mirror of
https://github.com/denoland/deno.git
synced 2024-12-22 07:14:47 -05:00
1326 lines
39 KiB
Rust
1326 lines
39 KiB
Rust
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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//! This module provides file formatting utilities using
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//! [`dprint-plugin-typescript`](https://github.com/dprint/dprint-plugin-typescript).
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//!
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//! At the moment it is only consumed using CLI but in
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//! the future it can be easily extended to provide
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//! the same functions as ops available in JS runtime.
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use crate::args::CliOptions;
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use crate::args::Flags;
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use crate::args::FmtFlags;
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use crate::args::FmtOptions;
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use crate::args::FmtOptionsConfig;
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use crate::args::ProseWrap;
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use crate::args::UnstableFmtOptions;
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use crate::cache::Caches;
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use crate::colors;
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use crate::factory::CliFactory;
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use crate::util::diff::diff;
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use crate::util::file_watcher;
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use crate::util::fs::canonicalize_path;
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use crate::util::path::get_extension;
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use async_trait::async_trait;
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use deno_ast::ParsedSource;
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use deno_config::glob::FileCollector;
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use deno_config::glob::FilePatterns;
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use deno_core::anyhow::anyhow;
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use deno_core::anyhow::bail;
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use deno_core::anyhow::Context;
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use deno_core::error::generic_error;
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use deno_core::error::AnyError;
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use deno_core::futures;
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use deno_core::parking_lot::Mutex;
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use deno_core::unsync::spawn_blocking;
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use deno_core::url::Url;
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use log::debug;
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use log::info;
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use log::warn;
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use std::borrow::Cow;
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use std::fs;
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use std::io::stdin;
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use std::io::stdout;
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use std::io::Read;
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use std::io::Write;
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use std::path::Path;
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use std::path::PathBuf;
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use std::sync::atomic::AtomicUsize;
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use std::sync::atomic::Ordering;
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use std::sync::Arc;
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use crate::cache::IncrementalCache;
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/// Format JavaScript/TypeScript files.
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pub async fn format(
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flags: Arc<Flags>,
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fmt_flags: FmtFlags,
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) -> Result<(), AnyError> {
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if fmt_flags.is_stdin() {
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let cli_options = CliOptions::from_flags(flags)?;
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let start_dir = &cli_options.start_dir;
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let fmt_config = start_dir
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.to_fmt_config(FilePatterns::new_with_base(start_dir.dir_path()))?;
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let fmt_options = FmtOptions::resolve(
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fmt_config,
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cli_options.resolve_config_unstable_fmt_options(),
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&fmt_flags,
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);
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return format_stdin(
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&fmt_flags,
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fmt_options,
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cli_options
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.ext_flag()
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.as_ref()
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.map(|s| s.as_str())
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.unwrap_or("ts"),
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);
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}
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if let Some(watch_flags) = &fmt_flags.watch {
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file_watcher::watch_func(
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flags,
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file_watcher::PrintConfig::new("Fmt", !watch_flags.no_clear_screen),
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move |flags, watcher_communicator, changed_paths| {
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let fmt_flags = fmt_flags.clone();
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Ok(async move {
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let factory = CliFactory::from_flags(flags);
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let cli_options = factory.cli_options()?;
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let caches = factory.caches()?;
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let mut paths_with_options_batches =
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resolve_paths_with_options_batches(cli_options, &fmt_flags)?;
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for paths_with_options in &mut paths_with_options_batches {
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let _ = watcher_communicator
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.watch_paths(paths_with_options.paths.clone());
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let files = std::mem::take(&mut paths_with_options.paths);
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paths_with_options.paths = if let Some(paths) = &changed_paths {
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if fmt_flags.check {
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// check all files on any changed (https://github.com/denoland/deno/issues/12446)
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files
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.iter()
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.any(|path| {
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canonicalize_path(path)
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.map(|path| paths.contains(&path))
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.unwrap_or(false)
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})
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.then_some(files)
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.unwrap_or_else(|| [].to_vec())
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} else {
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files
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.into_iter()
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.filter(|path| {
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canonicalize_path(path)
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.map(|path| paths.contains(&path))
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.unwrap_or(false)
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})
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.collect::<Vec<_>>()
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}
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} else {
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files
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};
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}
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format_files(
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caches,
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cli_options,
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&fmt_flags,
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paths_with_options_batches,
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)
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.await?;
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Ok(())
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})
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},
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)
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.await?;
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} else {
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let factory = CliFactory::from_flags(flags);
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let cli_options = factory.cli_options()?;
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let caches = factory.caches()?;
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let paths_with_options_batches =
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resolve_paths_with_options_batches(cli_options, &fmt_flags)?;
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format_files(caches, cli_options, &fmt_flags, paths_with_options_batches)
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.await?;
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}
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Ok(())
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}
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struct PathsWithOptions {
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base: PathBuf,
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paths: Vec<PathBuf>,
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options: FmtOptions,
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}
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fn resolve_paths_with_options_batches(
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cli_options: &CliOptions,
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fmt_flags: &FmtFlags,
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) -> Result<Vec<PathsWithOptions>, AnyError> {
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let members_fmt_options =
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cli_options.resolve_fmt_options_for_members(fmt_flags)?;
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let mut paths_with_options_batches =
