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Extend the new api.blocks() to be the primary way to subscribe and fetch blocks/extrinsics/events (#691)

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* First pass adding functions to get blocks and extrinsics

* cargo fmt and cache block events

* prefix block hash with 0x

* pin streams for better ergonomics and add an example of subscribing to blocks

* remove unused var

* standardise on _all, _best and _finalized for different block header subs

* WIP center subscribing around blocks

* Remove the event filtering/subscribing  stuff

* clippy

* we need tokio, silly clippy

* add extrinsic_index() call

* Update subxt/src/blocks/block_types.rs

Co-authored-by: Andrew Jones <ascjones@gmail.com>

Co-authored-by: Andrew Jones <ascjones@gmail.com>
This commit is contained in:
James Wilson
2022-11-01 16:53:35 +01:00
committed by GitHub
parent 52d4762d13
commit 33a9ec91af
25 changed files with 646 additions and 1279 deletions
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testing/integration-tests/src/blocks/mod.rs
+3 -3
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@@ -11,7 +11,7 @@ async fn non_finalized_headers_subscription() -> Result<(), subxt::Error> {
let ctx = test_context().await;
let api = ctx.client();
let mut sub = api.blocks().subscribe_headers().await?;
let mut sub = api.blocks().subscribe_best().await?;
// Wait for the next set of headers, and check that the
// associated block hash is the one we just finalized.
@@ -30,7 +30,7 @@ async fn finalized_headers_subscription() -> Result<(), subxt::Error> {
let ctx = test_context().await;
let api = ctx.client();
let mut sub = api.blocks().subscribe_finalized_headers().await?;
let mut sub = api.blocks().subscribe_finalized().await?;
// Wait for the next set of headers, and check that the
// associated block hash is the one we just finalized.
@@ -52,7 +52,7 @@ async fn missing_block_headers_will_be_filled_in() -> Result<(), subxt::Error> {
// that there will be some gaps, even if there aren't any from the subscription.
let some_finalized_blocks = api
.rpc()
.subscribe_finalized_blocks()
.subscribe_finalized_block_headers()
.await?
.enumerate()
.take(6)