mirror of
https://github.com/denoland/deno.git
synced 2024-12-27 09:39:08 -05:00
313 lines
10 KiB
Rust
313 lines
10 KiB
Rust
// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
|
|
extern crate deno;
|
|
extern crate serde;
|
|
extern crate serde_json;
|
|
|
|
mod ops;
|
|
use deno::js_check;
|
|
pub use deno::v8_set_flags;
|
|
use deno::CoreOp;
|
|
use deno::ErrBox;
|
|
use deno::Isolate;
|
|
use deno::ModuleSpecifier;
|
|
use deno::PinnedBuf;
|
|
use deno::StartupData;
|
|
pub use ops::EmitResult;
|
|
use ops::WrittenFile;
|
|
use std::fs;
|
|
use std::path::Path;
|
|
use std::path::PathBuf;
|
|
use std::sync::Arc;
|
|
use std::sync::Mutex;
|
|
|
|
static TYPESCRIPT_CODE: &str = include_str!("typescript/lib/typescript.js");
|
|
static COMPILER_CODE: &str = include_str!("compiler_main.js");
|
|
static BUNDLE_LOADER: &str = include_str!("bundle_loader.js");
|
|
|
|
pub fn ts_version() -> String {
|
|
let data = include_str!("typescript/package.json");
|
|
let pkg: serde_json::Value = serde_json::from_str(data).unwrap();
|
|
pkg["version"].as_str().unwrap().to_string()
|
|
}
|
|
|
|
#[derive(Debug)]
|
|
pub struct TSState {
|
|
bundle: bool,
|
|
exit_code: i32,
|
|
emit_result: Option<EmitResult>,
|
|
/// A list of files emitted by typescript. WrittenFile is tuple of the form
|
|
/// (url, corresponding_module, source_code)
|
|
written_files: Vec<WrittenFile>,
|
|
}
|
|
|
|
impl TSState {
|
|
fn main_module_name(&self) -> String {
|
|
// Assuming that TypeScript has emitted the main file last.
|
|
self.written_files.last().unwrap().module_name.clone()
|
|
}
|
|
}
|
|
|
|
fn compiler_op<D>(
|
|
ts_state: Arc<Mutex<TSState>>,
|
|
dispatcher: D,
|
|
) -> impl Fn(&[u8], Option<PinnedBuf>) -> CoreOp
|
|
where
|
|
D: Fn(&mut TSState, &[u8]) -> CoreOp,
|
|
{
|
|
move |control: &[u8], zero_copy_buf: Option<PinnedBuf>| -> CoreOp {
|
|
assert!(zero_copy_buf.is_none()); // zero_copy_buf unused in compiler.
|
|
let mut s = ts_state.lock().unwrap();
|
|
dispatcher(&mut s, control)
|
|
}
|
|
}
|
|
|
|
pub struct TSIsolate {
|
|
isolate: Isolate,
|
|
state: Arc<Mutex<TSState>>,
|
|
}
|
|
|
|
impl TSIsolate {
|
|
fn new(bundle: bool) -> TSIsolate {
|
|
let mut isolate = Isolate::new(StartupData::None, false);
|
|
js_check(isolate.execute("assets/typescript.js", TYPESCRIPT_CODE));
|
|
js_check(isolate.execute("compiler_main.js", COMPILER_CODE));
|
|
|
|
let state = Arc::new(Mutex::new(TSState {
|
|
bundle,
|
|
exit_code: 0,
|
|
emit_result: None,
|
|
written_files: Vec::new(),
|
|
}));
|
|
|
|
isolate.register_op(
|
|
"readFile",
|
|
compiler_op(state.clone(), ops::json_op(ops::read_file)),
|
|
);
|
|
isolate
|
|
.register_op("exit", compiler_op(state.clone(), ops::json_op(ops::exit)));
|
|
isolate.register_op(
|
|
"writeFile",
|
|
compiler_op(state.clone(), ops::json_op(ops::write_file)),
|
|
);
|
|
isolate.register_op(
|
|
"resolveModuleNames",
|
|
compiler_op(state.clone(), ops::json_op(ops::resolve_module_names)),
|
|
);
|
|
isolate.register_op(
|
|
"setEmitResult",
|
|
compiler_op(state.clone(), ops::json_op(ops::set_emit_result)),
|
|
);
|
|
|
|
TSIsolate { isolate, state }
|
|
}
|
|
|
|
// TODO(ry) Instead of Result<Arc<Mutex<TSState>>, ErrBox>, return something
|
|
// like Result<TSState, ErrBox>. I think it would be nicer if this function
|
|
// consumes TSIsolate.
