mirror of
https://github.com/denoland/deno.git
synced 2024-12-22 07:14:47 -05:00
904 lines
26 KiB
Rust
904 lines
26 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::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 log::debug;
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use log::info;
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use log::warn;
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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(flags: Flags, fmt_flags: FmtFlags) -> 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_ctx = cli_options.workspace.resolve_start_ctx();
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let fmt_config = start_ctx
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.to_fmt_config(FilePatterns::new_with_base(start_ctx.dir_path()))?;
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let fmt_options = FmtOptions::resolve(fmt_config, &fmt_flags);
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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(caches, &fmt_flags, paths_with_options_batches).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 caches = factory.caches()?;
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let cli_options = factory.cli_options();
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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, &fmt_flags, paths_with_options_batches).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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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,
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&paths,
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));
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formatter
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.handle_files(paths, fmt_options.options, incremental_cache.clone())
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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| is_supported_ext_fmt(e.path))
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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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) -> 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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) {
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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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if matches!(extension, "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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} else {
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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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text.to_string(),
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&codeblock_config,
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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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/// Formats a single TS, TSX, JS, JSX, JSONC, JSON, MD, or IPYNB file.
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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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) -> Result<Option<String>, AnyError> {
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let ext = get_extension(file_path).unwrap_or_default();
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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)
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}
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"json" | "jsonc" => format_json(file_path, file_text, fmt_options),
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"ipynb" => dprint_plugin_jupyter::format_text(
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file_text,
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|file_path: &Path, file_text: String| {
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format_file(file_path, &file_text, fmt_options)
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},
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),
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_ => {
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let config = get_resolved_typescript_config(fmt_options);
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dprint_plugin_typescript::format_text(
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file_path,
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file_text.to_string(),
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&config,
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)
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}
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}
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}
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pub fn format_parsed_source(
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parsed_source: &ParsedSource,
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fmt_options: &FmtOptionsConfig,
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) -> Result<Option<String>, AnyError> {
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dprint_plugin_typescript::format_parsed_source(
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parsed_source,
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&get_resolved_typescript_config(fmt_options),
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)
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}
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#[async_trait]
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trait Formatter {
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async fn handle_files(
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&self,
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paths: Vec<PathBuf>,
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fmt_options: FmtOptionsConfig,
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incremental_cache: Arc<IncrementalCache>,
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) -> Result<(), AnyError>;
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fn finish(&self) -> Result<(), AnyError>;
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}
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#[derive(Default)]
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struct CheckFormatter {
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not_formatted_files_count: Arc<AtomicUsize>,
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checked_files_count: Arc<AtomicUsize>,
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}
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#[async_trait]
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impl Formatter for CheckFormatter {
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async fn handle_files(
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&self,
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paths: Vec<PathBuf>,
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fmt_options: FmtOptionsConfig,
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incremental_cache: Arc<IncrementalCache>,
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) -> Result<(), AnyError> {
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// prevent threads outputting at the same time
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let output_lock = Arc::new(Mutex::new(0));
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run_parallelized(paths, {
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let not_formatted_files_count = self.not_formatted_files_count.clone();
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let checked_files_count = self.checked_files_count.clone();
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move |file_path| {
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checked_files_count.fetch_add(1, Ordering::Relaxed);
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let file_text = read_file_contents(&file_path)?.text;
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// skip checking the file if we know it's formatted
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if incremental_cache.is_file_same(&file_path, &file_text) {
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return Ok(());
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}
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match format_file(&file_path, &file_text, &fmt_options) {
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Ok(Some(formatted_text)) => {
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not_formatted_files_count.fetch_add(1, Ordering::Relaxed);
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let _g = output_lock.lock();
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let diff = diff(&file_text, &formatted_text);
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info!("");
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info!("{} {}:", colors::bold("from"), file_path.display());
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info!("{}", diff);
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}
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Ok(None) => {
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// When checking formatting, only update the incremental cache when
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// the file is the same since we don't bother checking for stable
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// formatting here. Additionally, ensure this is done during check
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// so that CIs that cache the DENO_DIR will get the benefit of
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// incremental formatting
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incremental_cache.update_file(&file_path, &file_text);
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}
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Err(e) => {
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not_formatted_files_count.fetch_add(1, Ordering::Relaxed);
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let _g = output_lock.lock();
