33 lines
1.0 KiB
JavaScript
33 lines
1.0 KiB
JavaScript
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"use strict";
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/*
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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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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.getAssetHash = void 0;
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const crypto_1 = __importDefault(require("crypto"));
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/**
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* @param {Asset} asset
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* @return {string} The MD5 hash of the asset's source.
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*
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* @private
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*/
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function getAssetHash(asset) {
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// If webpack has the asset marked as immutable, then we don't need to
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// use an out-of-band revision for it.
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// See https://github.com/webpack/webpack/issues/9038
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if (asset.info && asset.info.immutable) {
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return null;
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}
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return crypto_1.default.createHash('md5')
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.update(Buffer.from(asset.source.source()))
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.digest('hex');
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}
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exports.getAssetHash = getAssetHash;
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