Function getMathBlockText

vditor/src/ts/codeBlock/codeMirrorManager.ts:131–138

(blockElement: HTMLElement)

};

const getMathBlockText = (blockElement: HTMLElement) => {
    const binding = bindings.get(blockElement);
    if (binding) {
        return binding.view.state.doc.toString();
    }
    const parts = getBlockParts(blockElement);
    return parts?.code.textContent ?? "";
};

export const isMathBlockEmpty = (blockElement: HTMLElement) => {
    return getMathBlockText(blockElement).trim() === "";