mirror of
https://github.com/thangisme/notes.git
synced 2024-06-12 04:50:41 +00:00
24 lines
524 B
JavaScript
24 lines
524 B
JavaScript
/* @flow */
|
|
"use strict"
|
|
|
|
const hasInterpolation = require("../utils/hasInterpolation")
|
|
/**
|
|
* Check whether a media feature is standard
|
|
*/
|
|
module.exports = function (mediaFeature/*: string*/)/*: boolean*/ {
|
|
// Remove outside parens
|
|
mediaFeature = mediaFeature.slice(1, -1)
|
|
|
|
// Parentheticals used for non-standard operations e.g. ($var - 10)
|
|
if (mediaFeature.indexOf("(") !== -1) {
|
|
return false
|
|
}
|
|
|
|
// SCSS or Less interpolation
|
|
if (hasInterpolation(mediaFeature)) {
|
|
return false
|
|
}
|
|
|
|
return true
|
|
}
|