Revert "refactor(snapshots): to their own crate (#14794)" (#15076)

This reverts commit fd5a12d7e25dc53238e2bbcffe970e646c1035f3.

5 files changed, 0 insertions, 615 deletions

diff --git a/snapshots/Cargo.toml b/snapshots/Cargo.toml
deleted file mode 100644
index 074d78db7..000000000
--- a/snapshots/Cargo.toml
+++ /dev/null
@@ -1,32 +0,0 @@
-# Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
-
-# IMPORTANT(bartlomieju): this crate is internal and shouldn't be published
-# to crates.io
-
-[package]
-name = "deno_snapshots"
-version = "0.1.0"
-authors = ["the Deno authors"]
-edition = "2018"
-license = "MIT"
-repository = "https://github.com/denoland/deno"
-description = "Provides snapshots of TSC & Deno (runtime+web+core)"
-
-[lib]
-name = "deno_snapshots"
-path = "lib.rs"
-
-[dependencies]
-deno_core = { version = "0.141.0", path = "../core" } # For mock TSC #[op]s
-deno_runtime = { version = "0.67.0", path = "../runtime" }
-lzzzz = "1.0"
-once_cell = "1.10.0"
-zstd = "0.11.1"
-
-[build-dependencies]
-deno_core = { version = "0.141.0", path = "../core" } # For mock TSC #[op]s
-deno_runtime = { version = "0.67.0", path = "../runtime" }
-lzzzz = "1.0"
-regex = "1.5.6"
-serde = { version = "1.0.125", features = ["derive"] }
-zstd = "0.11.1"
diff --git a/snapshots/build.rs b/snapshots/build.rs
deleted file mode 100644
index df868591d..000000000
--- a/snapshots/build.rs
+++ /dev/null
@@ -1,10 +0,0 @@
-// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
-
-mod build_runtime;
-mod build_tsc;
-
-fn main() {
-  let out_dir = std::path::PathBuf::from(std::env::var_os("OUT_DIR").unwrap());
-  build_runtime::create_runtime_snapshot(&out_dir.join("CLI_SNAPSHOT.bin"));
-  build_tsc::create_tsc_snapshot(&out_dir.join("COMPILER_SNAPSHOT.bin"));
-}
diff --git a/snapshots/build_runtime.rs b/snapshots/build_runtime.rs
deleted file mode 100644
index ae1c67322..000000000
--- a/snapshots/build_runtime.rs
+++ /dev/null
@@ -1,168 +0,0 @@
-// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
-use std::convert::TryFrom;
-use std::path::Path;
-
-use deno_runtime::deno_broadcast_channel;
-use deno_runtime::deno_console;
-use deno_runtime::deno_core;
-use deno_runtime::deno_crypto;
-use deno_runtime::deno_fetch;
-use deno_runtime::deno_ffi;
-use deno_runtime::deno_http;
-use deno_runtime::deno_net;
-use deno_runtime::deno_tls;
-use deno_runtime::deno_url;
-use deno_runtime::deno_web;
-use deno_runtime::deno_webgpu;
-use deno_runtime::deno_webidl;
-use deno_runtime::deno_websocket;
-use deno_runtime::deno_webstorage;
-
-use deno_core::Extension;
-use deno_core::JsRuntime;
-use deno_core::RuntimeOptions;
-
-pub fn create_runtime_snapshot(snapshot_path: &Path) {
-  let extensions: Vec<Extension> = vec![
-    deno_webidl::init(),
-    deno_console::init(),
-    deno_url::init(),
-    deno_tls::init(),
-    deno_web::init::<Permissions>(
-      deno_web::BlobStore::default(),
-      Default::default(),
-    ),
-    deno_fetch::init::<Permissions>(Default::default()),
-    deno_websocket::init::<Permissions>("".to_owned(), None, None),
-    deno_webstorage::init(None),
-    deno_crypto::init(None),
-    deno_webgpu::init(false),
-    deno_broadcast_channel::init(
-      deno_broadcast_channel::InMemoryBroadcastChannel::default(),
-      false, // No --unstable.
-    ),
-    deno_ffi::init::<Permissions>(false),
-    deno_net::init::<Permissions>(
-      None, false, // No --unstable.
