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Add onBeforeBuild #46

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Add onBeforeBuild #46

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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,7 @@ module.exports = config;
Once the build finishes, a child process is spawned firing both a python and node script.

### API
* `onBeforeBuild`: array of scripts to execute before every build. **Default: [ ]**
* `onBuildStart`: array of scripts to execute on the initial build. **Default: [ ]**
* `onBuildEnd`: array of scripts to execute after files are emitted at the end of the compilation. **Default: [ ]**
* `onBuildExit`: array of scripts to execute after webpack's process is complete. *Note: this event also fires in `webpack --watch` when webpack has finished updating the bundle.* **Default: [ ]**
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13 changes: 13 additions & 0 deletions lib/index.js
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Expand Up @@ -146,6 +146,7 @@ var exec = require('child_process').exec;
var os = require('os');

var defaultOptions = {
onBeforeBuild: [],
onBuildStart: [],
onBuildEnd: [],
onBuildExit: [],
Expand Down Expand Up @@ -207,6 +208,9 @@ var WebpackShellPlugin = function () {
}, {
key: 'validateInput',
value: function validateInput(options) {
if (typeof options.onBeforeBuild === 'string') {
options.onBeforeBuild = options.onBeforeBuild.split('&&');
}
if (typeof options.onBuildStart === 'string') {
options.onBuildStart = options.onBuildStart.split('&&');
}
Expand All @@ -233,6 +237,15 @@ var WebpackShellPlugin = function () {
value: function apply(compiler) {
var _this = this;

compiler.plugin('invalid', function () {
if (this.options.onBeforeBuild.length) {
console.log('Executing before build scripts');
for (var i = 0; i < this.options.onBeforeBuild.length; i++) {
this.handleScript(this.options.onBeforeBuild[i]);
}
}
});

compiler.plugin('compilation', function (compilation) {
if (_this.options.verbose) {
console.log('Report compilation: ' + compilation);
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12 changes: 12 additions & 0 deletions src/webpack-shell-plugin.js
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Expand Up @@ -3,6 +3,7 @@ const exec = require('child_process').exec;
const os = require('os');

const defaultOptions = {
onBeforeBuild: [],
onBuildStart: [],
onBuildEnd: [],
onBuildExit: [],
Expand Down Expand Up @@ -47,6 +48,9 @@ export default class WebpackShellPlugin {
}

validateInput(options) {
if (typeof options.onBeforeBuild === 'string') {
options.onBeforeBuild = options.onBeforeBuild.split('&&');
}
if (typeof options.onBuildStart === 'string') {
options.onBuildStart = options.onBuildStart.split('&&');
}
Expand All @@ -69,6 +73,14 @@ export default class WebpackShellPlugin {
}

apply(compiler) {
compiler.plugin('invalid', function () {
if (this.options.onBeforeBuild.length) {
console.log('Executing before build scripts');
for (var i = 0; i < this.options.onBeforeBuild.length; i++) {
this.handleScript(this.options.onBeforeBuild[i]);
}
}
});

compiler.plugin('compilation', (compilation) => {
if (this.options.verbose) {
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