txt-sushi-0.5.0: The SQL link in your *NIX chain

Portabilityportable
Stabilityexperimental
Maintainerkeithshep@gmail.com

Database.TxtSushi.EvaluatedExpression

Description

EvaluatedExpression data type along with supporting functions

Documentation

data EvaluatedExpression Source

Constructors

StringExpression String 
RealExpression Double 
IntExpression Int 
BoolExpression Bool 

Instances

realCompare :: EvaluatedExpression -> EvaluatedExpression -> OrderingSource

intCompare :: EvaluatedExpression -> EvaluatedExpression -> OrderingSource

boolCompare :: EvaluatedExpression -> EvaluatedExpression -> OrderingSource

stringCompare :: EvaluatedExpression -> EvaluatedExpression -> OrderingSource

coerceString :: EvaluatedExpression -> StringSource

maybeCoerceInt :: EvaluatedExpression -> Maybe IntSource

coerceInt :: EvaluatedExpression -> IntSource

maybeCoerceReal :: EvaluatedExpression -> Maybe DoubleSource

coerceReal :: EvaluatedExpression -> DoubleSource

maybeReadBool :: String -> Maybe BoolSource

maybeCoerceBool :: EvaluatedExpression -> Maybe BoolSource

coerceBool :: EvaluatedExpression -> BoolSource