mirror of https://github.com/astral-sh/ruff
109 lines
3.5 KiB
Rust
109 lines
3.5 KiB
Rust
//! Generate a Markdown-compatible table of supported lint rules.
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use anyhow::Result;
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use clap::Args;
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use ruff::registry::{Linter, LinterCategory, Rule, RuleNamespace};
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use strum::IntoEnumIterator;
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use crate::utils::replace_readme_section;
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const TABLE_BEGIN_PRAGMA: &str = "<!-- Begin auto-generated sections. -->";
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const TABLE_END_PRAGMA: &str = "<!-- End auto-generated sections. -->";
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const TOC_BEGIN_PRAGMA: &str = "<!-- Begin auto-generated table of contents. -->";
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const TOC_END_PRAGMA: &str = "<!-- End auto-generated table of contents. -->";
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#[derive(Args)]
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pub struct Cli {
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/// Write the generated table to stdout (rather than to `README.md`).
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#[arg(long)]
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pub(crate) dry_run: bool,
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}
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fn generate_table(table_out: &mut String, rules: impl IntoIterator<Item = Rule>) {
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table_out.push_str("| Code | Name | Message | Fix |");
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table_out.push('\n');
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table_out.push_str("| ---- | ---- | ------- | --- |");
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table_out.push('\n');
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for rule in rules {
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let fix_token = match rule.autofixable() {
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None => "",
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Some(_) => "🛠",
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};
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table_out.push_str(&format!(
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"| {} | {} | {} | {} |",
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rule.code(),
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rule.as_ref(),
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rule.message_formats()[0].replace('|', r"\|"),
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fix_token
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));
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table_out.push('\n');
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}
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table_out.push('\n');
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}
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pub fn main(cli: &Cli) -> Result<()> {
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// Generate the table string.
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let mut table_out = String::new();
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let mut toc_out = String::new();
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for linter in Linter::iter() {
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let codes_csv: String = linter.prefixes().join(", ");
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table_out.push_str(&format!("### {} ({codes_csv})", linter.name()));
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table_out.push('\n');
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table_out.push('\n');
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toc_out.push_str(&format!(
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" 1. [{} ({})](#{}-{})\n",
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linter.name(),
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codes_csv,
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linter.name().to_lowercase().replace(' ', "-"),
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codes_csv.to_lowercase().replace(',', "-").replace(' ', "")
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));
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if let Some(url) = linter.url() {
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let host = url
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.trim_start_matches("https://")
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.split('/')
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.next()
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.unwrap();
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table_out.push_str(&format!(
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"For more, see [{}]({}) on {}.",
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linter.name(),
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url,
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match host {
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"pypi.org" => "PyPI",
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"github.com" => "GitHub",
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host => panic!(
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"unexpected host in URL of {}, expected pypi.org or github.com but found \
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{host}",
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linter.name()
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),
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}
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));
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table_out.push('\n');
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table_out.push('\n');
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}
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if let Some(categories) = linter.categories() {
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for LinterCategory(prefix, name, selector) in categories {
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table_out.push_str(&format!("#### {name} ({prefix})"));
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table_out.push('\n');
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generate_table(&mut table_out, selector);
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}
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} else {
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generate_table(&mut table_out, &linter);
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}
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}
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if cli.dry_run {
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print!("Table of Contents: {toc_out}\n Rules Tables: {table_out}");
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} else {
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// Extra newline in the markdown numbered list looks weird
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replace_readme_section(toc_out.trim_end(), TOC_BEGIN_PRAGMA, TOC_END_PRAGMA)?;
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replace_readme_section(&table_out, TABLE_BEGIN_PRAGMA, TABLE_END_PRAGMA)?;
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}
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Ok(())
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}
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