mirror of
https://github.com/denoland/deno.git
synced 2024-10-30 09:08:00 -04:00
1030 lines
30 KiB
Rust
1030 lines
30 KiB
Rust
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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use crate::colors;
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use crate::diagnostics::Diagnostic;
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use crate::diagnostics::DiagnosticItem;
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use crate::disk_cache::DiskCache;
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use crate::file_fetcher::SourceFile;
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use crate::file_fetcher::SourceFileFetcher;
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use crate::fmt;
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use crate::fs as deno_fs;
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use crate::global_state::GlobalState;
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use crate::msg;
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use crate::op_error::OpError;
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use crate::ops;
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use crate::permissions::Permissions;
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use crate::source_maps::SourceMapGetter;
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use crate::startup_data;
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use crate::state::State;
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use crate::tokio_util;
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use crate::version;
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use crate::web_worker::WebWorker;
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use crate::web_worker::WebWorkerHandle;
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use crate::worker::WorkerEvent;
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use core::task::Context;
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use deno_core::Buf;
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use deno_core::ErrBox;
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use deno_core::ModuleSpecifier;
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use deno_core::StartupData;
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use futures::future::Future;
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use futures::future::FutureExt;
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use log::info;
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use regex::Regex;
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use serde::Deserialize;
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use serde::Serialize;
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use serde_json::json;
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use serde_json::Value;
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use sourcemap::SourceMap;
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use std::collections::HashMap;
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use std::collections::HashSet;
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use std::fs;
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use std::hash::BuildHasher;
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use std::io;
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use std::ops::Deref;
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use std::ops::DerefMut;
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use std::path::PathBuf;
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use std::pin::Pin;
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use std::str;
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use std::sync::atomic::Ordering;
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use std::sync::Arc;
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use std::sync::Mutex;
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use std::task::Poll;
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use url::Url;
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#[derive(Debug, Clone)]
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pub struct CompiledModule {
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pub code: String,
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pub name: String,
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}
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pub struct CompilerWorker(WebWorker);
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impl CompilerWorker {
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pub fn new(name: String, startup_data: StartupData, state: State) -> Self {
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let state_ = state.clone();
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let mut worker = WebWorker::new(name, startup_data, state_, false);
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{
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let isolate = &mut worker.isolate;
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ops::compiler::init(isolate, &state);
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}
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Self(worker)
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}
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}
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impl Deref for CompilerWorker {
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type Target = WebWorker;
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fn deref(&self) -> &Self::Target {
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&self.0
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}
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}
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impl DerefMut for CompilerWorker {
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fn deref_mut(&mut self) -> &mut Self::Target {
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&mut self.0
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}
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}
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impl Future for CompilerWorker {
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type Output = Result<(), ErrBox>;
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fn poll(self: Pin<&mut Self>, cx: &mut Context) -> Poll<Self::Output> {
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let inner = self.get_mut();
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inner.0.poll_unpin(cx)
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}
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}
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lazy_static! {
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static ref CHECK_JS_RE: Regex =
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Regex::new(r#""checkJs"\s*?:\s*?true"#).unwrap();
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}
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#[derive(Clone)]
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pub enum TargetLib {
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Main,
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Worker,
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}
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/// Struct which represents the state of the compiler
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/// configuration where the first is canonical name for the configuration file,
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/// second is a vector of the bytes of the contents of the configuration file,
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/// third is bytes of the hash of contents.
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#[derive(Clone)]
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pub struct CompilerConfig {
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pub path: Option<PathBuf>,
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pub content: Option<Vec<u8>>,
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pub hash: Vec<u8>,
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pub compile_js: bool,
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}
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impl CompilerConfig {
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/// Take the passed flag and resolve the file name relative to the cwd.
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pub fn load(config_path: Option<String>) -> Result<Self, ErrBox> {
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let config_file = match &config_path {
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Some(config_file_name) => {
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debug!("Compiler config file: {}", config_file_name);
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let cwd = std::env::current_dir().unwrap();
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Some(cwd.join(config_file_name))
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}
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_ => None,
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};
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// Convert the PathBuf to a canonicalized string. This is needed by the
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// compiler to properly deal with the configuration.
