From 98c9c6f078bb74865fc3954125aa7f9ddff229d7 Mon Sep 17 00:00:00 2001
From: "tu-do.ron" <18521578@gm.uit.edu.vn>
Date: Mon, 20 Nov 2023 14:45:24 +0700
Subject: [PATCH] Revert "feat(lib-error-handler): implement `LibErrorHandler`"

---
 src/LibErrorHandler.sol | 40 ----------------------------------------
 1 file changed, 40 deletions(-)
 delete mode 100644 src/LibErrorHandler.sol

diff --git a/src/LibErrorHandler.sol b/src/LibErrorHandler.sol
deleted file mode 100644
index 8202fca..0000000
--- a/src/LibErrorHandler.sol
+++ /dev/null
@@ -1,40 +0,0 @@
-// SPDX-License-Identifier: MIT
-pragma solidity ^0.8.19;
-
-library LibErrorHandler {
-  /// @dev Reserves error definition to upload to signature database.
-  error ExternalCallFailed(bytes4 msgSig, bytes4 callSig);
-
-  /// @notice handle low level call revert if call failed,
-  /// If extcall return empty bytes, reverts with custom error.
-  /// @param status Status of external call
-  /// @param callSig function signature of the calldata
-  /// @param returnOrRevertData bytes result from external call
-  function handleRevert(bool status, bytes4 callSig, bytes memory returnOrRevertData) internal pure {
-    // Get the function signature of current context
-    bytes4 msgSig = msg.sig;
-    assembly ("memory-safe") {
-      if iszero(status) {
-        // Load the length of bytes array
-        let revertLength := mload(returnOrRevertData)
-        // Check if length != 0 => revert following reason from external call
-        if iszero(iszero(revertLength)) {
-          // Start of revert data bytes. The 0x20 offset is always the same.
-          revert(add(returnOrRevertData, 0x20), revertLength)
-        }
-
-        // Load free memory pointer
-        let ptr := mload(0x40)
-        // Store 4 bytes the function selector of ExternalCallFailed(msg.sig, callSig)
-        // Equivalent to revert ExternalCallFailed(bytes4,bytes4)
-        mstore(ptr, 0x49bf4104)
-        // Store 4 bytes of msgSig parameter in the next slot
-        mstore(add(ptr, 0x20), msgSig)
-        // Store 4 bytes of callSig parameter in the next slot
-        mstore(add(ptr, 0x40), callSig)
-        // Revert 68 bytes of error starting from 0x1c
-        revert(add(ptr, 0x1c), 0x44)
-      }
-    }
-  }
-}