Created
December 6, 2017 23:16
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| const chain = rules => { | |
| class ChainLink { | |
| constructor(rules) { | |
| this.rules = rules; | |
| } | |
| toString() { | |
| return this.rules | |
| } | |
| } | |
| Object.keys(rules).forEach(option => { | |
| Object.defineProperty(ChainLink.prototype, option, { | |
| get() { | |
| return new ChainLink(this.rules.concat(rules[option])); | |
| } | |
| }); | |
| }); | |
| return new ChainLink([rules.default]); | |
| }; |
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| import chain from './chain.js' | |
| import { css } from 'styled-components' | |
| export const flex = chain({ | |
| default: css`display: flex;`, | |
| inline: css`display: inline-flex;`, | |
| vertical: css`flex-direction: column;`, | |
| align_center: css`align-items: center;`, | |
| align_start: css`align-items: flex-start;`, | |
| align_end: css`align-items: flex-end;`, | |
| align_stretch: css`align-items: stretch;`, | |
| center: css`justify-content: center;`, | |
| center_both: css`justify-content: center; align-items: center;`, | |
| justify_start: css`justify-content: flex-start;`, | |
| justify_end: css`justify-content: flex-end;`, | |
| wrap: css`flex-wrap: wrap;`, | |
| }) | |
| export const typography = chain({ | |
| xxxl: css`font-size: 1.75rem; | |
| ${breakpoints.phone` | |
| font-size: 1.5rem; | |
| `} | |
| `, | |
| xxl: css`font-size: 1.5rem; | |
| ${breakpoints.phone` | |
| font-size: 1.25rem; | |
| `} | |
| `, | |
| xl: css`font-size: 1.25rem; | |
| ${breakpoints.phone` | |
| font-size: 1.125rem; | |
| `} | |
| `, | |
| l: css`font-size: 1.125rem; | |
| ${breakpoints.phone` | |
| font-size: 1rem; | |
| `} | |
| `, | |
| m: css`font-size: 1rem;`, | |
| s: css`font-size: 0.875rem`, | |
| xs: css`font-size: 0.8125rem`, | |
| light: css` | |
| font-weight: 400; | |
| ${breakpoints.retina` | |
| -webkit-font-smoothing: antialiased; | |
| `} | |
| `, | |
| medium: css`font-weight: 500;`, | |
| bold: css` | |
| font-weight: 700; | |
| -webkit-font-smoothing: antialiased; | |
| `, | |
| center: css`text-align: center;`, | |
| right: css`text-align: right;`, | |
| left: css`text-align: left;`, | |
| no_decoration: css`text-decoration: none;`, | |
| underline: css`text-decoration: underline;`, | |
| underline_on_hover: css`&:hover { text-decoration: underline; }`, | |
| lh14: css`line-height: 1.4;`, | |
| lh15: css`line-height: 1.5;`, | |
| nowrap: css`white-space: nowrap;`, | |
| uppercase: css`text-transform: uppercase;`, | |
| inherit: css`font-family: inherit; font-size: inherit;`, | |
| ellipsis: css` | |
| white-space: nowrap; | |
| overflow: hidden; | |
| text-overflow: ellipsis; | |
| `, | |
| }) |
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| import { flex, typography } from './traits.js' | |
| const Outer = styled.div` | |
| ${ flex.vertical.align_both }; | |
| ` | |
| const Header = styled.h1` | |
| ${ typography.xl.bold.uppercase }; | |
| ` | |
| /* etc etc */ |
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