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Vec::with_capacity(members_fmt_options.len());
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for (_ctx, member_fmt_options) in members_fmt_options {
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let files =
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collect_fmt_files(cli_options, member_fmt_options.files.clone())?;
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if !files.is_empty() {
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paths_with_options_batches.push(PathsWithOptions {
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base: member_fmt_options.files.base.clone(),
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paths: files,
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options: member_fmt_options,
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});
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}
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}
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if paths_with_options_batches.is_empty() {
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return Err(generic_error("No target files found."));
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}
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Ok(paths_with_options_batches)
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}
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async fn format_files(
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caches: &Arc<Caches>,
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cli_options: &Arc<CliOptions>,
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fmt_flags: &FmtFlags,
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paths_with_options_batches: Vec<PathsWithOptions>,
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) -> Result<(), AnyError> {
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let formatter: Box<dyn Formatter> = if fmt_flags.check {
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Box::new(CheckFormatter::default())
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} else {
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Box::new(RealFormatter::default())
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};
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for paths_with_options in paths_with_options_batches {
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log::debug!(
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"Formatting {} file(s) in {}",
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paths_with_options.paths.len(),
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paths_with_options.base.display()
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);
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let fmt_options = paths_with_options.options;
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let paths = paths_with_options.paths;
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let incremental_cache = Arc::new(IncrementalCache::new(
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caches.fmt_incremental_cache_db(),
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&(&fmt_options.options, &fmt_options.unstable), // cache key
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&paths,
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));
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formatter
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.handle_files(
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paths,
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fmt_options.options,
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fmt_options.unstable,
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incremental_cache.clone(),
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cli_options.ext_flag().clone(),
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)
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.await?;
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incremental_cache.wait_completion().await;
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}
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formatter.finish()
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}
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fn collect_fmt_files(
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cli_options: &CliOptions,
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files: FilePatterns,
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) -> Result<Vec<PathBuf>, AnyError> {
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FileCollector::new(|e| {
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is_supported_ext_fmt(e.path)
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|| (e.path.extension().is_none() && cli_options.ext_flag().is_some())
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})
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.ignore_git_folder()
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.ignore_node_modules()
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.set_vendor_folder(cli_options.vendor_dir_path().map(ToOwned::to_owned))
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.collect_file_patterns(&deno_config::fs::RealDenoConfigFs, files)
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}
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/// Formats markdown (using <https://github.com/dprint/dprint-plugin-markdown>) and its code blocks
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/// (ts/tsx, js/jsx).
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fn format_markdown(
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file_text: &str,
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fmt_options: &FmtOptionsConfig,
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unstable_options: &UnstableFmtOptions,
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) -> Result<Option<String>, AnyError> {
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let markdown_config = get_resolved_markdown_config(fmt_options);
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dprint_plugin_markdown::format_text(
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file_text,
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&markdown_config,
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move |tag, text, line_width| {
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let tag = tag.to_lowercase();
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if matches!(
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tag.as_str(),
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"ts"
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| "tsx"
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| "js"
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| "jsx"
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| "cjs"
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| "cts"
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| "mjs"
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| "mts"
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| "javascript"
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| "typescript"
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| "json"
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| "jsonc"
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| "css"
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| "scss"
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| "sass"
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| "less"
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| "html"
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| "svelte"
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| "vue"
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| "astro"
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| "vto"
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| "njk"
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| "yml"
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| "yaml"
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) {
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// It's important to tell dprint proper file extension, otherwise
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// it might parse the file twice.
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let extension = match tag.as_str() {
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"javascript" => "js",
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"typescript" => "ts",
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rest => rest,
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};
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let fake_filename =
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PathBuf::from(format!("deno_fmt_stdin.{extension}"));
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match extension {
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"json" | "jsonc" => {
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let mut json_config = get_resolved_json_config(fmt_options);
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json_config.line_width = line_width;
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dprint_plugin_json::format_text(&fake_filename, text, &json_config)
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}
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"css" | "scss" | "sass" | "less" => {
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format_css(&fake_filename, text, fmt_options)
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}
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"html" => format_html(&fake_filename, text, fmt_options),
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"svelte" | "vue" | "astro" | "vto" | "njk" => {
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if unstable_options.component {
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format_html(&fake_filename, text, fmt_options)
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} else {
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Ok(None)
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}
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}
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"yml" | "yaml" => format_yaml(text, fmt_options),
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_ => {
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let mut codeblock_config =
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get_resolved_typescript_config(fmt_options);
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codeblock_config.line_width = line_width;
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dprint_plugin_typescript::format_text(
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&fake_filename,
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None,
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text.to_string(),
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&codeblock_config,
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)
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}
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}
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} else {
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Ok(None)
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}
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},
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)
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}
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/// Formats JSON and JSONC using the rules provided by .deno()
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/// of configuration builder of <https://github.com/dprint/dprint-plugin-json>.
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/// See <https://github.com/dprint/dprint-plugin-json/blob/cfa1052dbfa0b54eb3d814318034cdc514c813d7/src/configuration/builder.rs#L87> for configuration.
