@jbrowse/core/esm/util/dedupe.js

JBrowse 2 core libraries used by plugins

export function dedupe(list, hasher = JSON.stringify) {
    const clone = [];
    const lookup = new Set();
    for (const entry of list) {
        const hashed = hasher(entry);
        if (!lookup.has(hashed)) {
            clone.push(entry);
            lookup.add(hashed);
        }
    }
    return clone;
}