Function defineFunctionBuilders

src/defineFunction.ts:197–210

({
    type, htmlBuilder, mathmlBuilder,
}: {
    type: NODETYPE;
    htmlBuilder?: HtmlBuilder<NODETYPE>;
    mathmlBuilder: MathMLBuilder<NODETYPE>;
})

 * stand-alone handler provided to `defineFunction`).
 */
export function defineFunctionBuilders<NODETYPE extends NodeType>({
    type, htmlBuilder, mathmlBuilder,
}: {
    type: NODETYPE;
    htmlBuilder?: HtmlBuilder<NODETYPE>;
    mathmlBuilder: MathMLBuilder<NODETYPE>;
}) {
    if (htmlBuilder) {
        _htmlGroupBuilders[type] = htmlBuilder;
    }
    if (mathmlBuilder) {
        _mathmlGroupBuilders[type] = mathmlBuilder;
    }
}

export const normalizeArgument = function(arg: AnyParseNode): AnyParseNode {
    return arg.type === "ordgroup" && arg.body.length === 1 ? arg.body[0] : arg;