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Port changes to zed2

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This commit is contained in:
Kirill Bulatov 2023-11-03 11:02:38 +02:00
parent 24dd1c5812
commit 09346fb9f1
8 changed files with 1059 additions and 501 deletions
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555
crates/prettier2/src/prettier2.rs
View file

@ -1,5 +1,5 @@
use anyhow::Context;
use collections::HashMap;
use collections::{HashMap, HashSet};
use fs::Fs;
use gpui::{AsyncAppContext, Model};
use language::{language_settings::language_settings, Buffer, Diff};
@ -7,11 +7,10 @@ use lsp::{LanguageServer, LanguageServerId};
use node_runtime::NodeRuntime;
use serde::{Deserialize, Serialize};
use std::{
collections::VecDeque,
path::{Path, PathBuf},
sync::Arc,
};
use util::paths::DEFAULT_PRETTIER_DIR;
use util::paths::{PathMatcher, DEFAULT_PRETTIER_DIR};
pub enum Prettier {
Real(RealPrettier),
@ -20,7 +19,6 @@ pub enum Prettier {
}
pub struct RealPrettier {
worktree_id: Option<usize>,
default: bool,
prettier_dir: PathBuf,
server: Arc<LanguageServer>,
@ -28,17 +26,10 @@ pub struct RealPrettier {
#[cfg(any(test, feature = "test-support"))]
pub struct TestPrettier {
worktree_id: Option<usize>,
prettier_dir: PathBuf,
default: bool,
}
#[derive(Debug)]
pub struct LocateStart {
pub worktree_root_path: Arc<Path>,
pub starting_path: Arc<Path>,
}
pub const PRETTIER_SERVER_FILE: &str = "prettier_server.js";
pub const PRETTIER_SERVER_JS: &str = include_str!("./prettier_server.js");
const PRETTIER_PACKAGE_NAME: &str = "prettier";
@ -63,79 +54,106 @@ impl Prettier {
".editorconfig",
];
pub async fn locate(
starting_path: Option<LocateStart>,
fs: Arc<dyn Fs>,
) -> anyhow::Result<PathBuf> {
fn is_node_modules(path_component: &std::path::Component<'_>) -> bool {
path_component.as_os_str().to_string_lossy() == "node_modules"
pub async fn locate_prettier_installation(
fs: &dyn Fs,
installed_prettiers: &HashSet<PathBuf>,
locate_from: &Path,
) -> anyhow::Result<Option<PathBuf>> {
let mut path_to_check = locate_from
.components()
.take_while(|component| component.as_os_str().to_string_lossy() != "node_modules")
.collect::<PathBuf>();
let path_to_check_metadata = fs
.metadata(&path_to_check)
.await
.with_context(|| format!("failed to get metadata for initial path {path_to_check:?}"))?
.with_context(|| format!("empty metadata for initial path {path_to_check:?}"))?;
if !path_to_check_metadata.is_dir {
path_to_check.pop();
}
let paths_to_check = match starting_path.as_ref() {
Some(starting_path) => {
let worktree_root = starting_path
.worktree_root_path
.components()
.into_iter()
.take_while(|path_component| !is_node_modules(path_component))
.collect::<PathBuf>();
if worktree_root != starting_path.worktree_root_path.as_ref() {
vec![worktree_root]
let mut project_path_with_prettier_dependency = None;
loop {
if installed_prettiers.contains(&path_to_check) {
log::debug!("Found prettier path {path_to_check:?} in installed prettiers");
return Ok(Some(path_to_check));
} else if let Some(package_json_contents) =
read_package_json(fs, &path_to_check).await?
