src/vs/workbench/contrib/tasks/common/tasks.ts/fromString
	export function fromString(this: void, value: string): RevealProblemKind {
		switch (value.toLowerCase()) {
			case 'always':
				return RevealProblemKind.Always;
			case 'never':
				return RevealProblemKind.Never;
			case 'onproblem':
				return RevealProblemKind.OnProblem;
			default:
				return RevealProblemKind.OnProblem;
		}
	}