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pub fn format_json(
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file_path: &Path,
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file_text: &str,
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fmt_options: &FmtOptionsConfig,
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) -> Result<Option<String>, AnyError> {
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let config = get_resolved_json_config(fmt_options);
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dprint_plugin_json::format_text(file_path, file_text, &config)
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}
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pub fn format_css(
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file_path: &Path,
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file_text: &str,
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fmt_options: &FmtOptionsConfig,
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) -> Result<Option<String>, AnyError> {
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let formatted_str = malva::format_text(
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file_text,
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malva::detect_syntax(file_path).unwrap_or(malva::Syntax::Css),
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&get_resolved_malva_config(fmt_options),
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)
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.map_err(AnyError::from)?;
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Ok(if formatted_str == file_text {
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None
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} else {
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Some(formatted_str)
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})
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}
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fn format_yaml(
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file_text: &str,
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fmt_options: &FmtOptionsConfig,
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) -> Result<Option<String>, AnyError> {
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let formatted_str =
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pretty_yaml::format_text(file_text, &get_resolved_yaml_config(fmt_options))
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.map_err(AnyError::from)?;
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Ok(if formatted_str == file_text {
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None
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} else {
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Some(formatted_str)
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})
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}
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pub fn format_html(
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file_path: &Path,
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file_text: &str,
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fmt_options: &FmtOptionsConfig,
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) -> Result<Option<String>, AnyError> {
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let format_result = markup_fmt::format_text(
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file_text,
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markup_fmt::detect_language(file_path)
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.unwrap_or(markup_fmt::Language::Html),
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&get_resolved_markup_fmt_config(fmt_options),
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|text, hints| {
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let mut file_name =
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file_path.file_name().expect("missing file name").to_owned();
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file_name.push(".");
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file_name.push(hints.ext);
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let path = file_path.with_file_name(file_name);
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match hints.ext {
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"css" | "scss" | "sass" | "less" => {
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let mut malva_config = get_resolved_malva_config(fmt_options);
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malva_config.layout.print_width = hints.print_width;
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if hints.attr {
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malva_config.language.quotes =
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if let Some(true) = fmt_options.single_quote {
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malva::config::Quotes::AlwaysDouble
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} else {
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malva::config::Quotes::AlwaysSingle
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};
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malva_config.language.single_line_top_level_declarations = true;
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}
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malva::format_text(
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text,
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malva::detect_syntax(path).unwrap_or(malva::Syntax::Css),
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&malva_config,
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)
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.map(Cow::from)
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.map_err(AnyError::from)
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}
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"json" | "jsonc" => {
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let mut json_config = get_resolved_json_config(fmt_options);
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json_config.line_width = hints.print_width as u32;
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dprint_plugin_json::format_text(&path, text, &json_config).map(
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|formatted| {
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if let Some(formatted) = formatted {
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Cow::from(formatted)
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} else {
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Cow::from(text)
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}
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},
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)
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}
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_ => {
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let mut typescript_config =
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get_resolved_typescript_config(fmt_options);
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typescript_config.line_width = hints.print_width as u32;
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dprint_plugin_typescript::format_text(
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&path,
