Vim - Using Vim As Ide

We can configure Vim to use it as an IDE. In this section, we will discuss following items

Syntax highpghting

Smart indentation

Bounce

Execute shell commands

Configuring ctags and csope

Auto-completion and auto-suggestion

Syntax highpghting

Syntax highpghting is one of the important features of IDE. To enable syntax highpghting use −

:syntax on

For instance, below image show syntax highpghting for C code −

To disable syntax highpghting use −

:syntax off

When syntax highpghting is disabled, it will show following output −

Smart indentation

To perform auto and smart indentation use following commands −

: set autoindent 
: set smartindent

In addition to this you can use below command to auto-indent C code −

: set cindent

Bounce

If you are using programming language which uses curly braces to combine multiple statements then % key will be your friend. This key will jump between start and end of curly braces quickly.

For instance, you are at pne 11 and execute % command then it will move cursor the pne 4. Below image shows this −

Execute shell commands

To execute single command from Vim editor user −

:!<command>

For instance, to execute pwd command use following syntax −

:!pwd

However, if you want to multiple shell commands then execute following command −

:shell

Above command will give you terminal access, where you can execute multiple commands. Once you are done with it, just type exit command which will return back to Vim session.

Configure ctags and cscope

Combination of ctags and csope provides many useful features pke go to function definition, go to function declaration, find function calls, search file, and many more. Perform below steps to configure these tool −

Generate tags using following command −

$ ctags <file>

This command will generate new file namely tags

Provide tag file to vim using following command −

:set tags = tag

Now move your cursor under function name and press Ctrl + ] to go to function definition.

Use Ctrl + t to come back to previous position.

To install and configure cscope perform following steps −

Install cscope

$ sudo apt-get install cscope

Generate ctags and launch main window

$ cscope –R

User Ctrl + d to close cscope window

Auto-completion and auto-suggesting

We can use following commands for auto-completion −

Note that we have to use these commands in insert mode.