-      None,
-    ),
-    deno_http::init(),
-    // Runtime JS
-    deno_runtime::js::init(),
-  ];
-
-  let js_runtime = JsRuntime::new(RuntimeOptions {
-    will_snapshot: true,
-    extensions,
-    ..Default::default()
-  });
-  write_runtime_snapshot(js_runtime, snapshot_path);
-}
-
-// TODO(bartlomieju): this module contains a lot of duplicated
-// logic with `build_tsc.rs`
-fn write_runtime_snapshot(mut js_runtime: JsRuntime, snapshot_path: &Path) {
-  let snapshot = js_runtime.snapshot();
-  let snapshot_slice: &[u8] = &*snapshot;
-  println!("Snapshot size: {}", snapshot_slice.len());
-
-  let compressed_snapshot_with_size = {
-    let mut vec = vec![];
-
-    vec.extend_from_slice(
-      &u32::try_from(snapshot.len())
-        .expect("snapshot larger than 4gb")
-        .to_le_bytes(),
-    );
-
-    lzzzz::lz4_hc::compress_to_vec(
-      snapshot_slice,
-      &mut vec,
-      lzzzz::lz4_hc::CLEVEL_MAX,
-    )
-    .expect("snapshot compression failed");
-
-    vec
-  };
-
-  println!(
-    "Snapshot compressed size: {}",
-    compressed_snapshot_with_size.len()
-  );
-
-  std::fs::write(&snapshot_path, compressed_snapshot_with_size).unwrap();
-  println!("Snapshot written to: {} ", snapshot_path.display());
-}
-
-struct Permissions;
-
-impl deno_fetch::FetchPermissions for Permissions {
-  fn check_net_url(
-    &mut self,
-    _url: &deno_core::url::Url,
-  ) -> Result<(), deno_core::error::AnyError> {
-    unreachable!("snapshotting!")
-  }
-
-  fn check_read(
-    &mut self,
-    _p: &Path,
-  ) -> Result<(), deno_core::error::AnyError> {
-    unreachable!("snapshotting!")
-  }
-}
-
-impl deno_websocket::WebSocketPermissions for Permissions {
-  fn check_net_url(
-    &mut self,
-    _url: &deno_core::url::Url,
-  ) -> Result<(), deno_core::error::AnyError> {
-    unreachable!("snapshotting!")
-  }
-}
-
-impl deno_web::TimersPermission for Permissions {
-  fn allow_hrtime(&mut self) -> bool {
-    unreachable!("snapshotting!")
-  }
-
-  fn check_unstable(
-    &self,
-    _state: &deno_core::OpState,
-    _api_name: &'static str,
-  ) {
-    unreachable!("snapshotting!")
-  }
-}
-
-impl deno_ffi::FfiPermissions for Permissions {
-  fn check(
-    &mut self,
-    _path: Option<&Path>,
-  ) -> Result<(), deno_core::error::AnyError> {
-    unreachable!("snapshotting!")
-  }
-}
-
-impl deno_net::NetPermissions for Permissions {
-  fn check_net<T: AsRef<str>>(
-    &mut self,
-    _host: &(T, Option<u16>),
-  ) -> Result<(), deno_core::error::AnyError> {
-    unreachable!("snapshotting!")
-  }
-
-  fn check_read(
-    &mut self,
-    _p: &Path,
-  ) -> Result<(), deno_core::error::AnyError> {
-    unreachable!("snapshotting!")
-  }
-
-  fn check_write(
-    &mut self,
-    _p: &Path,
-  ) -> Result<(), deno_core::error::AnyError> {
-    unreachable!("snapshotting!")