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None,
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text.to_string(),
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&typescript_config,
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)
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.map(|formatted| {
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if let Some(formatted) = formatted {
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Cow::from(formatted)
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} else {
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Cow::from(text)
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}
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})
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}
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}
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},
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)
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.map_err(|error| match error {
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markup_fmt::FormatError::Syntax(error) => {
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fn inner(
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error: &markup_fmt::SyntaxError,
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file_path: &Path,
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) -> Option<String> {
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let url = Url::from_file_path(file_path).ok()?;
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|
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let error_msg = format!(
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"Syntax error ({}) at {}:{}:{}\n",
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error.kind,
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url.as_str(),
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error.line,
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error.column
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);
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Some(error_msg)
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}
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|
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if let Some(error_msg) = inner(&error, file_path) {
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AnyError::from(generic_error(error_msg))
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} else {
|
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AnyError::from(error)
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}
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}
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markup_fmt::FormatError::External(errors) => {
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let last = errors.len() - 1;
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AnyError::msg(
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errors
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.into_iter()
|
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.enumerate()
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.map(|(i, error)| {
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if i == last {
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format!("{error}")
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} else {
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format!("{error}\n\n")
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}
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})
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.collect::<String>(),
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)
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}
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});
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|
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let formatted_str = format_result?;
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|
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Ok(if formatted_str == file_text {
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None
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} else {
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Some(formatted_str)
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})
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}
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|
|
/// Formats a single TS, TSX, JS, JSX, JSONC, JSON, MD, or IPYNB file.
|
|
pub fn format_file(
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file_path: &Path,
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file_text: &str,
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fmt_options: &FmtOptionsConfig,
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unstable_options: &UnstableFmtOptions,
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ext: Option<String>,
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) -> Result<Option<String>, AnyError> {
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let ext = ext
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.or_else(|| get_extension(file_path))
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.unwrap_or("ts".to_string());
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|
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match ext.as_str() {
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"md" | "mkd" | "mkdn" | "mdwn" | "mdown" | "markdown" => {
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format_markdown(file_text, fmt_options, unstable_options)
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}
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"json" | "jsonc" => format_json(file_path, file_text, fmt_options),
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"css" | "scss" | "sass" | "less" => {
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format_css(file_path, file_text, fmt_options)
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}
|
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"html" => format_html(file_path, file_text, fmt_options),
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"svelte" | "vue" | "astro" | "vto" | "njk" => {
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if unstable_options.component {
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format_html(file_path, file_text, fmt_options)
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} else {
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|
Ok(None)
|
|
}
|
|
}
|
|
"yml" | "yaml" => format_yaml(file_text, fmt_options),
|
|
"ipynb" => dprint_plugin_jupyter::format_text(
|
|
file_text,
|
|
|file_path: &Path, file_text: String| {
|
|
format_file(file_path, &file_text, fmt_options, unstable_options, None)
|
|
},
|
|
),
|
|
_ => {
|
|
let config = get_resolved_typescript_config(fmt_options);
|
|
dprint_plugin_typescript::format_text(
|
|
file_path,
|
|
Some(&ext),
|
|
file_text.to_string(),
|
|
&config,
|
|
)
|
|
}
|
|
}
|
|
}
|
|
|
|
pub fn format_parsed_source(
|
|
parsed_source: &ParsedSource,
|
|
fmt_options: &FmtOptionsConfig,
|
|
) -> Result<Option<String>, AnyError> {
|
|
dprint_plugin_typescript::format_parsed_source(
|
|
parsed_source,
|
|
&get_resolved_typescript_config(fmt_options),
|
|
)
|
|
}
|
|
|
|
#[async_trait]
|
|
trait Formatter {
|
|
