rules.js

// rules can use methods from Model, they will be bound to it
class Rules {
	static listMods(line) {
		var codeModulesMatches = line.matchAll(/.*Registered code module .* for module (.*) ([0-9\.]+)\./g);
		for (const [_, mod, version] of codeModulesMatches) {
			this.addLoadedMod(mod, version);
		}

		var nonCodeModulesMatches = line.matchAll(/.*Non-code module (.*) ([0-9\.]+) registered\./g);
		for (const [_, mod, version] of nonCodeModulesMatches) {
			this.addLoadedMod(mod, version);
		}
	}

	static checkSJCrash(line) {
		if (line.includes("System.ArgumentNullException: Value cannot be null. (Parameter 'method')")) {
			this.addIssue('"Strawberry Jam" mod is out of date, you need to update it.');
		}
	}

	static checkFMODCrash(line) {
		if (line.includes("Exception: FMOD Failed: ERR_OUTPUT_INIT")) {
			this.addIssue("Something went wrong with the sound engine used by Celeste.");
		}
	}

	static checkOutOfMemoryException(line) {
		if (line.includes("System.OutOfMemoryException")) {
			this.addIssue("You've got too many mods (including maps) installed, and your PC/laptop can't handle them all.");
		}
	}

	static checkSteam(line) {
		if (line.includes("Steam not found!")) {
			this.addIssue("Ensure that Steam is running, restart it if necessary.");
		}
	}
}