@langgraph-js/bundler/dist/condition.js

Build tool for LangGraph.js applications that packages graph configurations into deployable modules

export default function condition(options = { env: 'browser' }) {
    const env = options.env || 'browser';
    const reg = /\s*\/\/\s#if\s+\[(.+?)\]\s*\n([\s\S]*?)\n\s*\/\/\s#endif\s*/gi;
    return {
        name: 'rollup-plugin-conditional',
        transform(code, id) {
            const conditionedCode = code.replace(reg, (all, p1, p2) => {
                // console.log(p1);
                return p1.toLowerCase() === env.toLowerCase() ? p2 : '';
            });
            const result = {
                code: conditionedCode,
            };
            return result;
        },
    };
}
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