promisified-properties/lib/escape.js

Handle .properties file via promisified and typed API

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.escape = escape;
exports.escapeKey = escapeKey;
/**
 * Escape the given string, based on the spec [defined by Java](https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Properties.html).
 *
 * @param s - string to escape
 * @returns Escaped string
 */
function escape(s) {
    if (s.length === 0) {
        return "";
    }
    const iterator = s[Symbol.iterator]();
    let result = "";
    let char = iterator.next();
    do {
        const code = char.value;
        if (code === "\r") {
            result += "\\r";
        }
        else if (code === "\n") {
            result += "\\n";
        }
        else if (code.charCodeAt(0) < 256) {
            result += code;
        }
        else {
            for (var i = 0; i < code.length; ++i) {
                let escapedCode = code.charCodeAt(i).toString(16);
                while (escapedCode.length < 4) {
                    escapedCode = "0" + code;
                }
                result += `\\u${escapedCode}`;
            }
        }
        char = iterator.next();
    } while (!char.done);
    return result;
}
/**
 * Escape the given string as property key, based on the spec [defined by Java](https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Properties.html).
 *
 * @param s - string to escape
 * @returns Escaped string
 */
function escapeKey(key) {
    return key.replace(/:/g, "\\:").replace(/=/g, "\\=");
}