Hands-On High Performance with Go

String functions

Sprig has a grouping of string functions that are capable of manipulating strings within a template.

In our example, we are going to take the " - bob smith" string (note the spaces and dashes). From there, we are going to do the following:

• Trim white space using the trim() utility
• Replace the instance of the word smith with the word strecansky
• Trim the - prefix
• Change the string to title case, that is, from bob strecansky to Bob Strecansky
• Repeat the string 10 times
• Create a word wrap of 14 characters (the width of my name) and separate each with a new line

The Sprig library can do this in one line, akin to how bash shells can pipe functions to one another.

We start by initializing our package and importing the necessary ...