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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| import type { Compiler, Compilation as CompilationType, sources } from 'webpack'; | ||
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|
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| /** | ||
| * Gets the normal module hook for webpack 4 & webpack 5. | ||
| * | ||
| * @returns | ||
| */ | ||
| export const getNormalModuleHook = ( | ||
| compiler: Compiler, | ||
| compilation: CompilationType | ||
| ): CompilationType['hooks']['normalModuleLoader'] => { | ||
| const { NormalModule } = | ||
| // Webpack 5 flow | ||
| compiler.webpack || | ||
| // Webpack 4 flow | ||
| require('webpack'); | ||
|
|
||
| const normalModuleHook = | ||
| NormalModule && typeof NormalModule.getCompilationHooks !== 'undefined' | ||
| ? // Webpack 5 flow | ||
| NormalModule.getCompilationHooks(compilation).loader | ||
| : // Webpack 4 flow | ||
| compilation.hooks.normalModuleLoader; | ||
|
|
||
| return normalModuleHook; | ||
| }; | ||
|
|
||
| /** | ||
| * Returns the string representation of an assets source. | ||
| * | ||
| * @param source | ||
| * @returns | ||
| */ | ||
| export const getAssetSourceContents = (assetSource: sources.Source): string => { | ||
| const source = assetSource.source(); | ||
| if (typeof source === 'string') { | ||
| return source; | ||
| } | ||
|
|
||
| return source.toString(); | ||
| }; | ||
|
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||
| /** | ||
| * Returns a webpack 4 & 5 compatible hook for optimizing assets. | ||
| * | ||
| * @param compilation | ||
| * @returns | ||
| */ | ||
| export const getOptimizeAssetsHook = ( | ||
| compiler: Compiler, | ||
| compilation: CompilationType | ||
| ): { tap: CompilationType['hooks']['processAssets']['tap'] } => { | ||
| const { Compilation, version } = | ||
| // Webpack 5 flow | ||
| compiler.webpack || | ||
| // Webpack 4 flow | ||
| require('webpack'); | ||
| const isWebpack4 = version.startsWith('4.'); | ||
| const optimizeAssets = | ||
| // Webpack 5 flow | ||
| compilation.hooks.processAssets || | ||
| // Webpack 4 flow | ||
| compilation.hooks.optimizeAssets; | ||
|
|
||
| return { | ||
| tap: (pluginName: string, callback: (assets: CompilationType['assets']) => void) => { | ||
| optimizeAssets.tap( | ||
| isWebpack4 | ||
| ? pluginName | ||
| : { | ||
| name: pluginName, | ||
| stage: Compilation.PROCESS_ASSETS_STAGE_OPTIMIZE_SIZE, | ||
| }, | ||
| callback | ||
| ); | ||
| }, | ||
| }; | ||
| }; | ||
|
|
||
| /** | ||
| * Returns webpack 4 & 5 compatible sources. | ||
| * @returns | ||
| */ | ||
| export const getSources = (compiler: Compiler): typeof sources => { | ||
| const { sources } = | ||
| // Webpack 5 flow | ||
| compiler.webpack; | ||
|
|
||
| return ( | ||
| // Webpack 5 flow | ||
| sources || | ||
| // Webpack 4 flow | ||
| require('webpack-sources') | ||
| ); | ||
| }; |