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let config_path = match &config_file {
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Some(config_file) => Some(config_file.canonicalize().map_err(|_| {
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io::Error::new(
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io::ErrorKind::InvalidInput,
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format!(
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"Could not find the config file: {}",
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config_file.to_string_lossy()
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),
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)
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})),
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_ => None,
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};
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// Load the contents of the configuration file
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let config = match &config_file {
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Some(config_file) => {
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debug!("Attempt to load config: {}", config_file.to_str().unwrap());
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let config = fs::read(&config_file)?;
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Some(config)
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}
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_ => None,
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};
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let config_hash = match &config {
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Some(bytes) => bytes.clone(),
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_ => b"".to_vec(),
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};
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// If `checkJs` is set to true in `compilerOptions` then we're gonna be compiling
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// JavaScript files as well
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let compile_js = if let Some(config_content) = config.clone() {
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let config_str = std::str::from_utf8(&config_content)?;
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CHECK_JS_RE.is_match(config_str)
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} else {
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false
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};
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let ts_config = Self {
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path: config_path.unwrap_or_else(|| Ok(PathBuf::new())).ok(),
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content: config,
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hash: config_hash,
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compile_js,
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};
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Ok(ts_config)
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}
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}
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/// Information associated with compiled file in cache.
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/// Includes source code path and state hash.
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/// version_hash is used to validate versions of the file
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/// and could be used to remove stale file in cache.
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#[derive(Deserialize, Serialize)]
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pub struct CompiledFileMetadata {
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pub source_path: PathBuf,
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pub version_hash: String,
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}
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impl CompiledFileMetadata {
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pub fn from_json_string(
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metadata_string: String,
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) -> Result<Self, serde_json::Error> {
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serde_json::from_str::<Self>(&metadata_string)
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}
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pub fn to_json_string(&self) -> Result<String, serde_json::Error> {
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serde_json::to_string(self)
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}
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}
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/// Creates the JSON message send to compiler.ts's onmessage.
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fn req(
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request_type: msg::CompilerRequestType,
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root_names: Vec<String>,
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compiler_config: CompilerConfig,
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target: &str,
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bundle: bool,
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unstable: bool,
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) -> Buf {
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let cwd = std::env::current_dir().unwrap();
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let j = match (compiler_config.path, compiler_config.content) {
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(Some(config_path), Some(config_data)) => json!({
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"type": request_type as i32,
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"target": target,
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"rootNames": root_names,
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"bundle": bundle,
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"unstable": unstable,
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"configPath": config_path,
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"config": str::from_utf8(&config_data).unwrap(),
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"cwd": cwd,
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}),
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_ => json!({
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"type": request_type as i32,
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"target": target,
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"rootNames": root_names,
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"bundle": bundle,
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"unstable": unstable,
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"cwd": cwd,
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}),
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};
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j.to_string().into_boxed_str().into_boxed_bytes()
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}
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/// Emit a SHA256 hash based on source code, deno version and TS config.
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/// Used to check if a recompilation for source code is needed.
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pub fn source_code_version_hash(
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source_code: &[u8],
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version: &str,
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config_hash: &[u8],
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) -> String {
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crate::checksum::gen(vec![source_code, version.as_bytes(), config_hash])
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}
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pub struct TsCompilerInner {
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pub file_fetcher: SourceFileFetcher,
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pub config: CompilerConfig,
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pub disk_cache: DiskCache,
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/// Set of all URLs that have been compiled. This prevents double
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/// compilation of module.
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pub compiled: Mutex<HashSet<Url>>,
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/// This setting is controlled by `--reload` flag. Unless the flag
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/// is provided disk cache is used.
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pub use_disk_cache: bool,
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/// This setting is controlled by `compilerOptions.checkJs`
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pub compile_js: bool,
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}
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#[derive(Clone)]
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pub struct TsCompiler(Arc<TsCompilerInner>);
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impl Deref for TsCompiler {
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type Target = TsCompilerInner;
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fn deref(&self) -> &Self::Target {
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&self.0
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}
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct EmittedSource {
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filename: String,
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contents: String,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct BundleResponse {
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diagnostics: Diagnostic,
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bundle_output: String,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct CompileResponse {
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diagnostics: Diagnostic,
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emit_map: HashMap<String, EmittedSource>,
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}
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// TODO(bartlomieju): possible deduplicate once TS refactor is stabilized
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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#[allow(unused)]
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struct RuntimeBundleResponse {
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diagnostics: Vec<DiagnosticItem>,
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output: String,
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}
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#[derive(Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct RuntimeCompileResponse {
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diagnostics: Vec<DiagnosticItem>,
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emit_map: HashMap<String, EmittedSource>,
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}
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impl TsCompiler {
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pub fn new(
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file_fetcher: SourceFileFetcher,
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disk_cache: DiskCache,
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use_disk_cache: bool,
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config_path: Option<String>,
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) -> Result<Self, ErrBox> {
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let config = CompilerConfig::load(config_path)?;
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Ok(TsCompiler(Arc::new(TsCompilerInner {
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file_fetcher,
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disk_cache,
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compile_js: config.compile_js,
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config,
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compiled: Mutex::new(HashSet::new()),
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use_disk_cache,
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})))
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}
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/// Create a new V8 worker with snapshot of TS compiler and setup compiler's
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/// runtime.
