@dvcol/neo-svelte/dist/utils/string.utils.js

Neomorphic ui library for svelte 5

export const markTokenizer = (str = '', pattern, flags = 'gi') => {
    if (!pattern?.trim())
        return [{ mark: false, token: str }];
    // Case-insensitive with capturing
    const regex = new RegExp(`(${pattern.trim()})`, flags);
    const result = [];
    let lastIndex = 0;
    str.replace(regex, (match, group, offset) => {
        // If no group, ignore result
        if (!group)
            return '';
        // Push the text before + match
        result.push({ mark: group, token: str.slice(lastIndex, offset) });
        // Update lastIndex to move past the match
        lastIndex = offset + group.length;
        return '';
    });
    // Push the remaining text
    result.push({ mark: false, token: str.slice(lastIndex) });
    return result;
};