@dappnode/dappnodesdk/dist/utils/file.js

dappnodesdk is a tool to make the creation of new dappnode packages as simple as possible. It helps to initialize and publish in ethereum blockchain

import fs from "fs";
/**
 * fs.readFileSync with nicer error message
 */
export function readFile(filepath) {
    // Recommended way of checking a file existance https://nodejs.org/api/fs.html#fs_fs_exists_path_callback
    try {
        return fs.readFileSync(filepath, "utf8");
    }
    catch (e) {
        if (e.code === "ENOENT") {
            throw Error(`${filepath} not found. Make sure you are in a directory with an initialized DNP.`);
        }
        else {
            throw e;
        }
    }
}
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