How to correct the style of the status bar in vim?

Question

I'm using vim-airline in order to style my status bar, but I can't have it as it should be. This is how it's looking now:

This is how it should look:

You can see that purple areas are not 'sharp-pointed' to the right or the left. What do you think is happening?

Answer 1

For the nice looking powerline symbols to appear, you will need to install a patched font. Instructions can be found in the official powerline documentation. Prepatched fonts can be found in the powerline-fonts repository.

https://github.com/bling/vim-airline