Merge branch 'master' into fix-exe

.github/workflows/approve.yml

@@ -0,0 +1,15 @@
+name: Automatic Approve
+on:
+  schedule: 
+    - cron: "0 0 * * *"
+  workflow_dispatch:
+jobs:
+  automatic-approve:
+    name: Automatic Approve
+    runs-on: ubuntu-latest
+    steps:
+      - name: Automatic Approve
+        uses: mheap/automatic-approve-action@v1.1.0
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          workflows: "test.yml"

.github/workflows/book.yml

@@ -2,8 +2,7 @@ name: Build and deploy documentation book
 
 on:
   push:
-    branches:
+  pull_request:    
-      - master
 
 jobs:
   book:
@@ -16,10 +15,23 @@ jobs:
           toolchain: stable
           override: true
 
+      - name: Cache dependencies
+        uses: actions/cache@v2
+        env:
+          cache-name: cache-mdbook
+        with:
+          path: |
+            ~/.cargo/.crates.toml
+            ~/.cargo/.crates2.json
+            ~/.cargo/bin
+            ~/.cargo/registry/index
+            ~/.cargo/registry/cache
+          key: ${{ runner.os }}-build-${{ env.cache-name }}-0.3 }}
+
       - name: Install mdbook
         run: |
           (test -x $HOME/.cargo/bin/cargo-install-update || cargo install cargo-update)
-          (test -x $HOME/.cargo/bin/mdbook || cargo install --vers "^0.2" mdbook)
+          (test -x $HOME/.cargo/bin/mdbook || cargo install --vers "^0.3" mdbook)
           cargo install-update -a
 
       - name: Build book
@@ -31,6 +43,7 @@ jobs:
 
       - name: Deploy book
         uses: JamesIves/github-pages-deploy-action@4.1.4
+        if: ${{ github.ref == 'refs/heads/master' }}
         with:
           branch: gh-pages
           folder: docs

Cargo.lock

@@ -537,9 +537,9 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "aa4da3c766cd7a0db8242e326e9e4e081edd567072893ed320008189715366a4"
 dependencies = [
- "proc-macro2 1.0.29",
+ "proc-macro2",
- "quote 1.0.9",
+ "quote",
- "syn 1.0.76",
+ "syn",
  "synstructure",
 ]
 
@@ -1323,9 +1323,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
 dependencies = [
  "proc-macro-error-attr",
- "proc-macro2 1.0.29",
+ "proc-macro2",
- "quote 1.0.9",
+ "quote",
- "syn 1.0.76",
+ "syn",
  "version_check",
 ]
 
@@ -1335,27 +1335,18 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
 dependencies = [
- "proc-macro2 1.0.29",
+ "proc-macro2",
- "quote 1.0.9",
+ "quote",
  "version_check",
 ]
 
-[[package]]
-name = "proc-macro2"
-version = "0.4.30"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
-dependencies = [
- "unicode-xid 0.1.0",
-]
-
 [[package]]
 name = "proc-macro2"
 version = "1.0.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9f5105d4fdaab20335ca9565e106a5d9b82b6219b5ba735731124ac6711d23d"
 dependencies = [
- "unicode-xid 0.2.2",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -1374,22 +1365,13 @@ version = "1.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
 
-[[package]]
-name = "quote"
-version = "0.6.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ce23b6b870e8f94f81fb0a363d65d86675884b34a09043c81e5562f11c1f8e1"
-dependencies = [
- "proc-macro2 0.4.30",
-]
-
 [[package]]
 name = "quote"
 version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c3d0b9745dc2debf507c8422de05d7226cc1f0644216dfdfead988f9b1ab32a7"
 dependencies = [
- "proc-macro2 1.0.29",
+ "proc-macro2",
 ]
 
 [[package]]
@@ -1787,9 +1769,9 @@ version = "1.0.130"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d7bc1a1ab1961464eae040d96713baa5a724a8152c1222492465b54322ec508b"
 dependencies = [
- "proc-macro2 1.0.29",
+ "proc-macro2",
- "quote 1.0.9",
+ "quote",
- "syn 1.0.76",
+ "syn",
 ]
 
