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Fixing clippy warnings

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This commit is contained in:
Tomusdrw
2016-02-15 00:51:50 +01:00
parent 5b6e47c56f
commit 2c4700f4c1
13 changed files with 78 additions and 58 deletions
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1
ethcore/src/basic_types.rs
View File

@@ -24,6 +24,7 @@ pub type LogBloom = H2048;
/// Constant 2048-bit datum for 0. Often used as a default.
pub static ZERO_LOGBLOOM: LogBloom = H2048([0x00; 256]);
#[allow(enum_variant_names)]
/// Semantic boolean for when a seal/signature is included.
pub enum Seal {
/// The seal/signature is included.

1
ethcore/src/block_queue.rs
View File

@@ -87,6 +87,7 @@ struct QueueSignal {
}
impl QueueSignal {
#[allow(bool_comparison)]
fn set(&self) {
if self.signalled.compare_and_swap(false, true, AtomicOrdering::Relaxed) == false {
self.message_channel.send(UserMessage(SyncMessage::BlockVerified)).expect("Error sending BlockVerified message");

55
ethcore/src/evm/interpreter.rs
View File

@@ -212,7 +212,7 @@ impl Memory for Vec<u8> {
fn write(&mut self, offset: U256, value: U256) {
let off = offset.low_u64() as usize;
let mut val = value;
let end = off + 32;
for pos in 0..32 {
self[end - pos - 1] = val.low_u64() as u8;
@@ -229,7 +229,7 @@ impl Memory for Vec<u8> {
fn resize(&mut self, new_size: usize) {
self.resize(new_size, 0);
}
fn expand(&mut self, size: usize) {
if size > self.len() {
Memory::resize(self, size)
@@ -258,6 +258,7 @@ impl<'a> CodeReader<'a> {
}
}
#[allow(enum_variant_names)]
enum InstructionCost {
Gas(U256),
GasMem(U256, U256),
@@ -282,7 +283,7 @@ impl evm::Evm for Interpreter {
let code = &params.code.as_ref().unwrap();
let valid_jump_destinations = self.find_jump_destinations(&code);
let mut current_gas = params.gas.clone();
let mut current_gas = params.gas;
let mut stack = VecStack::with_capacity(ext.schedule().stack_limit, U256::zero());
let mut mem = vec![];
let mut reader = CodeReader {
@@ -331,7 +332,7 @@ impl evm::Evm for Interpreter {
let pos = try!(self.verify_jump(position, &valid_jump_destinations));
reader.position = pos;
},
InstructionResult::StopExecutionWithGasLeft(gas_left) => {
InstructionResult::StopExecutionWithGasLeft(gas_left) => {
current_gas = gas_left;
reader.position = code.len();
},
@@ -380,10 +381,9 @@ impl Interpreter {
let gas = if self.is_zero(&val) && !self.is_zero(newval) {
schedule.sstore_set_gas
} else if !self.is_zero(&val) && self.is_zero(newval) {
// Refund is added when actually executing sstore
schedule.sstore_reset_gas
} else {
// Refund for below case is added when actually executing sstore
// !self.is_zero(&val) && self.is_zero(newval)
schedule.sstore_reset_gas
};
InstructionCost::Gas(U256::from(gas))
@@ -406,10 +406,7 @@ impl Interpreter {
let gas = U256::from(schedule.sha3_gas) + (U256::from(schedule.sha3_word_gas) * words);
InstructionCost::GasMem(gas, try!(self.mem_needed(stack.peek(0), stack.peek(1))))
},
instructions::CALLDATACOPY => {
InstructionCost::GasMemCopy(default_gas, try!(self.mem_needed(stack.peek(0), stack.peek(2))), stack.peek(2).clone())
},
instructions::CODECOPY => {
instructions::CALLDATACOPY | instructions::CODECOPY => {
InstructionCost::GasMemCopy(default_gas, try!(self.mem_needed(stack.peek(0), stack.peek(2))), stack.peek(2).clone())
},
instructions::EXTCODECOPY => {
@@ -432,7 +429,7 @@ impl Interpreter {
try!(self.mem_needed(stack.peek(5), stack.peek(6))),
try!(self.mem_needed(stack.peek(3), stack.peek(4)))
);
let address = u256_to_address(stack.peek(1));
if instruction == instructions::CALL && !ext.exists(&address) {
@@ -529,8 +526,8 @@ impl Interpreter {
params: &ActionParams,
ext: &mut evm::Ext,
instruction: Instruction,
code: &mut CodeReader,
mem: &mut Memory,
code: &mut CodeReader,
mem: &mut Memory,
stack: &mut Stack<U256>
) -> Result<InstructionResult, evm::Error> {
match instruction {
@@ -559,7 +556,7 @@ impl Interpreter {
let contract_code = mem.read_slice(init_off, init_size);
let can_create = ext.balance(&params.address) >= endowment && ext.depth() < ext.schedule().max_depth;
if !can_create {
stack.push(U256::zero());
return Ok(InstructionResult::Ok);
@@ -638,7 +635,7 @@ impl Interpreter {
Ok(InstructionResult::Ok)
}
};
},
},
instructions::RETURN => {
let init_off = stack.pop_back();
let init_size = stack.pop_back();
@@ -832,20 +829,20 @@ impl Interpreter {
}
}
fn verify_instructions_requirements(&self,
info: &instructions::InstructionInfo,
stack_limit: usize,
fn verify_instructions_requirements(&self,
info: &instructions::InstructionInfo,
stack_limit: usize,
stack: &Stack<U256>) -> Result<(), evm::Error> {
if !stack.has(info.args) {
Err(evm::Error::StackUnderflow {
instruction: info.name,
wanted: info.args,
wanted: info.args,
on_stack: stack.size()
})
} else if stack.size() - info.args + info.ret > stack_limit {
Err(evm::Error::OutOfStack {
instruction: info.name,
wanted: info.ret - info.args,
wanted: info.ret - info.args,
limit: stack_limit
})
} else {
@@ -919,7 +916,7 @@ impl Interpreter {
stack.push(if !self.is_zero(&b) {
a.overflowing_div(b).0
} else {
U256::zero()
U256::zero()
});
},
instructions::MOD => {
@@ -978,9 +975,9 @@ impl Interpreter {
let (a, neg_a) = get_and_reset_sign(stack.pop_back());
let (b, neg_b) = get_and_reset_sign(stack.pop_back());
let is_positive_lt = a < b && (neg_a | neg_b) == false;
let is_negative_lt = a > b && (neg_a & neg_b) == true;
let has_different_signs = neg_a == true && neg_b == false;
let is_positive_lt = a < b && !(neg_a | neg_b);
let is_negative_lt = a > b && (neg_a & neg_b);
let has_different_signs = neg_a && !neg_b;
stack.push(self.bool_to_u256(is_positive_lt | is_negative_lt | has_different_signs));
},
@@ -993,9 +990,9 @@ impl Interpreter {
let (a, neg_a) = get_and_reset_sign(stack.pop_back());
let (b, neg_b) = get_and_reset_sign(stack.pop_back());
let is_positive_gt = a > b && (neg_a | neg_b) == false;
let is_negative_gt = a < b && (neg_a & neg_b) == true;
let has_different_signs = neg_a == false && neg_b == true;
let is_positive_gt = a > b && !(neg_a | neg_b);
let is_negative_gt = a < b && (neg_a & neg_b);
let has_different_signs = !neg_a && neg_b;
stack.push(self.bool_to_u256(is_positive_gt | is_negative_gt | has_different_signs));
},
@@ -1175,7 +1172,7 @@ mod tests {
let schedule = evm::Schedule::default();
let current_mem_size = 0;
let mem_size = U256::from(5);
// when
let (mem_cost, mem_size) = interpreter.mem_gas_cost(&schedule, current_mem_size, &mem_size).unwrap();

