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Quality Guides |
When contributing to this repo there are existing coding guidelines that you can find here (CSS) and here (JavaScript). However, here's a high-level overview:
CSS
- Styles should never override -
:not
and media queries make this possible - IDs do not belong in stylesheets
- Nesting should be a maximum of three levels deep
- BEM is your friend
- Nested includes should be at the top of rules
- CSS parameters in alphabetical order, except for presentation styles
JS
- Space indentation - Two spaces, makes reading code easy for humans
- Double-quotes - Use single quotes within to avoid escaping
- No unused variables - This one catches tons of bugs!
- Semicolons protect you from yourself
- Space after keyword -
if (condition) {}
- Space after function name -
function name (arg) { ... }
- No space in array bracket -
const arr = [1, 2, 3]
- Always space in block -
const obj = { foo: "bar" }
- Always
===
instead of==
- Strict compares are consistent - No trailing commas