validator

Types

Item

pub type Item {
  Exact(Int)
  Range(Int, Int)
  Step(StepBase, Int)
}

Constructors

```
Exact(Int)
```
```
Range(Int, Int)
```
```
Step(StepBase, Int)
```

Selector

</>

pub type Selector {
  Any
  Values(List(Item))
}

Constructors

```
Any
```
```
Values(List(Item))
```

StepBase

</>

pub type StepBase {
  StepAny
  StepExact(Int)
  StepRange(Int, Int)
}

Constructors

```
StepAny
```
```
StepExact(Int)
```
```
StepRange(Int, Int)
```

ValidCron

opaque </>

A cron expression that has passed validate/1. opaque so the only way to obtain a value is through validation, preventing callers from forging “validated” inputs.

pub opaque type ValidCron

ValidationError

</>

pub type ValidationError {
  UnsupportedSyntax(field: ast.Field, value: String)
  InvalidNumber(field: ast.Field, value: String)
  InvalidAlias(field: ast.Field, value: String)
  InvalidRange(field: ast.Field, value: String)
  InvalidStep(field: ast.Field, value: String)
  InvalidList(field: ast.Field, value: String)
  OutOfRange(field: ast.Field, min: Int, max: Int, actual: Int)
  ImpossibleDate(day_of_month: String, month: String)
}

Constructors

UnsupportedSyntax(field: ast.Field, value: String)

InvalidNumber(field: ast.Field, value: String)

InvalidAlias(field: ast.Field, value: String)

InvalidRange(field: ast.Field, value: String)

InvalidStep(field: ast.Field, value: String)

InvalidList(field: ast.Field, value: String)

OutOfRange(field: ast.Field, min: Int, max: Int, actual: Int)

ImpossibleDate(day_of_month: String, month: String)

Values

day_of_month

</>

pub fn day_of_month(spec: ValidCron) -> Selector

day_of_week

</>

pub fn day_of_week(spec: ValidCron) -> Selector

hour

</>

pub fn hour(spec: ValidCron) -> Selector

minute

</>

pub fn minute(spec: ValidCron) -> Selector

month

</>

pub fn month(spec: ValidCron) -> Selector

selector_values

</>

pub fn selector_values(
  selector: Selector,
  min: Int,
  max: Int,
  normalize_day_of_week normalize_day_of_week: Bool,
) -> List(Int)

to_string

</>

pub fn to_string(spec: ValidCron) -> String

validate

</>

pub fn validate(
  raw raw: ast.RawCron,
) -> Result(ValidCron, ValidationError)