Add subxt_signer crate for native & WASM compatible signing (#1016)

* Add and use subxt-signer crate for WASM compatible signing

* cargo fmt

* dev keypairs already references

* WIP fix various breakages

* re-jig features to be simpler and various test fixes etc

* doc and web fix

* fix various bits and pieces

* fix a test I broke

* dev-deps can't be linked to in docs, hrmph

* cargo fmt

* another doc link

* document the subxt_signer crate more thoroughly

* move feature flag for consistency

* more docs, no default subxt feature flag on signer, update release instrs

* Add missing license header

* unwrap_inner => into_inner

* extend a test a little to better check derive junctions

* note more clearly that the crypto bits come from sp_core::crypto

testing/wasm-tests/Cargo.lock

@@ -988,18 +988,18 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.58"
+version = "1.0.60"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa1fb82fc0c281dd9671101b66b771ebbe1eaf967b96ac8740dcba4b70005ca8"
+checksum = "dec2b086b7a862cf4de201096214fa870344cf922b2b30c167badb3af3195406"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.27"
+version = "1.0.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f4f29d145265ec1c483c7c654450edde0bfe043d3938d6972630663356d9500"
+checksum = "1b9ab9c7eadfd8df19006f1cf1a4aed13540ed5cbc047010ece5826e10825488"
 dependencies = [
  "proc-macro2",
 ]
@@ -1119,23 +1119,24 @@ dependencies = [
 
 [[package]]
 name = "scale-decode"
-version = "0.5.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7e5527e4b3bf079d4c0b2f253418598c380722ba37ef20fac9088081407f2b6"
+checksum = "f0459d00b0dbd2e765009924a78ef36b2ff7ba116292d732f00eb0ed8e465d15"
 dependencies = [
  "parity-scale-codec",
  "primitive-types",
  "scale-bits",
  "scale-decode-derive",
  "scale-info",
+ "smallvec",
  "thiserror",
 ]
 
 [[package]]
 name = "scale-decode-derive"
-version = "0.5.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b38741b2f78e4391b94eac6b102af0f6ea2b0f7fe65adb55d7f4004f507854db"
+checksum = "4391f0dfbb6690f035f6d2a15d6a12f88cc5395c36bcc056db07ffa2a90870ec"
 dependencies = [
  "darling 0.14.4",
  "proc-macro-crate",
@@ -1146,23 +1147,24 @@ dependencies = [
 
 [[package]]
 name = "scale-encode"
-version = "0.1.2"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15546e5efbb45f0fc2291f7e202dee8623274c5d8bbfdf9c6886cc8b44a7ced3"
+checksum = "b0401b7cdae8b8aa33725f3611a051358d5b32887ecaa0fda5953a775b2d4d76"
 dependencies = [
  "parity-scale-codec",
  "primitive-types",
  "scale-bits",
  "scale-encode-derive",
  "scale-info",
+ "smallvec",
  "thiserror",
 ]
 
 [[package]]
 name = "scale-encode-derive"
-version = "0.1.2"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd983cf0a9effd76138554ead18a6de542d1af175ac12fd5e91836c5c0268082"
+checksum = "316e0fb10ec0fee266822bd641bab5e332a4ab80ef8c5b5ff35e5401a394f5a6"
 dependencies = [
  "darling 0.14.4",
  "proc-macro-crate",
@@ -1199,10 +1201,12 @@ dependencies = [
 
 [[package]]
 name = "scale-value"
-version = "0.7.0"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11f549769261561e6764218f847e500588f9a79a289de49ce92f9e26642a3574"
+checksum = "f2096d36e94ce9bf87d8addb752423b6b19730dc88edd7cc452bb2b90573f7a7"
 dependencies = [
+ "base58",
+ "blake2",
  "either",
  "frame-metadata",
  "parity-scale-codec",
@@ -1271,18 +1275,18 @@ checksum = "f638d531eccd6e23b980caf34876660d38e265409d8e99b397ab71eb3612fad0"
 