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fn setup_worker(
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global_state: GlobalState,
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permissions: Permissions,
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) -> CompilerWorker {
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let entry_point =
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ModuleSpecifier::resolve_url_or_path("./__$deno$ts_compiler.ts").unwrap();
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let worker_state =
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State::new(global_state.clone(), Some(permissions), entry_point, true)
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.expect("Unable to create worker state");
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// Count how many times we start the compiler worker.
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global_state.compiler_starts.fetch_add(1, Ordering::SeqCst);
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let mut worker = CompilerWorker::new(
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"TS".to_string(),
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startup_data::compiler_isolate_init(),
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worker_state,
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);
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worker.execute("bootstrap.tsCompilerRuntime()").unwrap();
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worker
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}
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pub async fn bundle(
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&self,
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global_state: GlobalState,
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module_name: String,
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out_file: Option<PathBuf>,
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) -> Result<(), ErrBox> {
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debug!(
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"Invoking the compiler to bundle. module_name: {}",
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module_name
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);
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eprintln!("Bundling {}", module_name);
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let root_names = vec![module_name];
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let req_msg = req(
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msg::CompilerRequestType::Compile,
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root_names,
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self.config.clone(),
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"main",
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true,
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global_state.flags.unstable,
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);
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let permissions = Permissions::allow_all();
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let msg =
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execute_in_thread(global_state.clone(), permissions, req_msg).await?;
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let json_str = std::str::from_utf8(&msg).unwrap();
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debug!("Message: {}", json_str);
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let bundle_response: BundleResponse = serde_json::from_str(json_str)?;
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if !bundle_response.diagnostics.items.is_empty() {
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return Err(ErrBox::from(bundle_response.diagnostics));
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}
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let output_string = fmt::format_text(&bundle_response.bundle_output)?;
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if let Some(out_file_) = out_file.as_ref() {
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eprintln!("Emitting bundle to {:?}", out_file_);
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let output_bytes = output_string.as_bytes();
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let output_len = output_bytes.len();
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deno_fs::write_file(out_file_, output_bytes, 0o666)?;
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// TODO(bartlomieju): add "humanFileSize" method
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eprintln!("{} bytes emitted.", output_len);
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} else {
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println!("{}", output_string);
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}
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Ok(())
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}
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/// Mark given module URL as compiled to avoid multiple compilations of same
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/// module in single run.
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fn mark_compiled(&self, url: &Url) {
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let mut c = self.compiled.lock().unwrap();
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c.insert(url.clone());
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}
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/// Check if given module URL has already been compiled and can be fetched
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/// directly from disk.
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fn has_compiled(&self, url: &Url) -> bool {
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let c = self.compiled.lock().unwrap();
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c.contains(url)
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}
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/// Asynchronously compile module and all it's dependencies.
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///
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/// This method compiled every module at most once.
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///
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/// If `--reload` flag was provided then compiler will not on-disk cache and
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/// force recompilation.
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///
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/// If compilation is required then new V8 worker is spawned with fresh TS
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/// compiler.
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pub async fn compile(
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&self,
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global_state: GlobalState,
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source_file: &SourceFile,
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target: TargetLib,
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permissions: Permissions,
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) -> Result<CompiledModule, ErrBox> {
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if self.has_compiled(&source_file.url) {
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return self.get_compiled_module(&source_file.url);
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}
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if self.use_disk_cache {
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// Try to load cached version:
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// 1. check if there's 'meta' file
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if let Some(metadata) = self.get_metadata(&source_file.url) {
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// 2. compare version hashes
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// TODO: it would probably be good idea to make it method implemented on SourceFile
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let version_hash_to_validate = source_code_version_hash(
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&source_file.source_code,
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version::DENO,
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&self.config.hash,
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);
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if metadata.version_hash == version_hash_to_validate {
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debug!("load_cache metadata version hash match");
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if let Ok(compiled_module) =
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self.get_compiled_module(&source_file.url)
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{
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self.mark_compiled(&source_file.url);
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return Ok(compiled_module);
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}
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}
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}
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}
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let source_file_ = source_file.clone();
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let module_url = source_file.url.clone();
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let target = match target {
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TargetLib::Main => "main",
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TargetLib::Worker => "worker",
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};
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let root_names = vec![module_url.to_string()];
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let req_msg = req(
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msg::CompilerRequestType::Compile,
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root_names,
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self.config.clone(),
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target,
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false,
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global_state.flags.unstable,
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);
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let ts_compiler = self.clone();
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info!(
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"{} {}",
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colors::green("Compile".to_string()),
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module_url.to_string()
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);
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let msg =
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execute_in_thread(global_state.clone(), permissions, req_msg).await?;
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let json_str = std::str::from_utf8(&msg).unwrap();
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let compile_response: CompileResponse = serde_json::from_str(json_str)?;
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if !compile_response.diagnostics.items.is_empty() {
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return Err(ErrBox::from(compile_response.diagnostics));
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}
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self.cache_emitted_files(compile_response.emit_map)?;
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ts_compiler.get_compiled_module(&source_file_.url)
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}
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/// Get associated `CompiledFileMetadata` for given module if it exists.
