Function getMemberExpressions

src/transform/destructParam.js:54–74

(variable, hierarchy)

}

function getMemberExpressions(variable, hierarchy) {
  const memberExpressions = [];
  for (const ref of variable.references) {
    const memEx = hierarchy.getParent(ref.identifier);
    if (!isMemberExpressionObject(memEx, ref.identifier)) {
      return [];
    }

    const ex = hierarchy.getParent(memEx);
    if (isAssignment(ex, memEx) || isUpdate(ex, memEx) || isMethodCall(ex, memEx)) {
      return [];
    }

    if (isKeyword(memEx.property.name) || variableExists(memEx.property.name, ref.from)) {
      return [];
    }

    memberExpressions.push(memEx);
  }
  return memberExpressions;
}

function isMemberExpressionObject(memEx, object) {
  return memEx.type === 'MemberExpression' &&