 [[package]]
@@ -1826,21 +1808,24 @@ dependencies = [
 
 [[package]]
 name = "serial_test"
-version = "0.2.0"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50bfbc39343545618d97869d77f38ed43e48dd77432717dbc7ed39d797f3ecbe"
+checksum = "f74862f16557830c73deefde614c906f8af0157e064b64f156e32a0b12d7114c"
 dependencies = [
  "lazy_static 1.4.0",
+ "parking_lot 0.9.0",
+ "serial_test_derive",
 ]
 
 [[package]]
 name = "serial_test_derive"
-version = "0.2.0"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89dd85be2e2ad75b041c9df2892ac078fa6e0b90024028b2b9fb4125b7530f01"
+checksum = "3c188479c8b700998829c168d7a4c21032660b0dd2ed87a0b166c85811750740"
 dependencies = [
- "quote 0.6.13",
+ "proc-macro2",
- "syn 0.15.44",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -1920,20 +1905,9 @@ checksum = "134d838a2c9943ac3125cf6df165eda53493451b719f3255b2a26b85f772d0ba"
 dependencies = [
  "heck",
  "proc-macro-error",
- "proc-macro2 1.0.29",
+ "proc-macro2",
- "quote 1.0.9",
+ "quote",
- "syn 1.0.76",
+ "syn",
-]
-
-[[package]]
-name = "syn"
-version = "0.15.44"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ca4b3b69a77cbe1ffc9e198781b7acb0c7365a883670e8f1c1bc66fba79a5c5"
-dependencies = [
- "proc-macro2 0.4.30",
- "quote 0.6.13",
- "unicode-xid 0.1.0",
 ]
 
 [[package]]
@@ -1942,9 +1916,9 @@ version = "1.0.76"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c6f107db402c2c2055242dbf4d2af0e69197202e9faacbef9571bbe47f5a1b84"
 dependencies = [
- "proc-macro2 1.0.29",
+ "proc-macro2",
- "quote 1.0.9",
+ "quote",
- "unicode-xid 0.2.2",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -1953,10 +1927,10 @@ version = "0.12.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "474aaa926faa1603c40b7885a9eaea29b444d1cb2850cb7c0e37bb1a4182f4fa"
 dependencies = [
- "proc-macro2 1.0.29",
+ "proc-macro2",
- "quote 1.0.9",
+ "quote",
- "syn 1.0.76",
+ "syn",
- "unicode-xid 0.2.2",
+ "unicode-xid",
 ]
 
 [[package]]
@@ -2049,9 +2023,9 @@ version = "1.0.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bad553cc2c78e8de258400763a647e80e6d1b31ee237275d756f6836d204494c"
 dependencies = [
- "proc-macro2 1.0.29",
+ "proc-macro2",
- "quote 1.0.9",
+ "quote",
- "syn 1.0.76",
+ "syn",
 ]
 
 [[package]]
@@ -2287,12 +2261,6 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9337591893a19b88d8d87f2cec1e73fad5cdfd10e5a6f349f498ad6ea2ffb1e3"
 
-[[package]]
-name = "unicode-xid"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
-
 [[package]]
 name = "unicode-xid"
 version = "0.2.2"
@@ -2420,7 +2388,6 @@ dependencies = [
  "serde_ignored",
  "serde_json",
  "serial_test",
- "serial_test_derive",
  "siphasher",
  "strsim",
  "structopt",

Cargo.toml

@@ -41,8 +41,7 @@ chrono = "0.4.6"
 assert_cmd = "0.11"
 lazy_static = "1.1.0"
 predicates = "1.0.0"
-serial_test = "0.2"
+serial_test = "0.3"
-serial_test_derive = "0.2"
 tempfile = "3"
 
 [features]

docs/_theme/header.hbs

@@ -35,10 +35,12 @@
   }
 </style>
 <header class='warning'>
-  This is the <strong>unpublished</strong> documentation of
+  <p>
-  <code>wasm-pack</code>, the published documentation is available
+    This is the <strong>unpublished</strong> documentation of
-  <a href="https://rustwasm.github.io/docs/wasm-pack/">
+    <code>wasm-pack</code>, the published documentation is available
-    on the main Rust and WebAssembly documentation site
+    <a href="https://rustwasm.github.io/docs/wasm-pack/">
-  </a>. Features documented here may not be available in released versions of
+      on the main Rust and WebAssembly documentation site
-  <code>wasm-pack</code>.
+    </a>. Features documented here may not be available in released versions of
+    <code>wasm-pack</code>.
+  </p>
 </header>

