Follows a link in a HAL document.

Returns {:ok, %ExHal.Document{...}} if response is successful; {:error, %ExHal.Error{...}} if not

Follows all links of a particular rel in a HAL document.

Returns [{:ok, %ExHal.Document{...}}, {:error, %ExHal.Error{...}, ...]

Returns {:ok, url} if a matching link is found or {:error, %ExHal.Error{...}} if not.

• a_doc - ExHal.Document in which to search for links
• name - the rel of the link of interest
• opts
• :tmpl_vars - Map of variables with which to expand any templates found. Default: %{}
• :strict - true if the existance of multiple matching links should cause a failure. Default: false

Posts data to the named link in a HAL document.

Returns {:ok, %ExHal.Document{...}} if response is successful and body is HAL; {:error, %ExHal.Error{...}} if response is an error if not

PUTs data to the named link in a HAL document.

Returns {:ok, %ExHal.Document{...}} if response is successful and body is HAL; {:error, %ExHal.Error{...}} if response is an error if not