feat: new ethabi for error types (#700)

Cargo.lock

@@ -1067,11 +1067,9 @@ dependencies = [
 
 [[package]]
 name = "ethabi"
-version = "15.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f76ef192b63e8a44b3d08832acebbb984c3fba154b5c26f70037c860202a0d4b"
+version = "16.0.0"
+source = "git+https://github.com/rust-ethereum/ethabi?branch=master#7f4bb3d6164775928485b2bad2f6e130a96f438e"
 dependencies = [
- "anyhow",
  "ethereum-types",
  "hex",
  "serde",
@@ -4142,3 +4140,8 @@ dependencies = [
  "syn",
  "synstructure",
 ]
+
+[[patch.unused]]
+name = "ethabi"
+version = "16.0.0"
+source = "git+https://github.com/rust-ethereum/ethabi#7f4bb3d6164775928485b2bad2f6e130a96f438e"

ethers-core/Cargo.toml

@@ -11,7 +11,7 @@ keywords = ["ethereum", "web3", "celo", "ethers"]
 
 [dependencies]
 rlp = { version = "0.5.0", default-features = false }
-ethabi = { version = "15.0", default-features = false, features = ["full-serde", "rlp"] }
+ethabi = { git = "https://github.com/rust-ethereum/ethabi", branch = "master", default-features = false, features = ["full-serde", "rlp"] }
 arrayvec = { version = "0.7.2", default-features = false }
 rlp-derive = { version = "0.1.0", default-features = false }
 

ethers-core/src/abi/human_readable.rs

@@ -55,6 +55,7 @@ impl AbiParser {
             constructor: None,
             functions: BTreeMap::new(),
             events: BTreeMap::new(),
+            errors: BTreeMap::new(),
             receive: false,
             fallback: false,
         };