Quick Answer: What Should I Look For When Reviewing Code?

What is a code review process?

Code Review, or Peer Code Review, is the act of consciously and systematically convening with one’s fellow programmers to check each other’s code for mistakes, and has been repeatedly shown to accelerate and streamline the process of software development like few other practices can..

Are code reviews worth it?

Talk with developers who use a tool for code review and you’ll find they are much happier than their counterparts who aren’t. Most happy, however, are the developer managers that can use the tool to measure the team’s quality and improvements. For all of them, the time spent is well worth it.

How do you improve quality of code?

How to Improve Code Quality: A Closer LookUse a Coding Standard. Using a coding standard is one of the best ways to ensure high quality code. … Analyze Code — Before Code Reviews. Quality should be a priority from the very start of development. … Follow Code Review Best Practices. … Refactor Legacy Code (When Necessary)

What is the purpose of code review?

The primary purpose of code review is to make sure that the overall code health of Google’s code base is improving over time. All of the tools and processes of code review are designed to this end. In order to accomplish this, a series of trade-offs have to be balanced.

What should I look for in a code review?

Code Review Best PracticesKnow What to Look for in a Code Review.Build and Test — Before Review.Don’t Review Code for Longer Than 60 Minutes.Check No More Than 400 Lines at a Time.Give Feedback That Helps (Not Hurts)Communicate Goals and Expectations.Include Everyone in the Code Review Process.Foster a Positive Culture.More items…•

How long should a code review take?

Take enough time for a proper, slow review, but not more than 60–90 minutes. Be sure that authors annotate source code before the review begins. Establish quantifiable goals for code review and capture metrics so you can improve your processes.

What is good code quality?

Good quality of code makes sure that codes are written in such a way that makes them highly readable. The use of comments, proper indentation, clear notations, and simplicity in the flow are some factors. Editing code is also a more comfortable job with high-quality code as they are easy to read and implement changes.

How do you implement code review process?

Best Practices for Code ReviewReview fewer than 400 lines of code at a time. … Take your time. … Do not review for more than 60 minutes at a time. … Set goals and capture metrics. … Authors should annotate source code before the review. … Use checklists. … Establish a process for fixing defects found. … Foster a positive code review culture.More items…

Does Google use Gerrit?

For open-source code and code shared with collaborators outside, like Go, Chromium, Android Googlers use the Gerrit code review tool. Gerrit is an open-source code review tool that integrates with Git. For the internal code, on the other hand, Googlers use an internal code review tool called Critique.

What are the 3 most important qualities of written code?

Clarity of code. Clarity of design. Clarity of purpose. You must understand — really understand — what you’re doing at every level.

What are code quality tools?

But luckily there are many tools that can help you control code quality including Checkstyle, PMD, FindBugs, SonarQube, etc. All of them are usually used to analyze the quality and build some useful reports. Very often those reports are published by continuous integration servers, like Jenkins.

What is bad code?

The definition is: A bad code is when a programmer or coder do program to get things done faster without thinking much about future changes and ignoring the possibility of other developers touching the code.

Why code review is required?

Code review helps give a fresh set of eyes to identify bugs and simple coding errors before your product gets to the next step, making the process for getting the software to the customer more efficient. Simply reviewing someone’s code and identifying errors is great.