-  }
-}
diff --git a/snapshots/build_tsc.rs b/snapshots/build_tsc.rs
deleted file mode 100644
index 5296ae23b..000000000
--- a/snapshots/build_tsc.rs
+++ /dev/null
@@ -1,328 +0,0 @@
-// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
-
-use deno_runtime::deno_broadcast_channel;
-use deno_runtime::deno_console;
-use deno_runtime::deno_crypto;
-use deno_runtime::deno_fetch;
-use deno_runtime::deno_net;
-use deno_runtime::deno_url;
-use deno_runtime::deno_web;
-use deno_runtime::deno_websocket;
-use deno_runtime::deno_webstorage;
-
-use deno_runtime::deno_core::error::custom_error;
-use deno_runtime::deno_core::error::AnyError;
-use deno_runtime::deno_core::op;
-use deno_runtime::deno_core::serde::Deserialize;
-use deno_runtime::deno_core::serde_json::json;
-use deno_runtime::deno_core::serde_json::Value;
-use deno_runtime::deno_core::Extension;
-use deno_runtime::deno_core::JsRuntime;
-use deno_runtime::deno_core::OpState;
-use deno_runtime::deno_core::RuntimeOptions;
-
-use regex::Regex;
-use std::collections::HashMap;
-use std::convert::TryFrom;
-use std::env;
-use std::path::Path;
-use std::path::PathBuf;
-
-pub fn create_tsc_snapshot(snapshot_path: &Path) {
-  let mut js_runtime = JsRuntime::new(RuntimeOptions {
-    will_snapshot: true,
-    extensions: vec![tsc_snapshot_init()],
-    ..Default::default()
-  });
-  load_js_files(&mut js_runtime);
-  write_snapshot(js_runtime, snapshot_path);
-}
-
-// TODO(bartlomieju): this module contains a lot of duplicated
-// logic with `build_runtime.rs`
-fn write_snapshot(mut js_runtime: JsRuntime, snapshot_path: &Path) {
-  let snapshot = js_runtime.snapshot();
-  let snapshot_slice: &[u8] = &*snapshot;
-  println!("Snapshot size: {}", snapshot_slice.len());
-
-  let compressed_snapshot_with_size = {
-    let mut vec = vec![];
-
-    vec.extend_from_slice(
-      &u32::try_from(snapshot.len())
-        .expect("snapshot larger than 4gb")
-        .to_le_bytes(),
-    );
-
-    vec.extend_from_slice(
-      &zstd::bulk::compress(snapshot_slice, 22)
-        .expect("snapshot compression failed"),
-    );
-
-    vec
-  };
-
-  println!(
-    "Snapshot compressed size: {}",
-    compressed_snapshot_with_size.len()
-  );
-
-  std::fs::write(&snapshot_path, compressed_snapshot_with_size).unwrap();
-  println!("Snapshot written to: {} ", snapshot_path.display());
-}
-
-#[derive(Debug, Deserialize)]
-struct LoadArgs {
-  /// The fully qualified specifier that should be loaded.
-  specifier: String,
-}
-
-fn tsc_snapshot_init() -> Extension {
-  // libs that are being provided by op crates.
-  let mut op_crate_libs = HashMap::new();
-  op_crate_libs.insert("deno.console", deno_console::get_declaration());
-  op_crate_libs.insert("deno.url", deno_url::get_declaration());
-  op_crate_libs.insert("deno.web", deno_web::get_declaration());
-  op_crate_libs.insert("deno.fetch", deno_fetch::get_declaration());
-  op_crate_libs.insert("deno.webgpu", deno_webgpu_get_declaration());
-  op_crate_libs.insert("deno.websocket", deno_websocket::get_declaration());
-  op_crate_libs.insert("deno.webstorage", deno_webstorage::get_declaration());
-  op_crate_libs.insert("deno.crypto", deno_crypto::get_declaration());
-  op_crate_libs.insert(
-    "deno.broadcast_channel",
-    deno_broadcast_channel::get_declaration(),
-  );
-  op_crate_libs.insert("deno.net", deno_net::get_declaration());
-
-  // ensure we invalidate the build properly.
-  for (_, path) in op_crate_libs.iter() {
-    println!("cargo:rerun-if-changed={}", path.display());
-  }
-
-  // libs that should be loaded into the isolate before snapshotting.
-  let libs = vec![
-    // Deno custom type libraries
-    "deno.window",
-    "deno.worker",
-    "deno.shared_globals",
-    "deno.ns",
-    "deno.unstable",
-    // Deno built-in type libraries
-    "es5",
-    "es2015.collection",
-    "es2015.core",
-    "es2015",
-    "es2015.generator",
-    "es2015.iterable",
-    "es2015.promise",
-    "es2015.proxy",
-    "es2015.reflect",
-    "es2015.symbol",
-    "es2015.symbol.wellknown",
-    "es2016.array.include",
-    "es2016",
-    "es2017",
-    "es2017.intl",
-    "es2017.object",
-    "es2017.sharedmemory",
-    "es2017.string",
-    "es2017.typedarrays",
-    "es2018.asyncgenerator",
-    "es2018.asynciterable",
-    "es2018",
-    "es2018.intl",
-    "es2018.promise",
-    "es2018.regexp",
-    "es2019.array",
-    "es2019",
-    "es2019.object",
-    "es2019.string",
-    "es2019.symbol",
-    "es2020.bigint",
-    "es2020",
-    "es2020.date",
-    "es2020.intl",
-    "es2020.number",
-    "es2020.promise",
-    "es2020.sharedmemory",
-    "es2020.string",
-    "es2020.symbol.wellknown",
-    "es2021",
-    "es2021.intl",
-    "es2021.promise",
-    "es2021.string",
-    "es2021.weakref",
-    "es2022",
-    "es2022.array",
-    "es2022.error",
-    "es2022.intl",
-    "es2022.object",
-    "es2022.string",
-    "esnext",
-    "esnext.array",
-    "esnext.intl",
-  ];
-
-  let cli_dir = cli_dir();
-  let path_dts = cli_dir.join("dts");
-  // ensure we invalidate the build properly.