{
if has_prettier_in_package_json(&package_json_contents) {
if has_prettier_in_node_modules(fs, &path_to_check).await? {
log::debug!("Found prettier path {path_to_check:?} in both package.json and node_modules");
return Ok(Some(path_to_check));
} else if project_path_with_prettier_dependency.is_none() {
project_path_with_prettier_dependency = Some(path_to_check.clone());
}
} else {
if starting_path.starting_path.as_ref() == Path::new("") {
worktree_root
.parent()
.map(|path| vec![path.to_path_buf()])
.unwrap_or_default()
} else {
let file_to_format = starting_path.starting_path.as_ref();
let mut paths_to_check = VecDeque::new();
let mut current_path = worktree_root;
for path_component in file_to_format.components().into_iter() {
let new_path = current_path.join(path_component);
let old_path = std::mem::replace(&mut current_path, new_path);
paths_to_check.push_front(old_path);
if is_node_modules(&path_component) {
break;
}
match package_json_contents.get("workspaces") {
Some(serde_json::Value::Array(workspaces)) => {
match &project_path_with_prettier_dependency {
Some(project_path_with_prettier_dependency) => {
let subproject_path = project_path_with_prettier_dependency.strip_prefix(&path_to_check).expect("traversing path parents, should be able to strip prefix");
if workspaces.iter().filter_map(|value| {
if let serde_json::Value::String(s) = value {
Some(s.clone())
} else {
log::warn!("Skipping non-string 'workspaces' value: {value:?}");
None
}
}).any(|workspace_definition| {
if let Some(path_matcher) = PathMatcher::new(&workspace_definition).ok() {
path_matcher.is_match(subproject_path)
} else {
workspace_definition == subproject_path.to_string_lossy()
}
}) {
anyhow::ensure!(has_prettier_in_node_modules(fs, &path_to_check).await?, "Found prettier path {path_to_check:?} in the workspace root for project in {project_path_with_prettier_dependency:?}, but it's not installed into workspace root's node_modules");
log::info!("Found prettier path {path_to_check:?} in the workspace root for project in {project_path_with_prettier_dependency:?}");
return Ok(Some(path_to_check));
} else {
log::warn!("Skipping path {path_to_check:?} that has prettier in its 'node_modules' subdirectory, but is not included in its package.json workspaces {workspaces:?}");
}
}
None => {
log::warn!("Skipping path {path_to_check:?} that has prettier in its 'node_modules' subdirectory, but has no prettier in its package.json");
}
}
},
Some(unknown) => log::error!("Failed to parse workspaces for {path_to_check:?} from package.json, got {unknown:?}. Skipping."),
None => log::warn!("Skipping path {path_to_check:?} that has no prettier dependency and no workspaces section in its package.json"),
}
Vec::from(paths_to_check)
}
}
if !path_to_check.pop() {
match project_path_with_prettier_dependency {
Some(closest_prettier_discovered) => {
anyhow::bail!("No prettier found in node_modules for ancestors of {locate_from:?}, but discovered prettier package.json dependency in {closest_prettier_discovered:?}")
}
None => {
log::debug!("Found no prettier in ancestors of {locate_from:?}");
return Ok(None);
}
}
}
None => Vec::new(),
};
match find_closest_prettier_dir(paths_to_check, fs.as_ref())
.await
.with_context(|| format!("finding prettier starting with {starting_path:?}"))?
{
Some(prettier_dir) => Ok(prettier_dir),
None => Ok(DEFAULT_PRETTIER_DIR.to_path_buf()),
}
}
#[cfg(any(test, feature = "test-support"))]
pub async fn start(
worktree_id: Option<usize>,
_: LanguageServerId,
prettier_dir: PathBuf,
_: Arc<dyn NodeRuntime>,
_: AsyncAppContext,
) -> anyhow::Result<Self> {
Ok(
#[cfg(any(test, feature = "test-support"))]
Self::Test(TestPrettier {
worktree_id,
default: prettier_dir == DEFAULT_PRETTIER_DIR.as_path(),
prettier_dir,
}),
)
Ok(Self::Test(TestPrettier {
default: prettier_dir == DEFAULT_PRETTIER_DIR.as_path(),
prettier_dir,
}))
}
#[cfg(not(any(test, feature = "test-support")))]
pub async fn start(
worktree_id: Option<usize>,
server_id: LanguageServerId,
prettier_dir: PathBuf,
node: Arc<dyn NodeRuntime>,
@ -174,7 +192,6 @@ impl Prettier {
.await
.context("prettier server initialization")?;
Ok(Self::Real(RealPrettier {
worktree_id,
server,
default: prettier_dir == DEFAULT_PRETTIER_DIR.as_path(),
prettier_dir,
@ -370,64 +387,61 @@ impl Prettier {
Self::Test(test_prettier) => &test_prettier.prettier_dir,
}
}
pub fn worktree_id(&self) -> Option<usize> {
match self {
Self::Real(local) => local.worktree_id,
#[cfg(any(test, feature = "test-support"))]
Self::Test(test_prettier) => test_prettier.worktree_id,
}
}
}
async fn find_closest_prettier_dir(
paths_to_check: Vec<PathBuf>,
fs: &dyn Fs,
) -> anyhow::Result<Option<PathBuf>> {
for path in paths_to_check {
let possible_package_json = path.join("package.json");
if let Some(package_json_metadata) = fs
.metadata(&possible_package_json)
.await
.with_context(|| format!("Fetching metadata for {possible_package_json:?}"))?
