nve/build/src/fault.js

Run any command on specific Node.js versions

import{stderr}from"node:process";

import chalk from"chalk";


export const handleFault=(error)=>{
if(shouldPrintHelp(error)){
error.message+=`\n${SHORT_USAGE}`
}
};

const shouldPrintHelp=(error)=>
error instanceof Error&&
typeof error.message==="string"&&
error.message.includes("Missing version");



export const printInvalidCommand=(code,exitCode)=>{
if(!isInvalidComment(code,exitCode)){
return
}

stderr.write(`${SHORT_USAGE}\n`)
};


const isInvalidComment=(code,exitCode)=>
code==="ENOENT"||exitCode===BASH_COMMAND_CODE;



const BASH_COMMAND_CODE=127;

const SHORT_USAGE=`
${chalk.red("Invalid input syntax.")}

It should be:

  nve [OPTIONS...] VERSION,... [COMMAND] [ARGS...]

Examples:

  nve 8 node file.js
  nve 8 npm test
  nve 8,9,10 npm test
  nve --no-progress 8 npm test`;