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33 lines
859 B
Text
33 lines
859 B
Text
/*
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Copyright 2018 Google LLC
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Use of this source code is governed by an MIT-style
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license that can be found in the LICENSE file or at
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https://opensource.org/licenses/MIT.
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*/
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import prettyBytes from 'pretty-bytes';
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import {ManifestTransform} from '../types';
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export function maximumSizeTransform(
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maximumFileSizeToCacheInBytes: number,
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): ManifestTransform {
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return (originalManifest) => {
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const warnings: Array<string> = [];
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const manifest = originalManifest.filter((entry) => {
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if (entry.size <= maximumFileSizeToCacheInBytes) {
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return true;
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}
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warnings.push(
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`${entry.url} is ${prettyBytes(entry.size)}, and won't ` +
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`be precached. Configure maximumFileSizeToCacheInBytes to change ` +
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`this limit.`,
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);
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return false;
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});
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return {manifest, warnings};
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};
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}
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