compile-styles.js

function compileStyles(strings, ...expressions) {
  let styles = '';
  strings.forEach((string, i) => {
    const expression = expressions[i];
    let expressionResult = '';
    if (expression !== undefined) {
      expressionResult = expressions[i];
    }
    styles += string + expressionResult;
  });

  const formattedStyles = styles
    .split(/\n/)
    .filter(property => Boolean(property))
    .map(property => property.trim())
    .join('');

  return formattedStyles;
}

export default compileStyles;