{
if !package_json_metadata.is_dir && !package_json_metadata.is_symlink {
let package_json_contents = fs
.load(&possible_package_json)
.await
.with_context(|| format!("reading {possible_package_json:?} file contents"))?;
if let Ok(json_contents) = serde_json::from_str::<HashMap<String, serde_json::Value>>(
&package_json_contents,
) {
if let Some(serde_json::Value::Object(o)) = json_contents.get("dependencies") {
if o.contains_key(PRETTIER_PACKAGE_NAME) {
return Ok(Some(path));
}
}
if let Some(serde_json::Value::Object(o)) = json_contents.get("devDependencies")
{
if o.contains_key(PRETTIER_PACKAGE_NAME) {
return Ok(Some(path));
}
}
}
}
}
async fn has_prettier_in_node_modules(fs: &dyn Fs, path: &Path) -> anyhow::Result<bool> {
let possible_node_modules_location = path.join("node_modules").join(PRETTIER_PACKAGE_NAME);
if let Some(node_modules_location_metadata) = fs
.metadata(&possible_node_modules_location)
.await
.with_context(|| format!("fetching metadata for {possible_node_modules_location:?}"))?
{
return Ok(node_modules_location_metadata.is_dir);
}
Ok(false)
}
let possible_node_modules_location = path.join("node_modules").join(PRETTIER_PACKAGE_NAME);
if let Some(node_modules_location_metadata) = fs
.metadata(&possible_node_modules_location)
.await
.with_context(|| format!("fetching metadata for {possible_node_modules_location:?}"))?
{
if node_modules_location_metadata.is_dir {
return Ok(Some(path));
}
async fn read_package_json(
fs: &dyn Fs,
path: &Path,
) -> anyhow::Result<Option<HashMap<String, serde_json::Value>>> {
let possible_package_json = path.join("package.json");
if let Some(package_json_metadata) = fs
.metadata(&possible_package_json)
.await
.with_context(|| format!("fetching metadata for package json {possible_package_json:?}"))?