23
ethcore/src/evm/tests.rs
View File

@@ -25,6 +25,7 @@ struct FakeLogEntry {
}
#[derive(PartialEq, Eq, Hash, Debug)]
#[allow(enum_variant_names)] // Common prefix is C ;)
enum FakeCallType {
CALL, CREATE
}
@@ -59,7 +60,7 @@ struct FakeExt {
}
impl FakeExt {
fn new() -> Self {
fn new() -> Self {
FakeExt::default()
}
}
@@ -104,13 +105,13 @@ impl Ext for FakeExt {
ContractCreateResult::Failed
}
fn call(&mut self,
gas: &U256,
sender_address: &Address,
receive_address: &Address,
fn call(&mut self,
gas: &U256,
sender_address: &Address,
receive_address: &Address,
value: Option<U256>,
data: &[u8],
code_address: &Address,
data: &[u8],
code_address: &Address,
_output: &mut [u8]) -> MessageCallResult {
self.calls.insert(FakeCall {
@@ -176,7 +177,7 @@ fn test_stack_underflow() {
let vm : Box<evm::Evm> = Box::new(super::interpreter::Interpreter);
vm.exec(params, &mut ext).unwrap_err()
};
match err {
evm::Error::StackUnderflow {wanted, on_stack, ..} => {
assert_eq!(wanted, 2);
@@ -353,7 +354,7 @@ evm_test!{test_log_sender: test_log_sender_jit, test_log_sender_int}
fn test_log_sender(factory: super::Factory) {
// 60 ff - push ff
// 60 00 - push 00
// 53 - mstore
// 53 - mstore
// 33 - sender
// 60 20 - push 20
// 60 00 - push 0
@@ -449,7 +450,7 @@ fn test_author(factory: super::Factory) {
evm_test!{test_timestamp: test_timestamp_jit, test_timestamp_int}
fn test_timestamp(factory: super::Factory) {
let timestamp = 0x1234;
let timestamp = 0x1234;
let code = "42600055".from_hex().unwrap();
let mut params = ActionParams::default();
@@ -469,7 +470,7 @@ fn test_timestamp(factory: super::Factory) {
evm_test!{test_number: test_number_jit, test_number_int}
fn test_number(factory: super::Factory) {
let number = 0x1234;
let number = 0x1234;
let code = "43600055".from_hex().unwrap();
let mut params = ActionParams::default();

2
ethcore/src/externalities.rs
View File

@@ -363,7 +363,7 @@ mod tests {
&Address::new(),
&Address::new(),
Some(U256::from_str("0000000000000000000000000000000000000000000000000000000000150000").unwrap()),
&vec![],
&[],
&Address::new(),
&mut output);
}

15
ethcore/src/lib.rs
View File

@@ -18,8 +18,15 @@
#![feature(cell_extras)]
#![feature(augmented_assignments)]
#![feature(plugin)]
// Clippy
#![plugin(clippy)]
#![allow(needless_range_loop, match_bool)]
// TODO [todr] not really sure
#![allow(needless_range_loop)]
// Shorter than if-else
#![allow(match_bool)]
// Keeps consistency (all lines with `.clone()`) and helpful when changing ref to non-ref.
#![allow(clone_on_copy)]
//! Ethcore library
//!
@@ -54,7 +61,7 @@
//! cd parity
//! cargo build --release
//! ```
//!
//!
//! - OSX:
//!
//! ```bash
@@ -124,8 +131,8 @@ mod executive;
mod externalities;
mod verification;
#[cfg(test)]
#[cfg(test)]
mod tests;
#[cfg(test)]
#[cfg(feature="json-tests")]
#[cfg(feature="json-tests")]
mod json_tests;