Re-integrate examples into the root workspace (#1466)

Co-authored-by: David Pedersen <david.pdrsn@gmail.com>

.github/workflows/CI.yml

@@ -13,15 +13,9 @@ on:
 jobs:
   check:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        pwd:
-          - .
-          - examples
     steps:
     - uses: actions/checkout@master
     - uses: arduino/setup-protoc@v1
-      if: matrix.pwd == 'examples'
       with:
         repo-token: ${{ secrets.GITHUB_TOKEN }}
     - uses: dtolnay/rust-toolchain@stable
@@ -31,17 +25,16 @@ jobs:
         profile: minimal
         components: clippy, rustfmt
     - uses: Swatinem/rust-cache@v2
-      with:
-        key: ${{ matrix.pwd }}
-        workspaces: ${{ matrix.pwd }}
     - name: Check
-      working-directory: ${{ matrix.pwd }}
-      run: |
-        cargo clippy --all --all-targets --all-features
+      uses: actions-rs/cargo@v1
+      with:
+        command: clippy
+        args: --workspace --all-targets --all-features
     - name: rustfmt
-      working-directory: ${{ matrix.pwd }}
-      run: |
-        cargo fmt --all -- --check
+      uses: actions-rs/cargo@v1
+      with:
+        command: fmt
+        args: -- --check
 
   check-docs:
     runs-on: ubuntu-latest
@@ -62,6 +55,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@master
+    - uses: arduino/setup-protoc@v1
     - uses: dtolnay/rust-toolchain@stable
       with:
         toolchain: stable
@@ -101,6 +95,7 @@ jobs:
         rust: [stable, beta]
     steps:
     - uses: actions/checkout@master
+    - uses: arduino/setup-protoc@v1
     - uses: dtolnay/rust-toolchain@stable
       with:
         toolchain: ${{ matrix.rust }}
@@ -113,6 +108,7 @@ jobs:
         command: test
         args: --all --all-features --all-targets
 
+  # some examples doesn't support our MSRV so we only test axum itself on our MSRV
   test-nightly:
     needs: check
     runs-on: ubuntu-latest
@@ -269,11 +265,6 @@ jobs:
 
   dependencies-are-sorted:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        pwd:
-          - .
-          - examples
     steps:
     - uses: actions/checkout@master
     - uses: dtolnay/rust-toolchain@stable
@@ -282,16 +273,12 @@ jobs:
         override: true
         profile: minimal
     - uses: Swatinem/rust-cache@v2
-      with:
-        key: ${{ matrix.pwd }}
-        workspaces: ${{ matrix.pwd }}
     - name: Install cargo-sort
       run: |
         cargo install cargo-sort
+    # Work around cargo-sort not honoring workspace.exclude
     - name: Remove non-crate folder
-      run: rm -rf async-graphql || true
-      working-directory: ${{ matrix.pwd }}
+      run: rm -rf examples/async-graphql
     - name: Check dependency tables
-      working-directory: ${{ matrix.pwd }}
       run: |
         cargo sort --workspace --grouped --check

.gitignore

@@ -1,5 +1,3 @@
-/target
-/examples/target
-/examples/*/target
+target
 Cargo.lock
 .DS_Store

Cargo.toml

@@ -1,8 +1,7 @@
 [workspace]
-members = [
-    "axum",
-    "axum-core",
-    "axum-extra",
-    "axum-macros",
-]
+members = ["axum", "axum-*", "examples/*"]
+# Only check / build main crates by default (check all with `--workspace`)
+default-members = ["axum", "axum-*"]
+# Example has been deleted, but README.md remains
+exclude = ["examples/async-graphql"]
 resolver = "2"

deny.toml

@@ -21,6 +21,8 @@ skip-tree = [
     { name = "base64" },
     # parking_lot pulls in old versions of windows-sys
     { name = "windows-sys" },
+    # old version pulled in by rustls via ring
+    { name = "spin" },
 ]
 
 [sources]

examples/Cargo.toml

@@ -1,4 +0,0 @@
-[workspace]
-members = ["*"]
-exclude = ["async-graphql", "target"]
-resolver = "2"

examples/anyhow-error-response/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-anyhow-error-response
+//! cargo run -p example-anyhow-error-response
 //! ```
 
 use axum::{

examples/chat/src/main.rs

@@ -3,7 +3,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-chat
+//! cargo run -p example-chat
 //! ```
 
 use axum::{

examples/consume-body-in-extractor-or-middleware/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-consume-body-in-extractor-or-middleware
+//! cargo run -p example-consume-body-in-extractor-or-middleware
 //! ```
 
 use axum::{

examples/cors/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-cors
+//! cargo run -p example-cors
 //! ```
 
 use axum::{

examples/customize-extractor-error/README.md

@@ -12,5 +12,5 @@ already existing extractors
 Run with
 
 ```sh
-cd examples && cargo run -p example-customize-extractor-error
+cargo run -p example-customize-extractor-error
 ```

examples/customize-extractor-error/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-customize-extractor-error
+//! cargo run -p example-customize-extractor-error
 //! ```
 
 mod custom_extractor;

examples/customize-path-rejection/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-customize-path-rejection
+//! cargo run -p example-customize-path-rejection
 //! ```
 
