598 enum class BlockActionKind {  enum
627     return {BlockActionKind::Create, block, {}};  in getCreate()
630     return {BlockActionKind::Erase, block, {originalPosition}};  in getErase()
633     BlockAction action{BlockActionKind::Merge, block, {}};  in getMerge()
638     return {BlockActionKind::Move, block, {originalPosition}};  in getMove()
641     BlockAction action{BlockActionKind::Split, block, {}};  in getSplit()
646     return BlockAction{BlockActionKind::TypeConversion, block, {}};  in getTypeConversion()
650   BlockActionKind kind;
960     if (action.kind == BlockActionKind::Erase)  in eraseDanglingBlocks()
970     case BlockActionKind::Create: {  in undoBlockActions()
981     case BlockActionKind::Erase: {  in undoBlockActions()
993     case BlockActionKind::Merge: {  in undoBlockActions()
1005     case BlockActionKind::Move: {  in undoBlockActions()
1015     case BlockActionKind::Split: {  in undoBlockActions()
1023     case BlockActionKind::TypeConversion: {  in undoBlockActions()
1794     if (action.kind == BlockActionKind::TypeConversion ||  in legalizePatternBlockActions()
1795         action.kind == BlockActionKind::Erase)  in legalizePatternBlockActions()