap.set(chars, id);
+ if (charsIdAndOrRange === '') {
+ charsListNumbers.push([]);
+ } else {
+ const [range, id] = charsIdAndOrRange.split('#');
+ range && charsListNumbers.push(rangeParser(range));
+ id && charsListIdMap.set(chars, id);
+ }
});
}
diff --git a/test/fixtures/highlightedMultipleCharsRange.md b/test/fixtures/highlightedMultipleCharsRange.md
index aa69644..8fe566d 100644
--- a/test/fixtures/highlightedMultipleCharsRange.md
+++ b/test/fixtures/highlightedMultipleCharsRange.md
@@ -9,3 +9,33 @@ const strLen = getStringLength('str');
const anotherStrLen = getStringLength('anotherStr');
```
+
+/getStringLength/ /str/2,3
+
+```js /getStringLength/ /str/2,3
+const getStringLength = (str) => str.length;
+
+const strLen = getStringLength('str');
+
+const anotherStrLen = getStringLength('anotherStr');
+```
+
+/getStringLength/2 /str/
+
+```js /getStringLength/2 /str/
+const getStringLength = (str) => str.length;
+
+const strLen = getStringLength('str');
+
+const anotherStrLen = getStringLength('anotherStr');
+```
+
+/Length/1 /str/ /const/2-3 /get/
+
+```js /Length/1 /str/ /const/2-3 /get/
+const getStringLength = (str) => str.length;
+
+const strLen = getStringLength('str');
+
+const anotherStrLen = getStringLength('anotherStr');
+```
\ No newline at end of file
diff --git a/test/results/highlightedMultipleCharsRange.html b/test/results/highlightedMultipleCharsRange.html
index 5089122..e527ad0 100644
--- a/test/results/highlightedMultipleCharsRange.html
+++ b/test/results/highlightedMultipleCharsRange.html
@@ -65,3 +65,42 @@ Highlight multiple chars range
const anotherStrLen = getStringLength('anotherStr');
+/getStringLength/ /str/2,3
+
+ const getStringLength = (str) => str.length;
+
+const strLen = getStringLength('str');
+
+const anotherStrLen = getStringLength('anotherStr');
+
+/getStringLength/2 /str/
+
+ const getStringLength = (str) => str.length;
+
+const strLen = getStringLength('str');
+
+const anotherStrLen = getStringLength('anotherStr');
+
+/Length/1 /str/ /const/2-3 /get/
+
+ const getStringLength = (str) => str.length;
+
+const strLen = getStringLength('str');
+
+const anotherStrLen = getStringLength('anotherStr');
+