From f97ce4735685799f76d84c00dd19278cef899393 Mon Sep 17 00:00:00 2001
From: rakita <dragan0rakita@gmail.com>
Date: Fri, 6 Sep 2024 03:27:54 +0200
Subject: [PATCH] use core::error::Error

---
 crates/interpreter/src/interpreter/analysis.rs | 6 ++----
 crates/interpreter/src/opcode.rs               | 4 ++--
 crates/optimism/src/result.rs                  | 3 +--
 crates/primitives/src/bytecode.rs              | 3 +--
 crates/primitives/src/bytecode/eof.rs          | 3 +--
 crates/primitives/src/eip7702/bytecode.rs      | 3 +--
 crates/primitives/src/precompile.rs            | 6 ++----
 crates/primitives/src/result.rs                | 6 ++----
 8 files changed, 12 insertions(+), 22 deletions(-)

diff --git a/crates/interpreter/src/interpreter/analysis.rs b/crates/interpreter/src/interpreter/analysis.rs
index 0f3651a7bd..c2ea93506c 100644
--- a/crates/interpreter/src/interpreter/analysis.rs
+++ b/crates/interpreter/src/interpreter/analysis.rs
@@ -219,8 +219,7 @@ impl fmt::Display for EofError {
     }
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for EofError {}
+impl core::error::Error for EofError {}
 
 #[derive(Debug, Hash, PartialEq, Eq, PartialOrd, Ord, Clone, Copy)]
 pub enum EofValidationError {
@@ -442,8 +441,7 @@ impl fmt::Display for EofValidationError {
     }
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for EofValidationError {}
+impl core::error::Error for EofValidationError {}
 
 /// Validates that:
 /// * All instructions are valid.
diff --git a/crates/interpreter/src/opcode.rs b/crates/interpreter/src/opcode.rs
index 7de81588e4..587810f5d6 100644
--- a/crates/interpreter/src/opcode.rs
+++ b/crates/interpreter/src/opcode.rs
@@ -24,8 +24,8 @@ impl fmt::Display for OpCodeError {
     }
 }
 
-#[cfg(all(feature = "std", feature = "parse"))]
-impl std::error::Error for OpCodeError {}
+#[cfg(feature = "parse")]
+impl core::error::Error for OpCodeError {}
 
 /// An EVM opcode.
 ///
diff --git a/crates/optimism/src/result.rs b/crates/optimism/src/result.rs
index 2749f91581..63093fc9f5 100644
--- a/crates/optimism/src/result.rs
+++ b/crates/optimism/src/result.rs
@@ -58,8 +58,7 @@ impl Display for OptimismInvalidTransaction {
     }
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for OptimismInvalidTransaction {}
+impl core::error::Error for OptimismInvalidTransaction {}
 
 impl From<InvalidTransaction> for OptimismInvalidTransaction {
     fn from(value: InvalidTransaction) -> Self {
diff --git a/crates/primitives/src/bytecode.rs b/crates/primitives/src/bytecode.rs
index bae4161806..d3fbbd2868 100644
--- a/crates/primitives/src/bytecode.rs
+++ b/crates/primitives/src/bytecode.rs
@@ -235,8 +235,7 @@ impl From<Eip7702DecodeError> for BytecodeDecodeError {
     }
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for BytecodeDecodeError {}
+impl core::error::Error for BytecodeDecodeError {}
 
 impl fmt::Display for BytecodeDecodeError {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
diff --git a/crates/primitives/src/bytecode/eof.rs b/crates/primitives/src/bytecode/eof.rs
index 8ed12abb86..d25f61f6d9 100644
--- a/crates/primitives/src/bytecode/eof.rs
+++ b/crates/primitives/src/bytecode/eof.rs
@@ -182,8 +182,7 @@ impl fmt::Display for EofDecodeError {
     }
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for EofDecodeError {}
+impl core::error::Error for EofDecodeError {}
 
 #[cfg(test)]
 mod test {
diff --git a/crates/primitives/src/eip7702/bytecode.rs b/crates/primitives/src/eip7702/bytecode.rs
index 268f2c4aa6..89a8082389 100644
--- a/crates/primitives/src/eip7702/bytecode.rs
+++ b/crates/primitives/src/eip7702/bytecode.rs
@@ -93,8 +93,7 @@ impl fmt::Display for Eip7702DecodeError {
     }
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for Eip7702DecodeError {}
+impl core::error::Error for Eip7702DecodeError {}
 
 #[cfg(test)]
 mod tests {
diff --git a/crates/primitives/src/precompile.rs b/crates/primitives/src/precompile.rs
index 890e1b537e..25938bb580 100644
--- a/crates/primitives/src/precompile.rs
+++ b/crates/primitives/src/precompile.rs
@@ -140,8 +140,7 @@ pub enum PrecompileErrors {
     Fatal { msg: String },
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for PrecompileErrors {}
+impl core::error::Error for PrecompileErrors {}
 
 impl fmt::Display for PrecompileErrors {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
@@ -196,8 +195,7 @@ impl From<PrecompileError> for PrecompileErrors {
     }
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for PrecompileError {}
+impl core::error::Error for PrecompileError {}
 
 impl fmt::Display for PrecompileError {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
diff --git a/crates/primitives/src/result.rs b/crates/primitives/src/result.rs
index 8596991292..7dee33d49d 100644
--- a/crates/primitives/src/result.rs
+++ b/crates/primitives/src/result.rs
@@ -311,8 +311,7 @@ impl From<InvalidAuthorization> for InvalidTransaction {
     }
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for InvalidTransaction {}
+impl core::error::Error for InvalidTransaction {}
 
 impl fmt::Display for InvalidTransaction {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
@@ -388,8 +387,7 @@ pub enum InvalidHeader {
     ExcessBlobGasNotSet,
 }
 
-#[cfg(feature = "std")]
-impl std::error::Error for InvalidHeader {}
+impl core::error::Error for InvalidHeader {}
 
 impl fmt::Display for InvalidHeader {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {