GrapeCity.Enterprise.Data.Expressions.ExpressionExtensions

ExpressionExtensions Class

Provides additional methods to work with ExpressionInfo instances.

ExpressionExtensions

public static class ExpressionExtensions

Name	Description
FindReference(ExpressionInfo, string)	Searches for the specified reference type (Identifier or MethodName).
HasRefsToId(ExpressionInfo, string)	Checks if a given expression is Identifier with a given name or complex expression that contains Identifier with a given name.
IsFunc(ExpressionInfo, params string[])	Checks if given expression is function from a given list.
IsId(ExpressionInfo, string)	Checks if a given expression is Identifier with a given name.
IsNullOrEmpty(ExpressionInfo)	Сhecks whether the given expression is empty.
IsValid(ExpressionInfo)	Returns a value that indicates whether the given expression is valid.
Not(ExpressionInfo)	Returns the inverse of this expression.
Replace(ExpressionInfo, Func<ExpressionInfo, ExpressionInfo>)	Re-creates new expression tree with renamed identifier.
ReplaceIdentifier(ExpressionInfo, Func<string, string>)	Replaces all occurrences of the identifier in current expression, using provided function.