Files
ruff/flake8_to_ruff/src/plugin.rs
2022-11-18 13:30:36 -05:00

431 lines
16 KiB
Rust

use std::collections::{BTreeSet, HashMap};
use std::str::FromStr;
use anyhow::anyhow;
use ruff::checks_gen::CheckCodePrefix;
#[derive(Debug, Clone, Ord, PartialOrd, Eq, PartialEq)]
pub enum Plugin {
Flake8Bandit,
Flake8Bugbear,
Flake8Builtins,
Flake8Comprehensions,
Flake8Docstrings,
Flake8TidyImports,
Flake8Print,
Flake8Quotes,
Flake8Annotations,
McCabe,
Flake8BlindExcept,
PEP8Naming,
Pyupgrade,
}
impl FromStr for Plugin {
type Err = anyhow::Error;
fn from_str(string: &str) -> Result<Self, Self::Err> {
match string {
"flake8-bandit" => Ok(Plugin::Flake8Bandit),
"flake8-bugbear" => Ok(Plugin::Flake8Bugbear),
"flake8-builtins" => Ok(Plugin::Flake8Builtins),
"flake8-comprehensions" => Ok(Plugin::Flake8Comprehensions),
"flake8-docstrings" => Ok(Plugin::Flake8Docstrings),
"flake8-tidy-imports" => Ok(Plugin::Flake8TidyImports),
"flake8-print" => Ok(Plugin::Flake8Print),
"flake8-quotes" => Ok(Plugin::Flake8Quotes),
"flake8-annotations" => Ok(Plugin::Flake8Annotations),
"flake8-blind-except" => Ok(Plugin::Flake8BlindExcept),
"mccabe" => Ok(Plugin::McCabe),
"pep8-naming" => Ok(Plugin::PEP8Naming),
"pyupgrade" => Ok(Plugin::Pyupgrade),
_ => Err(anyhow!("Unknown plugin: {}", string)),
}
}
}
impl Plugin {
pub fn default(&self) -> CheckCodePrefix {
match self {
Plugin::Flake8Bandit => CheckCodePrefix::S,
Plugin::Flake8Bugbear => CheckCodePrefix::B,
Plugin::Flake8Builtins => CheckCodePrefix::A,
Plugin::Flake8Comprehensions => CheckCodePrefix::C4,
Plugin::Flake8Docstrings => CheckCodePrefix::D,
Plugin::Flake8TidyImports => CheckCodePrefix::I25,
Plugin::Flake8Print => CheckCodePrefix::T,
Plugin::Flake8Quotes => CheckCodePrefix::Q,
Plugin::Flake8Annotations => CheckCodePrefix::ANN,
Plugin::Flake8BlindExcept => CheckCodePrefix::BLE,
Plugin::McCabe => CheckCodePrefix::C9,
Plugin::PEP8Naming => CheckCodePrefix::N,
Plugin::Pyupgrade => CheckCodePrefix::U,
}
}
pub fn select(&self, flake8: &HashMap<String, Option<String>>) -> Vec<CheckCodePrefix> {
match self {
Plugin::Flake8Bandit => vec![CheckCodePrefix::S],
Plugin::Flake8Bugbear => vec![CheckCodePrefix::B],
Plugin::Flake8Builtins => vec![CheckCodePrefix::A],
Plugin::Flake8Comprehensions => vec![CheckCodePrefix::C4],
Plugin::Flake8Docstrings => {
// Use the user-provided docstring.
for key in ["docstring-convention", "docstring_convention"] {
if let Some(Some(value)) = flake8.get(key) {
match DocstringConvention::from_str(value) {
Ok(convention) => return convention.select(),
Err(e) => {
eprintln!("Unexpected '{key}' value: {value} ({e}");
return vec![];
}
}
}
}
// Default to PEP8.