|
|
/// Compiles each module to ESM. Doesn't write any files to disk.
|
|
/// Passes all output via state.
|
|
fn compile(
|
|
mut self,
|
|
config_json: &serde_json::Value,
|
|
root_names: Vec<String>,
|
|
) -> Result<Arc<Mutex<TSState>>, ErrBox> {
|
|
let root_names_json = serde_json::json!(root_names).to_string();
|
|
let source =
|
|
&format!("main({:?}, {})", config_json.to_string(), root_names_json);
|
|
self.isolate.execute("<anon>", source)?;
|
|
Ok(self.state)
|
|
}
|
|
}
|
|
|
|
pub fn compile_bundle(
|
|
bundle: &Path,
|
|
root_names: Vec<PathBuf>,
|
|
) -> Result<Arc<Mutex<TSState>>, ErrBox> {
|
|
let ts_isolate = TSIsolate::new(true);
|
|
|
|
let config_json = serde_json::json!({
|
|
"compilerOptions": {
|
|
"strict": true,
|
|
"declaration": true,
|
|
"lib": ["esnext"],
|
|
"module": "amd",
|
|
"target": "esnext",
|
|
"listFiles": true,
|
|
"listEmittedFiles": true,
|
|
// "types" : ["typescript.d.ts"],
|
|
"typeRoots" : ["$typeRoots$"],
|
|
// Emit the source alongside the sourcemaps within a single file;
|
|
// requires --inlineSourceMap or --sourceMap to be set.
|
|
// "inlineSources": true,
|
|
"sourceMap": true,
|
|
"outFile": bundle,
|
|
},
|
|
});
|
|
|
|
let mut root_names_str: Vec<String> = root_names
|
|
.iter()
|
|
.map(|p| {
|
|
if !p.exists() {
|
|
panic!("File not found {}", p.display());
|
|
}
|
|
|
|
let module_specifier =
|
|
ModuleSpecifier::resolve_url_or_path(&p.to_string_lossy()).unwrap();
|
|
module_specifier.as_str().to_string()
|
|
})
|
|
.collect();
|
|
root_names_str.push("$asset$/lib.deno_core.d.ts".to_string());
|
|
|
|
// TODO lift js_check to caller?
|
|
let state = js_check(ts_isolate.compile(&config_json, root_names_str));
|
|
|
|
Ok(state)
|
|
}
|
|
|
|
#[allow(dead_code)]
|
|
fn print_source_code(code: &str) {
|
|
let mut i = 1;
|
|
for line in code.lines() {
|
|
println!("{:3} {}", i, line);
|
|
i += 1;
|
|
}
|
|
}
|
|
|
|
/// Create a V8 snapshot.
