Support for Boolean evaluation of collections

[piotrszul]

As per FHIRpath specification for boolean evaluation of collections including empty collections.

Simple exclusions

Details

java.lang.RuntimeException: Expected boolean result

• Patient.name.exists(given) [null]

FHIR R4 Exclusions

Details

au.csiro.pathling.errors.InvalidUserInputError: Left operand to and operator must be Boolean

• ({} and true).empty() [** testBooleanLogicAnd7]
• ({} and false) = false [** testBooleanLogicAnd8]
• ({} and {}).empty() [** testBooleanLogicAnd9]

au.csiro.pathling.errors.InvalidUserInputError: Left operand to implies operator must be Boolean

• ({} implies true) = true [** testBooleanImplies7]
• ({} implies false).empty() [** testBooleanImplies8]
• ({} implies {}).empty() [** testBooleanImplies9]

au.csiro.pathling.errors.InvalidUserInputError: Left operand to or operator must be Boolean

• ({} or true) = true [** testBooleanLogicOr7]
• ({} or false).empty() [** testBooleanLogicOr8]
• ({} or {}).empty() [** testBooleanLogicOr9]

au.csiro.pathling.errors.InvalidUserInputError: Left operand to xor operator must be Boolean

• ({} xor true).empty() [** testBooleanLogicXOr7]
• ({} xor false).empty() [** testBooleanLogicXOr8]
• ({} xor {}).empty() [** testBooleanLogicXOr9]

au.csiro.pathling.errors.InvalidUserInputError: Right operand to and operator must be Boolean

• (true and {}).empty() [** testBooleanLogicAnd3]
• (false and {}) = false [** testBooleanLogicAnd6]

au.csiro.pathling.errors.InvalidUserInputError: Right operand to implies operator must be Boolean

• (true implies {}).empty() [** testBooleanImplies3]
• (false implies {}) = true [** testBooleanImplies6]

au.csiro.pathling.errors.InvalidUserInputError: Right operand to or operator must be Boolean

• (true or {}) = true [** testBooleanLogicOr3]
• (false or {}).empty() [** testBooleanLogicOr6]

au.csiro.pathling.errors.InvalidUserInputError: Right operand to xor operator must be Boolean

• (true xor {}).empty() [** testBooleanLogicXOr3]
• (false xor {}).empty() [** testBooleanLogicXOr6]

java.lang.IllegalArgumentException: argument type mismatch

• (1).not() = false [** testIntegerBooleanNotFalse]

java.lang.RuntimeException: Error invoking method-defined function

• iif({}, true, false) [** testCollectionBoolean2]