{
if !package_json_metadata.is_dir && !package_json_metadata.is_symlink {
let package_json_contents = fs
.load(&possible_package_json)
.await
.with_context(|| format!("reading {possible_package_json:?} file contents"))?;
return serde_json::from_str::<HashMap<String, serde_json::Value>>(
&package_json_contents,
)
.map(Some)
.with_context(|| format!("parsing {possible_package_json:?} file contents"));
}
}
Ok(None)
}
fn has_prettier_in_package_json(
package_json_contents: &HashMap<String, serde_json::Value>,
) -> bool {
if let Some(serde_json::Value::Object(o)) = package_json_contents.get("dependencies") {
if o.contains_key(PRETTIER_PACKAGE_NAME) {
return true;
}
}
if let Some(serde_json::Value::Object(o)) = package_json_contents.get("devDependencies") {
if o.contains_key(PRETTIER_PACKAGE_NAME) {
return true;
}
}
false
}
enum Format {}
#[derive(Clone, Debug, Eq, PartialEq, Serialize, Deserialize)]
@ -466,3 +480,316 @@ impl lsp::request::Request for ClearCache {
type Result = ();
const METHOD: &'static str = "prettier/clear_cache";
}
#[cfg(test)]
mod tests {
use fs::FakeFs;
use serde_json::json;
use super::*;
#[gpui::test]
async fn test_prettier_lookup_finds_nothing(cx: &mut gpui::TestAppContext) {
let fs = FakeFs::new(cx.executor().clone());
fs.insert_tree(
"/root",
json!({
".config": {
"zed": {
"settings.json": r#"{ "formatter": "auto" }"#,
},
},
"work": {
"project": {
"src": {
"index.js": "// index.js file contents",
},
"node_modules": {
"expect": {
"build": {
"print.js": "// print.js file contents",
},
"package.json": r#"{
"devDependencies": {
"prettier": "2.5.1"
}
}"#,
},
"prettier": {
"index.js": "// Dummy prettier package file",
},
},
"package.json": r#"{}"#
},
}
}),
)
.await;
assert!(
Prettier::locate_prettier_installation(
fs.as_ref(),
&HashSet::default(),
Path::new("/root/.config/zed/settings.json"),
)
.await
.unwrap()
.is_none(),
"Should successfully find no prettier for path hierarchy without it"
);
assert!(
Prettier::locate_prettier_installation(
fs.as_ref(),
&HashSet::default(),
Path::new("/root/work/project/src/index.js")
)
.await
.unwrap()
.is_none(),
"Should successfully find no prettier for path hierarchy that has node_modules with prettier, but no package.json mentions of it"
);
assert!(
Prettier::locate_prettier_installation(
fs.as_ref(),
&HashSet::default(),
Path::new("/root/work/project/node_modules/expect/build/print.js")
)
.await
.unwrap()
.is_none(),
"Even though it has package.json with prettier in it and no prettier on node_modules along the path, nothing should fail since declared inside node_modules"
);
}
#[gpui::test]
async fn test_prettier_lookup_in_simple_npm_projects(cx: &mut gpui::TestAppContext) {
let fs = FakeFs::new(cx.executor().clone());
fs.insert_tree(
"/root",
json!({
"web_blog": {
"node_modules": {
"prettier": {
"index.js": "// Dummy prettier package file",
},
"expect": {
"build": {
"print.js": "// print.js file contents",
},
"package.json": r#"{
"devDependencies": {
"prettier": "2.5.1"
}
}"#,
},
},
"pages": {
"[slug].tsx": "// [slug].tsx file contents",
},
"package.json": r#"{
"devDependencies": {
"prettier": "2.3.0"
},
"prettier": {
"semi": false,
"printWidth": 80,
"htmlWhitespaceSensitivity": "strict",
"tabWidth": 4
}
}"#
}
}),
)
.await;
assert_eq!(
Prettier::locate_prettier_installation(
fs.as_ref(),
&HashSet::default(),
Path::new("/root/web_blog/pages/[slug].tsx")
)
.await
.unwrap(),
Some(PathBuf::from("/root/web_blog")),
"Should find a preinstalled prettier in the project root"
);
assert_eq!(
Prettier::locate_prettier_installation(
fs.as_ref(),
&HashSet::default(),
Path::new("/root/web_blog/node_modules/expect/build/print.js")
)
.await
.unwrap(),
Some(PathBuf::from("/root/web_blog")),
"Should find a preinstalled prettier in the project root even for node_modules files"
);
}
#[gpui::test]
async fn test_prettier_lookup_for_not_installed(cx: &mut gpui::TestAppContext) {
let fs = FakeFs::new(cx.executor().clone());
