1 | /*
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2 | MIT License http://www.opensource.org/licenses/mit-license.php
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3 | Author Tobias Koppers @sokra
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4 | */
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5 |
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6 | ;
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7 |
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8 | const createHash = require("./util/createHash");
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9 |
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10 | /** @typedef {import("./Dependency")} Dependency */
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11 | /** @typedef {import("./DependencyTemplate")} DependencyTemplate */
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12 | /** @typedef {new (...args: any[]) => Dependency} DependencyConstructor */
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13 |
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14 | class DependencyTemplates {
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15 | constructor() {
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16 | /** @type {Map<Function, DependencyTemplate>} */
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17 | this._map = new Map();
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18 | /** @type {string} */
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19 | this._hash = "31d6cfe0d16ae931b73c59d7e0c089c0";
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20 | }
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21 |
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22 | /**
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23 | * @param {DependencyConstructor} dependency Constructor of Dependency
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24 | * @returns {DependencyTemplate} template for this dependency
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25 | */
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26 | get(dependency) {
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27 | return this._map.get(dependency);
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28 | }
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29 |
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30 | /**
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31 | * @param {DependencyConstructor} dependency Constructor of Dependency
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32 | * @param {DependencyTemplate} dependencyTemplate template for this dependency
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33 | * @returns {void}
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34 | */
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35 | set(dependency, dependencyTemplate) {
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36 | this._map.set(dependency, dependencyTemplate);
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37 | }
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38 |
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39 | /**
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40 | * @param {string} part additional hash contributor
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41 | * @returns {void}
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42 | */
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43 | updateHash(part) {
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44 | const hash = createHash("md4");
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45 | hash.update(this._hash);
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46 | hash.update(part);
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47 | this._hash = /** @type {string} */ (hash.digest("hex"));
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48 | }
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49 |
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50 | getHash() {
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51 | return this._hash;
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52 | }
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53 |
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54 | clone() {
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55 | const newInstance = new DependencyTemplates();
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56 | newInstance._map = new Map(this._map);
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57 | newInstance._hash = this._hash;
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58 | return newInstance;
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59 | }
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60 | }
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61 |
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62 | module.exports = DependencyTemplates;
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