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Enable modifying constant shared values.

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This commit is contained in:
Stephen Chung
2022-06-26 17:04:08 +08:00
parent 7068775f19
commit 335957fbc2
4 changed files with 46 additions and 11 deletions
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12
src/eval/stmt.rs
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@@ -250,7 +250,15 @@ impl Engine {
let var_name = lhs.get_variable_name(false).expect("`Expr::Variable`");
if !lhs_ptr.is_ref() {
#[cfg(not(feature = "no_closure"))]
// Temp results from expressions are flattened so should never be shared.
// A shared value may be provided by a variable resolver, however.
let is_temp_result = !lhs_ptr.is_ref() && !lhs_ptr.is_shared();
#[cfg(feature = "no_closure")]
let is_temp_result = !lhs_ptr.is_ref();
// Cannot assign to temp result from expression
if is_temp_result {
return Err(
ERR::ErrorAssignmentToConstant(var_name.to_string(), pos).into()
);
@@ -950,7 +958,7 @@ impl Engine {
if !export.is_empty() {
if !module.is_indexed() {
// Index the module (making a clone copy if necessary) if it is not indexed
let mut m = crate::func::native::shared_take_or_clone(module);
let mut m = crate::func::shared_take_or_clone(module);
m.build_index();
global.push_import(export.name.clone(), m);
} else {