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Return Ok when disabling builtin functions in EmptyContext and enabling builtin functions in EmptyContextWithBuiltinFunctions.

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These are noops anyways.
This commit is contained in:
Sebastian Schmidt 2023-05-21 10:22:46 +03:00
parent 5a4dcf9516
commit c01a23bcf8
2 changed files with 15 additions and 5 deletions
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12
src/context/mod.rs
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@ -94,10 +94,14 @@ impl Context for EmptyContext {
}
/// Builtin functions can't be enabled for `EmptyContext`.
fn set_builtin_functions_disabled(&mut self, _disabled: bool) -> EvalexprResult<()> {
fn set_builtin_functions_disabled(&mut self, disabled: bool) -> EvalexprResult<()> {
if disabled {
Ok(())
} else {
Err(EvalexprError::BuiltinFunctionsCannotBeEnabled)
}
}
}
impl<'a> IterateVariablesContext<'a> for EmptyContext {
type VariableIterator = iter::Empty<(String, Value)>;
@ -134,8 +138,12 @@ impl Context for EmptyContextWithBuiltinFunctions {
}
/// Builtin functions can't be disabled for EmptyContextWithBuiltinFunctions.
fn set_builtin_functions_disabled(&mut self, _disabled: bool) -> EvalexprResult<()> {
fn set_builtin_functions_disabled(&mut self, disabled: bool) -> EvalexprResult<()> {
if disabled {
Err(EvalexprError::BuiltinFunctionsCannotBeDisabled)
} else {
Ok(())
}
}
}

4
tests/integration.rs
View File

@ -1527,6 +1527,7 @@ fn test_empty_context() {
"max"
)))
);
assert_eq!(context.set_builtin_functions_disabled(true), Ok(()));
assert_eq!(
context.set_builtin_functions_disabled(false),
Err(EvalexprError::BuiltinFunctionsCannotBeEnabled)
@ -1542,9 +1543,10 @@ fn test_empty_context_with_builtin_functions() {
Err(EvalexprError::FunctionIdentifierNotFound("abc".to_owned()))
);
assert_eq!(eval_with_context("max(1,3)", &context), Ok(Value::Int(3)));
assert_eq!(context.set_builtin_functions_disabled(false), Ok(()));
assert_eq!(
context.set_builtin_functions_disabled(true),
Err(EvalexprError::BuiltinFunctionsCannotBeEnabled)
Err(EvalexprError::BuiltinFunctionsCannotBeDisabled)
);
}