seitime-frappe/rollup/watch.js
Faris Ansari 9f5a129333
Rollup Fixes (#5232)
- Use PostCSS instead of Less plugin
- Fixes CSS append problem
- Show which css file changed instead of rollup.manifest.css
- Minify CSS in production
- Cannot import less/css files in js files, put them in build.json
- Let's avoid major changes in Frappe Framework now :)
2018-03-20 13:51:53 +05:30

63 lines
1.3 KiB
JavaScript

const path = require('path');
const chalk = require('chalk');
const rollup = require('rollup');
const log = console.log; // eslint-disable-line
const {
apps_list
} = require('./rollup.utils');
const {
get_options_for
} = require('./config');
watch_assets();
function watch_assets() {
let watchOptions = [];
apps_list.map(app => {
watchOptions.push(...get_watch_options(app));
});
log(chalk.green(`\nRollup Watcher Started`));
let watcher = rollup.watch(watchOptions);
watcher.on('event', event => {
switch(event.code) {
case 'START': {
log(chalk.yellow(`\nWatching...`));
break;
}
case 'BUNDLE_START': {
const output = event.output[0];
if (output.endsWith('.js')) {
log('Rebuilding', path.basename(event.output[0]));
}
break;
}
default: break;
}
});
}
function get_watch_options(app) {
const options = get_options_for(app);
return options.map(({ inputOptions, outputOptions, output_file}) => {
return Object.assign({}, inputOptions, {
output: outputOptions,
plugins: [log_css_change({output: output_file})].concat(inputOptions.plugins)
});
});
}
function log_css_change({output}) {
return {
name: 'log-css-change',
ongenerate() {
if (!output.endsWith('.css')) return null;
log('Rebuilding', path.basename(output));
return null;
}
};
}