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pub fn get_metadata(&self, url: &Url) -> Option<CompiledFileMetadata> {
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// Try to load cached version:
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// 1. check if there's 'meta' file
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let cache_key = self
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.disk_cache
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.get_cache_filename_with_extension(url, "meta");
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if let Ok(metadata_bytes) = self.disk_cache.get(&cache_key) {
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if let Ok(metadata) = std::str::from_utf8(&metadata_bytes) {
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if let Ok(read_metadata) =
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CompiledFileMetadata::from_json_string(metadata.to_string())
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{
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return Some(read_metadata);
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}
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}
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}
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|
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None
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}
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|
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fn cache_emitted_files(
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&self,
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emit_map: HashMap<String, EmittedSource>,
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) -> std::io::Result<()> {
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for (emitted_name, source) in emit_map.iter() {
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let specifier = ModuleSpecifier::resolve_url(&source.filename)
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.expect("Should be a valid module specifier");
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|
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if emitted_name.ends_with(".map") {
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self.cache_source_map(&specifier, &source.contents)?;
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} else if emitted_name.ends_with(".js") {
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self.cache_compiled_file(&specifier, &source.contents)?;
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} else {
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panic!("Trying to cache unknown file type {}", emitted_name);
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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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pub fn get_compiled_module(
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&self,
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module_url: &Url,
|
|
) -> Result<CompiledModule, ErrBox> {
|
|
let compiled_source_file = self.get_compiled_source_file(module_url)?;
|
|
|
|
let compiled_module = CompiledModule {
|
|
code: str::from_utf8(&compiled_source_file.source_code)
|
|
.unwrap()
|
|
.to_string(),
|
|
name: module_url.to_string(),
|
|
};
|
|
|
|
Ok(compiled_module)
|
|
}
|
|
|
|
/// Return compiled JS file for given TS module.
|
|
// TODO: ideally we shouldn't construct SourceFile by hand, but it should be delegated to
|
|
// SourceFileFetcher
|
|
pub fn get_compiled_source_file(
|
|
&self,
|
|
module_url: &Url,
|
|
) -> Result<SourceFile, ErrBox> {
|
|
let cache_key = self
|
|
.disk_cache
|
|
.get_cache_filename_with_extension(&module_url, "js");
|
|
let compiled_code = self.disk_cache.get(&cache_key)?;
|
|
let compiled_code_filename = self.disk_cache.location.join(cache_key);
|
|
debug!("compiled filename: {:?}", compiled_code_filename);
|
|
|
|
let compiled_module = SourceFile {
|
|
url: module_url.clone(),
|
|
filename: compiled_code_filename,
|
|
media_type: msg::MediaType::JavaScript,
|
|
source_code: compiled_code,
|
|
types_url: None,
|
|
};
|
|
|
|
Ok(compiled_module)
|
|
}
|
|
|
|
/// Save compiled JS file for given TS module to on-disk cache.
|
|
///
|
|
/// Along compiled file a special metadata file is saved as well containing
|
|
/// hash that can be validated to avoid unnecessary recompilation.
|
|
fn cache_compiled_file(
|
|
&self,
|
|
module_specifier: &ModuleSpecifier,
|
|
contents: &str,
|
|
) -> std::io::Result<()> {
|
|
let source_file = self
|
|
.file_fetcher
|
|
.fetch_cached_source_file(&module_specifier, Permissions::allow_all())
|
|
.expect("Source file not found");
|
|
|
|
// NOTE: JavaScript files are only cached to disk if `checkJs`
|
|
// option in on
|
|
if source_file.media_type == msg::MediaType::JavaScript && !self.compile_js
|
|
{
|
|
return Ok(());
|
|
}
|
|
|
|
// By default TSC output source map url that is relative; we need
|
|
// to substitute it manually to correct file URL in DENO_DIR.
