speech-rule-engine
Version:
A standalone speech rule engine for XML structures, based on the original engine from ChromeVox.
59 lines (58 loc) • 1.85 kB
JavaScript
import { NUMBERS as NUMB } from '../messages.js';
function thousandsToWords_(num) {
let n = num % 10000;
let str = '';
str += NUMBERS.ones[Math.floor(n / 1000)] ?
(Math.floor(n / 1000) === 1 ? '천' : NUMBERS.ones[Math.floor(n / 1000)] + '천') : '';
n = n % 1000;
if (n) {
str += NUMBERS.ones[Math.floor(n / 100)] ?
(Math.floor(n / 100) === 1 ? '백' : NUMBERS.ones[Math.floor(n / 100)] + '백') : '';
n = n % 100;
str += NUMBERS.tens[Math.floor(n / 10)] + (n % 10 ? NUMBERS.ones[n % 10] : '');
}
return str;
}
function numberToWords(num) {
if (num === 0)
return NUMBERS.zero;
if (num >= Math.pow(10, 36))
return num.toString();
let pos = 0;
let str = '';
while (num > 0) {
const thousands = num % 10000;
if (thousands) {
str =
thousandsToWords_(num % 10000) +
(pos ? NUMBERS.large[pos] + NUMBERS.numSep : '') + str;
}
num = Math.floor(num / 10000);
pos++;
}
return str.replace(/ $/, '');
}
function numberToOrdinal(num, _plural) {
if (num === 1)
return '첫번째';
return wordOrdinal(num) + '번째';
}
function wordOrdinal(num) {
const ordinal = numberToWords(num);
num %= 100;
const label = numberToWords(num);
if (!label || !num)
return ordinal;
const tens = (num === 20) ? '스무' : NUMBERS.tens[10 + Math.floor(num / 10)];
const ones = NUMBERS.ones[10 + Math.floor(num % 10)];
return ordinal.slice(0, -label.length) + tens + ones;
}
function numericOrdinal(num) {
return numberToOrdinal(num, false);
}
export const NUMBERS = NUMB({
'wordOrdinal': wordOrdinal,
'numericOrdinal': numericOrdinal,
'numberToWords': numberToWords,
'numberToOrdinal': numberToOrdinal,
});