Module ethers_core::abi

Extensions to the ethabi API.

Adapted from Gnosis’ ethcontract-rs.

Re-exports

• pub use struct_def::SolStruct;
• pub use ethabi;

Modules

• ethereum_types
• param_type
  Function and event param types.
• struct_def
  Solidity struct definition parsing support
• token
  ABI param and parsing for it.

Structs

• Abi
  API building calls to contracts ABI.
• AbiObject
  Contract ABI and optional bytecode as JSON object
• AbiParser
  A parser that turns a “human readable abi” into a Abi
• Component
  Either an input/output or a nested component of an input/output
• Constructor
  Contract constructor specification.
• Contract
  API building calls to contracts ABI.
• Event
  Contract event.
• EventParam
  Event param specification.
• Events
  Contract events iterator.
• Function
  Contract function specification.
• Functions
  Contract functions iterator.
• HumanReadableParser
• InvalidOutputType
• Item
• Log
  Decoded log.
• LogParam
  Decoded log param.
• Param
  Function param.
• RawAbi
  Contract ABI as a list of items where each item can be a function, constructor or event
• RawLog
  Ethereum log.
• RawTopicFilter
  Raw topic filter.
• TopicFilter
  Topic filter.
• TupleParam
  Tuple params specification

Enums

• AbiError
  ABI codec related errors
• EncodePackedError
  An error thrown by encode_packed.
• Error
  Ethabi errors
• JsonAbi
  Represents contract ABI input variants
• ParamType
  Function and event param types.
• ParseError
  Error that can occur during human readable parsing
• StateMutability
  Whether a function modifies or reads blockchain state
• Token
  Ethereum ABI params.
• Topic
  Acceptable topic possibilities.

Traits

• AbiArrayType
  Additional trait for types that can appear in arrays
• AbiDecode
  Trait for ABI decoding
• AbiEncode
  Trait for ABI encoding
• AbiType
  A trait for types that can be represented in the Ethereum ABI.
• Detokenize
  Output type possible to deserialize from Contract ABI
• ErrorExt
  Extension trait for ethabi::AbiError.
• EventExt
  Extension trait for ethabi::Event.
• FunctionExt
  Extension trait for ethabi::Function.
• FunctionOutputDecoder
  Contract functions generated by ethabi-derive
• LogFilter
  Common filtering functions that are available for any event.
• ParseLog
  trait common to things (events) that have an associated Log type that can be parsed from a RawLog
• Tokenizable
  Simplified output type for single value.
• TokenizableItem
  Marker trait for Tokenizable types that are can tokenized to and from a Token::Array and Token:FixedArray.
• Tokenize
  Convert types into Tokens.

Functions

• decode
  Decodes ABI compliant vector of bytes into vector of tokens described by types param. Returns ok, even if some data left to decode
• decode_whole
  Decodes ABI compliant vector of bytes into vector of tokens described by types param. Fails, if some data left to decode
• encode
  Encodes vector of tokens into ABI compliant vector of bytes.
• encode_packed
  Encodes the given tokens into an ABI compliant vector of bytes.
• long_signature
  Returns the full Keccak-256 hash of the signature of the given params
• minimum_size
  Returns the minimum number of bytes that ty takes up in the ABI.
• parse_abi
  Parses a “human readable abi” string vector
• parse_abi_str
  Parses a “human readable abi” string
• short_signature
  Returns the first four bytes of the Keccak-256 hash of the signature of the given params

Type Aliases

• Address
  ABI address.
• Bytes
  ABI bytes.
• FixedBytes
  ABI fixed bytes.
• Hash
  Commonly used FixedBytes of size 32
• Int
  ABI signed integer.
• Result
  Ethabi result type
• Uint
  ABI unsigned integer.
• Word
  ABI word.