dd_xcx/node_modules/@antv/util/esm/substitute.js

function substitute(str, o) {
    if (!str || !o) {
        return str;
    }
    return str.replace(/\\?\{([^{}]+)\}/g, function (match, name) {
        if (match.charAt(0) === '\\') {
            return match.slice(1);
        }
        return (o[name] === undefined) ? '' : o[name];
    });
}
export default substitute;
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