|
|
pub fn mksnapshot_bundle(
|
|
bundle: &Path,
|
|
state: Arc<Mutex<TSState>>,
|
|
) -> Result<(), ErrBox> {
|
|
let mut runtime_isolate = Isolate::new(StartupData::None, true);
|
|
let source_code_vec = std::fs::read(bundle)?;
|
|
let source_code = std::str::from_utf8(&source_code_vec)?;
|
|
|
|
js_check(runtime_isolate.execute("bundle_loader.js", BUNDLE_LOADER));
|
|
js_check(runtime_isolate.execute(&bundle.to_string_lossy(), &source_code));
|
|
|
|
let main = state.lock().unwrap().main_module_name();
|
|
js_check(
|
|
runtime_isolate.execute("anon", &format!("instantiate('{}')", main)),
|
|
);
|
|
|
|
write_snapshot(runtime_isolate, bundle)?;
|
|
|
|
Ok(())
|
|
}
|
|
|
|
/// Create a V8 snapshot. This differs from mksnapshot_bundle in that is also
|
|
/// runs typescript.js
|
|
pub fn mksnapshot_bundle_ts(
|
|
bundle: &Path,
|
|
state: Arc<Mutex<TSState>>,
|
|
) -> Result<(), ErrBox> {
|
|
let mut runtime_isolate = Isolate::new(StartupData::None, true);
|
|
let source_code_vec = std::fs::read(bundle)?;
|
|
let source_code = std::str::from_utf8(&source_code_vec)?;
|
|
|
|
js_check(runtime_isolate.execute("bundle_loader.js", BUNDLE_LOADER));
|
|
js_check(runtime_isolate.execute("typescript.js", TYPESCRIPT_CODE));
|
|
js_check(runtime_isolate.execute(&bundle.to_string_lossy(), &source_code));
|
|
|
|
let main = state.lock().unwrap().main_module_name();
|
|
js_check(
|
|
runtime_isolate.execute("anon", &format!("instantiate('{}')", main)),
|
|
);
|
|
|
|
write_snapshot(runtime_isolate, bundle)?;
|
|
|
|
Ok(())
|
|
}
|
|
|
|
fn write_snapshot(
|
|
mut runtime_isolate: Isolate,
|
|
bundle: &Path,
|
|
) -> Result<(), ErrBox> {
|
|
println!("creating snapshot...");
|
|
let snapshot = runtime_isolate.snapshot()?;
|
|
let snapshot_slice =
|
|
unsafe { std::slice::from_raw_parts(snapshot.data_ptr, snapshot.data_len) };
|
|
println!("snapshot bytes {}", snapshot_slice.len());
|
|
|
|
let snapshot_path = bundle.with_extension("bin");
|
|
|
|
fs::write(&snapshot_path, snapshot_slice)?;
|
|
println!("snapshot path {} ", snapshot_path.display());
|
|
Ok(())
|
|
}
|
|
|
|
/// Same as get_asset() but returns NotFound intead of None.
|
|
pub fn get_asset2(name: &str) -> Result<&'static str, ErrBox> {
|
|
match get_asset(name) {
|
|
Some(a) => Ok(a),
|
|
None => Err(
|
|
std::io::Error::new(std::io::ErrorKind::NotFound, "Asset not found")
|
|
.into(),
|
|
),
|
|
}
|
|
}
|
|
|
|
pub fn get_asset(name: &str) -> Option<&'static str> {
|
|
macro_rules! inc {
|
|
($e:expr) => {
|
|
Some(include_str!(concat!("typescript/lib/", $e)))
|
|
};
|
|
}
|
|
match name {
|
|
"bundle_loader.js" => Some(include_str!("bundle_loader.js")),
|
|
"lib.deno_core.d.ts" => Some(include_str!("lib.deno_core.d.ts")),
|
|
"typescript.d.ts" => inc!("typescript.d.ts"),
|
|