 use axum::{

examples/error-handling-and-dependency-injection/src/main.rs

@@ -4,7 +4,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-error-handling-and-dependency-injection
+//! cargo run -p example-error-handling-and-dependency-injection
 //! ```
 
 use axum::{

examples/form/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-form
+//! cargo run -p example-form
 //! ```
 
 use axum::{extract::Form, response::Html, routing::get, Router};

examples/global-404-handler/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-global-404-handler
+//! cargo run -p example-global-404-handler
 //! ```
 
 use axum::{

examples/graceful-shutdown/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-graceful-shutdown
+//! cargo run -p example-graceful-shutdown
 //! kill or ctrl-c
 //! ```
 

examples/handle-head-request/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-handle-head-request
+//! cargo run -p example-handle-head-request
 //! ```
 
 use axum::response::{IntoResponse, Response};

examples/hello-world/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-hello-world
+//! cargo run -p example-hello-world
 //! ```
 
 use axum::{response::Html, routing::get, Router};

examples/hyper-1-0/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-hyper-1-0
+//! cargo run -p example-hyper-1-0
 //! ```
 
 use axum::{routing::get, Router};

examples/key-value-store/src/main.rs

@@ -3,7 +3,7 @@
 //! Run with:
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-key-value-store
+//! cargo run -p example-key-value-store
 //! ```
 
 use axum::{

examples/low-level-rustls/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-low-level-rustls
+//! cargo run -p example-low-level-rustls
 //! ```
 
 use axum::{extract::ConnectInfo, routing::get, Router};

examples/multipart-form/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-multipart-form
+//! cargo run -p example-multipart-form
 //! ```
 
 use axum::{

examples/parse-body-based-on-content-type/src/main.rs

@@ -3,7 +3,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-parse-body-based-on-content-type
+//! cargo run -p example-parse-body-based-on-content-type
 //! ```
 
 use axum::{

examples/print-request-response/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-print-request-response
+//! cargo run -p example-print-request-response
 //! ```
 
 use axum::{

examples/prometheus-metrics/src/main.rs

@@ -4,7 +4,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-prometheus-metrics
+//! cargo run -p example-prometheus-metrics
 //! ```
 
 use axum::{

examples/query-params-with-empty-strings/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-query-params-with-empty-strings
+//! cargo run -p example-query-params-with-empty-strings
 //! ```
 
 use axum::{extract::Query, routing::get, Router};

examples/readme/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-readme
+//! cargo run -p example-readme
 //! ```
 
 use axum::{

examples/rest-grpc-multiplex/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-rest-grpc-multiplex
+//! cargo run -p example-rest-grpc-multiplex
 //! ```
 
 use self::multiplex_service::MultiplexService;

examples/reverse-proxy/src/main.rs

@@ -4,7 +4,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-reverse-proxy
+//! cargo run -p example-reverse-proxy
 //! ```
 
 use axum::{

examples/routes-and-handlers-close-together/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-routes-and-handlers-close-together
+//! cargo run -p example-routes-and-handlers-close-together
 //! ```
 
 use axum::{

examples/sessions/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-sessions
+//! cargo run -p example-sessions
 //! ```
 
 use async_session::{MemoryStore, Session, SessionStore as _};

examples/simple-router-wasm/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-simple-router-wasm
+//! cargo run -p example-simple-router-wasm
 //! ```
 //!
 //! This example shows what using axum in a wasm context might look like. This example should

examples/sqlx-postgres/src/main.rs

@@ -3,7 +3,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-sqlx-postgres
+//! cargo run -p example-sqlx-postgres
 //! ```
 //!
 //! Test with curl:

examples/sse/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-sse
+//! cargo run -p example-sse
 //! ```
 
 use axum::{

examples/static-file-server/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples/static-file-server && cargo run -p example-static-file-server
+//! cargo run -p example-static-file-server
 //! ```
 
 use axum::{

examples/stream-to-file/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-stream-to-file
+//! cargo run -p example-stream-to-file
 //! ```
 
 use axum::{

examples/templates/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-templates
+//! cargo run -p example-templates
 //! ```
 
 use askama::Template;

examples/tls-rustls/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-tls-rustls
+//! cargo run -p example-tls-rustls
 //! ```
 
 use axum::{

examples/todos/src/main.rs

@@ -10,7 +10,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-todos
+//! cargo run -p example-todos
 //! ```
 
 use axum::{

examples/tokio-postgres/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-tokio-postgres
+//! cargo run -p example-tokio-postgres
 //! ```
 
 use axum::{

examples/tracing-aka-logging/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-tracing-aka-logging
+//! cargo run -p example-tracing-aka-logging
 //! ```
 
 use axum::{

examples/unix-domain-socket/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-unix-domain-socket
+//! cargo run -p example-unix-domain-socket
 //! ```
 
 #[cfg(unix)]

examples/validator/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-validator
+//! cargo run -p example-validator
 //!
 //! curl '127.0.0.1:3000?name='
 //! -> Input validation error: [name: Can not be empty]

examples/versioning/src/main.rs

@@ -1,7 +1,7 @@
 //! Run with
 //!
 //! ```not_rust
-//! cd examples && cargo run -p example-versioning
+//! cargo run -p example-versioning
 //! ```
 
 use axum::{