-  for name in libs.iter() {
-    println!(
-      "cargo:rerun-if-changed={}",
-      path_dts.join(format!("lib.{}.d.ts", name)).display()
-    );
-  }
-
-  // create a copy of the vector that includes any op crate libs to be passed
-  // to the JavaScript compiler to build into the snapshot
-  let mut build_libs = libs.clone();
-  for (op_lib, _) in op_crate_libs.iter() {
-    build_libs.push(op_lib.to_owned());
-  }
-
-  #[op]
-  fn op_build_info(state: &mut OpState) -> Value {
-    let build_specifier = "asset:///bootstrap.ts";
-    let build_libs = state.borrow::<Vec<&str>>();
-    json!({
-      "buildSpecifier": build_specifier,
-      "libs": build_libs,
-    })
-  }
-
-  #[op]
-  fn op_cwd() -> String {
-    "cache:///".into()
-  }
-
-  #[op]
-  fn op_exists() -> bool {
-    false
-  }
-
-  #[op]
-  fn op_script_version(
-    _state: &mut OpState,
-    _args: Value,
-  ) -> Result<Option<String>, AnyError> {
-    Ok(Some("1".to_string()))
-  }
-
-  #[op]
-  // using the same op that is used in `tsc.rs` for loading modules and reading
-  // files, but a slightly different implementation at build time.
-  fn op_load(state: &mut OpState, args: LoadArgs) -> Result<Value, AnyError> {
-    let op_crate_libs = state.borrow::<HashMap<&str, PathBuf>>();
-    let path_dts = state.borrow::<PathBuf>();
-    let re_asset =
-      Regex::new(r"asset:/{3}lib\.(\S+)\.d\.ts").expect("bad regex");
-    let build_specifier = "asset:///bootstrap.ts";
-
-    // we need a basic file to send to tsc to warm it up.
-    if args.specifier == build_specifier {
-      Ok(json!({
-        "data": r#"console.log("hello deno!");"#,
-        "version": "1",
-        // this corresponds to `ts.ScriptKind.TypeScript`
-        "scriptKind": 3
-      }))
-    // specifiers come across as `asset:///lib.{lib_name}.d.ts` and we need to
-    // parse out just the name so we can lookup the asset.
-    } else if let Some(caps) = re_asset.captures(&args.specifier) {
-      if let Some(lib) = caps.get(1).map(|m| m.as_str()) {
-        // if it comes from an op crate, we were supplied with the path to the
-        // file.
-        let path = if let Some(op_crate_lib) = op_crate_libs.get(lib) {
-          PathBuf::from(op_crate_lib).canonicalize().unwrap()
-        // otherwise we are will generate the path ourself
-        } else {
-          path_dts.join(format!("lib.{}.d.ts", lib))
-        };
-        let data = std::fs::read_to_string(path)?;
-        Ok(json!({
-          "data": data,
-          "version": "1",
-          // this corresponds to `ts.ScriptKind.TypeScript`
-          "scriptKind": 3
-        }))
-      } else {
-        Err(custom_error(
-          "InvalidSpecifier",
-          format!("An invalid specifier was requested: {}", args.specifier),
-        ))
-      }
-    } else {
-      Err(custom_error(
-        "InvalidSpecifier",
-        format!("An invalid specifier was requested: {}", args.specifier),
-      ))
-    }
-  }
-
-  Extension::builder()
-    .ops(vec![
-      op_build_info::decl(),
-      op_cwd::decl(),
-      op_exists::decl(),
-      op_load::decl(),
-      op_script_version::decl(),
-    ])
-    .state(move |state| {
-      state.put(op_crate_libs.clone());
-      state.put(build_libs.clone());
-      state.put(path_dts.clone());
-
-      Ok(())
-    })
-    .build()
-}
-
-fn deno_webgpu_get_declaration() -> PathBuf {
-  cli_dir().join("dts").join("lib.deno_webgpu.d.ts")
-}
-
-fn load_js_files(js_runtime: &mut JsRuntime) {
-  let js_files = get_js_files(tsc_dir());
-  let cwd = cli_dir();
-  let display_root = cwd.parent().unwrap();
-  for file in js_files {
-    println!("cargo:rerun-if-changed={}", file.display());
-    let display_path = file.strip_prefix(display_root).unwrap();
-    let display_path_str = display_path.display().to_string();
-    js_runtime
-      .execute_script(
-        &("deno:".to_string() + &display_path_str.replace('\\', "/")),
-        &std::fs::read_to_string(&file).unwrap(),
-      )
-      .unwrap();
-  }
-}
-
-fn root_dir() -> PathBuf {
-  // TODO(nayeemrmn): https://github.com/rust-lang/cargo/issues/3946 to get the workspace root.
