src/vs/editor/contrib/folding/browser/folding.ts/UnfoldAllRegionsExceptAction/constructor
class UnfoldAllRegionsExceptAction:	constructor() {
		super({
			id: 'editor.unfoldAllExcept',
			label: nls.localize('unfoldAllExcept.label', "Unfold All Regions Except Selected"),
			alias: 'Unfold All Regions Except Selected',
			precondition: CONTEXT_FOLDING_ENABLED,
			kbOpts: {
				kbExpr: EditorContextKeys.editorTextFocus,
				primary: KeyChord(KeyMod.CtrlCmd | KeyCode.KeyK, KeyMod.CtrlCmd | KeyCode.Equal),
				weight: KeybindingWeight.EditorContrib
			}
		});
	}