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fix(@angular-devkit/build-webpack): emit result when webpack is closed #21428

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Merged
merged 1 commit into from
Jul 27, 2021
Merged

fix(@angular-devkit/build-webpack): emit result when webpack is closed #21428

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8 changes: 3 additions & 5 deletions packages/angular_devkit/build_angular/src/app-shell/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -180,10 +180,9 @@ async function _appShellBuilder(
let spinner: Spinner | undefined;

try {
// Using `.result` instead of `.output` causes Webpack FS cache not to be created.
const [browserResult, serverResult] = await Promise.all([
browserTargetRun.output.toPromise() as Promise<BrowserBuilderOutput>,
serverTargetRun.output.toPromise() as Promise<ServerBuilderOutput>,
browserTargetRun.result as Promise<BrowserBuilderOutput>,
serverTargetRun.result as Promise<ServerBuilderOutput>,
]);

if (browserResult.success === false || browserResult.baseOutputPath === undefined) {
Expand All @@ -203,8 +202,7 @@ async function _appShellBuilder(

return { success: false, error: err.message };
} finally {
// workaround for [tsetse] All Promises in async functions must either be awaited or used in an expression.
const _ = Promise.all([browserTargetRun.stop(), serverTargetRun.stop()]);
await Promise.all([browserTargetRun.stop(), serverTargetRun.stop()]);
}
}

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14 changes: 9 additions & 5 deletions packages/angular_devkit/build_webpack/src/webpack/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -72,16 +72,20 @@ export function runWebpack(
log(stats, config);

const statsOptions = typeof config.stats === 'boolean' ? undefined : config.stats;

obs.next({
const result = {
success: !stats.hasErrors(),
webpackStats: shouldProvideStats ? stats.toJson(statsOptions) : undefined,
emittedFiles: getEmittedFiles(stats.compilation),
outputPath: stats.compilation.outputOptions.path,
} as unknown as BuildResult);
} as unknown as BuildResult;

if (!config.watch) {
webpackCompiler.close(() => obs.complete());
if (config.watch) {
obs.next(result);
} else {
webpackCompiler.close(() => {
obs.next(result);
obs.complete();
});
}
};

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