mirror of https://github.com/astral-sh/ruff
48 lines
1.3 KiB
Rust
48 lines
1.3 KiB
Rust
use std::io::{self, Read};
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use std::path::Path;
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use anyhow::Result;
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use ruff::resolver::PyprojectConfig;
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use ruff::settings::flags;
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use ruff::{packaging, resolver};
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use crate::args::Overrides;
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use crate::diagnostics::{lint_stdin, Diagnostics};
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/// Read a `String` from `stdin`.
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fn read_from_stdin() -> Result<String> {
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let mut buffer = String::new();
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io::stdin().lock().read_to_string(&mut buffer)?;
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Ok(buffer)
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}
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/// Run the linter over a single file, read from `stdin`.
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pub fn run_stdin(
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filename: Option<&Path>,
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pyproject_config: &PyprojectConfig,
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overrides: &Overrides,
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noqa: flags::Noqa,
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autofix: flags::FixMode,
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) -> Result<Diagnostics> {
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if let Some(filename) = filename {
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if !resolver::python_file_at_path(filename, pyproject_config, overrides)? {
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return Ok(Diagnostics::default());
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}
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}
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let package_root = filename.and_then(Path::parent).and_then(|path| {
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packaging::detect_package_root(path, &pyproject_config.settings.lib.namespace_packages)
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});
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let stdin = read_from_stdin()?;
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let mut diagnostics = lint_stdin(
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filename,
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package_root,
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&stdin,
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&pyproject_config.settings.lib,
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noqa,
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autofix,
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)?;
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diagnostics.messages.sort_unstable();
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Ok(diagnostics)
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}
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