Crate hamelin_eval 

Modules

value

Macros

null_propagate

Macro for ergonomic null propagation in eval functions. If the value is null, returns early with Ok(Value::Null).

null_propagate_reverse

Macro for null handling in reverse evaluation. If the constant value is NULL:

Structs

Environment

Environment for variable bindings during evaluation

Enums

Constraint

EvalError

Main error type for expression evaluation

Functions

eval

Evaluate a typed expression in the given environment

next_truncation_boundary

Calculate the next boundary after truncation

reverse_eval

Main entry point for reverse evaluation

truncate_timestamp

Forward truncation: truncate a timestamp to the specified unit