eliza-core/_esm2015/pre-post-utils.js

A rendition of ELIZA program engine by Weizenbaum sharable for all javascript environments

import * as estring from './estring';
export function translate(prePosts, s) {
    let work = ' ' + estring.trim(s) + ' ';
    let lines = [];
    const toReplace = prePosts.find(search => {
        const searchResult = estring.match(work, `*${search.src}*`);
        if (!searchResult) {
            return false;
        }
        lines = searchResult;
        return true;
    });
    if (toReplace) {
        work = translate(prePosts, lines[0])
            + toReplace.dest.trim() + translate(prePosts, lines[1]);
    }
    let forExtract = estring.match(work, ' * ');
    if (forExtract) {
        return forExtract[0];
    }
    forExtract = estring.match(work, '  ');
    if (forExtract) {
        return '';
    }
    return work;
}