def extract_interface_str(code, contract_name, interface_codes=None):
sigs = sig_utils.mk_full_signature(
parser.parse_to_ast(code),
sig_formatter=lambda x, y: (x, y),
interface_codes=interface_codes,
)
events = [sig for sig, _ in sigs if isinstance(sig, EventSignature)]
functions = [sig for sig, _ in sigs if isinstance(sig, FunctionSignature)]
out = ""
# Print events.
for idx, event in enumerate(events):
if idx == 0:
out += "# Events\n\n"
event_args_str = ', '.join([arg.name + ': ' + str(arg.typ) for arg in event.args])
out += f"{event.name}: event({{{event_args_str}}})\n"
# Print functions.
def render_decorator(sig):
o = "\n"
if sig.const:
o += "@constant\n"
if not sig.private:
o += "@public\n"
return o
for idx, func in enumerate(functions):
if idx == 0:
out += "\n# Functions\n"
if not func.private and func.name != '__init__':
args = ", ".join([arg.name + ": " + str(arg.typ) for arg in func.args])
out += f"{render_decorator(func)}def {func.name}({args}){render_return(func)}:\n pass\n" # noqa: E501
out += "\n"
return out
def extract_interface_str(global_ctx):
sigs = sig_utils.mk_full_signature(global_ctx, sig_formatter=lambda x: x)
events = [i for i in sigs if isinstance(i, EventSignature)]
functions = [i for i in sigs if isinstance(i, FunctionSignature)]
out = ""
# Print events.
for idx, event in enumerate(events):
if idx == 0:
out += "# Events\n\n"
if event.args:
event_args_str = "\n ".join(
[arg.name + ": " + str(arg.typ) for arg in event.args])
else:
event_args_str = "pass"
out += f"event {event.name}:\n {event_args_str}\n"
# Print functions.
def render_decorator(sig):
o = "\n"
if sig.mutability != "nonpayable":
o += f"@{sig.mutability}\n"
if not sig.internal:
o += "@external\n"
return o
for idx, func in enumerate(functions):
if idx == 0:
out += "\n# Functions\n"
if not func.internal and func.name != "__init__":
args = ", ".join(
[arg.name + ": " + str(arg.typ) for arg in func.args])
out += f"{render_decorator(func)}def {func.name}({args}){render_return(func)}:\n pass\n" # noqa: E501
out += "\n"
return out
def extract_sigs(sig_code):
if sig_code['type'] == 'vyper':
return sig_utils.mk_full_signature(parser.parse_to_ast(
sig_code['code']),
sig_formatter=lambda x, y: x)
elif sig_code['type'] == 'json':
return mk_full_signature_from_json(sig_code['code'])
else:
raise Exception(
("Unknown interface signature type '{}' supplied. "
"'vyper' & 'json' are supported").format(sig_code['type']))
def extract_sigs(sig_code):
if sig_code['type'] == 'vyper':
interface_ast = parser.parse_to_ast(sig_code['code'])
return sig_utils.mk_full_signature(
[i for i in interface_ast if not isinstance(i, (ast.Import, ast.ImportFrom))],
sig_formatter=lambda x, y: x
)
elif sig_code['type'] == 'json':
return mk_full_signature_from_json(sig_code['code'])
else:
raise Exception(
(f"Unknown interface signature type '{sig_code['type']}' supplied. "
"'vyper' & 'json' are supported")
)
def extract_sigs(sig_code):
if sig_code['type'] == 'vyper':
interface_ast = [
i for i in parser.parse_to_ast(sig_code['code'])
if isinstance(i, ast.FunctionDef) or (
isinstance(i, ast.AnnAssign) and i.target.id != "implements")
]
return sig_utils.mk_full_signature(interface_ast,
sig_formatter=lambda x, y: x)
elif sig_code['type'] == 'json':
return mk_full_signature_from_json(sig_code['code'])
else:
raise Exception((
f"Unknown interface signature type '{sig_code['type']}' supplied. "
"'vyper' & 'json' are supported"))
def extract_external_interface(global_ctx, contract_name):
sigs = sig_utils.mk_full_signature(global_ctx, sig_formatter=lambda x: x,)
functions = [i for i in sigs if isinstance(i, FunctionSignature)]
cname = Path(contract_name).stem.capitalize()
out = ""
offset = 4 * " "
for idx, func in enumerate(functions):
if idx == 0:
out += f"\n# External Interfaces\ninterface {cname}:\n"
if not func.private and func.name != "__init__":
args = ", ".join([arg.name + ": " + str(arg.typ) for arg in func.args])
out += offset + f"def {func.name}({args}){render_return(func)}: {func.mutability}\n"
out += "\n"
return out
def extract_sigs(sig_code):
if sig_code["type"] == "vyper":
interface_ast = [
i for i in vy_ast.parse_to_ast(sig_code["code"])
if isinstance(i, vy_ast.FunctionDef)
or isinstance(i, vy_ast.EventDef) or
(isinstance(i, vy_ast.AnnAssign) and i.target.id != "implements")
]
global_ctx = GlobalContext.get_global_context(interface_ast)
return sig_utils.mk_full_signature(global_ctx,
sig_formatter=lambda x: x)
elif sig_code["type"] == "json":
return mk_full_signature_from_json(sig_code["code"])
else:
raise Exception((
f"Unknown interface signature type '{sig_code['type']}' supplied. "
"'vyper' & 'json' are supported"))
def mk_full_signature(code, *args, **kwargs):
abi = sig_utils.mk_full_signature(parse_to_ast(code), *args, **kwargs)
# Add gas estimates for each function to ABI
gas_estimates = gas_estimate(code, *args, **kwargs)
for func in abi:
try:
func_signature = func['name']
except KeyError:
# constructor and fallback functions don't have a name
continue
func_name, _, _ = func_signature.partition('(')
# This check ensures we skip __init__ since it has no estimate
if func_name in gas_estimates:
# TODO: mutation
func['gas'] = gas_estimates[func_name]
return abi
def build_abi_output(compiler_data: CompilerData) -> list:
abi = sig_utils.mk_full_signature(compiler_data.global_ctx)
# Add gas estimates for each function to ABI
gas_estimates = build_gas_estimates(compiler_data.lll_nodes)
for func in abi:
try:
func_signature = func["name"]
except KeyError:
# constructor and fallback functions don't have a name
continue
func_name, _, _ = func_signature.partition("(")
# This check ensures we skip __init__ since it has no estimate
if func_name in gas_estimates:
# TODO: mutation
func["gas"] = gas_estimates[func_name]
return abi
def extract_external_interface(code, contract_name, interface_codes=None):
sigs = sig_utils.mk_full_signature(
parser.parse_to_ast(code),
sig_formatter=lambda x, y: (x, y),
interface_codes=interface_codes,
)
functions = [sig for sig, _ in sigs if isinstance(sig, FunctionSignature)]
cname = Path(contract_name).stem.capitalize()
out = ""
offset = 4 * " "
for idx, func in enumerate(functions):
if idx == 0:
out += f"\n# External Contracts\ncontract {cname}:\n"
if not func.private and func.name != '__init__':
args = ", ".join([arg.name + ": " + str(arg.typ) for arg in func.args])
func_type = "constant" if func.const else "modifying"
out += offset + f"def {func.name}({args}){render_return(func)}: {func_type}\n"
out += "\n"
return out