-  Path::new(env!("CARGO_MANIFEST_DIR"))
-    .join("..")
-    .canonicalize()
-    .unwrap()
-}
-
-fn cli_dir() -> PathBuf {
-  root_dir().join("cli")
-}
-
-fn tsc_dir() -> PathBuf {
-  cli_dir().join("tsc")
-}
-
-fn get_js_files(dir: PathBuf) -> Vec<PathBuf> {
-  let mut js_files = std::fs::read_dir(dir.clone())
-    .unwrap()
-    .map(|dir_entry| {
-      let file = dir_entry.unwrap();
-      dir.join(file.path())
-    })
-    .filter(|path| path.extension().unwrap_or_default() == "js")
-    .collect::<Vec<PathBuf>>();
-  js_files.sort();
-  js_files
-}
diff --git a/snapshots/lib.rs b/snapshots/lib.rs
deleted file mode 100644
index 1d0b3ceb3..000000000
--- a/snapshots/lib.rs
+++ /dev/null
@@ -1,77 +0,0 @@
-use deno_core::Snapshot;
-use once_cell::sync::Lazy;
-use std::convert::TryInto;
-
-pub fn tsc_snapshot() -> Snapshot {
-  Snapshot::Static(&*COMPILER_SNAPSHOT)
-}
-
-static COMPILER_SNAPSHOT: Lazy<Box<[u8]>> = Lazy::new(
-  #[cold]
-  #[inline(never)]
-  || {
-    static COMPRESSED_COMPILER_SNAPSHOT: &[u8] =
-      include_bytes!(concat!(env!("OUT_DIR"), "/COMPILER_SNAPSHOT.bin"));
-
-    zstd::bulk::decompress(
-      &COMPRESSED_COMPILER_SNAPSHOT[4..],
-      u32::from_le_bytes(COMPRESSED_COMPILER_SNAPSHOT[0..4].try_into().unwrap())
-        as usize,
-    )
-    .unwrap()
-    .into_boxed_slice()
-  },
-);
-
-pub fn cli_snapshot() -> Snapshot {
-  Snapshot::Static(&*CLI_SNAPSHOT)
-}
-
-static CLI_SNAPSHOT: Lazy<Box<[u8]>> = Lazy::new(
-  #[allow(clippy::uninit_vec)]
-  #[cold]
-  #[inline(never)]
-  || {
-    static COMPRESSED_CLI_SNAPSHOT: &[u8] =
-      include_bytes!(concat!(env!("OUT_DIR"), "/CLI_SNAPSHOT.bin"));
-
-    let size =
-      u32::from_le_bytes(COMPRESSED_CLI_SNAPSHOT[0..4].try_into().unwrap())
-        as usize;
-    let mut vec = Vec::with_capacity(size);
-
-    // SAFETY: vec is allocated with exact snapshot size (+ alignment)
-    // SAFETY: non zeroed bytes are overwritten with decompressed snapshot
-    unsafe {
-      vec.set_len(size);
-    }
-
-    lzzzz::lz4::decompress(&COMPRESSED_CLI_SNAPSHOT[4..], &mut vec).unwrap();
-
-    vec.into_boxed_slice()
-  },
-);
-
-#[cfg(test)]
-mod tests {
-  use deno_runtime::deno_core;
-
-  #[test]
-  fn cli_snapshot() {
-    let mut js_runtime = deno_core::JsRuntime::new(deno_core::RuntimeOptions {
-      startup_snapshot: Some(crate::cli_snapshot()),
-      ..Default::default()
-    });
-    js_runtime
-      .execute_script(
-        "<anon>",
-        r#"
-      if (!(bootstrap.mainRuntime && bootstrap.workerRuntime)) {
-        throw Error("bad");
-      }
-      console.log("we have console.log!!!");
-    "#,
-      )
-      .unwrap();
-  }
-}