Function processInputText

index.js:441–458

* Pre-process search query input text. * @param {string} text Input text * @returns {string} Processed text

(text)

 * @returns {string} Processed text
 */
function processInputText(text) {
    // Convert to lowercase
    text = text.toLowerCase();
    // Remove punctuation
    text = text.replace(/[\\.,@#!?$%&;:{}=_~[\]]/g, '');
    // Remove double quotes (including region-specific ones)
    text = text.replace(/["“”]/g, '');
    // Remove carriage returns
    text = text.replace(/\r/g, '');
    // Replace newlines with spaces
    text = text.replace(/[\n]+/g, ' ');
    // Collapse multiple spaces into one
    text = text.replace(/\s+/g, ' ');
    // Trim
    text = text.trim();

    return text;
}

/**
 * Checks if the provided link is allowed to be visited or blacklisted.