From 4d5d063a15a8cb180ef609fbdc193ca403019f76 Mon Sep 17 00:00:00 2001
From: See Yi Jie <36152992+seeyijie@users.noreply.github.com>
Date: Thu, 10 Oct 2024 00:12:24 +0800
Subject: [PATCH] Add custom error selector (#794)

Co-authored-by: saucepoint <98790946+saucepoint@users.noreply.github.com>
---
 .../v4/reference/errors/_category_.json       |  5 +
 docs/contracts/v4/reference/errors/errors.mdx | 93 +++++++++++++++++++
 2 files changed, 98 insertions(+)
 create mode 100644 docs/contracts/v4/reference/errors/_category_.json
 create mode 100644 docs/contracts/v4/reference/errors/errors.mdx

diff --git a/docs/contracts/v4/reference/errors/_category_.json b/docs/contracts/v4/reference/errors/_category_.json
new file mode 100644
index 000000000..7b00c0be1
--- /dev/null
+++ b/docs/contracts/v4/reference/errors/_category_.json
@@ -0,0 +1,5 @@
+{
+  "label": "Errors",
+  "position": 0,
+  "collapsed": false
+}
diff --git a/docs/contracts/v4/reference/errors/errors.mdx b/docs/contracts/v4/reference/errors/errors.mdx
new file mode 100644
index 000000000..c044678f5
--- /dev/null
+++ b/docs/contracts/v4/reference/errors/errors.mdx
@@ -0,0 +1,93 @@
+---
+title: Custom Error Selectors
+---
+# Custom Error Selectors
+These are custom error selectors for Uniswap v4 contracts.
+
+## IPoolManager.sol
+
+| Error Selector                                      | Hex Value    |
+|-----------------------------------------------------|--------------|
+| `IPoolManager.CurrencyNotSettled.selector`          | `0x5212cba1` |
+| `IPoolManager.PoolNotInitialized.selector`          | `0x486aa307` |
+| `IPoolManager.AlreadyUnlocked.selector`             | `0x5090d6c6` |
+| `IPoolManager.ManagerLocked.selector`               | `0x54e3ca0d` |
+| `IPoolManager.TickSpacingTooLarge.selector`         | `0xb02b5dc2` |
+| `IPoolManager.TickSpacingTooSmall.selector`         | `0x16fe7696` |
+| `IPoolManager.CurrenciesOutOfOrderOrEqual.selector` | `0xeaa6c6eb` |
+| `IPoolManager.UnauthorizedDynamicLPFeeUpdate.selector` | `0x30d21641` |
+| `IPoolManager.SwapAmountCannotBeZero.selector`      | `0xbe8b8507` |
+| `IPoolManager.NonZeroNativeValue.selector`          | `0x19d245cf` |
+
+## Hooks.sol
+
+| Error Selector                                      | Hex Value    |
+|-----------------------------------------------------|--------------|
+| `Hooks.HookAddressNotValid.selector`                | `0xe65af6a0` |
+| `Hooks.InvalidHookResponse.selector`                | `0x1e048e1d` |
+| `Hooks.FailedHookCall.selector`                     | `0x36bc48c5` |
+| `Hooks.HookDeltaExceedsSwapAmount.selector`         | `0xfa0b71d6` |
+
+## Pool.sol
+
+| Error Selector                                      | Hex Value    |
+|-----------------------------------------------------|--------------|
+| `Pool.TicksMisordered.selector`                     | `0xc4433ed5` |
+| `Pool.TickLowerOutOfBounds.selector`                | `0xd5e2f7ab` |
+| `Pool.TickUpperOutOfBounds.selector`                | `0x1ad777f8` |
+| `Pool.TickLiquidityOverflow.selector`               | `0xb8e3c385` |
+| `Pool.TickNotInitialized.selector`                  | `0x82a774d3` |
+| `Pool.PoolAlreadyInitialized.selector`              | `0x7983c051` |
+| `Pool.PoolNotInitialized.selector`                  | `0x486aa307` |
+| `Pool.PriceLimitAlreadyExceeded.selector`           | `0x7c9c6e8f` |
+| `Pool.PriceLimitOutOfBounds.selector`               | `0x9e4d7cc7` |
+| `Pool.NoLiquidityToReceiveFees.selector`            | `0xa74f97ab` |
+| `Pool.InvalidFeeForExactOut.selector`               | `0x96206246` |
+
+## IProtocolFees.sol
+
+| Error Selector                                      | Hex Value    |
+|-----------------------------------------------------|--------------|
+| `IProtocolFees.ProtocolFeeCannotBeFetched.selector` | `0x1ee49702` |
+| `IProtocolFees.InvalidProtocolFee.selector`         | `0xba97f838` |
+| `IProtocolFees.InvalidCaller.selector`              | `0x48f5c3ed` |
+
+## LPFeeLibrary.sol
+
+| Error Selector                                      | Hex Value    |
+|-----------------------------------------------------|--------------|
+| `LPFeeLibrary.FeeTooLarge.selector`                 | `0xfc5bee12` |
+
+## Position.sol
+
+| Error Selector                                      | Hex Value      |
+|-----------------------------------------------------|----------------|
+| `Position.CannotUpdateEmptyPosition.selector`       | `0xaefeb924`   |
+
+## Reserves.sol
+
+| Error Selector                                      | Hex Value      |
+|-----------------------------------------------------|----------------|
+| `Reserves.ReservesMustBeSynced.selector`            | `0x8774be48`   |
+
+## SqrtPriceMath.sol
+
+| Error Selector                                      | Hex Value    |
+|-----------------------------------------------------|--------------|
+| `SqrtPriceMath.InvalidPriceOrLiquidity.selector`    | `0x4f2461b8` |
+| `SqrtPriceMath.InvalidPrice.selector`               | `0x00bfc921` |
+| `SqrtPriceMath.NotEnoughLiquidity.selector`         | `0x4323a555` |
+| `SqrtPriceMath.PriceOverflow.selector`              | `0xf5c787f1` |
+
+## TickBitmap.sol
+
+| Error Selector                                      | Hex Value    |
+|-----------------------------------------------------|--------------|
+| `TickBitmap.TickMisaligned.selector`                | `0xd4d8f3e6` |
+
+## TickMath.sol
+
+| Error Selector                                      | Hex Value    |
+|-----------------------------------------------------|--------------|
+| `TickMath.InvalidTick.selector`                     | `0xce8ef7fc` |
+| `TickMath.InvalidSqrtPrice.selector`                | `0x31efafe8` |
\ No newline at end of file