extract-email-address/dist/normalizeInput.js

Extracts email address from an arbitrary text input.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.normalizeInput = void 0;
const decode_uri_component_1 = __importDefault(require("decode-uri-component"));
const emoji_regex_1 = __importDefault(require("emoji-regex"));
const emojiRegex = (0, emoji_regex_1.default)();
const normalizeInput = (input) => {
    return ((0, decode_uri_component_1.default)(input)
        .replace(emojiRegex, ' ')
        .replaceAll(/(?<=\s|^)([.\-_a-z])\s?(?=[.\-_a-z](?:\s|$))/gu, '$1')
        .replaceAll(/\s+at\s+/gu, '@')
        .replaceAll(/\s+dot\s+/gu, '.')
        .replaceAll(/\s*<at>\s*/gu, '@')
        .replaceAll(/\s*<dot>\s*/gu, '.')
        .replaceAll(/\s*\(at\)\s*/gu, '@')
        .replaceAll(/\s*\(dot\)\s*/gu, '.')
        .replaceAll(/\s*\[at\]\s*/gu, '@')
        .replaceAll(/\s*\[dot\]\s*/gu, '.')
        // Matches all ASCII characters from the space to tilde.
        // eslint-disable-next-line regexp/no-obscure-range
        .replaceAll(/[^ -~]/gu, ' ')
        .trim()
        .toLowerCase());
};
exports.normalizeInput = normalizeInput;
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