function checkSimpleExpression()

in packages/fbjs/src/useragent/VersionRange.js [79:102]

• 23 lines of code
• 8 McCabe index (conditional complexity)

function checkSimpleExpression(range, version) {
  range = range.trim();
  if (range === '') {
    return true;
  }

  const versionComponents = version.split(componentRegex);
  const {modifier, rangeComponents} = getModifierAndComponents(range);
  switch (modifier) {
    case '<':
      return checkLessThan(versionComponents, rangeComponents);
    case '<=':
      return checkLessThanOrEqual(versionComponents, rangeComponents);
    case '>=':
      return checkGreaterThanOrEqual(versionComponents, rangeComponents);
    case '>':
      return checkGreaterThan(versionComponents, rangeComponents);
    case '~':
    case '~>':
      return checkApproximateVersion(versionComponents, rangeComponents);
    default:
      return checkEqual(versionComponents, rangeComponents);
  }
}