PostCSS Font Weight Names 
PostCSS plugin to convert commonly used font-weight names i.e. Thin, Semi Bold, Heavy, etc.. to a numeric font-weight
Installation
npm install postcss-font-weight-names
Before
After
Font weight name mappings
| Name | Weight |
|---|---|
| Thin, Hairline | 100 |
| Extra Light, Ultra Light | 200 |
| Light | 300 |
| Normal, Regular | 400 |
| Medium | 500 |
| Semi Bold, Demi Bold | 600 |
| Bold | 700 |
| Extra Bold, Ultra Bold | 800 |
| Black, Heavy | 900 |
You can use any of the following ways to write the names: Semi Bold, semi bold, semi-bold, semi_bold.
Usage
See PostCSS docs for examples for your environment.
