concepts-parser/lib/filters/abbr.js

Concepts Extracting from text

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const debug = require("debug")("concepts:filter");
const isAbbrOf = require("is-abbr-of");
function isInParentheses(concept, context) {
    var i = concept.index;
    var j = concept.endIndex;
    var sp = context.text[i - 1];
    var ep = context.text[j];
    return i > 0 && j < context.text.length && sp === "(" && ep === ")";
}
function filter(concepts, context) {
    let prev;
    return concepts.filter(function (concept) {
        if (prev &&
            concept.isAbbr &&
            prev.endIndex < concept.index &&
            isInParentheses(concept, context)) {
            const text = context.text.substring(prev.index, concept.index - 2);
            if (isAbbrOf(concept.value, text)) {
                debug(`${concept.value} is abbr of ${text}`);
                prev.abbr = concept.value;
                prev.reset(text, 0, context.lang);
            }
        }
        prev = concept;
        return true;
    });
}
exports.filter = filter;