Provide a StorageVec datastructure

.config/cargo_spellcheck.dic

@@ -121,3 +121,10 @@ payability
 unpayable
 initializer
 WebSocket/S
+StorageVec
+KiB
+GB
+BufferTooSmall
+KeyNotFound
+ink_env
+^

crates/ink/src/lib.rs

@@ -57,6 +57,7 @@ pub mod storage {
     pub use ink_storage::{
         Lazy,
         Mapping,
+        StorageVec,
     };
 }
 

crates/ink/tests/ui/contract/fail/constructor-return-result-non-codec-error.stderr

@@ -15,10 +15,12 @@ note: required by a bound in `return_value`
    |        ^^^^^^^^^^^^^ required by this bound in `return_value`
 
 error[E0277]: the trait bound `contract::Error: WrapperTypeDecode` is not satisfied
-  --> tests/ui/contract/fail/constructor-return-result-non-codec-error.rs:13:9
+  --> tests/ui/contract/fail/constructor-return-result-non-codec-error.rs:13:33
    |
 13 |         pub fn constructor() -> Result<Self, Error> {
-   |         ^^^ the trait `WrapperTypeDecode` is not implemented for `contract::Error`
+   |         ---                     ^^^^^^^^^^^^^^^^^^^ the trait `WrapperTypeDecode` is not implemented for `contract::Error`
+   |         |
+   |         required by a bound introduced by this call
    |
    = help: the following other types implement trait `WrapperTypeDecode`:
              Box<T>

crates/ink/tests/ui/contract/fail/message-returns-non-codec.stderr

@@ -52,7 +52,7 @@ error[E0599]: the method `try_invoke` exists for struct `CallBuilder<DefaultEnvi
    = note: the following trait bounds were not satisfied:
            `NonCodecType: ink::parity_scale_codec::Decode`
 note: the trait `ink::parity_scale_codec::Decode` must be implemented
-  --> $CARGO/parity-scale-codec-3.6.5/src/codec.rs
+  --> $CARGO/parity-scale-codec-3.6.9/src/codec.rs
    |
    | pub trait Decode: Sized {
    | ^^^^^^^^^^^^^^^^^^^^^^^

crates/ink/tests/ui/trait_def/fail/message_output_non_codec.stderr

@@ -36,7 +36,7 @@ error[E0599]: the method `try_invoke` exists for struct `CallBuilder<E, Set<Call
   = note: the following trait bounds were not satisfied:
           `NonCodec: ink::parity_scale_codec::Decode`
 note: the trait `ink::parity_scale_codec::Decode` must be implemented
- --> $CARGO/parity-scale-codec-3.6.5/src/codec.rs
+ --> $CARGO/parity-scale-codec-3.6.9/src/codec.rs
   |
   | pub trait Decode: Sized {
   | ^^^^^^^^^^^^^^^^^^^^^^^

crates/storage/src/lazy/mod.rs

@@ -19,9 +19,11 @@
 //! extra care has to be taken when operating directly on them.
 
 mod mapping;
+mod vec;
 
 #[doc(inline)]
 pub use self::mapping::Mapping;
+pub use self::vec::StorageVec;
 
 use crate::traits::{
     AutoKey,
@@ -159,15 +161,15 @@ where
         let key_size = <Key as Storable>::encoded_size(&KeyType::KEY);
 
         if key_size >= ink_env::BUFFER_SIZE {
-            return Some(Err(ink_env::Error::BufferTooSmall))
+            return Some(Err(ink_env::Error::BufferTooSmall));
         }
 
         let value_size: usize = ink_env::contains_contract_storage(&KeyType::KEY)?
             .try_into()
             .expect("targets of less than 32bit pointer size are not supported; qed");
 
         if key_size.saturating_add(value_size) > ink_env::BUFFER_SIZE {
-            return Some(Err(ink_env::Error::BufferTooSmall))
+            return Some(Err(ink_env::Error::BufferTooSmall));
         }
 
         self.get().map(Ok)
@@ -191,7 +193,7 @@ where
         let value_size = <V as Storable>::encoded_size(value);
 
         if key_size.saturating_add(value_size) > ink_env::BUFFER_SIZE {
-            return Err(ink_env::Error::BufferTooSmall)
+            return Err(ink_env::Error::BufferTooSmall);
         };
 
         self.set(value);