How to use the emotion-utils.keys function in emotion-utils
To help you get started, we’ve selected a few emotion-utils examples, based on popular ways it is used in public projects.
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emotion-js / next / packages / server / src / index.js View on Github 
let match
let ids = {}
while ((match = RGX.exec(html)) !== null) {
if (!ids[match[1]]) {
ids[match[1]] = true
}
}
o.rules = sheet.sheet.cssRules.slice().filter(x => {
RGX.lastIndex = 0
let match = RGX.exec(x.cssText)
const ret = match == null || ids[match[1]] || false
return ret
})
o.ids = keys(inserted).filter(id => {
return !!ids[id] || !registered[`css-${id}`]
})
let css = ''
forEach(o.rules, x => (css += x.cssText))
o.css = css
return o
}emotion-utils
Shared utilities used by emotion, The Next Generation of CSS-in-JS.