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warn!("Error checking: {}", file_path.to_string_lossy());
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warn!(
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"{}",
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format!("{e}")
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.split('\n')
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.map(|l| {
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if l.trim().is_empty() {
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String::new()
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} else {
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format!(" {l}")
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}
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})
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.collect::<Vec<_>>()
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.join("\n")
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);
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}
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}
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Ok(())
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}
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})
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.await?;
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Ok(())
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}
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fn finish(&self) -> Result<(), AnyError> {
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let not_formatted_files_count =
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self.not_formatted_files_count.load(Ordering::Relaxed);
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let checked_files_count = self.checked_files_count.load(Ordering::Relaxed);
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let checked_files_str =
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format!("{} {}", checked_files_count, files_str(checked_files_count));
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if not_formatted_files_count == 0 {
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info!("Checked {}", checked_files_str);
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Ok(())
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} else {
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let not_formatted_files_str = files_str(not_formatted_files_count);
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Err(generic_error(format!(
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"Found {not_formatted_files_count} not formatted {not_formatted_files_str} in {checked_files_str}",
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)))
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}
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}
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}
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#[derive(Default)]
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struct RealFormatter {
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formatted_files_count: Arc<AtomicUsize>,
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checked_files_count: Arc<AtomicUsize>,
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}
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#[async_trait]
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impl Formatter for RealFormatter {
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async fn handle_files(
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&self,
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paths: Vec<PathBuf>,
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fmt_options: FmtOptionsConfig,
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incremental_cache: Arc<IncrementalCache>,
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) -> Result<(), AnyError> {
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let output_lock = Arc::new(Mutex::new(0)); // prevent threads outputting at the same time
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run_parallelized(paths, {
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let formatted_files_count = self.formatted_files_count.clone();
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let checked_files_count = self.checked_files_count.clone();
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move |file_path| {
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checked_files_count.fetch_add(1, Ordering::Relaxed);
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let file_contents = read_file_contents(&file_path)?;
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|
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// skip formatting the file if we know it's formatted
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if incremental_cache.is_file_same(&file_path, &file_contents.text) {
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return Ok(());
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}
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match format_ensure_stable(
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&file_path,
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&file_contents.text,
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&fmt_options,
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format_file,
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) {
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Ok(Some(formatted_text)) => {
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incremental_cache.update_file(&file_path, &formatted_text);
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write_file_contents(
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&file_path,
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FileContents {
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had_bom: file_contents.had_bom,
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text: formatted_text,
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},
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)?;
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formatted_files_count.fetch_add(1, Ordering::Relaxed);
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let _g = output_lock.lock();
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info!("{}", file_path.to_string_lossy());
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}
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Ok(None) => {
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incremental_cache.update_file(&file_path, &file_contents.text);
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}
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Err(e) => {
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let _g = output_lock.lock();
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log::error!("Error formatting: {}", file_path.to_string_lossy());
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log::error!(" {e}");
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}
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}
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Ok(())
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}
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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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fn finish(&self) -> Result<(), AnyError> {
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let formatted_files_count =
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self.formatted_files_count.load(Ordering::Relaxed);
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debug!(
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"Formatted {} {}",
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formatted_files_count,
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files_str(formatted_files_count),
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);
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|
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let checked_files_count = self.checked_files_count.load(Ordering::Relaxed);
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info!(
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"Checked {} {}",
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checked_files_count,
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files_str(checked_files_count)
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);
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Ok(())
|
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}
|
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}
|
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|
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/// 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_options: &FmtOptionsConfig,
|
|
fmt_func: impl Fn(
|
|
&Path,
|
|
&str,
|
|
&FmtOptionsConfig,
|
|
) -> Result<Option<String>, AnyError>,
|
|
) -> Result<Option<String>, AnyError> {
|
|
let formatted_text = fmt_func(file_path, file_text, fmt_options)?;
|
|
|
|
match formatted_text {
|
|
Some(mut current_text) => {
|
|
let mut count = 0;
|
|
loop {
|
|
match fmt_func(file_path, ¤t_text, fmt_options) {
|
|
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)?;
|
|
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()
|
|
}
|
|
|
|
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"
|
|
| "md"
|
|
| "mkd"
|
|
| "mkdn"
|
|
| "mdwn"
|
|
| "mdown"
|
|
| "markdown"
|
|
| "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.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",
|
|
&Default::default(),
|
|
|_, 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",
|
|
&Default::default(),
|
|
|_, _, _| 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",
|
|
&Default::default(),
|
|
|_, 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",
|
|
&Default::default(),
|
|
|_, 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()
|
|
},
|
|
)
|
|
.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",
|
|
);
|
|
}
|
|
}
|