async fn handle_files(
|
|
&self,
|
|
paths: Vec<PathBuf>,
|
|
fmt_options: FmtOptionsConfig,
|
|
unstable_options: UnstableFmtOptions,
|
|
incremental_cache: Arc<IncrementalCache>,
|
|
ext: Option<String>,
|
|
) -> Result<(), AnyError>;
|
|
|
|
fn finish(&self) -> Result<(), AnyError>;
|
|
}
|
|
|
|
#[derive(Default)]
|
|
struct CheckFormatter {
|
|
not_formatted_files_count: Arc<AtomicUsize>,
|
|
checked_files_count: Arc<AtomicUsize>,
|
|
}
|
|
|
|
#[async_trait]
|
|
impl Formatter for CheckFormatter {
|
|
async fn handle_files(
|
|
&self,
|
|
paths: Vec<PathBuf>,
|
|
fmt_options: FmtOptionsConfig,
|
|
unstable_options: UnstableFmtOptions,
|
|
incremental_cache: Arc<IncrementalCache>,
|
|
ext: Option<String>,
|
|
) -> Result<(), AnyError> {
|
|
// prevent threads outputting at the same time
|
|
let output_lock = Arc::new(Mutex::new(0));
|
|
|
|
run_parallelized(paths, {
|
|
let not_formatted_files_count = self.not_formatted_files_count.clone();
|
|
let checked_files_count = self.checked_files_count.clone();
|
|
move |file_path| {
|
|
checked_files_count.fetch_add(1, Ordering::Relaxed);
|
|
let file_text = read_file_contents(&file_path)?.text;
|
|
|
|
// skip checking the file if we know it's formatted
|
|
if incremental_cache.is_file_same(&file_path, &file_text) {
|
|
return Ok(());
|
|
}
|
|
|
|
match format_file(
|
|
&file_path,
|
|
&file_text,
|
|
&fmt_options,
|
|
&unstable_options,
|
|
ext.clone(),
|
|
) {
|
|
Ok(Some(formatted_text)) => {
|
|
not_formatted_files_count.fetch_add(1, Ordering::Relaxed);
|
|
let _g = output_lock.lock();
|
|
let diff = diff(&file_text, &formatted_text);
|
|
info!("");
|
|
info!("{} {}:", colors::bold("from"), file_path.display());
|
|
info!("{}", diff);
|
|
}
|
|
Ok(None) => {
|
|
// When checking formatting, only update the incremental cache when
|
|
// the file is the same since we don't bother checking for stable
|
|
// formatting here. Additionally, ensure this is done during check
|
|
// so that CIs that cache the DENO_DIR will get the benefit of
|
|
// incremental formatting
|
|
incremental_cache.update_file(&file_path, &file_text);
|
|
}
|
|
Err(e) => {
|
|
not_formatted_files_count.fetch_add(1, Ordering::Relaxed);
|
|
let _g = output_lock.lock();
|
|
warn!("Error checking: {}", file_path.to_string_lossy());
|
|
warn!(
|
|
"{}",
|
|
format!("{e}")
|
|
.split('\n')
|
|
.map(|l| {
|
|
if l.trim().is_empty() {
|
|
String::new()
|
|
} else {
|
|
format!(" {l}")
|
|
}
|
|
})
|
|
.collect::<Vec<_>>()
|
|
.join("\n")
|
|
);
|
|
}
|
|
}
|
|
Ok(())
|
|
}
|
|
})
|
|
.await?;
|
|
|
|
Ok(())
|
|
}
|
|
|
|
fn finish(&self) -> Result<(), AnyError> {
|
|
let not_formatted_files_count =
|
|
self.not_formatted_files_count.load(Ordering::Relaxed);
|
|
let checked_files_count = self.checked_files_count.load(Ordering::Relaxed);
|
|
let checked_files_str =
|
|
format!("{} {}", checked_files_count, files_str(checked_files_count));
|
|
if not_formatted_files_count == 0 {
|
|
info!("Checked {}", checked_files_str);
|
|
Ok(())
|
|
} else {
|
|
let not_formatted_files_str = files_str(not_formatted_files_count);
|
|
Err(generic_error(format!(
|
|
"Found {not_formatted_files_count} not formatted {not_formatted_files_str} in {checked_files_str}",
|
|
)))
|
|
}
|
|
}
|
|
}
|
|
|
|
#[derive(Default)]
|
|
struct RealFormatter {
|
|
formatted_files_count: Arc<AtomicUsize>,
|
|
checked_files_count: Arc<AtomicUsize>,
|
|
}
|
|
|
|
#[async_trait]
|
|
impl Formatter for RealFormatter {
|
|
async fn handle_files(
|
|
&self,
|
|
paths: Vec<PathBuf>,
|
|
fmt_options: FmtOptionsConfig,
|
|
unstable_options: UnstableFmtOptions,
|
|
incremental_cache: Arc<IncrementalCache>,
|
|
ext: Option<String>,
|
|
) -> Result<(), AnyError> {
|
|
let output_lock = Arc::new(Mutex::new(0)); // prevent threads outputting at the same time
|
|
|
|
run_parallelized(paths, {
|
|
let formatted_files_count = self.formatted_files_count.clone();
|
|
let checked_files_count = self.checked_files_count.clone();
|
|
move |file_path| {
|
|
checked_files_count.fetch_add(1, Ordering::Relaxed);
|
|
let file_contents = read_file_contents(&file_path)?;
|
|
|
|
// skip formatting the file if we know it's formatted
|
|
if incremental_cache.is_file_same(&file_path, &file_contents.text) {
|
|
return Ok(());
|
|
}
|
|
|
|
match format_ensure_stable(
|
|
&file_path,
|
|
&file_contents.text,
|
|
|file_path, file_text| {
|
|
format_file(
|
|
file_path,
|
|
file_text,
|
|
&fmt_options,
|
|
&unstable_options,
|
|
ext.clone(),
|
|
)
|
|
},
|
|
) {
|
|
Ok(Some(formatted_text)) => {
|
|
incremental_cache.update_file(&file_path, &formatted_text);
|
|
write_file_contents(
|
|
&file_path,
|
|
FileContents {
|
|
had_bom: file_contents.had_bom,
|
|
text: formatted_text,
|
|
},
|
|
)?;
|
|
formatted_files_count.fetch_add(1, Ordering::Relaxed);
|
|
let _g = output_lock.lock();
|
|
info!("{}", file_path.to_string_lossy());
|
|
}
|
|
Ok(None) => {
|
|
incremental_cache.update_file(&file_path, &file_contents.text);
|
|
}
|
|
Err(e) => {
|
|
let _g = output_lock.lock();
|
|
log::error!("Error formatting: {}", file_path.to_string_lossy());
|
|
log::error!(" {e}");
|
|
}
|
|
}
|
|
Ok(())
|
|
}
|
|
})
|
|
.await?;
|
|
Ok(())
|
|
}
|
|
|
|
fn finish(&self) -> Result<(), AnyError> {
|
|
let formatted_files_count =
|
|
self.formatted_files_count.load(Ordering::Relaxed);
|
|
debug!(
|
|
"Formatted {} {}",
|
|
formatted_files_count,
|
|
files_str(formatted_files_count),
|
|
);
|
|
|
|
let checked_files_count = self.checked_files_count.load(Ordering::Relaxed);
|
|
info!(
|
|
"Checked {} {}",
|
|
checked_files_count,
|
|
files_str(checked_files_count)
|
|
);
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
/// When storing any formatted text in the incremental cache, we want
|
|
/// to ensure that anything stored when formatted will have itself as
|
|
/// the output as well. This is to prevent "double format" issues where
|
|
/// a user formats their code locally and it fails on the CI afterwards.
|
|
fn format_ensure_stable(
|
|
file_path: &Path,
|
|
file_text: &str,
|
|
fmt_func: impl Fn(&Path, &str) -> Result<Option<String>, AnyError>,
|
|
) -> Result<Option<String>, AnyError> {
|
|
let formatted_text = fmt_func(file_path, file_text)?;
|
|
|
|
match formatted_text {
|
|
Some(mut current_text) => {
|
|
let mut count = 0;
|
|
loop {
|
|
match fmt_func(file_path, ¤t_text) {
|
|
Ok(Some(next_pass_text)) => {
|
|
// just in case
|
|
if next_pass_text == current_text {
|
|
return Ok(Some(next_pass_text));
|
|
}
|
|
current_text = next_pass_text;
|
|
}
|
|
Ok(None) => {
|
|
return Ok(Some(current_text));
|
|
}
|
|
Err(err) => {
|
|
panic!(
|
|
concat!(
|
|
"Formatting succeeded initially, but failed when ensuring a ",
|
|
"stable format. This indicates a bug in the formatter where ",
|
|
"the text it produces is not syntactically correct. As a temporary ",
|
|
"workaround you can ignore this file ({}).\n\n{:#}"
|
|
),
|
|
file_path.display(),
|
|
err,
|
|
)
|
|
}
|
|
}
|
|
count += 1;
|
|
if count == 5 {
|
|
panic!(
|
|
concat!(
|
|
"Formatting not stable. Bailed after {} tries. This indicates a bug ",
|
|
"in the formatter where it formats the file ({}) differently each time. As a ",
|
|
"temporary workaround you can ignore this file."
|
|
),
|
|
count,
|
|
file_path.display(),
|
|
)
|
|
}
|
|
}
|
|
}
|
|
None => Ok(None),
|
|
}
|
|
}
|
|
|
|
/// Format stdin and write result to stdout.
|
|
/// Treats input as set by `--ext` flag.
|
|
/// Compatible with `--check` flag.
