def __init__(self,
input_file,
name=None,
solc_args=None,
solc_binary="solc"):
data = get_solc_json(input_file,
solc_args=solc_args,
solc_binary=solc_binary)
self.solidity_files = []
for filename in data["sourceList"]:
with open(filename, "r", encoding="utf-8") as file:
code = file.read()
self.solidity_files.append(SolidityFile(filename, code))
has_contract = False
# If a contract name has been specified, find the bytecode of that specific contract
srcmap_constructor = []
srcmap = []
if name:
for key, contract in sorted(data["contracts"].items()):
filename, _name = key.split(":")
if (filename == input_file and name == _name
and len(contract["bin-runtime"])):
code = contract["bin-runtime"]
creation_code = contract["bin"]
srcmap = contract["srcmap-runtime"].split(";")
srcmap_constructor = contract["srcmap"].split(";")
has_contract = True
break
# If no contract name is specified, get the last bytecode entry for the input file
else:
for key, contract in sorted(data["contracts"].items()):
filename, name = key.split(":")
if filename == input_file and len(contract["bin-runtime"]):
code = contract["bin-runtime"]
creation_code = contract["bin"]
srcmap = contract["srcmap-runtime"].split(";")
srcmap_constructor = contract["srcmap"].split(";")
has_contract = True
if not has_contract:
raise NoContractFoundError
self.mappings = []
self.constructor_mappings = []
self._get_solc_mappings(srcmap)
self._get_solc_mappings(srcmap_constructor, constructor=True)
super().__init__(code, creation_code, name=name)
def get_contracts_from_file(input_file, solc_args=None, solc_binary="solc"):
data = get_solc_json(input_file,
solc_args=solc_args,
solc_binary=solc_binary)
try:
for key, contract in data["contracts"].items():
filename, name = key.split(":")
if filename == input_file and len(contract["bin-runtime"]):
yield SolidityContract(
input_file=input_file,
name=name,
solc_args=solc_args,
solc_binary=solc_binary,
)
except KeyError:
raise NoContractFoundError
def _compile_to_code(input_file):
compiled = util.get_solc_json(str(input_file))
code = list(compiled['contracts'].values())[0]['bin-runtime']
return code
def __init__(self, input_file, name=None, solc_args=None):
data = get_solc_json(input_file, solc_args=solc_args)
self.solidity_files = []
for filename in data['sourceList']:
with open(filename, 'r', encoding='utf-8') as file:
code = file.read()
self.solidity_files.append(SolidityFile(filename, code))
has_contract = False
# If a contract name has been specified, find the bytecode of that specific contract
if name:
for key, contract in sorted(data['contracts'].items()):
filename, _name = key.split(":")
if filename == input_file and name == _name and len(
contract['bin-runtime']):
code = contract['bin-runtime']
creation_code = contract['bin']
srcmap = contract['srcmap-runtime'].split(";")
has_contract = True
break
# If no contract name is specified, get the last bytecode entry for the input file
else:
for key, contract in sorted(data['contracts'].items()):
filename, name = key.split(":")
if filename == input_file and len(contract['bin-runtime']):
code = contract['bin-runtime']
creation_code = contract['bin']
srcmap = contract['srcmap-runtime'].split(";")
has_contract = True
if not has_contract:
raise NoContractFoundError
self.mappings = []
for item in srcmap:
mapping = item.split(":")
if len(mapping) > 0 and len(mapping[0]) > 0:
offset = int(mapping[0])
if len(mapping) > 1 and len(mapping[1]) > 0:
length = int(mapping[1])
if len(mapping) > 2 and len(mapping[2]) > 0:
idx = int(mapping[2])
lineno = self.solidity_files[idx].data.encode(
'utf-8')[0:offset].count('\n'.encode('utf-8')) + 1
self.mappings.append(SourceMapping(idx, offset, length, lineno))
super().__init__(code, creation_code, name=name)
def get_contracts_from_file(input_file, solc_args=None):
data = get_solc_json(input_file, solc_args=solc_args)
for key, contract in data['contracts'].items():
filename, name = key.split(":")
if filename == input_file and len(contract['bin-runtime']):
yield SolidityContract(input_file, name, solc_args)
