> ## Documentation Index
> Fetch the complete documentation index at: https://easyaf.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# PreToolUseSpecificOutput

> Represents the hook-specific output for a PreToolUse hook.             Contains permission decisions and optional input modifications.

## Definition

**Assembly:** CloudNimble.ClaudeEssentials.dll

**Namespace:** CloudNimble.ClaudeEssentials.Hooks.Outputs

**Inheritance:** CloudNimble.ClaudeEssentials.Hooks.Outputs.HookSpecificOutputBase

## Syntax

```csharp theme={"dark"}
CloudNimble.ClaudeEssentials.Hooks.Outputs.PreToolUseSpecificOutput<TToolInput>
```

## Summary

Represents the hook-specific output for a PreToolUse hook.
Contains permission decisions and optional input modifications.

## Type Parameters

* `TToolInput` - The type representing the tool's input parameters for updates.
  Use a specific tool input class or [Object](https://learn.microsoft.com/dotnet/api/system.object) for dynamic inputs.

## Constructors

### <Icon icon="hammer" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> .ctor

#### Syntax

```csharp theme={"dark"}
public PreToolUseSpecificOutput()
```

### <Icon icon="hammer" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> .ctor <Badge color="gray">Inherited</Badge>

<Note>Inherited from `CloudNimble.ClaudeEssentials.Hooks.Outputs.HookSpecificOutputBase`</Note>

#### Syntax

```csharp theme={"dark"}
protected HookSpecificOutputBase()
```

### <Icon icon="hammer" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> .ctor <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public Object()
```

## Properties

### <Icon icon="tag" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> HookEventName <Badge color="blue">Override</Badge>

Gets the hook event name for this output type.

#### Syntax

```csharp theme={"dark"}
public override CloudNimble.ClaudeEssentials.Hooks.HookEventName HookEventName { get; }
```

#### Property Value

Type: `CloudNimble.ClaudeEssentials.Hooks.HookEventName?`

### <Icon icon="tag" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> HookEventName <Badge color="gray">Inherited</Badge> <Badge color="orange">Abstract</Badge>

<Note>Inherited from `CloudNimble.ClaudeEssentials.Hooks.Outputs.HookSpecificOutputBase`</Note>

Gets or sets the name of the hook event this output corresponds to.

#### Syntax

```csharp theme={"dark"}
public abstract CloudNimble.ClaudeEssentials.Hooks.HookEventName HookEventName { get; }
```

#### Property Value

Type: `CloudNimble.ClaudeEssentials.Hooks.HookEventName`

### <Icon icon="tag" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> PermissionDecision

Gets or sets the permission decision for the tool execution.

#### Syntax

```csharp theme={"dark"}
public System.Nullable<CloudNimble.ClaudeEssentials.Hooks.PermissionDecision> PermissionDecision { get; set; }
```

#### Property Value

Type: `System.Nullable<CloudNimble.ClaudeEssentials.Hooks.PermissionDecision?>?`

### <Icon icon="tag" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> PermissionDecisionReason

Gets or sets the reason for the permission decision.
This message is shown to Claude to explain why the tool was allowed, denied, or requires user input.

#### Syntax

```csharp theme={"dark"}
public string PermissionDecisionReason { get; set; }
```

#### Property Value

Type: `string?`

### <Icon icon="tag" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> UpdatedInput

Gets or sets optional modifications to the tool's input parameters.
Only the fields that need to be changed should be included.

#### Syntax

```csharp theme={"dark"}
public TToolInput UpdatedInput { get; set; }
```

#### Property Value

Type: `TToolInput?`

## Methods

### <Icon icon="code-fork" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> Equals <Badge color="gray">Inherited</Badge> <Badge color="orange">Virtual</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public virtual bool Equals(object obj)
```

#### Parameters

| Name  | Type      | Description |
| ----- | --------- | ----------- |
| `obj` | `object?` | -           |

#### Returns

Type: `bool`

### <Icon icon="thumbtack" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> Equals <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public static bool Equals(object objA, object objB)
```

#### Parameters

| Name   | Type      | Description |
| ------ | --------- | ----------- |
| `objA` | `object?` | -           |
| `objB` | `object?` | -           |

#### Returns

Type: `bool`

### <Icon icon="code-fork" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> GetHashCode <Badge color="gray">Inherited</Badge> <Badge color="orange">Virtual</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public virtual int GetHashCode()
```

#### Returns

Type: `int`

### <Icon icon="function" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> GetType <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public System.Type GetType()
```

#### Returns

Type: `System.Type`

### <Icon icon="function" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> MemberwiseClone <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
protected internal object MemberwiseClone()
```

#### Returns

Type: `object`

### <Icon icon="thumbtack" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> ReferenceEquals <Badge color="gray">Inherited</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public static bool ReferenceEquals(object objA, object objB)
```

#### Parameters

| Name   | Type      | Description |
| ------ | --------- | ----------- |
| `objA` | `object?` | -           |
| `objB` | `object?` | -           |

#### Returns

Type: `bool`

### <Icon icon="code-fork" iconType="duotone" color="#419AC5" size={24} className="mr-2" /> ToString <Badge color="gray">Inherited</Badge> <Badge color="orange">Virtual</Badge>

<Note>Inherited from `object`</Note>

#### Syntax

```csharp theme={"dark"}
public virtual string ToString()
```

#### Returns

Type: `string?`