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Refine #[must_use]

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This commit is contained in:
Stephen Chung
2022-11-28 16:36:40 +08:00
parent f458f18ffa
commit 29a397b216
11 changed files with 49 additions and 50 deletions
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48
src/eval/chaining.rs
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@@ -599,13 +599,15 @@ impl Engine {
// Try to call index setter if value is changed
let idx = &mut idx_val_for_setter;
let new_val = &mut new_val;
self.call_indexer_set(
global, caches, target, idx, new_val, is_ref_mut, op_pos,
)
.or_else(|e| match *e {
ERR::ErrorIndexingType(..) => Ok((Dynamic::UNIT, false)),
_ => Err(e),
})?;
// The return value of a indexer setter (usually `()`) is thrown away and not used.
let _ = self
.call_indexer_set(
global, caches, target, idx, new_val, is_ref_mut, op_pos,
)
.or_else(|e| match *e {
ERR::ErrorIndexingType(..) => Ok((Dynamic::UNIT, false)),
_ => Err(e),
})?;
}
Ok(result)
@@ -659,8 +661,8 @@ impl Engine {
// Try to call index setter
let new_val = &mut new_val;
self.call_indexer_set(
// The return value of a indexer setter (usually `()`) is thrown away and not used.
let _ = self.call_indexer_set(
global, caches, target, idx_val, new_val, is_ref_mut, op_pos,
)?;
}
@@ -981,18 +983,19 @@ impl Engine {
// Re-use args because the first &mut parameter will not be consumed
let mut arg_values = [target.as_mut(), val.as_mut()];
let args = &mut arg_values;
self.exec_native_fn_call(
global,
caches,
setter,
Token::NonToken,
*hash_set,
args,
is_ref_mut,
pos,
)
.or_else(
|err| match *err {
// The return value is thrown away and not used.
let _ = self
.exec_native_fn_call(
global,
caches,
setter,
Token::NonToken,
*hash_set,
args,
is_ref_mut,
pos,
)
.or_else(|err| match *err {
// Try an indexer if property does not exist
ERR::ErrorDotExpr(..) => {
let idx = &mut name.into();
@@ -1011,8 +1014,7 @@ impl Engine {
})
}
_ => Err(err),
},
)?;
})?;
}
Ok((result, may_be_changed))