fs.insert_tree(
"/root",
json!({
"work": {
"web_blog": {
"pages": {
"[slug].tsx": "// [slug].tsx file contents",
},
"package.json": r#"{
"devDependencies": {
"prettier": "2.3.0"
},
"prettier": {
"semi": false,
"printWidth": 80,
"htmlWhitespaceSensitivity": "strict",
"tabWidth": 4
}
}"#
}
}
}),
)
.await;
let path = "/root/work/web_blog/node_modules/pages/[slug].tsx";
match Prettier::locate_prettier_installation(
fs.as_ref(),
&HashSet::default(),
Path::new(path)
)
.await {
Ok(path) => panic!("Expected to fail for prettier in package.json but not in node_modules found, but got path {path:?}"),
Err(e) => {
let message = e.to_string();
assert!(message.contains(path), "Error message should mention which start file was used for location");
assert!(message.contains("/root/work/web_blog"), "Error message should mention potential candidates without prettier node_modules contents");
},
};
assert_eq!(
Prettier::locate_prettier_installation(
fs.as_ref(),
&HashSet::from_iter(
[PathBuf::from("/root"), PathBuf::from("/root/work")].into_iter()
),
Path::new("/root/work/web_blog/node_modules/pages/[slug].tsx")
)
.await
.unwrap(),
Some(PathBuf::from("/root/work")),
"Should return first cached value found without path checks"
);
}
#[gpui::test]
async fn test_prettier_lookup_in_npm_workspaces(cx: &mut gpui::TestAppContext) {
let fs = FakeFs::new(cx.executor().clone());
fs.insert_tree(
"/root",
json!({
"work": {
"full-stack-foundations": {
"exercises": {
"03.loading": {
"01.problem.loader": {
"app": {
"routes": {
"users+": {
"$username_+": {
"notes.tsx": "// notes.tsx file contents",
},
},
},
},
"node_modules": {},
"package.json": r#"{
"devDependencies": {
"prettier": "^3.0.3"
}
}"#
},
},
},
"package.json": r#"{
"workspaces": ["exercises/*/*", "examples/*"]
}"#,
"node_modules": {
"prettier": {
"index.js": "// Dummy prettier package file",
},
},
},
}
}),
)
.await;
assert_eq!(
Prettier::locate_prettier_installation(
fs.as_ref(),
&HashSet::default(),
Path::new("/root/work/full-stack-foundations/exercises/03.loading/01.problem.loader/app/routes/users+/$username_+/notes.tsx"),
).await.unwrap(),
Some(PathBuf::from("/root/work/full-stack-foundations")),
"Should ascend to the multi-workspace root and find the prettier there",
);
}
#[gpui::test]
async fn test_prettier_lookup_in_npm_workspaces_for_not_installed(
cx: &mut gpui::TestAppContext,
) {
let fs = FakeFs::new(cx.executor().clone());
fs.insert_tree(
"/root",
json!({
"work": {
"full-stack-foundations": {
"exercises": {
"03.loading": {
"01.problem.loader": {
"app": {
"routes": {
"users+": {
"$username_+": {
"notes.tsx": "// notes.tsx file contents",
},
},
},
},
"node_modules": {},
"package.json": r#"{
"devDependencies": {
"prettier": "^3.0.3"
}
}"#
},
},
},
"package.json": r#"{
"workspaces": ["exercises/*/*", "examples/*"]
}"#,
},
}
}),
)
.await;
match Prettier::locate_prettier_installation(
fs.as_ref(),
&HashSet::default(),
Path::new("/root/work/full-stack-foundations/exercises/03.loading/01.problem.loader/app/routes/users+/$username_+/notes.tsx")
)
.await {
Ok(path) => panic!("Expected to fail for prettier in package.json but not in node_modules found, but got path {path:?}"),
Err(e) => {
let message = e.to_string();
assert!(message.contains("/root/work/full-stack-foundations/exercises/03.loading/01.problem.loader"), "Error message should mention which project had prettier defined");
assert!(message.contains("/root/work/full-stack-foundations"), "Error message should mention potential candidates without prettier node_modules contents");
},
};
}
}

99
crates/prettier2/src/prettier_server.js
View file

@ -1,11 +1,13 @@
const { Buffer } = require('buffer');
const { Buffer } = require("buffer");
const fs = require("fs");
const path = require("path");
const { once } = require('events');
const { once } = require("events");
const prettierContainerPath = process.argv[2];
if (prettierContainerPath == null || prettierContainerPath.length == 0) {
