66 lines
2.2 KiB
JavaScript
66 lines
2.2 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.Debugger = void 0;
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const system_external_1 = require("./system_external");
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class Debugger {
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constructor() {
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this.isActive_ = false;
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this.outputFunction_ = console.info;
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this.fileHandle = Promise.resolve();
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this.stream_ = null;
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}
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static getInstance() {
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Debugger.instance = Debugger.instance || new Debugger();
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return Debugger.instance;
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}
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init(opt_file) {
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if (opt_file) {
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this.startDebugFile_(opt_file);
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}
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this.isActive_ = true;
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return this.fileHandle;
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}
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output(...args) {
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if (this.isActive_) {
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this.output_(args);
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}
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}
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generateOutput(func) {
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if (this.isActive_) {
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this.output_(func.apply(func, []));
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}
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}
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exit(callback = () => { }) {
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this.fileHandle.then(() => {
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if (this.isActive_ && this.stream_) {
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this.stream_.end('', '', callback);
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}
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});
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}
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startDebugFile_(filename) {
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this.fileHandle = system_external_1.default.fs.promises.open(filename, 'w');
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this.fileHandle = this.fileHandle.then((handle) => {
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this.stream_ = handle.createWriteStream(filename);
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this.outputFunction_ = function (...args) {
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this.stream_.write(args.join(' '));
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this.stream_.write('\n');
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}.bind(this);
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this.stream_.on('error', function (_error) {
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console.info('Invalid log file. Debug information sent to console.');
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this.outputFunction_ = console.info;
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}.bind(this));
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this.stream_.on('finish', function () {
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console.info('Finalizing debug file.');
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});
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});
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}
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output_(outputList) {
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if (console.info === this.outputFunction_) {
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this.outputFunction_.apply(console, ['Speech Rule Engine Debugger:'].concat(outputList));
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return;
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}
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this.fileHandle.then(() => this.outputFunction_.apply(this.outputFunction_, ['Speech Rule Engine Debugger:'].concat(outputList)));
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}
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}
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exports.Debugger = Debugger;
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