cesium-native/tools/generate-gltf-classes/indent.js

function indent(text, spaces) {
    let indentText = "";
    for (let i = 0; i < spaces; ++i) {
        indentText += " ";
    }

    return text.replace(new RegExp("\r?\n", "gm"), "\n" + indentText);
}

module.exports = indent;