docs/src/SUMMARY.md

@@ -4,6 +4,7 @@
 - [Quickstart](./quickstart.md)
 - [Prerequisites](./prerequisites/index.md)
   - [npm (optional)](./prerequisites/npm.md)
+  - [considerations](./prerequisites/considerations.md)
   - [Non-`rustup` setups](./prerequisites/non-rustup-setups.md)
 - [Commands](./commands/index.md)
   - [`new`](./commands/new.md)

docs/src/commands/build.md

@@ -127,13 +127,13 @@ wasm-pack build examples/js-hello-world --mode no-install
 
 ## Extra options
 
-The `build` command can pass extra options straight to `cargo build` even if they are not
+The `build` command can pass extra options straight to `cargo build` even if
-supported in wasm-pack. To use them you should add standalone `--` argument at the very
+they are not supported in wasm-pack. To use them simply add the extra arguments
-end of your command, and all the arguments you want to pass to cargo should go after.
+at the very end of your command, just as you would for `cargo build`. For
-For example, to build the previous example using cargo's offline feature:
+example, to build the previous example using cargo's offline feature:
 
 ```
-wasm-pack build examples/js-hello-world --mode no-install -- --offline
+wasm-pack build examples/js-hello-world --mode no-install --offline
 ```
 
 <hr style="font-size: 1.5em; margin-top: 2.5em"/>

docs/src/commands/test.md

@@ -44,8 +44,8 @@ wasm-pack test --node --firefox --chrome --safari --headless
 The `test` command can pass extra options straight to `cargo test` even if they are not
 supported in wasm-pack.
 
-To use them you should add standalone `--` argument at the very
+To use them simply add the extra arguments at the very end of your command, just
-end of your command, and all the arguments you want to pass to cargo should go after.
+as you would for `cargo test`.
 
 `cargo test -h` for a list of all options that you can pass through.
 
@@ -72,16 +72,16 @@ $ tree crates/foo
 
 ```
 # Run all tests in tests/diff_patch.rs in Firefox
-wasm-pack test crates/foo --firefox --headless -- --test diff_patch
+wasm-pack test crates/foo --firefox --headless --test diff_patch
 
 # Run all tests in tests/diff_patch.rs that contain the word "replace"
-wasm-pack test crates/foo --firefox --headless -- --test diff_patch replace
+wasm-pack test crates/foo --firefox --headless --test diff_patch replace
 
 # Run all tests inside of a `tests` module inside of src/lib/diff.rs
-wasm-pack test crates/foo --firefox --headless -- --lib diff::tests
+wasm-pack test crates/foo --firefox --headless --lib diff::tests
 
 # Same as the above, but only if they contain the word replace
-wasm-pack test crates/foo --firefox --headless -- --lib diff::tests::replace
+wasm-pack test crates/foo --firefox --headless --lib diff::tests::replace
 ```
 
 Note that you can also filter tests by location in which they're supposed to

docs/src/prerequisites/considerations.md

@@ -0,0 +1,38 @@
+# nodejs
+
+Currently, `wasm-pack` generated npm modules require us to you have [fetch] polyfill in your node project.
+
+If there is a module from `wasm-pack build --target nodejs` you may encounter some errors regarding global `Headers`, `Request`, `Response` and `fetch` Web APIs.
+
+## Common errors:
+
+```js
+ReqwestError(reqwest::Error { kind: Builder, source: "JsValue(ReferenceError: Headers is not defined
+ReqwestError(reqwest::Error { kind: Builder, source: "JsValue(ReferenceError: Request is not defined
+
+    var ret = getObject(arg0) instanceof Response;
+ReferenceError: Response is not defined
+```
+
+## Workarround
+Import or declare fetch and objects: Headers, Request, Response
+
+```ts
+// CommonJS
+const fetch = require('node-fetch');
+
+// ES Module
+import fetch from 'node-fetch';
+
+// @ts-ignore
+global.fetch = fetch;
+// @ts-ignore
+global.Headers = fetch.Headers;
+// @ts-ignore
+global.Request = fetch.Request;
+// @ts-ignore
+global.Response = fetch.Response;
+```
+
+[fetch]: https://github.com/node-fetch/node-fetch
+

