cel/parser

Types

Arithmetic

pub type Arithmetic {
  Add
  Sub
  Mul
  Div
  Mod
}

Constructors

```
Add
```
```
Sub
```
```
Mul
```
```
Div
```
```
Mod
```

Atom

</>

pub type Atom {
  Int(Int)
  UInt(Int)
  Float(Float)
  String(String)
  Bytes(BitArray)
  Bool(Bool)
  Null
}

Constructors

```
Int(Int)
```
```
UInt(Int)
```
```
Float(Float)
```
```
String(String)
```
```
Bytes(BitArray)
```
```
Bool(Bool)
```
```
Null
```

BinaryOp

</>

pub type BinaryOp {
  Arithmetic(Arithmetic)
  Relation(Relation)
  Logical(Logical)
}

Constructors

```
Arithmetic(Arithmetic)
```
```
Relation(Relation)
```
```
Logical(Logical)
```

Error

</>

pub type Error {
  UnexpectedEndOfFile
  UnexpectedSourceStr(String, Int)
  UnexpectedToken(t.Token, Int)
  DeadEnd(Tokens)
}

Constructors

```
UnexpectedEndOfFile
```
```
UnexpectedSourceStr(String, Int)
```
```
UnexpectedToken(t.Token, Int)
```
```
DeadEnd(Tokens)
```

Expression

</>

pub type Expression {
  BinaryOperation(Expression, BinaryOp, Expression)
  Unary(UnaryOp, Expression)
  Ternary(Expression, Expression, Expression)
  List(List(Expression))
  Map(List(#(Expression, Expression)))
  Member(Expression, Member)
  FunctionCall(
    String,
    option.Option(Expression),
    List(Expression),
  )
  Atom(Atom)
  Ident(String)
}

Constructors

BinaryOperation(Expression, BinaryOp, Expression)

```
Unary(UnaryOp, Expression)
```

Ternary(Expression, Expression, Expression)

```
List(List(Expression))
```
```
Map(List(#(Expression, Expression)))
```
```
Member(Expression, Member)
```

FunctionCall(String, option.Option(Expression), List(Expression))

```
Atom(Atom)
```
```
Ident(String)
```

Logical

</>

pub type Logical {
  And
  Or
}

Constructors

```
And
```
```
Or
```

Member

</>

pub type Member {
  Attribute(String)
  Index(Expression)
}

Constructors

```
Attribute(String)
```
```
Index(Expression)
```

Relation

</>

pub type Relation {
  LessThan
  LessThanEq
  GreaterThan
  GreaterThanEq
  Equals
  NotEquals
  In
}

Constructors

```
LessThan
```
```
LessThanEq
```
```
GreaterThan
```
```
GreaterThanEq
```
```
Equals
```
```
NotEquals
```
```
In
```

UnaryOp

</>

pub type UnaryOp {
  Not
  UnarySub
}

Constructors

```
Not
```
```
UnarySub
```

Functions

parse

</>

pub fn parse(source: String) -> Result(Expression, Error)

parse_

</>

pub fn parse_(
  tokens: List(#(Token, Position)),
) -> Result(Expression, Error)

tokenize

</>

pub fn tokenize(
  source: String,
) -> Result(List(#(Token, Position)), Error)