repo_description: Process execution for humans
repo_topics: binary child-process exec execute javascript nodejs shell spawn spawned-processes streams
code: // Validate `encoding` option
  export const validateEncoding = ({encoding}) => {
  	if (ENCODINGS.has(encoding)) {
  		return;
  	}
  
  	const correctEncoding = getCorrectEncoding(encoding);
  	if (correctEncoding !== undefined) {
  		throw new TypeError(`Invalid option \`encoding: ${serializeEncoding(encoding)}\`.
  Please rename it to ${serializeEncoding(correctEncoding)}.`);
  	}
  
  	const correctEncodings = [...ENCODINGS].map(correctEncoding => serializeEncoding(correctEncoding)).join(', ');
  	throw new TypeError(`Invalid option \`encoding: ${serializeEncoding(encoding)}\`.
  Please rename it to one of: ${correctEncodings}.`);
  };
  
  const TEXT_ENCODINGS = new Set(['utf8', 'utf16le']);
  export const BINARY_ENCODINGS = new Set(['buffer', 'hex', 'base64', 'base64url', 'latin1', 'ascii']);
  const ENCODINGS = new Set([...TEXT_ENCODINGS, ...BINARY_ENCODINGS]);
  
  const getCorrectEncoding = encoding => {
  	if (encoding === null) {
  		return 'buffer';
  	}
  
  	if (typeof encoding !== 'string') {
  		return;
  	}
  
  	const lowerEncoding = encoding.toLowerCase();
  	if (lowerEncoding in ENCODING_ALIASES) {
  		return ENCODING_ALIASES[lowerEncoding];
  	}
  
  	if (ENCODINGS.has(lowerEncoding)) {
  		return lowerEncoding;
  	}
  };
  
  const ENCODING_ALIASES = {
  	// eslint-disable-next-line unicorn/text-encoding-identifier-case
  	'utf-8': 'utf8',
  	'utf-16le': 'utf16le',
  	'ucs-2': 'utf16le',
  	ucs2: 'utf16le',
  	binary: 'latin1',
  };
  
  const serializeEncoding = encoding => typeof encoding === 'string' ? `"${encoding}"` : String(encoding);
  