 [[package]]
 name = "serde"
-version = "1.0.163"
+version = "1.0.164"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2113ab51b87a539ae008b5c6c02dc020ffa39afd2d83cffcb3f4eb2722cebec2"
+checksum = "9e8c8cf938e98f769bc164923b06dce91cea1751522f46f8466461af04c9027d"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.163"
+version = "1.0.164"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c805777e3930c8883389c602315a24224bcc738b63905ef87cd1420353ea93e"
+checksum = "d9735b638ccc51c28bf6914d90a2e9725b377144fc612c49a611fddd1b631d68"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1352,6 +1356,12 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "smallvec"
+version = "1.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a507befe795404456341dfab10cef66ead4c041f62b8b11bbb92bffe5d0953e0"
+
 [[package]]
 name = "socket2"
 version = "0.4.9"
@@ -1379,9 +1389,9 @@ dependencies = [
 
 [[package]]
 name = "sp-core-hashing"
-version = "8.0.0"
+version = "9.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "27449abdfbe41b473e625bce8113745e81d65777dd1d5a8462cf24137930dad8"
+checksum = "2ee599a8399448e65197f9a6cee338ad192e9023e35e31f22382964c3c174c68"
 dependencies = [
  "blake2b_simd",
  "byteorder",
@@ -1394,9 +1404,9 @@ dependencies = [
 
 [[package]]
 name = "sp-std"
-version = "7.0.0"
+version = "8.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1de8eef39962b5b97478719c493bed2926cf70cb621005bbf68ebe58252ff986"
+checksum = "53458e3c57df53698b3401ec0934bea8e8cfce034816873c0b0abbd83d7bac0d"
 
 [[package]]
 name = "spin"
@@ -1418,13 +1428,13 @@ checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
 [[package]]
 name = "subtle"
-version = "2.5.0"
+version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
+checksum = "6bdef32e8150c2a081110b42772ffe7d7c9032b606bc226c8260fd97e0976601"
 
 [[package]]
 name = "subxt"
-version = "0.28.0"
+version = "0.29.0"
 dependencies = [
  "base58",
  "blake2",
@@ -1454,7 +1464,7 @@ dependencies = [
 
 [[package]]
 name = "subxt-codegen"
-version = "0.28.0"
+version = "0.29.0"
 dependencies = [
  "frame-metadata",
  "heck",
@@ -1472,7 +1482,7 @@ dependencies = [
 
 [[package]]
 name = "subxt-macro"
-version = "0.28.0"
+version = "0.29.0"
 dependencies = [
  "darling 0.20.1",
  "proc-macro-error",
@@ -1482,7 +1492,7 @@ dependencies = [
 
 [[package]]
 name = "subxt-metadata"
-version = "0.28.0"
+version = "0.29.0"
 dependencies = [
  "frame-metadata",
  "parity-scale-codec",
@@ -1841,7 +1851,7 @@ dependencies = [
 ]
 
 [[package]]
-name = "wasm-test"
+name = "wasm-tests"
 version = "0.1.0"
 dependencies = [
  "console_error_panic_hook",

testing/wasm-tests/Cargo.toml

@@ -1,15 +1,16 @@
 [package]
-name = "wasm-test"
+name = "wasm-tests"
 version = "0.1.0"
 edition = "2021"
 publish = false
 
 [dev-dependencies]
-# This crate is not a part of the workspace, sadly, because it
-# requires a mutually exclusive jsonrpsee feature to be enabled on
-# subxt to work. So, we can't inherit versions.
 wasm-bindgen-test = "0.3.24"
 tracing-wasm = "0.2.1"
 console_error_panic_hook = "0.1.7"
 serde_json = "1"
-subxt = { path = "../../subxt", default-features = false, features = ["jsonrpsee-web"] }
+
+# This crate is not a part of the workspace, because it
+# requires the "jsonrpsee-web" feature to be enabled, which we don't
+# want enabled for workspace builds in general.
+subxt = { path = "../../subxt", default-features = false, features = ["web", "jsonrpsee"] }

testing/wasm-tests/tests/wasm.rs

@@ -5,7 +5,13 @@ use wasm_bindgen_test::*;
 
 wasm_bindgen_test::wasm_bindgen_test_configure!(run_in_browser);
 
-/// Run the tests by `$ wasm-pack test --firefox --headless`
+// Run the tests by calling:
+//
+// ```text
+// wasm-pack test --firefox --headless`
+// ```
+//
+// You'll need to have a substrate/polkadot node running too with eg `substrate --dev`.
 
 #[wasm_bindgen_test]
 async fn wasm_ws_transport_works() {