DocstringConvention::PEP8.select()
}
Plugin::Flake8TidyImports => vec![CheckCodePrefix::I25],
Plugin::Flake8Print => vec![CheckCodePrefix::T],
Plugin::Flake8Quotes => vec![CheckCodePrefix::Q],
Plugin::Flake8Annotations => vec![CheckCodePrefix::ANN],
Plugin::Flake8BlindExcept => vec![CheckCodePrefix::BLE],
Plugin::McCabe => vec![CheckCodePrefix::C9],
Plugin::PEP8Naming => vec![CheckCodePrefix::N],
Plugin::Pyupgrade => vec![CheckCodePrefix::U],
}
}
}
pub enum DocstringConvention {
All,
PEP8,
NumPy,
Google,
}
impl FromStr for DocstringConvention {
type Err = anyhow::Error;
fn from_str(string: &str) -> Result<Self, Self::Err> {
match string {
"all" => Ok(DocstringConvention::All),
"pep8" => Ok(DocstringConvention::PEP8),
"numpy" => Ok(DocstringConvention::NumPy),
"google" => Ok(DocstringConvention::Google),
_ => Err(anyhow!("Unknown docstring convention: {}", string)),
}
}
}
impl DocstringConvention {
fn select(&self) -> Vec<CheckCodePrefix> {
match self {
DocstringConvention::All => vec![CheckCodePrefix::D],
DocstringConvention::PEP8 => vec![
// All errors except D203, D212, D213, D214, D215, D404, D405, D406, D407, D408,
// D409, D410, D411, D413, D415, D416 and D417.
CheckCodePrefix::D100,
CheckCodePrefix::D101,
CheckCodePrefix::D102,
CheckCodePrefix::D103,
CheckCodePrefix::D104,
CheckCodePrefix::D105,
CheckCodePrefix::D106,
CheckCodePrefix::D107,
CheckCodePrefix::D200,
CheckCodePrefix::D201,
CheckCodePrefix::D202,
// CheckCodePrefix::D203,
CheckCodePrefix::D204,
CheckCodePrefix::D205,
CheckCodePrefix::D206,
CheckCodePrefix::D207,
CheckCodePrefix::D208,
CheckCodePrefix::D209,
CheckCodePrefix::D210,
CheckCodePrefix::D211,
// CheckCodePrefix::D212,
// CheckCodePrefix::D213,
// CheckCodePrefix::D214,
// CheckCodePrefix::D215,
CheckCodePrefix::D300,
CheckCodePrefix::D400,
CheckCodePrefix::D402,
CheckCodePrefix::D403,
// CheckCodePrefix::D404,
// CheckCodePrefix::D405,
// CheckCodePrefix::D406,
// CheckCodePrefix::D407,
// CheckCodePrefix::D408,
// CheckCodePrefix::D409,
// CheckCodePrefix::D410,
// CheckCodePrefix::D411,
CheckCodePrefix::D412,
// CheckCodePrefix::D413,
CheckCodePrefix::D414,
// CheckCodePrefix::D415,
// CheckCodePrefix::D416,
// CheckCodePrefix::D417,
CheckCodePrefix::D418,
CheckCodePrefix::D419,
],
DocstringConvention::NumPy => vec![
// All errors except D107, D203, D212, D213, D402, D413, D415, D416, and D417.