|
|
let mut content_lines = contents
|
|
.split('\n')
|
|
.map(|s| s.to_string())
|
|
.collect::<Vec<String>>();
|
|
|
|
if !content_lines.is_empty() {
|
|
let last_line = content_lines.pop().unwrap();
|
|
if last_line.starts_with("//# sourceMappingURL=") {
|
|
let source_map_key = self.disk_cache.get_cache_filename_with_extension(
|
|
module_specifier.as_url(),
|
|
"js.map",
|
|
);
|
|
let source_map_path = self.disk_cache.location.join(source_map_key);
|
|
let source_map_file_url = Url::from_file_path(source_map_path)
|
|
.expect("Bad file URL for source map");
|
|
let new_last_line =
|
|
format!("//# sourceMappingURL={}", source_map_file_url.to_string());
|
|
content_lines.push(new_last_line);
|
|
} else {
|
|
content_lines.push(last_line);
|
|
}
|
|
}
|
|
|
|
let contents = content_lines.join("\n");
|
|
|
|
let js_key = self
|
|
.disk_cache
|
|
.get_cache_filename_with_extension(module_specifier.as_url(), "js");
|
|
self.disk_cache.set(&js_key, contents.as_bytes())?;
|
|
self.mark_compiled(module_specifier.as_url());
|
|
let source_file = self
|
|
.file_fetcher
|
|
.fetch_cached_source_file(&module_specifier, Permissions::allow_all())
|
|
.expect("Source file not found");
|
|
|
|
let version_hash = source_code_version_hash(
|
|
&source_file.source_code,
|
|
version::DENO,
|
|
&self.config.hash,
|
|
);
|
|
|
|
let compiled_file_metadata = CompiledFileMetadata {
|
|
source_path: source_file.filename,
|
|
version_hash,
|
|
};
|
|
let meta_key = self
|
|
.disk_cache
|
|
.get_cache_filename_with_extension(module_specifier.as_url(), "meta");
|
|
self.disk_cache.set(
|
|
&meta_key,
|
|
compiled_file_metadata.to_json_string()?.as_bytes(),
|
|
)
|
|
}
|
|
|
|
/// Return associated source map file for given TS module.
|
|
// TODO: ideally we shouldn't construct SourceFile by hand, but it should be delegated to
|
|
// SourceFileFetcher
|
|
pub fn get_source_map_file(
|
|
&self,
|
|
module_specifier: &ModuleSpecifier,
|
|
) -> Result<SourceFile, ErrBox> {
|
|
let cache_key = self
|
|
.disk_cache
|
|
.get_cache_filename_with_extension(module_specifier.as_url(), "js.map");
|
|
let source_code = self.disk_cache.get(&cache_key)?;
|
|
let source_map_filename = self.disk_cache.location.join(cache_key);
|
|
debug!("source map filename: {:?}", source_map_filename);
|
|
|
|
let source_map_file = SourceFile {
|
|
url: module_specifier.as_url().to_owned(),
|
|
filename: source_map_filename,
|
|
media_type: msg::MediaType::JavaScript,
|
|
source_code,
|
|
types_url: None,
|
|
};
|
|
|
|
Ok(source_map_file)
|
|
}
|
|
|
|
/// Save source map file for given TS module to on-disk cache.
