# CommissionShare

## Contents

## Globals

| Var       | Type    |
| --------- | ------- |
| validator | address |

## Functions

### constructor

No description

**Declaration:**

```solidity
  function constructor(
  ) public ERC20 Only
```

**Modifiers:**

| Modifier |
| -------- |
| ERC20    |
| Only     |

### estimateSharesToAmount

Estimate how much REI should be stake, if user wants to get the number of shares, or estimate how much REI can be obtained, if user unstake the amount of REI.

**Declaration:**

```solidity
  function estimateSharesToAmount(
    uint256 shares
  ) external returns (uint256 amount)
```

**Modifiers:** No modifiers

**Args:**

| Arg      | Type    | Description      |
| -------- | ------- | ---------------- |
| `shares` | uint256 | Number of shares |

### estimateAmountToShares

Estimate how much shares should be unstake, if user wants to get the amount of REI, or estimate how much shares can be obtained, if user stake the amount of REI.

**Declaration:**

```solidity
  function estimateAmountToShares(
    uint256 amount
  ) external returns (uint256 shares)
```

**Modifiers:** No modifiers

**Args:**

| Arg      | Type    | Description   |
| -------- | ------- | ------------- |
| `amount` | uint256 | Number of REI |

### mint

Mint share token to `to` address. Can only be called by stake manager.

**Declaration:**

```solidity
  function mint(
    address to
  ) external nonReentrant onlyStakeManager returns (uint256 shares)
```

**Modifiers:**

| Modifier         |
| ---------------- |
| nonReentrant     |
| onlyStakeManager |

**Args:**

| Arg  | Type    | Description      |
| ---- | ------- | ---------------- |
| `to` | address | Receiver address |

### burn

Burn shares and return REI to `to` address. Can only be called by stake manager.

**Declaration:**

```solidity
  function burn(
    uint256 shares
  ) external nonReentrant onlyStakeManager returns (uint256 amount)
```

**Modifiers:**

| Modifier         |
| ---------------- |
| nonReentrant     |
| onlyStakeManager |

**Args:**

| Arg      | Type    | Description                   |
| -------- | ------- | ----------------------------- |
| `shares` | uint256 | Number of shares to be burned |

### reward

Reward validator.

**Declaration:**

```solidity
  function reward(
  ) external nonReentrant onlyStakeManager
```

**Modifiers:**

| Modifier         |
| ---------------- |
| nonReentrant     |
| onlyStakeManager |

### slash

Slash validator and transfer the slashed amount to `address(0)`.

**Declaration:**

```solidity
  function slash(
    uint8 factor
  ) external nonReentrant onlyStakeManager returns (uint256 amount)
```

**Modifiers:**

| Modifier         |
| ---------------- |
| nonReentrant     |
| onlyStakeManager |

**Args:**

| Arg      | Type  | Description   |
| -------- | ----- | ------------- |
| `factor` | uint8 | Slash factor. |


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