docs/src/tutorials/npm-browser-packages/template-deep-dive/wee_alloc.md

@@ -40,7 +40,7 @@ allocator, but only if the `wee_alloc` feature is enabled at compile time. The
 feature can be enabled by passing extra options while building:
 
 ```
-$ wasm-pack build -- --features wee_alloc
+$ wasm-pack build --features wee_alloc
 ```
 
 or alternatively you could turn it on by default in `Cargo.toml`:

src/command/build.rs

@@ -18,6 +18,7 @@ use std::fmt;
 use std::path::PathBuf;
 use std::str::FromStr;
 use std::time::Instant;
+use structopt::clap::AppSettings;
 use PBAR;
 
 /// Everything required to configure and run the `wasm-pack build` command.
@@ -101,6 +102,13 @@ pub enum BuildProfile {
 
 /// Everything required to configure and run the `wasm-pack build` command.
 #[derive(Debug, StructOpt)]
+#[structopt(
+    // Allows unknown `--option`s to be parsed as positional arguments, so we can forward it to `cargo`.
+    setting = AppSettings::AllowLeadingHyphen,
+
+    // Allows `--` to be parsed as an argument, so we can forward it to `cargo`.
+    setting = AppSettings::TrailingVarArg,
+)]
 pub struct BuildOptions {
     /// The path to the Rust crate. If not set, searches up the path from the current directory.
     #[structopt(parse(from_os_str))]
@@ -148,7 +156,7 @@ pub struct BuildOptions {
     /// Sets the output file names. Defaults to package name.
     pub out_name: Option<String>,
 
-    #[structopt(last = true)]
+    #[structopt(allow_hyphen_values = true)]
     /// List of extra options to pass to `cargo build`
     pub extra_options: Vec<String>,
 }
@@ -176,7 +184,15 @@ type BuildStep = fn(&mut Build) -> Result<(), Error>;
 
 impl Build {
     /// Construct a build command from the given options.
-    pub fn try_from_opts(build_opts: BuildOptions) -> Result<Self, Error> {
+    pub fn try_from_opts(mut build_opts: BuildOptions) -> Result<Self, Error> {
+        if let Some(path) = &build_opts.path {
+            if path.to_string_lossy().starts_with("--") {
+                let path = build_opts.path.take().unwrap();
+                build_opts
+                    .extra_options
+                    .insert(0, path.to_string_lossy().into_owned().to_string());
+            }
+        }
         let crate_path = get_crate_path(build_opts.path)?;
         let crate_data = manifest::CrateData::new(&crate_path, build_opts.out_name.clone())?;
         let out_dir = crate_path.join(PathBuf::from(build_opts.out_dir));

src/wasm_opt.rs

@@ -3,7 +3,7 @@
 use crate::child;
 use crate::install::{self, Tool};
 use crate::PBAR;
-use binary_install::Cache;
+use binary_install::{Cache, Download};
 use std::path::Path;
 use std::process::Command;
 
@@ -58,6 +58,16 @@ pub fn find_wasm_opt(
     cache: &Cache,
     install_permitted: bool,
 ) -> Result<install::Status, failure::Error> {
+    // First attempt to look up in PATH. If found assume it works.
+    if let Ok(path) = which::which("wasm-opt") {
+        PBAR.info(&format!("found wasm-opt at {:?}", path));
+
+        match path.as_path().parent() {
+            Some(path) => return Ok(install::Status::Found(Download::at(path))),
+            None => {}
+        }
+    }
+
     let version = "version_78";
     Ok(install::download_prebuilt(
         &install::Tool::WasmOpt,

tests/all/build.rs

@@ -264,7 +264,6 @@ fn build_with_arbitrary_cargo_options() {
     fixture
         .wasm_pack()
         .arg("build")
-        .arg("--")
         .arg("--no-default-features")
         .assert()
         .success();

tests/all/main.rs

@@ -8,7 +8,7 @@ extern crate serde_derive;
 extern crate binary_install;
 extern crate serde_json;
 #[macro_use]
-extern crate serial_test_derive;
+extern crate serial_test;
 extern crate structopt;
 extern crate tempfile;
 extern crate wasm_pack;