chore: remove alloc references (#1367)

Co-authored-by: Rashad Alston <[email protected]>

docs/src/designing-a-schema/types.md

@@ -15,7 +15,6 @@ type Account @entity {
 This `Account` object type from the GraphQL schema, might be used in an indexer module like so:
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -44,7 +43,6 @@ enum SignatureLabel {
 This `SignatureLabel` object type from the GraphQL schema, might be used in an indexer module like so:
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -108,10 +106,10 @@ type Transaction @entity {
 This `Transaction` union type from the GraphQL schema, might be used in an indexer module like so:
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
+
 mod indexer_mod {
     fn handle_event(event: Event) {
         let bytecode_length = 1024;

docs/src/indexing-fuel-types/blocks.md

@@ -19,7 +19,6 @@ pub struct BlockData {
 ## Usage
 
 ```rust,ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]

docs/src/indexing-fuel-types/receipts.md

@@ -34,6 +34,9 @@ pub struct Burn {
 ```
 
 ```rust, ignore
+use fuel_indexer_utils::prelude::*;
+
+#[indexer(manifest = "indexer.manifest.yaml")]
 mod indexer_mod {
     fn handle_burn_receipt(block_data: BlockData) {
         let height = block_data.header.height;
@@ -68,7 +71,6 @@ pub struct Call {
 ```
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -103,7 +105,6 @@ pub struct Log {
 ```
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -143,7 +144,6 @@ pub struct LogData {
 > Note: the example below will run both when the type `MyEvent` is logged as well as when `MyEvent` is returned from a function.
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -173,7 +173,6 @@ pub struct MessageOut {
 ```
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -200,7 +199,6 @@ pub struct Mint {
 ```
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -234,7 +232,6 @@ pub struct Panic {
 ```
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -272,7 +269,6 @@ pub struct Return {
 You can handle functions that produce a `Return` receipt type by adding a parameter with the type `Return`.
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -340,7 +336,6 @@ pub struct Revert {
 | FailedAssert          | 4     |
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -373,7 +368,6 @@ pub struct ScriptResult {
 ```
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -411,7 +405,6 @@ pub struct Transfer {
 ```
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -449,7 +442,6 @@ pub struct TransferOut {
 ```
 
 ```rust, ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]

docs/src/indexing-fuel-types/transactions.md

@@ -19,7 +19,6 @@ pub struct TransactionData {
 ### Usage
 
 ```rust,ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]
@@ -68,7 +67,6 @@ pub enum TransactionStatus {
 ### Usage
 
 ```rust,ignore
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "indexer.manifest.yaml")]

examples/fuel-explorer/fuel-explorer/src/lib.rs

@@ -1,4 +1,3 @@
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 // TODO: We use a lot of manual type conversion below due to https://github.com/FuelLabs/fuel-indexer/issues/286

examples/hello-world-native/hello-indexer-native/src/main.rs

@@ -20,7 +20,6 @@
 //! ```bash
 //! cargo run -p hello-world-data --bin hello-world-data
 //! ```
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(

examples/hello-world/hello-indexer/src/lib.rs

@@ -26,7 +26,6 @@
 //! cargo run -p hello-world-data --bin hello-world-data
 //! ```
 
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "examples/hello-world/hello-indexer/hello_indexer.manifest.yaml")]

packages/fuel-indexer-macros/src/native.rs

@@ -33,6 +33,8 @@ pub fn handler_block_native(
 /// indexer module, not within the scope of the entire lib module.
 fn native_prelude() -> proc_macro2::TokenStream {
     quote! {
+        extern crate alloc;
+
         type B256 = [u8; 32];
 
         static mut db: Option<Arc<Mutex<Database>>> = None;

packages/fuel-indexer-macros/src/wasm.rs

@@ -36,6 +36,8 @@ pub fn handler_block_wasm(
 /// indexer module, not within the scope of the entire lib module.
 fn wasm_prelude() -> proc_macro2::TokenStream {
     quote! {
+        extern crate alloc;
+
         use alloc::{format, vec, vec::Vec};
         use std::str::FromStr;
 

packages/fuel-indexer-plugin/src/wasm.rs

@@ -1,5 +1,4 @@
 extern crate alloc;
-
 use alloc::vec::Vec;
 use fuel_indexer_lib::{
     graphql::MAX_FOREIGN_KEY_LIST_FIELDS,

packages/fuel-indexer-schema/src/join.rs

@@ -2,8 +2,6 @@ use crate::FtColumn;
 use fuel_indexer_lib::join_table_typedefs_name;
 use serde::{Deserialize, Serialize};
 
-extern crate alloc;
-
 /// Details for the many-to-many relationship.
 ///
 /// This is essentially the same as `fuel_indexer_lib::graphql::parser::JoinTableRelation`, just

packages/fuel-indexer-schema/src/lib.rs

@@ -5,8 +5,6 @@
 
 // TODO: Deny `clippy::unused_crate_dependencies` when including feature-flagged dependency `itertools`
 
-extern crate alloc;
-
 use fuel_indexer_lib::MAX_ARRAY_LENGTH;
 use fuel_indexer_types::{fuel::*, scalar::*, Identity};
 use serde::{Deserialize, Serialize};

packages/fuel-indexer-tests/indexers/fuel-indexer-test/src/lib.rs

@@ -1,5 +1,3 @@
-extern crate alloc;
-
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(

packages/fuel-indexer-tests/indexers/simple-wasm/simple-wasm/src/lib.rs

@@ -1,4 +1,3 @@
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "packages/fuel-indexer-tests/indexers/simple-wasm/simple_wasm.yaml")]

packages/fuel-indexer-tests/tests/service.rs

@@ -1,4 +1,3 @@
-extern crate alloc;
 use fuel_indexer::prelude::fuel::{BlockData, Consensus, Header};
 use fuel_indexer::{Executor, IndexerConfig, WasmIndexExecutor};
 use fuel_indexer_lib::WasmIndexerError;

packages/fuel-indexer-tests/trybuild/fail_if_abi_contains_reserved_fuel_type.rs

@@ -1,4 +1,3 @@
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[indexer(manifest = "packages/fuel-indexer-tests/trybuild/invalid_abi_type_simple_wasm.yaml")]

packages/fuel-indexer-tests/trybuild/fail_if_arg_not_passed_to_handler_function.rs

@@ -1,4 +1,3 @@
-extern crate alloc;
 use fuel_indexer_utils::prelude::*;
 
 #[no_mangle]

packages/fuel-indexer-tests/trybuild/fail_if_attribute_abi_arg_includes_invalid_type.rs

@@ -1,4 +1,3 @@
-extern crate alloc;
 use fuel_indexer_utils::prelude::indexer;
 
 #[no_mangle]