1 | "use strict";
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2 | var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
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3 | if (kind === "m") throw new TypeError("Private method is not writable");
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4 | if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
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5 | if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
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6 | return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
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7 | };
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8 | var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
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9 | if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
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10 | if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
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11 | return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
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12 | };
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13 | var _JSONParseStream_jsonPath, _JSONParseNexus_queues, _JSONParseNexus_reader;
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14 | Object.defineProperty(exports, "__esModule", { value: true });
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15 | exports.JSONParseNexus = exports.JSONParseStream = void 0;
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16 |
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17 | const whatwg_stream_to_async_iter_1 = require("whatwg-stream-to-async-iter");
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18 | const json_parser_js_1 = require("./json-parser.js");
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19 | const task_promise_js_1 = require("./task-promise.js");
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20 | const json_path_js_1 = require("./json-path.js");
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21 |
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22 | const mkPath = (parser) => {
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23 | const path = [...parser.stack.map((_) => _.key), parser.key];
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24 | path[0] = path[0] || '$';
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25 | return (0, json_path_js_1.normalize)(path.join('.'));
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26 | };
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27 | class JSONParseStream extends TransformStream {
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28 | constructor(jsonPath = '$.*') {
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29 | let parser;
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30 | const expr = (0, json_path_js_1.normalize)(jsonPath);
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31 | super({
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32 | start: (controller) => {
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33 | parser = new json_parser_js_1.JSONParser();
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34 | parser.onValue = (value) => {
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35 | const path = mkPath(parser);
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36 | if ((0, json_path_js_1.match)(expr, path)) {
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37 | controller.enqueue(value);
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38 | }
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39 | else if (expr.startsWith(path + ';')) {
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40 | controller.terminate();
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41 | }
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42 | };
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43 | },
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44 | transform: (chunk) => {
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45 | parser.write(chunk);
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46 | },
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47 | });
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48 | _JSONParseStream_jsonPath.set(this, void 0);
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49 | __classPrivateFieldSet(this, _JSONParseStream_jsonPath, expr, "f");
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50 | }
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51 | get path() { return __classPrivateFieldGet(this, _JSONParseStream_jsonPath, "f"); }
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52 | }
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53 | exports.JSONParseStream = JSONParseStream;
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54 | _JSONParseStream_jsonPath = new WeakMap();
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55 | const remove = (m, k) => { const v = m.get(k); m.delete(k); return v; };
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56 |
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57 | class JSONParseNexus extends TransformStream {
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58 | constructor() {
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59 | let parser;
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60 | super({
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61 | start: (controller) => {
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62 | parser = new json_parser_js_1.JSONParser();
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63 | parser.onValue = (value) => {
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64 | const path = mkPath(parser);
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65 | for (const expr of __classPrivateFieldGet(this, _JSONParseNexus_queues, "f").keys()) {
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66 | if ((0, json_path_js_1.match)(expr, path)) {
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67 | __classPrivateFieldGet(this, _JSONParseNexus_queues, "f").get(expr).enqueue(value);
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68 | }
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69 | if (expr.startsWith(path + ';')) {
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70 | remove(__classPrivateFieldGet(this, _JSONParseNexus_queues, "f"), expr).close();
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71 | }
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72 | }
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73 | controller.enqueue([path, value]);
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74 | };
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75 | },
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76 | transform(buffer) {
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77 |
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78 | parser.write(buffer);
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79 | },
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80 | });
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81 | _JSONParseNexus_queues.set(this, new Map());
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82 | _JSONParseNexus_reader.set(this, void 0);
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83 | __classPrivateFieldSet(this, _JSONParseNexus_reader, this.readable.getReader(), "f");
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84 | }
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85 | promise(jsonPath) {
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86 | const reader = this.stream(jsonPath).getReader();
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87 | return task_promise_js_1.TaskPromise.from(async () => {
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88 | const x = await reader.read();
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89 | return x.done ? undefined : x.value;
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90 | });
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91 | }
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92 | stream(jsonPath) {
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93 | const path = (0, json_path_js_1.normalize)(jsonPath);
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94 | return new ReadableStream({
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95 | start: (queue) => {
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96 | __classPrivateFieldGet(this, _JSONParseNexus_queues, "f").set(path, queue);
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97 | },
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98 | pull: async () => {
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99 | while (true) {
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100 | const { done, value } = await __classPrivateFieldGet(this, _JSONParseNexus_reader, "f").read();
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101 |
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102 | if (done || (0, json_path_js_1.match)(value[0], path))
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103 | break;
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104 | }
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105 | },
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106 | cancel: (err) => {
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107 |
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108 |
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109 | __classPrivateFieldGet(this, _JSONParseNexus_reader, "f").cancel(err);
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110 | },
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111 | }, { highWaterMark: 0 });
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112 | }
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113 | iterable(jsonPath) {
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114 | return (0, whatwg_stream_to_async_iter_1.streamToAsyncIter)(this.stream(jsonPath));
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115 | }
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116 | }
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117 | exports.JSONParseNexus = JSONParseNexus;
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118 | _JSONParseNexus_queues = new WeakMap(), _JSONParseNexus_reader = new WeakMap();
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119 |
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