Gulp 吞咽终端中的复制任务
我的gulp有个问题,我不知道如何解释,但是当你看到它时你会理解这个问题,基本上,我认为我的gulp重复了任务,因此执行可能需要一段时间,但是如果我完成gulp并再次执行它,问题不会在第一次编译时发生,但随着时间的推移,重复次数越来越多(先是双打,然后是4x、8x等等) 我的一口:Gulp 吞咽终端中的复制任务,gulp,gulp-watch,gulp-sass,gulp-uglify,gulp-babel,Gulp,Gulp Watch,Gulp Sass,Gulp Uglify,Gulp Babel,我的gulp有个问题,我不知道如何解释,但是当你看到它时你会理解这个问题,基本上,我认为我的gulp重复了任务,因此执行可能需要一段时间,但是如果我完成gulp并再次执行它,问题不会在第一次编译时发生,但随着时间的推移,重复次数越来越多(先是双打,然后是4x、8x等等) 我的一口: var gulp = require('gulp'), //Js babel = require('gulp-babel'); uglify = require('gulp-uglif
var gulp = require('gulp'),
//Js
babel = require('gulp-babel');
uglify = require('gulp-uglify'),
filesJs = './js/edit/*.js',
outputJs = './js',
//Sass
sass = require('gulp-sass'),
filesCss = './css/**/*.+(scss|sass)',
outputCss = './css';
const {
watch
} = require('gulp');
//Uglify
gulp.task('uglify', function () {
gulp.src(filesJs)
.pipe(babel({presets: ['@babel/preset-env']}))
.pipe(uglify())
.pipe(gulp.dest(outputJs));
});
const watcherJS = watch([filesJs]);
watcherJS.on('change', function (path, stats) {
console.log(`File ${path} was changed`);
return gulp.watch(filesJs, gulp.series('uglify'));
});
//Sass
gulp.task('sass', function () {
return gulp.src(filesCss)
.pipe(sass({
outputStyle: 'compressed'
}).on('error', sass.logError))
.pipe(gulp.dest(outputCss));
});
const watcherCSS = watch([filesCss]);
watcherCSS.on('change', function (path, stats) {
console.log(`File ${path} was changed`);
return gulp.watch(filesCss, gulp.series('sass'));
});
//Run/Watch
gulp.task('default', gulp.parallel('uglify', 'sass'));
我的终端在保存.sass文件一次后
File css\style.sass was changed
[09:43:18] Starting 'sass'...
[09:43:18] Starting 'sass'...
[09:43:18] Starting 'sass'...
[09:43:18] Starting 'sass'...
[09:43:33] Finished 'sass' after 15 s
[09:43:33] Finished 'sass' after 15 s
[09:43:33] Finished 'sass' after 15 s
[09:43:33] Finished 'sass' after 15 s
几乎可以肯定,这是您对chokidar手表功能的使用。你的代码甚至不能为我运行。你不需要那么复杂。我建议把它扔掉
const watcherJS = watch([filesJs]);
watcherJS.on('change', function (path, stats) {
console.log(`File ${path} was changed`);
return gulp.watch(filesJs, gulp.series('uglify')); // this is very strange, must be wrong
});
const watcherCSS = watch([filesCss]);
watcherCSS.on('change', function (path, stats) {
console.log(`File ${path} was changed`);
return gulp.watch(filesCss, gulp.series('sass'));
});
并替换为:
gulp.task('watchFiles', function () {
gulp.watch(filesCss, gulp.series('sass'));
gulp.watch(filesJs, gulp.series('uglify'));
});
和使用
gulp.task('default', gulp.series('uglify', 'sass', 'watchFiles'));