|
|
fn format_stdin(
|
|
fmt_flags: &FmtFlags,
|
|
fmt_options: FmtOptions,
|
|
ext: &str,
|
|
) -> Result<(), AnyError> {
|
|
let mut source = String::new();
|
|
if stdin().read_to_string(&mut source).is_err() {
|
|
bail!("Failed to read from stdin");
|
|
}
|
|
let file_path = PathBuf::from(format!("_stdin.{ext}"));
|
|
let formatted_text = format_file(
|
|
&file_path,
|
|
&source,
|
|
&fmt_options.options,
|
|
&fmt_options.unstable,
|
|
None,
|
|
)?;
|
|
if fmt_flags.check {
|
|
#[allow(clippy::print_stdout)]
|
|
if formatted_text.is_some() {
|
|
println!("Not formatted stdin");
|
|
}
|
|
} else {
|
|
stdout().write_all(formatted_text.unwrap_or(source).as_bytes())?;
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
fn files_str(len: usize) -> &'static str {
|
|
if len <= 1 {
|
|
"file"
|
|
} else {
|
|
"files"
|
|
}
|
|
}
|
|
|
|
fn get_resolved_typescript_config(
|
|
options: &FmtOptionsConfig,
|
|
) -> dprint_plugin_typescript::configuration::Configuration {
|
|
let mut builder =
|
|
dprint_plugin_typescript::configuration::ConfigurationBuilder::new();
|
|
builder.deno();
|
|
|
|
if let Some(use_tabs) = options.use_tabs {
|
|
builder.use_tabs(use_tabs);
|
|
}
|
|
|
|
if let Some(line_width) = options.line_width {
|
|
builder.line_width(line_width);
|
|
}
|
|
|
|
if let Some(indent_width) = options.indent_width {
|
|
builder.indent_width(indent_width);
|
|
}
|
|
|
|
if let Some(single_quote) = options.single_quote {
|
|
if single_quote {
|
|
builder.quote_style(
|
|
dprint_plugin_typescript::configuration::QuoteStyle::PreferSingle,
|
|
);
|
|
}
|
|
}
|
|
|
|
if let Some(semi_colons) = options.semi_colons {
|
|
builder.semi_colons(match semi_colons {
|
|
true => dprint_plugin_typescript::configuration::SemiColons::Prefer,
|
|
false => dprint_plugin_typescript::configuration::SemiColons::Asi,
|
|
});
|
|
}
|
|
|
|
builder.build()
|
|
}
|
|
|
|
fn get_resolved_markdown_config(
|
|
options: &FmtOptionsConfig,
|
|
) -> dprint_plugin_markdown::configuration::Configuration {
|
|
let mut builder =
|
|
dprint_plugin_markdown::configuration::ConfigurationBuilder::new();
|
|
|
|
builder.deno();
|
|
|
|
if let Some(line_width) = options.line_width {
|
|
builder.line_width(line_width);
|
|
}
|
|
|
|
if let Some(prose_wrap) = options.prose_wrap {
|
|
builder.text_wrap(match prose_wrap {
|
|
ProseWrap::Always => {
|
|
dprint_plugin_markdown::configuration::TextWrap::Always
|
|
}
|
|
ProseWrap::Never => {
|
|
dprint_plugin_markdown::configuration::TextWrap::Never
|
|
}
|
|
ProseWrap::Preserve => {
|
|
dprint_plugin_markdown::configuration::TextWrap::Maintain
|
|
}
|
|
});
|
|
}
|
|
|
|
builder.build()
|
|
}
|
|
|
|
fn get_resolved_json_config(
|
|
options: &FmtOptionsConfig,
|
|
) -> dprint_plugin_json::configuration::Configuration {
|
|
let mut builder =
|
|
dprint_plugin_json::configuration::ConfigurationBuilder::new();
|
|
|
|
builder.deno();
|
|
|
|
if let Some(use_tabs) = options.use_tabs {
|
|
builder.use_tabs(use_tabs);
|
|
}
|
|
|
|
if let Some(line_width) = options.line_width {
|
|
builder.line_width(line_width);
|
|
}
|
|
|
|
if let Some(indent_width) = options.indent_width {
|
|
builder.indent_width(indent_width);
|
|
}
|
|
|
|
builder.build()
|
|
}
|
|
|
|
fn get_resolved_malva_config(
|
|
options: &FmtOptionsConfig,
|
|
) -> malva::config::FormatOptions {
|
|
use malva::config::*;
|
|
|
|
let layout_options = LayoutOptions {
|
|
print_width: options.line_width.unwrap_or(80) as usize,
|
|
use_tabs: options.use_tabs.unwrap_or_default(),
|
|
indent_width: options.indent_width.unwrap_or(2) as usize,
|
|
line_break: LineBreak::Lf,
|
|
};
|
|
|
|
let language_options = LanguageOptions {
|
|
align_comments: true,
|
|
hex_case: HexCase::Lower,
|
|
hex_color_length: None,
|
|
quotes: if let Some(true) = options.single_quote {
|
|
Quotes::PreferSingle
|
|
} else {
|
|
Quotes::PreferDouble
|
|
},
|
|
operator_linebreak: OperatorLineBreak::Before,
|
|
block_selector_linebreak: BlockSelectorLineBreak::Consistent,
|
|
omit_number_leading_zero: false,
|
|
trailing_comma: true,
|
|
format_comments: false,
|
|
linebreak_in_pseudo_parens: true,
|
|
declaration_order: None,
|
|
single_line_block_threshold: None,
|
|
keyframe_selector_notation: None,
|
|
attr_value_quotes: AttrValueQuotes::Always,
|
|
prefer_single_line: false,
|
|
selectors_prefer_single_line: None,
|
|
function_args_prefer_single_line: None,
|
|
sass_content_at_rule_prefer_single_line: None,
|
|
sass_include_at_rule_prefer_single_line: None,
|
|
sass_map_prefer_single_line: None,
|
|
sass_module_config_prefer_single_line: None,
|
|
sass_params_prefer_single_line: None,
|
|
less_import_options_prefer_single_line: None,
|
|
less_mixin_args_prefer_single_line: None,
|
|
less_mixin_params_prefer_single_line: None,
|
|
single_line_top_level_declarations: false,
|
|
selector_override_comment_directive: "deno-fmt-selector-override".into(),
|
|
ignore_comment_directive: "deno-fmt-ignore".into(),
|
|
ignore_file_comment_directive: "deno-fmt-ignore-file".into(),
|
|
};
|
|
|
|
FormatOptions {
|
|
layout: layout_options,
|
|
language: language_options,
|
|
}
|
|
}
|
|
|
|
fn get_resolved_markup_fmt_config(
|
|
