1 | "use strict";
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2 |
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4 |
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7 |
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8 |
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9 | Object.defineProperty(exports, "__esModule", { value: true });
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10 | exports.parseJson = exports.readAndParseJson = exports.JSONFile = void 0;
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11 | const fs_1 = require("fs");
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12 | const jsonc_parser_1 = require("jsonc-parser");
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13 |
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14 | class JSONFile {
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15 | constructor(path) {
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16 | this.path = path;
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17 | const buffer = fs_1.readFileSync(this.path);
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18 | if (buffer) {
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19 | this.content = buffer.toString();
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20 | }
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21 | else {
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22 | throw new Error(`Could not read '${path}'.`);
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23 | }
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24 | }
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25 | get JsonAst() {
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26 | if (this._jsonAst) {
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27 | return this._jsonAst;
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28 | }
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29 | const errors = [];
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30 | this._jsonAst = jsonc_parser_1.parseTree(this.content, errors, { allowTrailingComma: true });
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31 | if (errors.length) {
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32 | formatError(this.path, errors);
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33 | }
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34 | return this._jsonAst;
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35 | }
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36 | get(jsonPath) {
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37 | const jsonAstNode = this.JsonAst;
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38 | if (!jsonAstNode) {
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39 | return undefined;
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40 | }
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41 | if (jsonPath.length === 0) {
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42 | return jsonc_parser_1.getNodeValue(jsonAstNode);
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43 | }
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44 | const node = jsonc_parser_1.findNodeAtLocation(jsonAstNode, jsonPath);
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45 | return node === undefined ? undefined : jsonc_parser_1.getNodeValue(node);
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46 | }
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47 | modify(jsonPath, value, insertInOrder) {
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48 | if (value === undefined && this.get(jsonPath) === undefined) {
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49 |
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50 | return false;
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51 | }
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52 | let getInsertionIndex;
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53 | if (insertInOrder === undefined) {
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54 | const property = jsonPath.slice(-1)[0];
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55 | getInsertionIndex = (properties) => [...properties, property].sort().findIndex((p) => p === property);
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56 | }
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57 | else if (insertInOrder !== false) {
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58 | getInsertionIndex = insertInOrder;
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59 | }
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60 | const edits = jsonc_parser_1.modify(this.content, jsonPath, value, {
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61 | getInsertionIndex,
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62 | formattingOptions: {
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63 | insertSpaces: true,
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64 | tabSize: 2,
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65 | },
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66 | });
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67 | if (edits.length === 0) {
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68 | return false;
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69 | }
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70 | this.content = jsonc_parser_1.applyEdits(this.content, edits);
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71 | this._jsonAst = undefined;
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72 | return true;
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73 | }
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74 | save() {
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75 | fs_1.writeFileSync(this.path, this.content);
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76 | }
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77 | }
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78 | exports.JSONFile = JSONFile;
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79 |
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80 | function readAndParseJson(path) {
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81 | const errors = [];
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82 | const content = jsonc_parser_1.parse(fs_1.readFileSync(path, 'utf-8'), errors, { allowTrailingComma: true });
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83 | if (errors.length) {
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84 | formatError(path, errors);
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85 | }
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86 | return content;
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87 | }
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88 | exports.readAndParseJson = readAndParseJson;
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89 | function formatError(path, errors) {
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90 | const { error, offset } = errors[0];
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91 | throw new Error(`Failed to parse "${path}" as JSON AST Object. ${jsonc_parser_1.printParseErrorCode(error)} at location: ${offset}.`);
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92 | }
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93 |
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94 | function parseJson(content) {
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95 | return jsonc_parser_1.parse(content, undefined, { allowTrailingComma: true });
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96 | }
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97 | exports.parseJson = parseJson;
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