mirror of
https://github.com/PiBrewing/craftbeerpi4.git
synced 2024-12-26 23:41:47 +01:00
109 lines
3.4 KiB
Python
109 lines
3.4 KiB
Python
import ast
|
|
from pprint import PrettyPrinter
|
|
from typing import Any, Callable, Dict, List, Set, Tuple
|
|
|
|
from isort.exceptions import (
|
|
AssignmentsFormatMismatch,
|
|
LiteralParsingFailure,
|
|
LiteralSortTypeMismatch,
|
|
)
|
|
from isort.settings import DEFAULT_CONFIG, Config
|
|
|
|
|
|
class ISortPrettyPrinter(PrettyPrinter):
|
|
"""an isort customized pretty printer for sorted literals"""
|
|
|
|
def __init__(self, config: Config):
|
|
super().__init__(width=config.line_length, compact=True)
|
|
|
|
|
|
type_mapping: Dict[str, Tuple[type, Callable[[Any, ISortPrettyPrinter], str]]] = {}
|
|
|
|
|
|
def assignments(code: str) -> str:
|
|
values = {}
|
|
for line in code.splitlines(keepends=True):
|
|
if not line.strip():
|
|
continue
|
|
if " = " not in line:
|
|
raise AssignmentsFormatMismatch(code)
|
|
variable_name, value = line.split(" = ", 1)
|
|
values[variable_name] = value
|
|
|
|
return "".join(
|
|
f"{variable_name} = {values[variable_name]}" for variable_name in sorted(values.keys())
|
|
)
|
|
|
|
|
|
def assignment(code: str, sort_type: str, extension: str, config: Config = DEFAULT_CONFIG) -> str:
|
|
"""Sorts the literal present within the provided code against the provided sort type,
|
|
returning the sorted representation of the source code.
|
|
"""
|
|
if sort_type == "assignments":
|
|
return assignments(code)
|
|
if sort_type not in type_mapping:
|
|
raise ValueError(
|
|
"Trying to sort using an undefined sort_type. "
|
|
f"Defined sort types are {', '.join(type_mapping.keys())}."
|
|
)
|
|
|
|
variable_name, literal = code.split(" = ")
|
|
variable_name = variable_name.lstrip()
|
|
try:
|
|
value = ast.literal_eval(literal)
|
|
except Exception as error:
|
|
raise LiteralParsingFailure(code, error)
|
|
|
|
expected_type, sort_function = type_mapping[sort_type]
|
|
if type(value) != expected_type:
|
|
raise LiteralSortTypeMismatch(type(value), expected_type)
|
|
|
|
printer = ISortPrettyPrinter(config)
|
|
sorted_value_code = f"{variable_name} = {sort_function(value, printer)}"
|
|
if config.formatting_function:
|
|
sorted_value_code = config.formatting_function(
|
|
sorted_value_code, extension, config
|
|
).rstrip()
|
|
|
|
sorted_value_code += code[len(code.rstrip()) :]
|
|
return sorted_value_code
|
|
|
|
|
|
def register_type(name: str, kind: type):
|
|
"""Registers a new literal sort type."""
|
|
|
|
def wrap(function):
|
|
type_mapping[name] = (kind, function)
|
|
return function
|
|
|
|
return wrap
|
|
|
|
|
|
@register_type("dict", dict)
|
|
def _dict(value: Dict[Any, Any], printer: ISortPrettyPrinter) -> str:
|
|
return printer.pformat(dict(sorted(value.items(), key=lambda item: item[1])))
|
|
|
|
|
|
@register_type("list", list)
|
|
def _list(value: List[Any], printer: ISortPrettyPrinter) -> str:
|
|
return printer.pformat(sorted(value))
|
|
|
|
|
|
@register_type("unique-list", list)
|
|
def _unique_list(value: List[Any], printer: ISortPrettyPrinter) -> str:
|
|
return printer.pformat(list(sorted(set(value))))
|
|
|
|
|
|
@register_type("set", set)
|
|
def _set(value: Set[Any], printer: ISortPrettyPrinter) -> str:
|
|
return "{" + printer.pformat(tuple(sorted(value)))[1:-1] + "}"
|
|
|
|
|
|
@register_type("tuple", tuple)
|
|
def _tuple(value: Tuple[Any, ...], printer: ISortPrettyPrinter) -> str:
|
|
return printer.pformat(tuple(sorted(value)))
|
|
|
|
|
|
@register_type("unique-tuple", tuple)
|
|
def _unique_tuple(value: Tuple[Any, ...], printer: ISortPrettyPrinter) -> str:
|
|
return printer.pformat(tuple(sorted(set(value))))
|