Struct ScriptBuilder 

pub struct ScriptBuilder { /* private fields */ }

Build a NeoVM invocation script.

Implementations

impl ScriptBuilder

pub fn new() -> Self

Create a new empty script builder.

pub fn emit(&mut self, op: u8) -> &mut Self

Push a raw byte (opcode).

pub fn emit_push_integer(&mut self, value: i64) -> &mut Self

Push an integer onto the stack.

pub fn emit_push_bytes(&mut self, data: &[u8]) -> &mut Self

Push bytes onto the stack.

pub fn emit_push_hash160(&mut self, hash: &[u8; 20]) -> &mut Self

Push a 20-byte script hash.

pub fn emit_syscall(&mut self, method_hash: u32) -> &mut Self

Emit a syscall by its 4-byte hash.

pub fn emit_contract_call( &mut self, contract_hash: &[u8; 20], method: &str, args_count: usize, ) -> &mut Self

Emit a contract call: System.Contract.Call.

Hash of System.Contract.Call = 0x627d5b52

pub fn to_bytes(&self) -> Vec<u8>

Get the built script bytes.

Trait Implementations

impl Clone for ScriptBuilder

fn clone(&self) -> ScriptBuilder

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ScriptBuilder

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for ScriptBuilder

fn default() -> ScriptBuilder

Returns the “default value” for a type.