# LLM Prompt for Documentation

## Documentation

### Art

#### str_to_art

**Type Annotation**

```roc
Str -> Str
```

**Description**

Converts a string to an ASCII art representation. The art is a single string with newline chars.

#### str_to_art_lines

**Type Annotation**

```roc
Str -> List Str
```

**Description**

Converts a string to a ASCII art as a list of the horizontal lines which compose the art. New line chars are not included.

#### str_to_art_trimmed

**Type Annotation**

```roc
Str -> Str
```

**Description**

Converts a string to an ASCII art representation. Same as strToArt, but removes the top and bottomw lines if they are empty.

#### str_to_letters

**Type Annotation**

```roc
Str -> List AsciiLetter
```

**Description**

Converts a string to a list of AsciiLetter objects.

#### letters_to_art_lines

**Type Annotation**

```roc
List AsciiLetter -> List Str
```

**Description**

Converts a list of AsciiLetter objects to ASCII art as a list strings for each horizontal line of the art.

#### letters_to_art

**Type Annotation**

```roc
List AsciiLetter -> Str
```

**Description**

Converts a list of AsciiLetter objects to ASCII art as a single string with newline chars dividing horizontal lines.

### Letters

#### AsciiLetter

**Type Annotation**

**Description**

```
AsciiLetter : {
    rows : List (List U8),
    maxHeadOverlap: U8,
    maxTailOverlap: U8,
}
```

#### char_to_ascii_letter

**Type Annotation**

```roc
U8 -> AsciiLetter
```

**Description**

Convert a char byte to an AsciiLetter object.

Possible chars are:
- All letters (upper and lower case)
- Numbers 0-9
- Space
- Symbols:
  - ! " # $ % & ' ( ) * + , - . / : ; < = > ? @ [ \ ] ^ _ ` { | } ~

#### empty_letter

**Type Annotation**

```roc
AsciiLetter
```

**Description**

An empty AsciiLetter object with empty rows and 0 head and tail overlap.