secuprompt/dist/js/modules/unicode.js

Protect your AI from Prompt Injection

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.score_unicode = void 0;
const data_1 = require("../data");
const embedding_1 = require("../core/embedding");
const unicode_flags = (txt) => {
    let flags = 0;
    for (const ch of txt) {
        const code = ch.codePointAt(0);
        if (data_1.unicode_ranges.hidden_ranges.some(([s, e]) => code >= s && code <= e))
            flags++;
        else if (data_1.unicode_ranges.homoglyph_blocks.some(([s, e]) => code >= s && code <= e))
            flags++;
        if (flags >= 4)
            break;
    }
    return flags;
};
const score_unicode = (txt) => {
    const flags = unicode_flags(txt);
    return { score: (0, embedding_1.normalize)(flags / 4), detail: flags ? [`unicode_flags_${flags}`] : [] };
};
exports.score_unicode = score_unicode;