mirror of
https://github.com/astral-sh/ruff
synced 2026-01-20 21:10:48 -05:00
d75d6d7c7c
We want to automatically derive Hash for the library settings, which requires us to split off all the settings unused by the library (since these shouldn't affect the hash used by ruff_cli::cache).
71 lines
2.3 KiB
Rust
71 lines
2.3 KiB
Rust
use std::path::Path;
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use anyhow::Result;
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use path_absolutize::path_dedot;
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use rustpython_parser::lexer::LexResult;
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use crate::linter::check_path;
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use crate::registry::Diagnostic;
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use crate::resolver::Relativity;
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use crate::rustpython_helpers::tokenize;
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use crate::settings::configuration::Configuration;
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use crate::settings::{flags, pyproject, Settings};
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use crate::source_code::{Indexer, Locator, Stylist};
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use crate::{directives, packaging, resolver};
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/// Load the relevant `Settings` for a given `Path`.
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fn resolve(path: &Path) -> Result<Settings> {
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if let Some(pyproject) = pyproject::find_settings_toml(path)? {
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// First priority: `pyproject.toml` in the current `Path`.
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Ok(resolver::resolve_settings(&pyproject, &Relativity::Parent)?.lib)
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} else if let Some(pyproject) = pyproject::find_user_settings_toml() {
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// Second priority: user-specific `pyproject.toml`.
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Ok(resolver::resolve_settings(&pyproject, &Relativity::Cwd)?.lib)
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} else {
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// Fallback: default settings.
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Settings::from_configuration(Configuration::default(), &path_dedot::CWD)
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}
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}
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/// Run Ruff over Python source code directly.
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pub fn check(path: &Path, contents: &str, autofix: bool) -> Result<Vec<Diagnostic>> {
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// Load the relevant `Settings` for the given `Path`.
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let settings = resolve(path)?;
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// Validate the `Settings` and return any errors.
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settings.validate()?;
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// Tokenize once.
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let tokens: Vec<LexResult> = tokenize(contents);
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// Map row and column locations to byte slices (lazily).
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let locator = Locator::new(contents);
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// Detect the current code style (lazily).
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let stylist = Stylist::from_contents(contents, &locator);
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// Extra indices from the code.
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let indexer: Indexer = tokens.as_slice().into();
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// Extract the `# noqa` and `# isort: skip` directives from the source.
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let directives =
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directives::extract_directives(&tokens, directives::Flags::from_settings(&settings));
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// Generate diagnostics.
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let diagnostics = check_path(
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path,
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packaging::detect_package_root(path, &settings.namespace_packages),
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contents,
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tokens,
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&locator,
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&stylist,
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&indexer,
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&directives,
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&settings,
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autofix.into(),
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flags::Noqa::Enabled,
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)?;
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Ok(diagnostics)
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}
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