src/vs/editor/common/config/editorOptions.ts/_cursorBlinkingStyleFromString
function _cursorBlinkingStyleFromString(cursorBlinkingStyle: 'blink' | 'smooth' | 'phase' | 'expand' | 'solid'): TextEditorCursorBlinkingStyle {
	switch (cursorBlinkingStyle) {
		case 'blink': return TextEditorCursorBlinkingStyle.Blink;
		case 'smooth': return TextEditorCursorBlinkingStyle.Smooth;
		case 'phase': return TextEditorCursorBlinkingStyle.Phase;
		case 'expand': return TextEditorCursorBlinkingStyle.Expand;
		case 'solid': return TextEditorCursorBlinkingStyle.Solid;
	}
}