|
|
fn cache_source_map(
|
|
&self,
|
|
module_specifier: &ModuleSpecifier,
|
|
contents: &str,
|
|
) -> std::io::Result<()> {
|
|
let source_file = self
|
|
.file_fetcher
|
|
.fetch_cached_source_file(&module_specifier, Permissions::allow_all())
|
|
.expect("Source file not found");
|
|
|
|
// NOTE: JavaScript files are only cached to disk if `checkJs`
|
|
// option in on
|
|
if source_file.media_type == msg::MediaType::JavaScript && !self.compile_js
|
|
{
|
|
return Ok(());
|
|
}
|
|
|
|
let js_key = self
|
|
.disk_cache
|
|
.get_cache_filename_with_extension(module_specifier.as_url(), "js");
|
|
let js_path = self.disk_cache.location.join(js_key);
|
|
let js_file_url =
|
|
Url::from_file_path(js_path).expect("Bad file URL for file");
|
|
|
|
let source_map_key = self
|
|
.disk_cache
|
|
.get_cache_filename_with_extension(module_specifier.as_url(), "js.map");
|
|
|
|
let mut sm = SourceMap::from_slice(contents.as_bytes())
|
|
.expect("Invalid source map content");
|
|
sm.set_file(Some(&js_file_url.to_string()));
|
|
sm.set_source(0, &module_specifier.to_string());
|
|
|
|
let mut output: Vec<u8> = vec![];
|
|
sm.to_writer(&mut output)
|
|
.expect("Failed to write source map");
|
|
|
|
self.disk_cache.set(&source_map_key, &output)
|
|
}
|
|
}
|
|
|
|
impl SourceMapGetter for TsCompiler {
|
|
fn get_source_map(&self, script_name: &str) -> Option<Vec<u8>> {
|
|
self
|
|
.try_to_resolve_and_get_source_map(script_name)
|
|
.map(|out| out.source_code)
|
|
}
|
|
|
|
fn get_source_line(&self, script_name: &str, line: usize) -> Option<String> {
|
|
self
|
|
.try_resolve_and_get_source_file(script_name)
|
|
.and_then(|out| {
|
|
str::from_utf8(&out.source_code).ok().and_then(|v| {
|
|
// Do NOT use .lines(): it skips the terminating empty line.
|
|
// (due to internally using .split_terminator() instead of .split())
|
|
let lines: Vec<&str> = v.split('\n').collect();
|
|
assert!(lines.len() > line);
|
|
Some(lines[line].to_string())
|
|
})
|
|
})
|
|
}
|
|
}
|
|
|
|
// `SourceMapGetter` related methods
|
|
impl TsCompiler {
|
|
fn try_to_resolve(&self, script_name: &str) -> Option<ModuleSpecifier> {
|
|
// if `script_name` can't be resolved to ModuleSpecifier it's probably internal
|
|
// script (like `gen/cli/bundle/compiler.js`) so we won't be
|
|
// able to get source for it anyway
|
|
ModuleSpecifier::resolve_url(script_name).ok()
|
|
}
|
|
|
|
fn try_resolve_and_get_source_file(
|
|
&self,
|
|
script_name: &str,
|
|
) -> Option<SourceFile> {
|
|
if let Some(module_specifier) = self.try_to_resolve(script_name) {
|
|
return self
|
|
.file_fetcher
|
|
.fetch_cached_source_file(&module_specifier, Permissions::allow_all());
|
|
}
|
|
|
|
None
|
|
}
|
|
|
|
fn try_to_resolve_and_get_source_map(
|
|
&self,
|
|
script_name: &str,
|
|
) -> Option<SourceFile> {
|
|
if let Some(module_specifier) = self.try_to_resolve(script_name) {
|
|
return match self.get_source_map_file(&module_specifier) {
|
|
Ok(out) => Some(out),
|
|
Err(_) => None,
|
|
};
|
|
}
|
|
|
|
None
|
|
}
|
|
}
|
|
|
|
async fn execute_in_thread(
|
|
global_state: GlobalState,
|
|
permissions: Permissions,
|
|
req: Buf,
|
|
) -> Result<Buf, ErrBox> {
|
|
let (handle_sender, handle_receiver) =
|
|
std::sync::mpsc::sync_channel::<Result<WebWorkerHandle, ErrBox>>(1);
|
|
let builder =
|
|
std::thread::Builder::new().name("deno-ts-compiler".to_string());
|
|
let join_handle = builder.spawn(move || {
|
|
let worker = TsCompiler::setup_worker(global_state.clone(), permissions);
|
|
handle_sender.send(Ok(worker.thread_safe_handle())).unwrap();
|
|
drop(handle_sender);
|
|
tokio_util::run_basic(worker).expect("Panic in event loop");
|
|
})?;
|
|
let handle = handle_receiver.recv().unwrap()?;
|
|
handle.post_message(req)?;
|
|
let event = handle.get_event().await?.expect("Compiler didn't respond");
|
|
let buf = match event {
|
|
WorkerEvent::Message(buf) => Ok(buf),
|
|
WorkerEvent::Error(error) => Err(error),
|
|
WorkerEvent::TerminalError(error) => Err(error),
|
|
}?;
|
|
// Shutdown worker and wait for thread to finish
|
|
handle.terminate();
|
|
join_handle.join().unwrap();
|
|
Ok(buf)
|
|
}
|
|
|
|
/// This function is used by `Deno.compile()` and `Deno.bundle()` APIs.
