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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 | // Copyright (c) 2015-present, salesforce.com, inc. All rights reserved
// Licensed under BSD 3-Clause - see LICENSE.txt or git.io/sfdc-license
import fs from 'fs';
import { Readable } from 'stream';
import cssStats from 'cssstats';
import fetch from 'isomorphic-fetch';
import gulp from 'gulp';
import gulpPlumber from 'gulp-plumber';
import gulpSourcemaps from 'gulp-sourcemaps';
import combineMediaQuery from 'postcss-combine-media-query';
import annotationsParser from '@salesforce-ux/postcss-annotations-parser';
import cssVariableValue from '@salesforce-ux/postcss-css-variable-value';
import gulpFile from 'gulp-file';
import gulpRename from 'gulp-rename';
import paths from '../helpers/paths';
import * as gulpHelpers from '../helpers/gulp';
import { compileModularCSS } from '../compile/modular-css';
import { extractVarsFromSLDS } from '../var-extract';
import convertDataUri from './plugins/data-uri';
export const stats = (done) => {
console.log('Gathering stats...');
const localCss = fs.readFileSync(paths.rootPath('assets/styles/index.css'), 'utf8');
const getDiff = (base, source) => {
const sanitizedBase = base.replace(/(KB)/, '');
const sanitizedSource = source.replace(/(KB)/, '');
const percentage = Math.round(((sanitizedSource - sanitizedBase) / sanitizedBase) * 100);
if (base > source) {
return `${sanitizedSource - sanitizedBase}KB (${percentage}%)`;
} else {
return `${sanitizedSource - sanitizedBase}KB (${percentage}%)`;
}
};
fetch('https://www.lightningdesignsystem.com/assets/styles/salesforce-lightning-design-system.min.css')
.then((res) => res.text())
.then((file) => {
const remoteStats = cssStats(file);
const localStats = cssStats(localCss);
const remote = {
remote: {
size: remoteStats.humanizedSize,
gzip: remoteStats.humanizedGzipSize,
},
};
const local = {
local: {
size: localStats.humanizedSize,
gzip: localStats.humanizedGzipSize,
},
};
const diff = {
diff: {
size: getDiff(remoteStats.humanizedSize, localStats.humanizedSize),
gzip: getDiff(remoteStats.humanizedGzipSize, localStats.humanizedGzipSize),
},
};
console.log([remote, local, diff]);
})
.catch((err) => console.error(err));
done();
};
export const sass = () =>
gulp
.src(['ui/index.scss'])
.pipe(gulpPlumber())
.pipe(gulpSourcemaps.init())
.pipe(gulpHelpers.writeScss())
.pipe(gulpHelpers.writePostCss())
.pipe(gulpHelpers.writeMinifyCss())
.pipe(gulpSourcemaps.write('.'))
.pipe(gulp.dest('assets/styles'));
export const sassTouch = () =>
gulp
.src(['ui/touch.scss'])
.pipe(gulpPlumber())
.pipe(gulpSourcemaps.init())
.pipe(gulpHelpers.writeScss())
.pipe(gulpHelpers.writePostCss([combineMediaQuery]))
.pipe(gulpHelpers.writeMinifyCss())
.pipe(gulpSourcemaps.write('.'))
.pipe(gulp.dest('assets/styles'));
export const sassTouchDemo = () =>
gulp
.src(['ui/touch-demo.scss'])
.pipe(gulpPlumber())
.pipe(gulpSourcemaps.init())
.pipe(gulpHelpers.writeScss())
.pipe(gulpHelpers.writePostCss())
.pipe(gulpHelpers.writeMinifyCss())
.pipe(gulpSourcemaps.write('.'))
.pipe(gulp.dest('assets/styles'));
export const componentCSS = (done) =>
gulp.task('generate:compileModularCSS', compileModularCSS({ suppressStdout: true, callback: done }));
export const extractStyleHooks = (done) =>
gulp.task('generate:extractStyleHooks', extractVarsFromSLDS({ suppressOutput: true, callback: done }));
export const cssLegacy = () =>
gulp
.src(['ui/legacy.scss'])
.pipe(gulpPlumber())
.pipe(gulpSourcemaps.init())
.pipe(gulpRename('index-css-variable-fallbacks.css'))
.pipe(gulpHelpers.writeScss())
.pipe(
gulpHelpers.writePostCss([
annotationsParser({ preserve: false }),
cssVariableValue({ preserve: false }),
]),
)
.pipe(gulpHelpers.writeMinifyCss())
.pipe(gulpSourcemaps.write('.'))
.pipe(gulp.dest('assets/styles'));
export const offline = () =>
gulp
.src(['ui/index.scss'])
.pipe(gulpPlumber())
.pipe(gulpSourcemaps.init())
.pipe(gulpRename('index-offline.css'))
.pipe(gulpHelpers.writeScss())
.pipe(gulpHelpers.writePostCss([convertDataUri()]))
.pipe(gulpHelpers.writeMinifyCss())
.pipe(gulpSourcemaps.write('.'))
.pipe(gulp.dest('assets/styles'));
// Quick check that all variants compile correctly to CSS
export const sassTest = () =>
gulp.src('ui/index-*.scss').pipe(gulpHelpers.writeScss()).pipe(gulp.dest('assets/styles/.test'));
// Generate versions of SLDS for each set of form factor tokens
export const sassFormFactors = () => {
let template = (tokens) => `
// Copyright (c) 2015-present, salesforce.com, inc. All rights reserved
// Licensed under BSD 3-Clause - see LICENSE.txt or git.io/sfdc-license
// Load SLDS from the process.env.SLDS__FRAMEWORK__PATH
$brand-background-primary: #ffffff;
@import 'design-tokens/dist/${tokens}';
@import 'ui/index.scss';
`;
let files = [
{
name: 'slds-large',
tokens: 'form-factor-large.default.scss',
},
{
name: 'slds-medium',
tokens: 'form-factor-medium.default.scss',
},
{
name: 'slds-small',
tokens: 'form-factor-small.default.scss',
},
];
return files
.reduce((src, file) => src.pipe(gulpFile(file.name, template(file.tokens))), Readable.from([]))
.pipe(gulpHelpers.writeScss())
.pipe(gulpHelpers.writePostCss())
.pipe(gulpHelpers.writeMinifyCss())
.pipe(gulpSourcemaps.write('.'))
.pipe(gulp.dest('assets/styles'));
};
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