CheckCodePrefix::D100,
CheckCodePrefix::D101,
CheckCodePrefix::D102,
CheckCodePrefix::D103,
CheckCodePrefix::D104,
CheckCodePrefix::D105,
CheckCodePrefix::D106,
// CheckCodePrefix::D107,
CheckCodePrefix::D200,
CheckCodePrefix::D201,
CheckCodePrefix::D202,
// CheckCodePrefix::D203,
CheckCodePrefix::D204,
CheckCodePrefix::D205,
CheckCodePrefix::D206,
CheckCodePrefix::D207,
CheckCodePrefix::D208,
CheckCodePrefix::D209,
CheckCodePrefix::D210,
CheckCodePrefix::D211,
// CheckCodePrefix::D212,
// CheckCodePrefix::D213,
CheckCodePrefix::D214,
CheckCodePrefix::D215,
CheckCodePrefix::D300,
CheckCodePrefix::D400,
// CheckCodePrefix::D402,
CheckCodePrefix::D403,
CheckCodePrefix::D404,
CheckCodePrefix::D405,
CheckCodePrefix::D406,
CheckCodePrefix::D407,
CheckCodePrefix::D408,
CheckCodePrefix::D409,
CheckCodePrefix::D410,
CheckCodePrefix::D411,
CheckCodePrefix::D412,
// CheckCodePrefix::D413,
CheckCodePrefix::D414,
// CheckCodePrefix::D415,
// CheckCodePrefix::D416,
// CheckCodePrefix::D417,
CheckCodePrefix::D418,
CheckCodePrefix::D419,
],
DocstringConvention::Google => vec![
// All errors except D203, D204, D213, D215, D400, D401, D404, D406, D407, D408,
// D409 and D413.
CheckCodePrefix::D100,
CheckCodePrefix::D101,
CheckCodePrefix::D102,
CheckCodePrefix::D103,
CheckCodePrefix::D104,
CheckCodePrefix::D105,
CheckCodePrefix::D106,
CheckCodePrefix::D107,
CheckCodePrefix::D200,
CheckCodePrefix::D201,
CheckCodePrefix::D202,
// CheckCodePrefix::D203,
// CheckCodePrefix::D204,
CheckCodePrefix::D205,
CheckCodePrefix::D206,
CheckCodePrefix::D207,
CheckCodePrefix::D208,
CheckCodePrefix::D209,
CheckCodePrefix::D210,
CheckCodePrefix::D211,
CheckCodePrefix::D212,
// CheckCodePrefix::D213,
CheckCodePrefix::D214,
// CheckCodePrefix::D215,
CheckCodePrefix::D300,
// CheckCodePrefix::D400,
CheckCodePrefix::D402,
CheckCodePrefix::D403,
// CheckCodePrefix::D404,
CheckCodePrefix::D405,
// CheckCodePrefix::D406,
// CheckCodePrefix::D407,
// CheckCodePrefix::D408,
// CheckCodePrefix::D409,
CheckCodePrefix::D410,
CheckCodePrefix::D411,
CheckCodePrefix::D412,
// CheckCodePrefix::D413,
CheckCodePrefix::D414,
CheckCodePrefix::D415,
CheckCodePrefix::D416,
CheckCodePrefix::D417,
CheckCodePrefix::D418,
CheckCodePrefix::D419,
],
}
}
}
/// Infer the enabled plugins based on user-provided options.
///
/// For example, if the user specified a `mypy-init-return` setting, we should
/// infer that `flake8-annotations` is active.
pub fn infer_plugins_from_options(flake8: &HashMap<String, Option<String>>) -> Vec<Plugin> {
let mut plugins = BTreeSet::new();
for key in flake8.keys() {
match key.as_str() {
// flake8-docstrings
"docstring-convention" | "docstring_convention" => {
plugins.insert(Plugin::Flake8Docstrings);
}
// flake8-bugbear
"extend-immutable-calls" | "extend_immutable_calls" => {
plugins.insert(Plugin::Flake8Bugbear);
}
// flake8-builtins
"builtins-ignorelist" | "builtins_ignorelist" => {
plugins.insert(Plugin::Flake8Builtins);
}
// flake8-quotes
"quotes" | "inline-quotes" | "inline_quotes" => {
plugins.insert(Plugin::Flake8Quotes);
}
"multiline-quotes" | "multiline_quotes" => {
plugins.insert(Plugin::Flake8Quotes);
}
"docstring-quotes" | "docstring_quotes" => {
plugins.insert(Plugin::Flake8Quotes);
