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fix(nf): add support for tailwind 4 with only postcssconfig file #965

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Merged
Aukevanoost merged 1 commit into from
Oct 20, 2025
Merged

fix(nf): add support for tailwind 4 with only postcssconfig file #965

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39 changes: 26 additions & 13 deletions libs/native-federation/src/utils/angular-esbuild-adapter.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ import {
getSupportedBrowsers,
generateSearchDirectories,
findTailwindConfiguration,
loadPostcssConfiguration,
} from '@angular/build/private';

import { createCompilerPluginOptions } from './create-compiler-options';
Expand Down Expand Up @@ -202,22 +203,17 @@ async function runEsbuild(
builderOptions.optimization
);
const sourcemapOptions = normalizeSourceMaps(builderOptions.sourceMap);

const searchDirectories = await generateSearchDirectories([
projectRoot,
workspaceRoot,
]);
const tailwindConfigurationPath =
findTailwindConfiguration(searchDirectories);

const fullProjectRoot = path.join(workspaceRoot, projectRoot);
const resolver = createRequire(fullProjectRoot + '/');

const tailwindConfiguration = tailwindConfigurationPath
? {
file: tailwindConfigurationPath,
package: resolver.resolve('tailwindcss'),
}
: undefined;
const postcssConfiguration = await loadPostcssConfiguration(
searchDirectories
);
const tailwindConfiguration = postcssConfiguration
? undefined
: await getTailwindConfig(searchDirectories);

const outputNames = {
bundles: '[name]',
Expand Down Expand Up @@ -256,6 +252,7 @@ async function runEsbuild(
inlineStyleLanguage: builderOptions.inlineStyleLanguage,
jit: false,
tailwindConfiguration,
postcssConfiguration,
} as any,
target,
undefined
Expand Down Expand Up @@ -303,7 +300,7 @@ async function runEsbuild(
...(!dev ? { ngDevMode: 'false' } : {}),
ngJitMode: 'false',
},
...(builderOptions.loader ? {loader: builderOptions.loader} : {}),
...(builderOptions.loader ? { loader: builderOptions.loader } : {}),
};

const ctx = await esbuild.context(config);
Expand All @@ -330,6 +327,22 @@ async function runEsbuild(
return writtenFiles;
}

async function getTailwindConfig(
searchDirectories: { root: string; files: Set<string> }[]
): Promise<{ file: string; package: string } | undefined> {
const tailwindConfigurationPath =
findTailwindConfiguration(searchDirectories);

if (!tailwindConfigurationPath) {
return undefined;
}

return {
file: tailwindConfigurationPath,
package: createRequire(tailwindConfigurationPath).resolve('tailwindcss'),
};
}

function createTsConfigForFederation(
workspaceRoot: string,
tsConfigPath: string,
Expand Down
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