| 名前 | 解説 | |
|---|---|---|
  | GetExpresssionInScope | Gets the expression corresponding to the specified scope. |
| IsExpresssionInScope | Gets whether the expression belongs to the specified scope. |
| RemoveExpressionInScope | Removes the expression in the specified scope. |
| ReplaceExpressionInScope | Replaces the expression in the specified scope by the newExpression. |