site/node_modules/speech-rule-engine/js/speech_rules/unit_util.js

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2024-10-14 06:09:33 +00:00
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.oneLeft = exports.leftMostUnit = exports.rightMostUnit = exports.unitMultipliers = void 0;
const auditory_description_1 = require("../audio/auditory_description");
const XpathUtil = require("../common/xpath_util");
const locale_1 = require("../l10n/locale");
function unitMultipliers(nodes, _context) {
const children = nodes;
let counter = 0;
return function () {
const descr = auditory_description_1.AuditoryDescription.create({
text: rightMostUnit(children[counter]) &&
leftMostUnit(children[counter + 1])
? locale_1.LOCALE.MESSAGES.unitTimes
: ''
}, {});
counter++;
return [descr];
};
}
exports.unitMultipliers = unitMultipliers;
const SCRIPT_ELEMENTS = [
"superscript",
"subscript",
"overscore",
"underscore"
];
function rightMostUnit(node) {
while (node) {
if (node.getAttribute('role') === 'unit') {
return true;
}
const tag = node.tagName;
const children = XpathUtil.evalXPath('children/*', node);
node = (SCRIPT_ELEMENTS.indexOf(tag) !== -1
? children[0]
: children[children.length - 1]);
}
return false;
}
exports.rightMostUnit = rightMostUnit;
function leftMostUnit(node) {
while (node) {
if (node.getAttribute('role') === 'unit') {
return true;
}
const children = XpathUtil.evalXPath('children/*', node);
node = children[0];
}
return false;
}
exports.leftMostUnit = leftMostUnit;
function oneLeft(node) {
while (node) {
if (node.tagName === 'number' && node.textContent === '1') {
return [node];
}
if (node.tagName !== 'infixop' ||
(node.getAttribute('role') !== 'multiplication' &&
node.getAttribute('role') !== 'implicit')) {
return [];
}
node = XpathUtil.evalXPath('children/*', node)[0];
}
return [];
}
exports.oneLeft = oneLeft;