gossamer/headers

append

pub fn append(
  headers: Headers,
  name: String,
  value: String,
) -> Headers

Appends a new value onto an existing header inside a Headers object, or adds the header if it does not already exist.

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pub fn delete(headers: Headers, name: String) -> Headers

Deletes a header from a Headers object.

</>

pub fn entries(headers: Headers) -> List(#(String, String))

</>

pub fn for_each(
  headers: Headers,
  callback: fn(String, String) -> Nil,
) -> Nil

</>

pub fn from_pairs(pairs: List(#(String, String))) -> Headers

</>

pub fn get(headers: Headers, name: String) -> Result(String, Nil)

Returns a ByteString sequence of all the values of a header within a Headers object with a given name.

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pub fn get_set_cookie(headers: Headers) -> List(String)

Returns an array containing the values of all Set-Cookie headers associated with a response.

</>

pub fn has(headers: Headers, name: String) -> Bool

Returns a boolean stating whether a Headers object contains a certain header.

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pub fn keys(headers: Headers) -> List(String)

</>

pub fn new() -> Headers

</>

pub fn set(
  headers: Headers,
  name: String,
  value: String,
) -> Headers

Sets a new value for an existing header inside a Headers object, or adds the header if it does not already exist.

</>

pub fn values(headers: Headers) -> List(String)