custom-app
Version:
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23 lines (17 loc) • 483 B
JavaScript
import { tokens } from '../tokenTypes'
const { SPACE, IDENT, STRING } = tokens
export default tokenStream => {
let fontFamily
if (tokenStream.matches(STRING)) {
fontFamily = tokenStream.lastValue
} else {
fontFamily = tokenStream.expect(IDENT)
while (tokenStream.hasTokens()) {
tokenStream.expect(SPACE)
const nextIdent = tokenStream.expect(IDENT)
fontFamily += ` ${nextIdent}`
}
}
tokenStream.expectEmpty()
return { fontFamily }
}