feat: accept ETH_RPC_URL env as fork-url alias (#8972)

* (feat): accept ETH_RPC_URL env as fork-url alias

* Fix tests

* Fix formatting

* Fix whitespaces

* Fix tests

* Fix tests

* chore: fix ETH_RPC_URL in CI

---------

Co-authored-by: DaniPopes <[email protected]>

Author: CodeSandwich

.github/workflows/nextest.yml

@@ -47,7 +47,6 @@ jobs:
       fail-fast: false
       matrix: ${{ fromJson(needs.matrices.outputs.test-matrix) }}
     env:
-      ETH_RPC_URL: https://reth-ethereum.ithaca.xyz/rpc
       CARGO_PROFILE_DEV_DEBUG: 0
     steps:
       - uses: actions/checkout@v5

crates/anvil/src/cmd.rs

@@ -408,6 +408,7 @@ pub struct AnvilEvmArgs {
         long,
         short,
         visible_alias = "rpc-url",
+        env = "ETH_RPC_URL",
         value_name = "URL",
         help_heading = "Fork config"
     )]

crates/common/src/evm.rs

@@ -46,7 +46,7 @@ pub struct EvmArgs {
     /// Fetch state over a remote endpoint instead of starting from an empty state.
     ///
     /// If you want to fetch state from a specific block number, see --fork-block-number.
-    #[arg(long, short, visible_alias = "rpc-url", value_name = "URL")]
+    #[arg(long, short, visible_alias = "rpc-url", env = "ETH_RPC_URL", value_name = "URL")]
     #[serde(rename = "eth_rpc_url", skip_serializing_if = "Option::is_none")]
     pub fork_url: Option<String>,