"lib.esnext.d.ts" => inc!("lib.esnext.d.ts"),
|
|
"lib.es2020.d.ts" => inc!("lib.es2020.d.ts"),
|
|
"lib.es2019.d.ts" => inc!("lib.es2019.d.ts"),
|
|
"lib.es2018.d.ts" => inc!("lib.es2018.d.ts"),
|
|
"lib.es2017.d.ts" => inc!("lib.es2017.d.ts"),
|
|
"lib.es2016.d.ts" => inc!("lib.es2016.d.ts"),
|
|
"lib.es5.d.ts" => inc!("lib.es5.d.ts"),
|
|
"lib.es2015.d.ts" => inc!("lib.es2015.d.ts"),
|
|
"lib.es2015.core.d.ts" => inc!("lib.es2015.core.d.ts"),
|
|
"lib.es2015.collection.d.ts" => inc!("lib.es2015.collection.d.ts"),
|
|
"lib.es2015.generator.d.ts" => inc!("lib.es2015.generator.d.ts"),
|
|
"lib.es2015.iterable.d.ts" => inc!("lib.es2015.iterable.d.ts"),
|
|
"lib.es2015.promise.d.ts" => inc!("lib.es2015.promise.d.ts"),
|
|
"lib.es2015.symbol.d.ts" => inc!("lib.es2015.symbol.d.ts"),
|
|
"lib.es2015.proxy.d.ts" => inc!("lib.es2015.proxy.d.ts"),
|
|
"lib.es2015.symbol.wellknown.d.ts" => {
|
|
inc!("lib.es2015.symbol.wellknown.d.ts")
|
|
}
|
|
"lib.es2015.reflect.d.ts" => inc!("lib.es2015.reflect.d.ts"),
|
|
"lib.es2016.array.include.d.ts" => inc!("lib.es2016.array.include.d.ts"),
|
|
"lib.es2017.object.d.ts" => inc!("lib.es2017.object.d.ts"),
|
|
"lib.es2017.sharedmemory.d.ts" => inc!("lib.es2017.sharedmemory.d.ts"),
|
|
"lib.es2017.string.d.ts" => inc!("lib.es2017.string.d.ts"),
|
|
"lib.es2017.intl.d.ts" => inc!("lib.es2017.intl.d.ts"),
|
|
"lib.es2017.typedarrays.d.ts" => inc!("lib.es2017.typedarrays.d.ts"),
|
|
"lib.es2018.asyncgenerator.d.ts" => inc!("lib.es2018.asyncgenerator.d.ts"),
|
|
"lib.es2018.asynciterable.d.ts" => inc!("lib.es2018.asynciterable.d.ts"),
|
|
"lib.es2018.promise.d.ts" => inc!("lib.es2018.promise.d.ts"),
|
|
"lib.es2018.regexp.d.ts" => inc!("lib.es2018.regexp.d.ts"),
|
|
"lib.es2018.intl.d.ts" => inc!("lib.es2018.intl.d.ts"),
|
|
"lib.es2019.array.d.ts" => inc!("lib.es2019.array.d.ts"),
|
|
"lib.es2019.object.d.ts" => inc!("lib.es2019.object.d.ts"),
|
|
"lib.es2019.string.d.ts" => inc!("lib.es2019.string.d.ts"),
|
|
"lib.es2019.symbol.d.ts" => inc!("lib.es2019.symbol.d.ts"),
|
|
"lib.es2020.string.d.ts" => inc!("lib.es2020.string.d.ts"),
|
|
"lib.es2020.symbol.wellknown.d.ts" => {
|
|
inc!("lib.es2020.symbol.wellknown.d.ts")
|
|
}
|
|
"lib.esnext.array.d.ts" => inc!("lib.esnext.array.d.ts"),
|
|
"lib.esnext.asynciterable.d.ts" => inc!("lib.esnext.asynciterable.d.ts"),
|
|
"lib.esnext.bigint.d.ts" => inc!("lib.esnext.bigint.d.ts"),
|
|
"lib.esnext.intl.d.ts" => inc!("lib.esnext.intl.d.ts"),
|
|
"lib.esnext.symbol.d.ts" => inc!("lib.esnext.symbol.d.ts"),
|
|
_ => None,
|
|
}
|
|
}
|
|
|
|
/// Sets the --trace-serializer V8 flag for debugging snapshots.
|
|
pub fn trace_serializer() {
|
|
let dummy = "foo".to_string();
|
|
let r =
|
|
deno::v8_set_flags(vec![dummy.clone(), "--trace-serializer".to_string()]);
|
|
assert_eq!(r, vec![dummy]);
|
|
}
|