Added a JavaScript test file

tests/syntax-tests/source/JavaScript/test.js

@@ -0,0 +1,114 @@
+let letNumber = 1000;
+const constNumber = 10;
+var varNumber = -1234;
+const constNegativeFloat = -1.23;
+var tooMuch = Infinity;
+nothing = null;
+let listofthings = ["thing", 'thing2', `foo`, ["bar"]];
+
+// Simple comment
+
+/**
+* #########
+* Multiline
+* comment
+* #########
+*/
+
+let test;
+for (let i = 0; i < constNumber; i++) {
+	if (test) continue;
+	else test += 1; // random things
+}
+
+while(test < 100 && typeof test === "number") {
+	test = test > 30 ? test+5 : test+1;
+}
+
+function weatherSays(when=Date.now()) {
+	return "rain";
+}
+
+const thereAreClouds = true;
+const cloudsCount = 20;
+
+switch(weatherSays(Date.now())) {
+	case 'rain':
+		break;
+	case 'sun':
+	default:
+		break;
+}
+
+let rain = false;
+if ((thereAreClouds && cloudsCount >= 20) || weatherSays() === "rain") {
+	rain = false;
+} else if (thereAreClouds && weatherSays() == "rain") { // oh no, unsafe two equals checking!
+	rain = true;
+} else {
+	rain = !!cloudsCount;
+}
+
+class Forecast {
+	constructor(where, isGonnaRainA=true, isGonnaRainB=false, isGonnaRainC=false, ...randomArgs) {
+		this.station = {
+			location: [where.x, where.y, where.z],
+			surroundings: {
+				zoneA: {
+					location: [1, 2, 3],
+					isGonnaRain: isGonnaRainA
+				},
+				zoneB: {
+					location: [-1, 2, 2],
+					isGonnaRain: isGonnaRainB
+				},
+				zoneC: {
+					location: [-2, 0, 0],
+					isGonnaRainC: isGonnaRainC
+				},
+			}
+		};
+	}
+	
+	async getLocalPrevisions() {
+		const rainZones = [this.station.surroundings.zoneA.isGonnaRain, this.station.surroundings.zoneB.isGonnaRain, this.station.surroundings.zoneC.isGonnaRain];
+		return await rainZones.filter(z => !!z).length > (rainZones.length / 2);
+	}
+	
+	communicatePrevisions(isGonnaRain=undefined) {
+		if (isGonnaRain) console.log("Take the umbrella.");
+	}
+	
+	destroy() {
+		delete this.station;
+	}
+	
+	static startHiring() {
+		console.log("We're looking for weather presenters.");
+		console.log("A lot of presenters came. Hiring stops.");
+	}
+	
+	/* This forecasting station is magic. It can generate rain, but this method is secret because it's a generator function - nobody uses them! */
+	* generateRainInZoneC(clouds=[1, 2, 3]) {
+		this.station.surroundings.zoneC.isGonnaRain = true;
+		const makeRain = () => { return "raining!"; };
+		
+		yield clouds; // first, keeps clouds
+		do {
+			console.log(makeRain());
+			yield clouds.pop(); // then all clouds do rain
+		} while(clouds.length >= 1);
+	}
+}
+
+Forecast.startHiring();
+const forecasting = new Forecast([3, 3, 3]);
+(async() => {
+	const raining = forecasting.generateRainInZoneC();
+	raining.next();
+	forecasting.communicatePrevisions(await forecasting.getLocalPrevisions());
+	raining.next();
+	raining.next();
+	raining.return("stop!");
+	forecasting.destroy();
+})();