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69 lines
1.7 KiB
69 lines
1.7 KiB
3 years ago
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// @flow
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import capitalizeString from '../internalHelpers/_capitalizeString'
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import type { SideKeyword } from '../types/sideKeyword'
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import type { Styles } from '../types/style'
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const sideMap = ['top', 'right', 'bottom', 'left']
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/**
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* Shorthand for the border property that splits out individual properties for use with tools like Fela and Styletron. A side keyword can optionally be passed to target only one side's border properties.
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*
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* @example
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* // Styles as object usage
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* const styles = {
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* ...border('1px', 'solid', 'red')
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* }
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*
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* // styled-components usage
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* const div = styled.div`
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* ${border('1px', 'solid', 'red')}
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* `
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*
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* // CSS as JS Output
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*
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* div {
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* 'borderColor': 'red',
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* 'borderStyle': 'solid',
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* 'borderWidth': `1px`,
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* }
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*
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* // Styles as object usage
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* const styles = {
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* ...border('top', '1px', 'solid', 'red')
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* }
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*
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* // styled-components usage
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* const div = styled.div`
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* ${border('top', '1px', 'solid', 'red')}
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* `
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*
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* // CSS as JS Output
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*
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* div {
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* 'borderTopColor': 'red',
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* 'borderTopStyle': 'solid',
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* 'borderTopWidth': `1px`,
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* }
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*/
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export default function border(
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sideKeyword: SideKeyword | string | number,
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...values: Array<string | number>
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): Styles {
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if (typeof sideKeyword === 'string' && sideMap.indexOf(sideKeyword) >= 0) {
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return {
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[`border${capitalizeString(sideKeyword)}Width`]: values[0],
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[`border${capitalizeString(sideKeyword)}Style`]: values[1],
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[`border${capitalizeString(sideKeyword)}Color`]: values[2],
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}
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} else {
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values.unshift(sideKeyword)
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return {
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borderWidth: values[0],
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borderStyle: values[1],
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borderColor: values[2],
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}
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}
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}
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