Files
klz-cables.com/lib/mdx-utils.ts

47 lines
1.4 KiB
TypeScript

export function fixMdxDataProps(content: string): string {
let fixedContent = content;
let dataIndex = fixedContent.indexOf('data={{');
while (dataIndex !== -1) {
let openCount = 0;
let endIndex = -1;
const startObj = dataIndex + 6; // index of the first '{' in 'data={{'
for (let i = startObj; i < fixedContent.length; i++) {
if (fixedContent[i] === '{') {
openCount++;
} else if (fixedContent[i] === '}') {
openCount--;
if (openCount === 0) {
endIndex = i;
break;
}
}
}
if (endIndex !== -1) {
// jsonStr is the content INSIDE the outer curly braces
const jsonStr = fixedContent.substring(startObj + 1, endIndex);
const safeJsonStr = jsonStr.replace(/"/g, '&quot;');
const replacement = `data="{${safeJsonStr}}"`;
// We also need to consume the closing `}` of the `data={{`
const nextCharIndex = endIndex + 1;
const skipChars =
nextCharIndex < fixedContent.length && fixedContent[nextCharIndex] === '}' ? 2 : 1;
fixedContent =
fixedContent.substring(0, dataIndex) +
replacement +
fixedContent.substring(endIndex + skipChars);
dataIndex = fixedContent.indexOf('data={{', dataIndex + replacement.length);
} else {
// Malformed braces, prevent infinite loop
break;
}
}
return fixedContent;
}