|
|
pub async fn runtime_compile<S: BuildHasher>(
|
|
global_state: GlobalState,
|
|
permissions: Permissions,
|
|
root_name: &str,
|
|
sources: &Option<HashMap<String, String, S>>,
|
|
bundle: bool,
|
|
options: &Option<String>,
|
|
) -> Result<Value, OpError> {
|
|
let req_msg = json!({
|
|
"type": msg::CompilerRequestType::RuntimeCompile as i32,
|
|
"target": "runtime",
|
|
"rootName": root_name,
|
|
"sources": sources,
|
|
"options": options,
|
|
"bundle": bundle,
|
|
"unstable": global_state.flags.unstable,
|
|
})
|
|
.to_string()
|
|
.into_boxed_str()
|
|
.into_boxed_bytes();
|
|
|
|
let compiler = global_state.ts_compiler.clone();
|
|
|
|
let msg = execute_in_thread(global_state, permissions, req_msg).await?;
|
|
let json_str = std::str::from_utf8(&msg).unwrap();
|
|
|
|
// TODO(bartlomieju): factor `bundle` path into separate function `runtime_bundle`
|
|
if bundle {
|
|
let _response: RuntimeBundleResponse = serde_json::from_str(json_str)?;
|
|
return Ok(serde_json::from_str::<Value>(json_str).unwrap());
|
|
}
|
|
|
|
let response: RuntimeCompileResponse = serde_json::from_str(json_str)?;
|
|
|
|
if response.diagnostics.is_empty() && sources.is_none() {
|
|
compiler.cache_emitted_files(response.emit_map)?;
|
|
}
|
|
|
|
// We're returning `Ok()` instead of `Err()` because it's not runtime
|
|
// error if there were diagnostics produces; we want to let user handle
|
|
// diagnostics in the runtime.
|
|
Ok(serde_json::from_str::<Value>(json_str).unwrap())
|
|
}
|
|
|
|
/// This function is used by `Deno.transpileOnly()` API.
|
|
pub async fn runtime_transpile<S: BuildHasher>(
|
|
global_state: GlobalState,
|
|
permissions: Permissions,
|
|
sources: &HashMap<String, String, S>,
|
|
options: &Option<String>,
|
|
) -> Result<Value, OpError> {
|
|
let req_msg = json!({
|
|
"type": msg::CompilerRequestType::RuntimeTranspile as i32,
|
|
"sources": sources,
|
|
"options": options,
|
|
})
|
|
.to_string()
|
|
.into_boxed_str()
|
|
.into_boxed_bytes();
|
|
|
|
let msg = execute_in_thread(global_state, permissions, req_msg).await?;
|
|
let json_str = std::str::from_utf8(&msg).unwrap();
|
|
let v = serde_json::from_str::<serde_json::Value>(json_str)
|
|
.expect("Error decoding JSON string.");
|
|
Ok(v)
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
use crate::fs as deno_fs;
|
|
use deno_core::ModuleSpecifier;
|
|
use std::path::PathBuf;
|
|
use tempfile::TempDir;
|
|
|
|
#[tokio::test]
|
|
async fn test_compile() {
|
|
let p = std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR"))
|
|
.parent()
|
|
.unwrap()
|
|
.join("cli/tests/002_hello.ts");
|
|
let specifier =
|
|
ModuleSpecifier::resolve_url_or_path(p.to_str().unwrap()).unwrap();
|
|
let out = SourceFile {
|
|
url: specifier.as_url().clone(),
|
|
filename: PathBuf::from(p.to_str().unwrap().to_string()),
|
|
media_type: msg::MediaType::TypeScript,
|
|
source_code: include_bytes!("./tests/002_hello.ts").to_vec(),
|
|
types_url: None,
|
|
};
|
|
let mock_state =
|
|
GlobalState::mock(vec![String::from("deno"), String::from("hello.ts")]);
|
|
let result = mock_state
|
|
.ts_compiler
|
|
.compile(
|
|
mock_state.clone(),
|
|
&out,
|
|
TargetLib::Main,
|
|
Permissions::allow_all(),
|
|
)
|
|
.await;
|
|
assert!(result.is_ok());
|
|
let source_code = result.unwrap().code;
|
|
assert!(source_code
|
|
.as_bytes()
|
|
.starts_with(b"\"use strict\";\nconsole.log(\"Hello World\");"));
|
|
let mut lines: Vec<String> =
|
|
source_code.split('\n').map(|s| s.to_string()).collect();
|
|
let last_line = lines.pop().unwrap();
|
|
assert!(last_line.starts_with("//# sourceMappingURL=file://"));
|
|
|
|
// Get source map file and assert it has proper URLs