options: &FmtOptionsConfig,
|
|
) -> markup_fmt::config::FormatOptions {
|
|
use markup_fmt::config::*;
|
|
|
|
let layout_options = LayoutOptions {
|
|
print_width: options.line_width.unwrap_or(80) as usize,
|
|
use_tabs: options.use_tabs.unwrap_or_default(),
|
|
indent_width: options.indent_width.unwrap_or(2) as usize,
|
|
line_break: LineBreak::Lf,
|
|
};
|
|
|
|
let language_options = LanguageOptions {
|
|
quotes: Quotes::Double,
|
|
format_comments: false,
|
|
script_indent: true,
|
|
html_script_indent: None,
|
|
vue_script_indent: Some(false),
|
|
svelte_script_indent: None,
|
|
astro_script_indent: None,
|
|
style_indent: true,
|
|
html_style_indent: None,
|
|
vue_style_indent: Some(false),
|
|
svelte_style_indent: None,
|
|
astro_style_indent: None,
|
|
closing_bracket_same_line: false,
|
|
closing_tag_line_break_for_empty: ClosingTagLineBreakForEmpty::Fit,
|
|
max_attrs_per_line: None,
|
|
prefer_attrs_single_line: false,
|
|
html_normal_self_closing: None,
|
|
html_void_self_closing: Some(true),
|
|
component_self_closing: None,
|
|
svg_self_closing: None,
|
|
mathml_self_closing: None,
|
|
whitespace_sensitivity: WhitespaceSensitivity::Css,
|
|
component_whitespace_sensitivity: None,
|
|
doctype_keyword_case: DoctypeKeywordCase::Upper,
|
|
v_bind_style: None,
|
|
v_on_style: None,
|
|
v_for_delimiter_style: None,
|
|
v_slot_style: None,
|
|
component_v_slot_style: None,
|
|
default_v_slot_style: None,
|
|
named_v_slot_style: None,
|
|
v_bind_same_name_short_hand: None,
|
|
strict_svelte_attr: false,
|
|
svelte_attr_shorthand: Some(true),
|
|
svelte_directive_shorthand: Some(true),
|
|
astro_attr_shorthand: Some(true),
|
|
ignore_comment_directive: "deno-fmt-ignore".into(),
|
|
ignore_file_comment_directive: "deno-fmt-ignore-file".into(),
|
|
};
|
|
|
|
FormatOptions {
|
|
layout: layout_options,
|
|
language: language_options,
|
|
}
|
|
}
|
|
|
|
fn get_resolved_yaml_config(
|
|
options: &FmtOptionsConfig,
|
|
) -> pretty_yaml::config::FormatOptions {
|
|
use pretty_yaml::config::*;
|
|
|
|
let layout_options = LayoutOptions {
|
|
print_width: options.line_width.unwrap_or(80) as usize,
|
|
indent_width: options.indent_width.unwrap_or(2) as usize,
|
|
line_break: LineBreak::Lf,
|
|
};
|
|
|
|
let language_options = LanguageOptions {
|
|
quotes: if let Some(true) = options.single_quote {
|
|
Quotes::PreferSingle
|
|
} else {
|
|
Quotes::PreferDouble
|
|
},
|
|
trailing_comma: true,
|
|
format_comments: false,
|
|
indent_block_sequence_in_map: true,
|
|
brace_spacing: true,
|
|
bracket_spacing: false,
|
|
dash_spacing: DashSpacing::OneSpace,
|
|
prefer_single_line: false,
|
|
flow_sequence_prefer_single_line: None,
|
|
flow_map_prefer_single_line: None,
|
|
trim_trailing_whitespaces: true,
|
|
trim_trailing_zero: false,
|
|
ignore_comment_directive: "deno-fmt-ignore".into(),
|
|
};
|
|
|
|
FormatOptions {
|
|
layout: layout_options,
|
|
language: language_options,
|
|
}
|
|
}
|
|
|
|
struct FileContents {
|
|
text: String,
|
|
had_bom: bool,
|
|
}
|
|
|
|
fn read_file_contents(file_path: &Path) -> Result<FileContents, AnyError> {
|
|
let file_bytes = fs::read(file_path)
|
|
.with_context(|| format!("Error reading {}", file_path.display()))?;
|
|
let had_bom = file_bytes.starts_with(&[0xEF, 0xBB, 0xBF]);
|
|
// will have the BOM stripped
|
|
let text = deno_graph::source::decode_owned_file_source(file_bytes)
|
|
.with_context(|| {
|
|
anyhow!("{} is not a valid UTF-8 file", file_path.display())
|
|
})?;
|
|
|
|
Ok(FileContents { text, had_bom })
|
|
}
|
|
|
|
fn write_file_contents(
|
|
file_path: &Path,
|
|
mut file_contents: FileContents,
|
|
) -> Result<(), AnyError> {
|
|
let file_text = if file_contents.had_bom {
|
|
// add back the BOM
|
|
file_contents.text.insert(0, '\u{FEFF}');
|
|
file_contents.text
|
|
} else {
|
|
file_contents.text
|
|
};
|
|
|
|
Ok(fs::write(file_path, file_text)?)
|
|
}
|
|
|
|
pub async fn run_parallelized<F>(
|
|
file_paths: Vec<PathBuf>,
|
|
f: F,
|
|
) -> Result<(), AnyError>
|
|
where
|
|
F: FnOnce(PathBuf) -> Result<(), AnyError> + Send + 'static + Clone,
|
|
{
|
|
let handles = file_paths.iter().map(|file_path| {
|
|
let f = f.clone();
|
|
let file_path = file_path.clone();
|
|
spawn_blocking(move || f(file_path))
|
|
});
|
|
let join_results = futures::future::join_all(handles).await;
|
|
|
|
// find the tasks that panicked and let the user know which files
|
|
let panic_file_paths = join_results
|
|
.iter()
|
|
.enumerate()
|
|
.filter_map(|(i, join_result)| {
|
|
join_result
|
|
.as_ref()
|
|
.err()
|
|
.map(|_| file_paths[i].to_string_lossy())
|
|
})
|
|
.collect::<Vec<_>>();
|
|
if !panic_file_paths.is_empty() {
|
|
panic!("Panic formatting: {}", panic_file_paths.join(", "))
|
|
}
|
|
|
|
// check for any errors and if so return the first one
|
|
let mut errors = join_results.into_iter().filter_map(|join_result| {
|
|
join_result
|
|
.ok()
|
|
.and_then(|handle_result| handle_result.err())
|
|
});
|
|
|
|
if let Some(e) = errors.next() {
|
|
Err(e)
|
|
} else {
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
/// This function is similar to is_supported_ext but adds additional extensions
|
|
/// supported by `deno fmt`.
