VIM - Config - Indentation

The indent features of Vim are very helpful for indenting source code.

• Indentation Options

• Automatic Indentation Methods
• File type based indentation

• Indentation purely with hard tabs
• Indentation with mixed tabs and spaces
• Indentation with spaces

:help autoindent
:help smartindent

https://vim.fandom.com/wiki/Indenting_source_code#Methods_for_automatic_indentation