jasmine-marbles/es6/src/map-symbols-to-notifications.js

Marble testing helpers for RxJS and Jasmine

export function mapSymbolsToNotifications(marbles, messagesArg) {
    const messages = messagesArg.slice();
    const result = {};
    for (let i = 0; i < marbles.length; i++) {
        const symbol = marbles[i];
        switch (symbol) {
            case ' ':
            case '-':
            case '^':
            case '(':
            case ')':
                break;
            case '#':
            case '|': {
                messages.shift();
                break;
            }
            default: {
                if ((symbol.match(/^[0-9]$/) && i === 0) || marbles[i - 1] === ' ') {
                    const buffer = marbles.slice(i);
                    const match = buffer.match(/^([0-9]+(?:\.[0-9]+)?)(ms|s|m) /);
                    if (match) {
                        i += match[0].length - 1;
                    }
                    break;
                }
                const message = messages.shift();
                result[symbol] = message.notification;
            }
        }
    }
    return result;
}
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