|
|
let source_map = mock_state
|
|
.ts_compiler
|
|
.get_source_map_file(&specifier)
|
|
.expect("Source map not found");
|
|
let source_str = String::from_utf8(source_map.source_code).unwrap();
|
|
let source_json: Value = serde_json::from_str(&source_str).unwrap();
|
|
|
|
let js_key = mock_state
|
|
.ts_compiler
|
|
.disk_cache
|
|
.get_cache_filename_with_extension(specifier.as_url(), "js");
|
|
let js_path = mock_state.ts_compiler.disk_cache.location.join(js_key);
|
|
let js_file_url = Url::from_file_path(js_path).unwrap();
|
|
|
|
let file_str = source_json.get("file").unwrap().as_str().unwrap();
|
|
assert_eq!(file_str, js_file_url.to_string());
|
|
|
|
let sources = source_json.get("sources").unwrap().as_array().unwrap();
|
|
assert_eq!(sources.len(), 1);
|
|
let source = sources.get(0).unwrap().as_str().unwrap();
|
|
assert_eq!(source, specifier.to_string());
|
|
}
|
|
|
|
#[tokio::test]
|
|
async fn test_bundle() {
|
|
let p = std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR"))
|
|
.parent()
|
|
.unwrap()
|
|
.join("cli/tests/002_hello.ts");
|
|
use deno_core::ModuleSpecifier;
|
|
let module_name = ModuleSpecifier::resolve_url_or_path(p.to_str().unwrap())
|
|
.unwrap()
|
|
.to_string();
|
|
|
|
let state = GlobalState::mock(vec![
|
|
String::from("deno"),
|
|
p.to_string_lossy().into(),
|
|
String::from("$deno$/bundle.js"),
|
|
]);
|
|
|
|
let result = state
|
|
.ts_compiler
|
|
.bundle(state.clone(), module_name, None)
|
|
.await;
|
|
assert!(result.is_ok());
|
|
}
|
|
|
|
#[test]
|
|
fn test_source_code_version_hash() {
|
|
assert_eq!(
|
|
"0185b42de0686b4c93c314daaa8dee159f768a9e9a336c2a5e3d5b8ca6c4208c",
|
|
source_code_version_hash(b"1+2", "0.4.0", b"{}")
|
|
);
|
|
// Different source_code should result in different hash.
|
|
assert_eq!(
|
|
"e58631f1b6b6ce2b300b133ec2ad16a8a5ba6b7ecf812a8c06e59056638571ac",
|
|
source_code_version_hash(b"1", "0.4.0", b"{}")
|
|
);
|
|
// Different version should result in different hash.
|
|
assert_eq!(
|
|
"307e6200347a88dbbada453102deb91c12939c65494e987d2d8978f6609b5633",
|
|
source_code_version_hash(b"1", "0.1.0", b"{}")
|
|
);
|
|
// Different config should result in different hash.
|
|
assert_eq!(
|
|
"195eaf104a591d1d7f69fc169c60a41959c2b7a21373cd23a8f675f877ec385f",
|
|
source_code_version_hash(b"1", "0.4.0", b"{\"compilerOptions\": {}}")
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_compile_js() {
|
|
let temp_dir = TempDir::new().expect("tempdir fail");
|
|
let temp_dir_path = temp_dir.path();
|
|
|
|
let test_cases = vec![
|
|
// valid JSON
|
|
(r#"{ "compilerOptions": { "checkJs": true } } "#, true),
|
|
// JSON with comment
|
|
(
|
|
r#"{ "compilerOptions": { // force .js file compilation by Deno "checkJs": true } } "#,
|
|
true,
|
|
),
|
|
// invalid JSON
|
|
(r#"{ "compilerOptions": { "checkJs": true },{ } "#, true),
|
|
// without content
|
|
("", false),
|
|
];
|
|
|
|
let path = temp_dir_path.join("tsconfig.json");
|
|
let path_str = path.to_str().unwrap().to_string();
|
|
|
|
for (json_str, expected) in test_cases {
|
|
deno_fs::write_file(&path, json_str.as_bytes(), 0o666).unwrap();
|
|
let config = CompilerConfig::load(Some(path_str.clone())).unwrap();
|
|
assert_eq!(config.compile_js, expected);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_compiler_config_load() {
|
|
let temp_dir = TempDir::new().expect("tempdir fail");
|
|
let temp_dir_path = temp_dir.path();
|
|
let path = temp_dir_path.join("doesnotexist.json");
|
|
let path_str = path.to_str().unwrap().to_string();
|
|
let res = CompilerConfig::load(Some(path_str));
|
|
assert!(res.is_err());
|
|
}
|
|
}
|