src/vs/editor/common/config/editorOptions.ts/BracketPairColorization/validate
class BracketPairColorization:	public validate(_input: any): InternalBracketPairColorizationOptions {
		if (!_input || typeof _input !== 'object') {
			return this.defaultValue;
		}
		const input = _input as IBracketPairColorizationOptions;
		return {
			enabled: boolean(input.enabled, this.defaultValue.enabled),
			independentColorPoolPerBracketType: boolean(input.independentColorPoolPerBracketType, this.defaultValue.independentColorPoolPerBracketType),
		};
	}