Loading svg assets with web pack - javascript

I have the following weback loader:
loaders: [
{test: /\.svg(\?v=\d+\.\d+\.\d+)?$/, loader: 'url?limit=10000&mimetype=image/svg+xml'}
]
I am storing all my svgs in a /res/ folder, but when I build my project I cannot access my resources with:
<img src="img.svg" />
What could be wrong with my loader?

Without more detail, as to where that snippet of HTML is actually being used or how the rest of your webpack config is setup, my best guess is that you need to actually require the .svg file so that webpack will process it.
var svgImage = require('./img.svg');
/// svgImage can now be used in a template
When webpack runs your files through the are various loaders you have installed and will create a new file named to a hash: img.svg -> {someHash}.svg
This can be overridden in your webpack config.
{test: /\.svg(\?v=\d+\.\d+\.\d+)?$/, loader: 'url?limit=10000&mimetype=image/svg+xml&name=img-[hash:6].svg'}

Related

How to use Craco to add instructions to Webpack

I would like to add these instructions to Webpack through Craco:
{
test: /\.json$/,
loader: 'url-loader',
options: {
limit: false,
publicPath: 'assets'
},
type:'javascript/auto'
}
How to do this?
I'm not familiar with Webpack or Craco at all
Basically what I'm trying to do is that I have animals.json file but currently when importing it via:
import animals from './animals.json'
I end up with the contents of the json file when I actually want a URL like localhost:8000/static/media/animals.json and only when I open that link should the contents of the json file be displayed...
I have been instructed that overriding webpack's default functionality via the above lines can accomplish this...

Json file was not found by webpack

I am developing a small personal project,
i need to import json files with webpack but impossible
package.json contain:
"webpack": "^4.17.1"
"json-loader": "^0.5.7",
webpack.config.js contain
{ test: /\.json$/, use: 'json-loader' },
I dont know what vs code tell me this issue
import * as data from './loading.json';
- Cannot resolve module 'json' -
a question "Load static JSON file in Webpack" do not solve my problem and with json-loader or not this issue still present
As mentioned, you no longer need json-loader for .json since webpack 2.0.0.
However, if you are using json-loader because you don't want to bundle the json file, then I would recommend using one of the following solutions:
Use Copy Webpack Plugin to copy the json file into the build directory.
Use type = 'javascript/auto'
For example(note that this example uses file-loader instead of json-loader):
{
type: 'javascript/auto',
test: /\.json$/,
use: [
{
loader: 'file-loader',
include: [path.resolve(__dirname, 'src')],
options: {
name: '[name].[ext]'
}
}
]
}
Updated: Added include. Remember to place the json file in the src folder.
For more information, please check out this page:
Webpack 4.0 file-loader json issue

let webpack output individual compiled files besides bundle

I'm using the webpack loader ts-loader to compile typescript sourcefiles into a javascript bundle. Now I would like the individualy compiled javascript files also to be saved, as well as the bundle! I'm familliar with writing a very simple webpack plugin, but I'm not sure as to how to go about implementing this. That is: I don't know which events triggered by webpack to listen to and where to find the relevant data. Any help?
As I commented, you can't use webpack compiled individual files. It might break with Uncaught ReferenceError: __webpack_require__ is not defined.
It's better write your own loader or ask the ts-loader to provide the option to retain the transpiled source.
Or i have written a loader which can save the typescript compiled files as individual files.
you can use this loader second loader or post-loader as shown below
as a second loader:
module: {
loaders: [{
test: /\.ts?$/,
loaders: ['scatter-loader', 'ts-loader']
}]
}
or as a post-loader
module: {
loaders: [{
test: /\.ts?$/,
loaders: ['ts-loader']
}],
postLoader: [{
test: /\.ts?$/,
loaders: ['scatter-loader']
}]
}
Note: scatter-loader work is in progress.

Webpack - Using Script Loader in webpack.config.json

I am just starting to dip my toes into the world of webpack. I am using the awesome Vue.js with vueify, so therefore my modules are ES6.
One difficulty I am having is loading some 3rd party jQuery plugins. I am using the ProvidePlugin to load jQuery - which works fine.
plugins: [
new webpack.ProvidePlugin({
$: "jquery",
jQuery: "jquery"
})
]
I then have a directory called plugins containing misc jQuery plugins. My understanding is the script loader just loads these into the bundled file as strings, and they are eval-ed when the bundle loads. These scripts can then be used as if they were loaded in a regular script tag (i.e., no import needed).
But I just cant get any of the plugins to work. Below is my loaders array. What I am doing wrong (or not doing)?
loaders: [
// process *.vue files using vue-loader
{
test: /\.vue$/,
loader: 'vue'
},
// process *.js files using babel-loader
// the exclude pattern is important so that we don't
// apply babel transform to all the dependencies!
{
test: /\.js$/,
loader: 'babel',
exclude: /node_modules/
},
{
test: /plugins\.js$/,
loader: 'script-loader' #tried script too
}
]
I can sympathize with the difficulty of getting jQuery plugins to work with webpack. While I don't have a solution to this specific configuration, I have found it useful to use a cdn to keep development rolling along until further troubleshooting can be done. Below is an example.
In your .html template file:
<script src="http://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js"></script>
In index.js or whatever your main entry point is:
import $ from 'jquery'
In your webpack config:
externals: {
jquery: 'jQuery'
}
Since this approach involves direct use of script tags it may work more reliably, while temporarily sacrificing opportunities for optimization and bundling.
new webpack.ProvidePlugin({
'React': path.resolve(__dirname, "node_modules/react/react"),
'ReactDOM': path.resolve(__dirname, "node_modules/react-dom/dist/react-dom"),
"jQuery": path.resolve(__dirname, "node_modules/jquery/dist/jquery"),
"$": path.resolve(__dirname, "node_modules/jquery/dist/jquery")
})
resolve you lib path

Webpack angularjs copy angularjs templates but don't include in javascript bundle

What I'm trying to do is configure webpack in a way that would copy all the partial html templates that are required in angular 1.x directives etc. into a separate folder (just like the file-loader does for assets referenced from css). I don't want the partial htmls to be included in my javascript bundle but rather have all of them in one folder with hashed names.
I tried configuring the file-loader to do it but when I run webpack in watch mode it also copies the those html in the dist folder again to it appending a new hash and essentially makes an infinite loop as every new html that shows up in that folder is copied, thus a new html appears and again and again. I tried to set an exclude matching pattern for that loader but webpack was still running constantly watching over that folder.
Here is the excerpt of my webpack.config.js file:
module: {
loaders: [
test: /\.html$/,
exclude: /bundle\/templates/,
loader: `file-loader?name=bundle/templates/[name]-[hash].[ext]
]
}
is there a loader that would help me do what I want without resorting to hacks?
Ok I have found the answer. The problem wasn't the file-loader which is configured correctly like this even without the exclude. What caused the infinite loop was a dynamic require that created a regex that matched those copied assets too... So by setting a proper context for this dynamic require the problem was resolved.
In the webpack.config file you can use the same way like this in the loader section.
{
test: /\.html$/,
exclude: path.resolve(__dirname, 'index.html'),
loader: 'file-loader',
options: {
name: '[name].[ext]',
outputPath: 'views/'
}
},
And in the plugins section of the webpack.config file
plugins: [
new HtmlWebpackPlugin({
template: 'index.html',
inject: true
}),
new ExtractTextPlugin('bundle.css')
]
This will copy all the htmls and will be refered from the index.html

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