const regex = /#(?=(?:[^"'`]*"[^"'`]*")*(?:[^"'`]*'[^"'`]*')*(?:[^"'`]*`[^"'`]*`)*[^"'`]*$)/gim;
// Alternative syntax using RegExp constructor
// const regex = new RegExp('#(?=(?:[^"\'`]*"[^"\'`]*")*(?:[^"\'`]*\'[^"\'`]*\')*(?:[^"\'`]*`[^"\'`]*`)*[^"\'`]*$)', 'gim')
const str = ` #somecomment
# some comment
"#not a commnet" #another comment
'#not a comment'
jquery_code = "\$('#some-identifier')[0].click()"#yet a comment, but the identifier :(
jquery_code = '\$("#some-identifier")[0].click()'
# just another comment
`;
let m;
while ((m = regex.exec(str)) !== null) {
// This is necessary to avoid infinite loops with zero-width matches
if (m.index === regex.lastIndex) {
regex.lastIndex++;
}
// The result can be accessed through the `m`-variable.
m.forEach((match, groupIndex) => {
console.log(`Found match, group ${groupIndex}: ${match}`);
});
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for JavaScript, please visit: https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions