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use native contracts in ValidatorSet

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This commit is contained in:
Robert Habermeier
2017-04-12 16:15:35 +02:00
parent 2f5a774325
commit 0f80c57dca
5 changed files with 107 additions and 145 deletions
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8
ethcore/native_contracts/generator/src/lib.rs
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@@ -46,7 +46,7 @@ pub fn generate_module(struct_name: &str, abi: &str) -> Result<String, Error> {
Ok(format!(r##"
use byteorder::{{BigEndian, ByteOrder}};
use futures::{{future, Future, BoxFuture}};
use futures::{{future, Future, IntoFuture, BoxFuture}};
use ethabi::{{Contract, Interface, Token}};
use util::{{self, Uint}};
@@ -99,7 +99,10 @@ fn generate_functions(contract: &Contract) -> Result<String, Error> {
/// Inputs: {abi_inputs:?}
/// Outputs: {abi_outputs:?}
pub fn {snake_name}<F, U>(&self, call: F, {params}) -> BoxFuture<{output_type}, String>
where F: Fn(util::Address, Vec<u8>) -> U, U: Future<Item=Vec<u8>, Error=String> + Send + 'static
where
F: Fn(util::Address, Vec<u8>) -> U,
U: IntoFuture<Item=Vec<u8>, Error=String>,
U::Future: Send + 'static
{{
let function = self.contract.function(r#"{abi_name}"#.to_string())
.expect("function existence checked at compile-time; qed");
@@ -111,6 +114,7 @@ pub fn {snake_name}<F, U>(&self, call: F, {params}) -> BoxFuture<{output_type},
}};
call_future
.into_future()
.and_then(move |out| function.decode_output(out).map_err(|e| format!("{{:?}}", e)))
.map(::std::collections::VecDeque::from)
.and_then(|mut outputs| {decode_outputs})