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4 |
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5 | "use strict";
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6 |
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7 | const Source = require("./Source");
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8 | const { SourceNode } = require("source-map");
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9 | const { SourceListMap } = require("source-list-map");
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10 |
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11 | class RawSource extends Source {
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12 | constructor(value, convertToString = false) {
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13 | super();
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14 | const isBuffer = Buffer.isBuffer(value);
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15 | if (!isBuffer && typeof value !== "string") {
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16 | throw new TypeError("argument 'value' must be either string of Buffer");
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17 | }
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18 | this._valueIsBuffer = !convertToString && isBuffer;
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19 | this._value = convertToString && isBuffer ? undefined : value;
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20 | this._valueAsBuffer = isBuffer ? value : undefined;
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21 | }
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22 |
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23 | isBuffer() {
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24 | return this._valueIsBuffer;
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25 | }
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26 |
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27 | source() {
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28 | if (this._value === undefined) {
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29 | this._value = this._valueAsBuffer.toString("utf-8");
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30 | }
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31 | return this._value;
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32 | }
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33 |
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34 | buffer() {
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35 | if (this._valueAsBuffer === undefined) {
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36 | this._valueAsBuffer = Buffer.from(this._value, "utf-8");
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37 | }
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38 | return this._valueAsBuffer;
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39 | }
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40 |
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41 | map(options) {
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42 | return null;
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43 | }
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44 |
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45 | node(options) {
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46 | if (this._value === undefined) {
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47 | this._value = this._valueAsBuffer.toString("utf-8");
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48 | }
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49 | return new SourceNode(null, null, null, this._value);
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50 | }
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51 |
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52 | listMap(options) {
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53 | if (this._value === undefined) {
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54 | this._value = this._valueAsBuffer.toString("utf-8");
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55 | }
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56 | return new SourceListMap(this._value);
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57 | }
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58 |
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59 | updateHash(hash) {
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60 | if (this._valueAsBuffer === undefined) {
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61 | this._valueAsBuffer = Buffer.from(this._value, "utf-8");
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62 | }
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63 | hash.update("RawSource");
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64 | hash.update(this._valueAsBuffer);
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65 | }
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66 | }
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67 |
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68 | module.exports = RawSource;
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