process.stderr.write(`Prettier path argument was not specified or empty.\nUsage: ${process.argv[0]} ${process.argv[1]} prettier/path\n`);
process.stderr.write(
`Prettier path argument was not specified or empty.\nUsage: ${process.argv[0]} ${process.argv[1]} prettier/path\n`,
);
process.exit(1);
}
fs.stat(prettierContainerPath, (err, stats) => {
@ -19,7 +21,7 @@ fs.stat(prettierContainerPath, (err, stats) => {
process.exit(1);
}
});
const prettierPath = path.join(prettierContainerPath, 'node_modules/prettier');
const prettierPath = path.join(prettierContainerPath, "node_modules/prettier");
class Prettier {
constructor(path, prettier, config) {
@ -34,7 +36,7 @@ class Prettier {
let config;
try {
prettier = await loadPrettier(prettierPath);
config = await prettier.resolveConfig(prettierPath) || {};
config = (await prettier.resolveConfig(prettierPath)) || {};
} catch (e) {
process.stderr.write(`Failed to load prettier: ${e}\n`);
process.exit(1);
@ -42,7 +44,7 @@ class Prettier {
process.stderr.write(`Prettier at path '${prettierPath}' loaded successfully, config: ${JSON.stringify(config)}\n`);
process.stdin.resume();
handleBuffer(new Prettier(prettierPath, prettier, config));
})()
})();
async function handleBuffer(prettier) {
for await (const messageText of readStdin()) {
@ -54,22 +56,29 @@ async function handleBuffer(prettier) {
continue;
}
// allow concurrent request handling by not `await`ing the message handling promise (async function)
handleMessage(message, prettier).catch(e => {
sendResponse({ id: message.id, ...makeError(`error during message handling: ${e}`) });
handleMessage(message, prettier).catch((e) => {
const errorMessage = message;
if ((errorMessage.params || {}).text !== undefined) {
errorMessage.params.text = "..snip..";
}
sendResponse({
id: message.id,
...makeError(`error during message '${JSON.stringify(errorMessage)}' handling: ${e}`),
});
});
}
}
const headerSeparator = "\r\n";
const contentLengthHeaderName = 'Content-Length';
const contentLengthHeaderName = "Content-Length";
async function* readStdin() {
let buffer = Buffer.alloc(0);
let streamEnded = false;
process.stdin.on('end', () => {
process.stdin.on("end", () => {
streamEnded = true;
});
process.stdin.on('data', (data) => {
process.stdin.on("data", (data) => {
buffer = Buffer.concat([buffer, data]);
});
@ -77,7 +86,7 @@ async function* readStdin() {
sendResponse(makeError(errorMessage));
buffer = Buffer.alloc(0);
messageLength = null;
await once(process.stdin, 'readable');
await once(process.stdin, "readable");
streamEnded = false;
}
@ -88,20 +97,25 @@ async function* readStdin() {
if (messageLength === null) {
while (buffer.indexOf(`${headerSeparator}${headerSeparator}`) === -1) {
if (streamEnded) {
await handleStreamEnded('Unexpected end of stream: headers not found');
await handleStreamEnded("Unexpected end of stream: headers not found");
continue main_loop;
} else if (buffer.length > contentLengthHeaderName.length * 10) {
await handleStreamEnded(`Unexpected stream of bytes: no headers end found after ${buffer.length} bytes of input`);
await handleStreamEnded(
`Unexpected stream of bytes: no headers end found after ${buffer.length} bytes of input`,
);
continue main_loop;
}
await once(process.stdin, 'readable');
await once(process.stdin, "readable");
}
const headers = buffer.subarray(0, buffer.indexOf(`${headerSeparator}${headerSeparator}`)).toString('ascii');
const contentLengthHeader = headers.split(headerSeparator)
.map(header => header.split(':'))
.filter(header => header[2] === undefined)
.filter(header => (header[1] || '').length > 0)
.find(header => (header[0] || '').trim() === contentLengthHeaderName);
const headers = buffer
.subarray(0, buffer.indexOf(`${headerSeparator}${headerSeparator}`))
.toString("ascii");
const contentLengthHeader = headers
.split(headerSeparator)
.map((header) => header.split(":"))
.filter((header) => header[2] === undefined)
