import {MathJax} from "mathjax3/mathjax.js";
export {MathJax} from "mathjax3/mathjax.js";
import "mathjax3/handlers/html.js";
import {TeX} from "mathjax3/input/tex.js";
let OPTIONS = {InputJax: new TeX()};
let HTML = `
This is some math: \\(x+1\\).
\\[x+1\\over x-1\\]
more: \\(1-x\\)
`;
var html;
try {
//
// Use browser document, if there is one
//
html = MathJax.document(document,OPTIONS);
document.body.insertBefore(document.createElement("hr"),document.body.firstChild);
var div = document.createElement('div');
div.innerHTML = HTML; div.style.marginBottom = "1em";
document.body.insertBefore(div,document.body.firstChild);
} catch (err) {
//
// Otherwise, make a new document (measurements not supported here)
//
html = MathJax.document(
'Test MathJax3'
+ HTML +
'',
OPTIONS
);
}
const STRING = function (item) {
let {node, n, delim} = item;
let value = node.nodeValue;
return (value.substr(0,n)+"@"+value.substr(n)).replace(/\n/g,"\\n");
};
MathJax.handleRetriesFor(function () {
html.findMath();
for (const math of html.math) {
console.log(math.math,math.display);
console.log(">> ",STRING(math.start));
console.log("<< ",STRING(math.end));
};
}).catch(err => {
console.log(err.message);
console.log(err.stack.replace(/\n.*\/system\.js:(.|\n)*/,""));
});