site/node_modules/mathjax-full/js/input/mathml/mml3/mml3-node.js
2024-10-14 08:09:33 +02:00

39 lines
1.3 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.createTransform = void 0;
function createTransform() {
var nodeRequire = eval('require');
var dirname = eval('__dirname');
try {
nodeRequire.resolve('saxon-js');
}
catch (err) {
throw Error('Saxon-js not found. Run the command:\n npm install saxon-js\nand try again.');
}
var Saxon = nodeRequire('saxon-js');
var path = nodeRequire('path');
var fs = nodeRequire('fs');
var xsltFile = path.resolve(dirname, 'mml3.sef.json');
var xslt = JSON.parse(fs.readFileSync(xsltFile));
return function (node, doc) {
var adaptor = doc.adaptor;
var mml = adaptor.outerHTML(node);
if (!mml.match(/ xmlns[=:]/)) {
mml = mml.replace(/<(?:(\w+)(:))?math/, '<$1$2math xmlns$2$1="http://www.w3.org/1998/Math/MathML"');
}
var result;
try {
result = adaptor.firstChild(adaptor.body(adaptor.parse(Saxon.transform({
stylesheetInternal: xslt,
sourceText: mml,
destination: 'serialized'
}).principalResult)));
}
catch (err) {
result = node;
}
return result;
};
}
exports.createTransform = createTransform;
//# sourceMappingURL=mml3-node.js.map