babel-plugin-gwt/src/utils/looks-like.js

Data Driven Testing babel plugin inspired by Groovy's Spock framework

function looksLike(a, b) {
  return (
    a &&
    b &&
    Object.keys(b).every(bKey => {
      const bVal = b[bKey];
      const aVal = a[bKey];
      if (typeof bVal === 'function') {
        return bVal(aVal);
      }
      return isPrimitive(bVal) ? bVal === aVal : looksLike(aVal, bVal);
    })
  );
}

function isPrimitive(val) {
  return val == null || /^[sbn]/.test(typeof val);
}

module.exports = looksLike;