module TLV::Helpers

Defined in:

tlv/helpers.cr

Class Method Summary

• .get_array(hash : Hash(Tag, Value), tag : Int32) : Array(Value) | Nil

  Get array field by tag

• .get_bool(hash : Hash(Tag, Value), tag : Int32, default : Bool = false) : Bool

  Get boolean field by tag

• .get_by_tag(hash : Hash(Tag, Value), tag : Int32) : Value | Nil

  Safely get a value from a TLV hash by tag, trying multiple tag type variations

• .get_bytes(hash : Hash(Tag, Value), tag : Int32) : Bytes | Nil

  Get bytes field by tag

• .get_hash(hash : Hash(Tag, Value), tag : Int32) : Hash(Tag, Value) | Nil

  Get hash/structure field by tag

• .get_int(hash : Hash(Tag, Value), tag : Int32) : Int32 | Nil

  Get integer field by tag, handling different integer types

• .get_uint16(hash : Hash(Tag, Value), tag : Int32) : UInt16 | Nil

  Get UInt16 field by tag

• .get_uint32(hash : Hash(Tag, Value), tag : Int32) : UInt32 | Nil

  Get UInt32 field by tag

• .parse_attribute_path(value : Value) : Tuple(UInt16 | Nil, UInt32 | Nil, UInt32 | Nil)

  Parse attribute path from either list-form or structure-form List-form: [endpoint, cluster, attribute] Structure-form: {2 => endpoint, 3 => cluster, 4 => attribute}

• .unwrap_anonymous(hash : Hash(Tag, Value)) : Hash(Tag, Value)

  Extract from "Any" anonymous structure

Class Method Detail