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feat: support tailwind v4 #28939

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feat: support tailwind v4 #28939

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15f356b
Prototype support for tailwind v4
heddendorp Nov 22, 2024
4f661d5
Add TODO for tailwind V4 in the application builder
heddendorp Nov 24, 2024
db65d39
Allow tailwind V4 in peer dependencies
heddendorp Jan 17, 2025
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17 changes: 17 additions & 0 deletions packages/angular_devkit/build_angular/src/tools/webpack/configs/styles.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -96,6 +96,23 @@ export async function getStylesConfig(wco: WebpackConfigOptions): Promise<Config
extraPostcssPlugins.push(require(tailwindPackagePath)({ config: tailwindConfigPath }));
}
}
// Check for tailwind V4
// Tailwind V4 uses the new `@tailwindcss/postcss` package
try {
const tailwindPostCSSPackagePath = require.resolve('@tailwindcss/postcss', { paths: [root] });
try {
require.resolve('tailwindcss', { paths: [root] });
// Tailwind V4 is installed, add the plugin
extraPostcssPlugins.push(require(tailwindPostCSSPackagePath)());
} catch {
logger.warn(
`The '@tailwindcss/postcss' package is installed but the 'tailwindcss' package is not installed.` +
` To enable Tailwind CSS, please install the 'tailwindcss' package.`,
);
}
} catch {
// Tailwind V4 is not installed, no further action is needed
}

const autoprefixer: typeof import('autoprefixer') = require('autoprefixer');

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