typedconverter/lib/converter.js

Convert object into classes match with TypeScript type annotation

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.safeToString = exports.defaultConverters = void 0;
// --------------------------------------------------------------------- //
// ------------------------------- HELPER ------------------------------ //
// --------------------------------------------------------------------- //
//some object can't simply convertible to string https://github.com/emberjs/ember.js/issues/14922#issuecomment-278986178
function safeToString(value) {
    try {
        return value.toString();
    }
    catch (e) {
        return "[object Object]";
    }
}
exports.safeToString = safeToString;
// --------------------------------------------------------------------- //
// ----------------------------- CONVERTERS ---------------------------- //
// --------------------------------------------------------------------- //
function booleanConverter(rawValue) {
    const value = safeToString(rawValue);
    const list = {
        on: true, true: true, "1": true, yes: true,
        off: false, false: false, "0": false, no: false
    };
    return list[value.toLowerCase()];
}
function numberConverter(rawValue) {
    const value = safeToString(rawValue);
    if (value === "")
        return;
    const result = Number(value);
    if (isNaN(result))
        return;
    return result;
}
function dateConverter(rawValue) {
    const value = safeToString(rawValue);
    const stamp = Date.parse(value);
    return isNaN(stamp) ? undefined : new Date(stamp);
}
function stringConverter(rawValue) {
    return safeToString(rawValue);
}
const defaultConverters = new Map([
    [Boolean, booleanConverter],
    [Date, dateConverter],
    [Number, numberConverter],
    [String, stringConverter]
]);
exports.defaultConverters = defaultConverters;