Add MSRV checking in CI

Bump MSRV to 1.65 for the use of let .. else.

15 files changed, 24 insertions, 20 deletions

diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 77eb07d..759edb3 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -54,6 +54,15 @@ jobs:
       - run: cargo fmt --all -- --check
       - run: cargo clippy --all-targets -- -D warnings
 
+  MSRV:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@master
+        with:
+          toolchain: "1.65.0"
+      - run: cargo check --lib -p askama --all-features
+
   Audit:
     runs-on: ubuntu-22.04
     steps:
diff --git a/askama/Cargo.toml b/askama/Cargo.toml
index f70902b..438abcf 100644
--- a/askama/Cargo.toml
+++ b/askama/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT OR Apache-2.0"
 workspace = ".."
 readme = "../README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [badges]
 maintenance = { status = "actively-developed" }
diff --git a/askama_actix/Cargo.toml b/askama_actix/Cargo.toml
index 4c5dff1..a46dbff 100644
--- a/askama_actix/Cargo.toml
+++ b/askama_actix/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT OR Apache-2.0"
 workspace = ".."
 readme = "README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [dependencies]
 actix-web = { version = "4", default-features = false }
diff --git a/askama_axum/Cargo.toml b/askama_axum/Cargo.toml
index 7c7d85e..034d235 100644
--- a/askama_axum/Cargo.toml
+++ b/askama_axum/Cargo.toml
@@ -2,7 +2,7 @@
 name = "askama_axum"
 version = "0.3.0"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 description = "Axum integration for Askama templates"
 keywords = ["markup", "template", "jinja2", "html", "axum"]
 categories = ["template-engine"]
diff --git a/askama_derive/Cargo.toml b/askama_derive/Cargo.toml
index cb4635f..5c3d8fa 100644
--- a/askama_derive/Cargo.toml
+++ b/askama_derive/Cargo.toml
@@ -8,7 +8,7 @@ license = "MIT/Apache-2.0"
 workspace = ".."
 readme = "README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [lib]
 proc-macro = true
diff --git a/askama_derive/src/config.rs b/askama_derive/src/config.rs
index a4eec28..b2a13aa 100644
--- a/askama_derive/src/config.rs
+++ b/askama_derive/src/config.rs
@@ -203,11 +203,12 @@ impl RawConfig<'_> {
     }
 }
 
-#[derive(Clone, Copy, PartialEq, Eq, Debug)]
+#[derive(Clone, Copy, Default, PartialEq, Eq, Debug)]
 #[cfg_attr(feature = "serde", derive(Deserialize))]
 #[cfg_attr(feature = "serde", serde(field_identifier, rename_all = "lowercase"))]
 pub(crate) enum WhitespaceHandling {
     /// The default behaviour. It will leave the whitespace characters "as is".
+    #[default]
     Preserve,
     /// It'll remove all the whitespace characters before and after the jinja block.
     Suppress,
@@ -227,12 +228,6 @@ impl From<WhitespaceHandling> for Whitespace {
     }
 }
 
-impl Default for WhitespaceHandling {
-    fn default() -> Self {
-        WhitespaceHandling::Preserve
-    }
-}
-
 #[cfg_attr(feature = "serde", derive(Deserialize))]
 struct General<'a> {
     #[cfg_attr(feature = "serde", serde(borrow))]
diff --git a/askama_escape/Cargo.toml b/askama_escape/Cargo.toml
index 8214ea8..654f49a 100644
--- a/askama_escape/Cargo.toml
+++ b/askama_escape/Cargo.toml
@@ -10,7 +10,7 @@ license = "MIT OR Apache-2.0"
 workspace = ".."
 readme = "README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [badges]
 maintenance = { status = "actively-developed" }
diff --git a/askama_gotham/Cargo.toml b/askama_gotham/Cargo.toml
index 1e3c352..15ea507 100644
--- a/askama_gotham/Cargo.toml
+++ b/askama_gotham/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT OR Apache-2.0"
 workspace = ".."
 readme = "README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [dependencies]
 askama = { version = "0.12", path = "../askama", default-features = false, features = ["with-gotham", "mime", "mime_guess"] }
diff --git a/askama_hyper/Cargo.toml b/askama_hyper/Cargo.toml
index 113ca02..02fcc58 100644
--- a/askama_hyper/Cargo.toml
+++ b/askama_hyper/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT OR Apache-2.0"
 workspace = ".."
 readme = "README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [dependencies]
 askama = { version = "0.12", path = "../askama", default-features = false, features = ["with-hyper"] }
diff --git a/askama_mendes/Cargo.toml b/askama_mendes/Cargo.toml
index 3811d24..ae5a0a4 100644
--- a/askama_mendes/Cargo.toml
+++ b/askama_mendes/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT OR Apache-2.0"
 workspace = ".."
 readme = "README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [dependencies]
 askama = { version = "0.12", path = "../askama", default-features = false, features = ["with-mendes", "mime", "mime_guess"] }
diff --git a/askama_parser/Cargo.toml b/askama_parser/Cargo.toml
index 8af58df..577e435 100644
--- a/askama_parser/Cargo.toml
+++ b/askama_parser/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT OR Apache-2.0"
 workspace = ".."
 readme = "README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [dependencies]
 nom = { version = "7", default-features = false, features = ["alloc"] }
diff --git a/askama_rocket/Cargo.toml b/askama_rocket/Cargo.toml
index e9f5afe..0496a34 100644
--- a/askama_rocket/Cargo.toml
+++ b/askama_rocket/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT OR Apache-2.0"
 workspace = ".."
 readme = "README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [dependencies]
 askama = { version = "0.12", path = "../askama", default-features = false, features = ["with-rocket", "mime", "mime_guess"] }
diff --git a/askama_tide/Cargo.toml b/askama_tide/Cargo.toml
index eff0073..42762ac 100644
--- a/askama_tide/Cargo.toml
+++ b/askama_tide/Cargo.toml
@@ -2,7 +2,7 @@
 name = "askama_tide"
 version = "0.15.1"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 description = "Tide integration for Askama templates"
 keywords = ["markup", "template", "html", "tide", "http-types"]
 homepage = "https://github.com/djc/askama"
diff --git a/askama_warp/Cargo.toml b/askama_warp/Cargo.toml
index e1176da..b0efe48 100644
--- a/askama_warp/Cargo.toml
+++ b/askama_warp/Cargo.toml
@@ -11,7 +11,7 @@ license = "MIT OR Apache-2.0"
 workspace = ".."
 readme = "README.md"
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 
 [dependencies]
 askama = { version = "0.12", path = "../askama", default-features = false, features = ["with-warp", "mime", "mime_guess"] }
diff --git a/testing/Cargo.toml b/testing/Cargo.toml
index 89fd864..23b5743 100644
--- a/testing/Cargo.toml
+++ b/testing/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 authors = ["Dirkjan Ochtman <dirkjan@ochtman.nl>"]
 workspace = ".."
 edition = "2021"
-rust-version = "1.58"
+rust-version = "1.65"
 publish = false
 
 [features]