zksync-cli/bin/utils/node.js

CLI tool that simplifies the process of developing applications and interacting with the ZKsync network

import { executeCommand } from "./helpers.js";
let nodeVersion;
export const getNodeVersion = async () => {
    if (nodeVersion)
        return nodeVersion;
    try {
        const version = (await executeCommand("node --version", { silent: true })).trim();
        const vIndex = version.indexOf("v");
        if (vIndex === -1) {
            return version;
        }
        return version.slice(vIndex + 1);
    }
    catch {
        throw new Error("Node.js is not installed. Download: http://nodejs.org");
    }
};
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