|
|
fn is_supported_ext_fmt(path: &Path) -> bool {
|
|
get_extension(path).is_some_and(|ext| {
|
|
matches!(
|
|
ext.as_str(),
|
|
"ts"
|
|
| "tsx"
|
|
| "js"
|
|
| "jsx"
|
|
| "cjs"
|
|
| "cts"
|
|
| "mjs"
|
|
| "mts"
|
|
| "json"
|
|
| "jsonc"
|
|
| "css"
|
|
| "scss"
|
|
| "sass"
|
|
| "less"
|
|
| "html"
|
|
| "svelte"
|
|
| "vue"
|
|
| "astro"
|
|
| "vto"
|
|
| "njk"
|
|
| "md"
|
|
| "mkd"
|
|
| "mkdn"
|
|
| "mdwn"
|
|
| "mdown"
|
|
| "markdown"
|
|
| "yml"
|
|
| "yaml"
|
|
| "ipynb"
|
|
)
|
|
})
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod test {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_is_supported_ext_fmt() {
|
|
assert!(!is_supported_ext_fmt(Path::new("tests/subdir/redirects")));
|
|
assert!(is_supported_ext_fmt(Path::new("README.md")));
|
|
assert!(is_supported_ext_fmt(Path::new("readme.MD")));
|
|
assert!(is_supported_ext_fmt(Path::new("readme.mkd")));
|
|
assert!(is_supported_ext_fmt(Path::new("readme.mkdn")));
|
|
assert!(is_supported_ext_fmt(Path::new("readme.mdwn")));
|
|
assert!(is_supported_ext_fmt(Path::new("readme.mdown")));
|
|
assert!(is_supported_ext_fmt(Path::new("readme.markdown")));
|
|
assert!(is_supported_ext_fmt(Path::new("lib/typescript.d.ts")));
|
|
assert!(is_supported_ext_fmt(Path::new("testdata/run/001_hello.js")));
|
|
assert!(is_supported_ext_fmt(Path::new("testdata/run/002_hello.ts")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.jsx")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.tsx")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.TS")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.TSX")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.JS")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.JSX")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.mjs")));
|
|
assert!(!is_supported_ext_fmt(Path::new("foo.mjsx")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.jsonc")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.JSONC")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.json")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.JsON")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.css")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.Css")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.scss")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.SCSS")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.sass")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.Sass")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.less")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.LeSS")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.html")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.HTML")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.svelte")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.Svelte")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.vue")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.VUE")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.astro")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.AsTrO")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.vto")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.Vto")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.njk")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.NJk")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.yml")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.Yml")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.yaml")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.YaML")));
|
|
assert!(is_supported_ext_fmt(Path::new("foo.ipynb")));
|
|
}
|
|
|
|
#[test]
|
|
#[should_panic(expected = "Formatting not stable. Bailed after 5 tries.")]
|
|
fn test_format_ensure_stable_unstable_format() {
|
|
format_ensure_stable(&PathBuf::from("mod.ts"), "1", |_, file_text| {
|
|
Ok(Some(format!("1{file_text}")))
|
|
})
|
|
.unwrap();
|
|
}
|
|
|
|
#[test]
|
|
fn test_format_ensure_stable_error_first() {
|
|
let err = format_ensure_stable(&PathBuf::from("mod.ts"), "1", |_, _| {
|
|
bail!("Error formatting.")
|
|
})
|
|
.unwrap_err();
|
|
|
|
assert_eq!(err.to_string(), "Error formatting.");
|
|
}
|
|
|
|
#[test]
|
|
#[should_panic(expected = "Formatting succeeded initially, but failed when")]
|
|
fn test_format_ensure_stable_error_second() {
|
|
format_ensure_stable(&PathBuf::from("mod.ts"), "1", |_, file_text| {
|
|
if file_text == "1" {
|
|
Ok(Some("11".to_string()))
|
|
} else {
|
|
bail!("Error formatting.")
|
|
}
|
|
})
|
|
.unwrap();
|
|
}
|
|
|
|
#[test]
|
|
fn test_format_stable_after_two() {
|
|
let result =
|
|
format_ensure_stable(&PathBuf::from("mod.ts"), "1", |_, file_text| {
|
|
if file_text == "1" {
|
|
Ok(Some("11".to_string()))
|
|
} else if file_text == "11" {
|
|
Ok(None)
|
|
} else {
|
|
unreachable!();
|
|
}
|
|
})
|
|
.unwrap();
|
|
|
|
assert_eq!(result, Some("11".to_string()));
|
|
}
|
|
|
|
#[test]
|
|
fn test_single_quote_true_prefers_single_quote() {
|
|
let file_text = format_file(
|
|
&PathBuf::from("test.ts"),
|
|
"console.log(\"there's\");\nconsole.log('hi');\nconsole.log(\"bye\")\n",
|
|
&FmtOptionsConfig {
|
|
single_quote: Some(true),
|
|
..Default::default()
|
|
},
|
|
&UnstableFmtOptions::default(),
|
|
None,
|
|
)
|
|
.unwrap()
|
|
.unwrap();
|
|
assert_eq!(
|
|
file_text,
|
|
// should use double quotes for the string with a single quote
|
|
"console.log(\"there's\");\nconsole.log('hi');\nconsole.log('bye');\n",
|
|
);
|
|
}
|
|
}
|