import codeFrame = require("babel-code-frame");

const code = `
    const number = 1;
    var string = 'foo';

    function print(name: string) {
        console.log(string + name);
    }
`;

codeFrame(code, 5, 22);
codeFrame(code, 5, 22, { forceColor: true });
codeFrame(code, 2, 2, { highlightCode: true });