}
"avoid-escape" | "avoid_escape" => {
plugins.insert(Plugin::Flake8Quotes);
}
// flake8-annotations
"suppress-none-returning" | "suppress_none_returning" => {
plugins.insert(Plugin::Flake8Annotations);
}
"suppress-dummy-args" | "suppress_dummy_args" => {
plugins.insert(Plugin::Flake8Annotations);
}
"allow-untyped-defs" | "allow_untyped_defs" => {
plugins.insert(Plugin::Flake8Annotations);
}
"allow-untyped-nested" | "allow_untyped_nested" => {
plugins.insert(Plugin::Flake8Annotations);
}
"mypy-init-return" | "mypy_init_return" => {
plugins.insert(Plugin::Flake8Annotations);
}
"dispatch-decorators" | "dispatch_decorators" => {
plugins.insert(Plugin::Flake8Annotations);
}
"overload-decorators" | "overload_decorators" => {
plugins.insert(Plugin::Flake8Annotations);
}
"allow-star-arg-any" | "allow_star_arg_any" => {
plugins.insert(Plugin::Flake8Annotations);
}
// flake8-tidy-imports
"ban-relative-imports" | "ban_relative_imports" => {
plugins.insert(Plugin::Flake8TidyImports);
}
"banned-modules" | "banned_modules" => {
plugins.insert(Plugin::Flake8TidyImports);
}
// mccabe
"max-complexity" | "max_complexity" => {
plugins.insert(Plugin::McCabe);
}
// pep8-naming
"ignore-names" | "ignore_names" => {
plugins.insert(Plugin::PEP8Naming);
}
"classmethod-decorators" | "classmethod_decorators" => {
plugins.insert(Plugin::PEP8Naming);
}
"staticmethod-decorators" | "staticmethod_decorators" => {
plugins.insert(Plugin::PEP8Naming);
}
_ => {}
}
}
Vec::from_iter(plugins)
}
/// Infer the enabled plugins based on the referenced prefixes.
///
/// For example, if the user ignores `ANN101`, we should infer that
/// `flake8-annotations` is active.
pub fn infer_plugins_from_codes(codes: &BTreeSet<CheckCodePrefix>) -> Vec<Plugin> {
[
Plugin::Flake8Bandit,
Plugin::Flake8Bugbear,
Plugin::Flake8Builtins,
Plugin::Flake8Comprehensions,
Plugin::Flake8Docstrings,
Plugin::Flake8TidyImports,
Plugin::Flake8Print,
Plugin::Flake8Quotes,
Plugin::Flake8Annotations,
Plugin::Flake8BlindExcept,
Plugin::PEP8Naming,
Plugin::Pyupgrade,
]
.into_iter()
.filter(|plugin| {
for prefix in codes {
if prefix
.codes()
.iter()
.any(|code| plugin.default().codes().contains(code))
{
return true;
}
}
false
})
.collect()
}
/// Resolve the set of enabled `CheckCodePrefix` values for the given plugins.
pub fn resolve_select(
flake8: &HashMap<String, Option<String>>,
plugins: &[Plugin],
) -> BTreeSet<CheckCodePrefix> {
// Include default Pyflakes and pycodestyle checks.
let mut select = BTreeSet::from([CheckCodePrefix::E, CheckCodePrefix::F, CheckCodePrefix::W]);
// Add prefix codes for every plugin.
for plugin in plugins {
select.extend(plugin.select(flake8));
}
select
}
#[cfg(test)]
mod tests {
use std::collections::HashMap;
use crate::plugin::{infer_plugins_from_options, Plugin};
#[test]
fn it_infers_plugins() {
let actual = infer_plugins_from_options(&HashMap::from([(
"inline-quotes".to_string(),
Some("single".to_string()),
)]));
let expected = vec![Plugin::Flake8Quotes];
assert_eq!(actual, expected);
let actual = infer_plugins_from_options(&HashMap::from([(
"staticmethod-decorators".to_string(),
Some("[]".to_string()),
)]));
let expected = vec![Plugin::PEP8Naming];
assert_eq!(actual, expected);
}
}