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Allow pure setters by making constant Dynamic internally constant as well.

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This commit is contained in:
Stephen Chung
2021-05-15 09:45:40 +08:00
parent 4f14fd55f5
commit 60dc41bfac
16 changed files with 138 additions and 163 deletions
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10
tests/constants.rs
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@@ -16,7 +16,7 @@ fn test_constant() -> Result<(), Box<EvalAltResult>> {
#[cfg(not(feature = "no_index"))]
assert!(matches!(
*engine.consume("const x = [1, 2, 3, 4, 5]; x[2] = 42;").expect_err("expects error"),
EvalAltResult::ErrorParsing(ParseErrorType::AssignmentToConstant(x), _) if x == "x"
EvalAltResult::ErrorAssignmentToConstant(x, _) if x == "x"
));
Ok(())
@@ -48,6 +48,7 @@ fn test_constant_mut() -> Result<(), Box<EvalAltResult>> {
engine
.register_type_with_name::<TestStruct>("TestStruct")
.register_get("value", |obj: &mut TestStruct| obj.0)
.register_set("value", |obj: &mut TestStruct, value: INT| obj.0 = value)
.register_fn("update_value", |obj: &mut TestStruct, value: INT| {
obj.0 = value
});
@@ -67,5 +68,12 @@ fn test_constant_mut() -> Result<(), Box<EvalAltResult>> {
42
);
assert!(matches!(
*engine
.consume_with_scope(&mut scope, "MY_NUMBER.value = 42;")
.expect_err("should error"),
EvalAltResult::ErrorAssignmentToConstant(_, _)
));
Ok(())
}