multipartkit/validate

allowed_content_types

pub fn allowed_content_types(
  the_part: part.Part,
  allowed: List(String),
) -> Result(part.Part, error.MultipartError)

Validate that the part’s Content-Type media type (case-insensitive) belongs to allowed. Parameters on the part’s Content-Type are ignored.

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pub fn has_field(parts: List(part.Part), name: String) -> Bool

Return True if any part is a text field with the given name.

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pub fn max_file_size(
  the_part: part.Part,
  max: Int,
) -> Result(part.Part, error.MultipartError)

Validate that the part body does not exceed max bytes.