.filter((header) => (header[1] || "").length > 0)
.find((header) => (header[0] || "").trim() === contentLengthHeaderName);
const contentLength = (contentLengthHeader || [])[1];
if (contentLength === undefined) {
await handleStreamEnded(`Missing or incorrect ${contentLengthHeaderName} header: ${headers}`);
@ -111,13 +125,14 @@ async function* readStdin() {
messageLength = parseInt(contentLength, 10);
}
while (buffer.length < (headersLength + messageLength)) {
while (buffer.length < headersLength + messageLength) {
if (streamEnded) {
await handleStreamEnded(
`Unexpected end of stream: buffer length ${buffer.length} does not match expected header length ${headersLength} + body length ${messageLength}`);
`Unexpected end of stream: buffer length ${buffer.length} does not match expected header length ${headersLength} + body length ${messageLength}`,
);
continue main_loop;
}
await once(process.stdin, 'readable');
await once(process.stdin, "readable");
}
const messageEnd = headersLength + messageLength;
@ -125,12 +140,12 @@ async function* readStdin() {
buffer = buffer.subarray(messageEnd);
headersLength = null;
messageLength = null;
yield message.toString('utf8');
yield message.toString("utf8");
}
} catch (e) {
sendResponse(makeError(`Error reading stdin: ${e}`));
} finally {
process.stdin.off('data', () => { });
process.stdin.off("data", () => {});
}
}
@ -143,7 +158,7 @@ async function handleMessage(message, prettier) {
throw new Error(`Message id is undefined: ${JSON.stringify(message)}`);
}
if (method === 'prettier/format') {
if (method === "prettier/format") {
if (params === undefined || params.text === undefined) {
throw new Error(`Message params.text is undefined: ${JSON.stringify(message)}`);
}
@ -153,7 +168,7 @@ async function handleMessage(message, prettier) {
let resolvedConfig = {};
if (params.options.filepath !== undefined) {
resolvedConfig = await prettier.prettier.resolveConfig(params.options.filepath) || {};
resolvedConfig = (await prettier.prettier.resolveConfig(params.options.filepath)) || {};
}
const options = {
@ -161,21 +176,25 @@ async function handleMessage(message, prettier) {
...resolvedConfig,
parser: params.options.parser,
plugins: params.options.plugins,
path: params.options.filepath
path: params.options.filepath,
};
process.stderr.write(`Resolved config: ${JSON.stringify(resolvedConfig)}, will format file '${params.options.filepath || ''}' with options: ${JSON.stringify(options)}\n`);
process.stderr.write(
`Resolved config: ${JSON.stringify(resolvedConfig)}, will format file '${
params.options.filepath || ""
}' with options: ${JSON.stringify(options)}\n`,
);
const formattedText = await prettier.prettier.format(params.text, options);
sendResponse({ id, result: { text: formattedText } });
} else if (method === 'prettier/clear_cache') {
} else if (method === "prettier/clear_cache") {
prettier.prettier.clearConfigCache();
prettier.config = await prettier.prettier.resolveConfig(prettier.path) || {};
prettier.config = (await prettier.prettier.resolveConfig(prettier.path)) || {};
sendResponse({ id, result: null });
} else if (method === 'initialize') {
} else if (method === "initialize") {
sendResponse({
id,
result: {
"capabilities": {}
}
capabilities: {},
},
});
} else {
throw new Error(`Unknown method: ${method}`);
@ -185,18 +204,20 @@ async function handleMessage(message, prettier) {
function makeError(message) {
return {
error: {
"code": -32600, // invalid request code
code: -32600, // invalid request code
message,
}
},
};
}
function sendResponse(response) {
const responsePayloadString = JSON.stringify({
jsonrpc: "2.0",
...response
...response,
});
const headers = `${contentLengthHeaderName}: ${Buffer.byteLength(responsePayloadString)}${headerSeparator}${headerSeparator}`;
const headers = `${contentLengthHeaderName}: ${Buffer.byteLength(
responsePayloadString,
)}${headerSeparator}${headerSeparator}`;
process.stdout.write(headers + responsePayloadString);
}