PostCSS Uniapp Tailwindcss

PostCSS plugin use tailwindcss in uniapp.

/* Input example */

.foo {
  width: 2px;
  height: 1rem;
}

.w-1\/2,
.w-0\.5 {
}

/* Output example */
.foo {
  width: 4rpx;
  height: 32rpx;
}

.w-1_2,
.w-0_5 {
}

Usage

Step 1: Install plugin:

npm install --save-dev postcss postcss-uniapp-tailwindcss

Step 2: Check you project for existed PostCSS config: postcss.config.js in the project root, "postcss" section in package.json or postcss in bundle config.

If you do not use PostCSS, add it according to official docs and set this plugin in settings.

Step 3: Add the plugin to plugins list:

module.exports = {
  plugins: [
+   require('tailwindcss'),
+   require('postcss-uniapp-tailwindcss'),
    require('autoprefixer')
  ]
}

Options

default options:

{
  platform: 'mp',
  units: {
    px2rem: 0.25,
    px2rpx: 2,
    rem2rpx: 32,
    px2pt: 0.22,
    rpx2pt: 0.75,
    rem2pt: 28.125,
    'vw2%': 1,
    'vh2%': 1
  },
  unitIgnore: {
    selector: [],
    prop: [/^border-.*?width$/],
    value: []
  },
  unitGroup: {
    h5: ['px2rem'],
    mp: ['px2rpx', 'rem2rpx'],
    native: ['px2pt', 'rem2pt', 'rpx2pt', 'vw2%', 'vh2%']
  },
  selectorRules: [
    {
      pattern: /(\.[\S]+?(?<!>))\s?>\s?:not\(\[(hidden|template)\]\)\s?~\s?:not\(\[(hidden|template)\]\)/g,
      replacement: '$1 > view + view'
    },
    {
      pattern: /\\:(?!hover|focus)/g,
      replacement: '_'
    },
    {
      pattern: /\\\//g,
      replacement: '_'
    },
    {
      pattern: /\.\\/g,
      replacement: '._'
    },
    {
      pattern: /\\\./g,
      replacement: '_'
    },
    {
      pattern: /^\*$/,
      replacement: 'page'
    }
  ]
}

option	type	description
units	object	unit conversion scale
unitIgnore	object	Do not convert unit rules
unitIgnore.selector[]	regex|string	Do not convert declaration's parent selector
unitIgnore.prop[]	regex|string	Do not convert declaration's prop
unitIgnore.value[]	regex|string	Do not convert declaration's value
unitGroup	object	unit group by platform
selectorRules	array	selector replace rules
selectorRules[].pattern	regex|string	selector replace pattern
selectorRules[].replacement	string	selector replace replacement