Typing styled-components props: Valid string values according to what's available in theme
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import styled from 'styled-components'; | |
import { ThemeColor } from '../../types'; | |
interface ButtonProps { | |
color: ThemeColor | |
} | |
export const StyledButton = styled.button<ButtonProps>` | |
background: ${({ theme, color }): string => theme.colors[color]}; | |
// more styles | |
&:hover, &:focus, &:active { | |
// Styles | |
}; | |
` |
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export const theme = { | |
colors: { | |
primary: '#B48FFF', | |
secondary: '#87D9FF', | |
accent: '#9EFFC1' | |
}, | |
// ... More theme settings | |
} |
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import { theme } from './theme'; | |
// in this example, ThemeColor is equivalent to "primary" | "secondary" | "accent", | |
// but if we add another colour to the theme.colors object, it automatically becomes available to every styled-component using this type | |
export type ThemeColor = keyof typeof theme.colors; |
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