Increase MSRV to 1.59

7 files changed, 16 insertions, 12 deletions

diff --git a/.github/workflows/deploy_docs.yml b/.github/workflows/deploy_docs.yml
index 3fc0387ad..5fb670e5c 100644
--- a/.github/workflows/deploy_docs.yml
+++ b/.github/workflows/deploy_docs.yml
@@ -27,7 +27,7 @@ jobs:
       - name: Install jq
         run: sudo apt-get install -y jq
 
-      - uses: dtolnay/rust-toolchain@1.58.0
+      - uses: dtolnay/rust-toolchain@1.59.0
       - run: cargo doc
 
       - name: Setup mdBook
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 262f57273..e4d9df2e3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@1.58.0
+      - uses: dtolnay/rust-toolchain@1.59.0
       - run: cargo test
       # This also runs tests that rely on the MIME database being
       # present.
@@ -27,7 +27,7 @@ jobs:
   #   runs-on: ubuntu-20.04
   #   steps:
   #     - uses: actions/checkout@v3
-  #     - uses: dtolnay/rust-toolchain@1.58.0
+  #     - uses: dtolnay/rust-toolchain@1.59.0
   #     - run: rustup target add aarch64-unknown-linux-gnu
   #     - run: sudo apt-get install gcc-aarch64-linux-gnu g++-aarch64-linux-gnu
   #     - run: cargo build --target=aarch64-unknown-linux-gnu
@@ -37,7 +37,7 @@ jobs:
     runs-on: macos-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@1.58.0
+      - uses: dtolnay/rust-toolchain@1.59.0
       - run: cargo test
 
   test_windows:
@@ -45,7 +45,7 @@ jobs:
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@1.58.0
+      - uses: dtolnay/rust-toolchain@1.59.0
       - run: cargo test
 
   regression_test:
@@ -53,7 +53,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@1.58.0
+      - uses: dtolnay/rust-toolchain@1.59.0
       - name: Generate output for all sample files
         run: ./sample_files/compare_all.sh
       - name: Verify output is unchanged
@@ -64,7 +64,7 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@1.58.0
+      - uses: dtolnay/rust-toolchain@1.59.0
       - run: cargo package --allow-dirty
 
   fmt:
@@ -72,5 +72,5 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
-      - uses: dtolnay/rust-toolchain@1.58.0
+      - uses: dtolnay/rust-toolchain@1.59.0
       - run: cargo fmt --all -- --check
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 95d158d4c..f629549fc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,10 @@ Improved syntax hightling for Java built-in types.
 Fixed an issue with runaway memory usage when the two files input
 files had a large number of differences.
 
+### Build
+
+Difftastic now requires Rust 1.59 to build.
+
 ## 0.49 (release 26th July 2023)
 
 ### Parsing
diff --git a/Cargo.toml b/Cargo.toml
index 598ce12aa..eeac57043 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ edition = "2021"
 # Goal: support at least 12 months of Rust versions, and also the Rust
 # version on Debian stable:
 # https://tracker.debian.org/pkg/rustc
-rust-version = "1.58.0"
+rust-version = "1.59.0"
 include = [
         "/build.rs",
         "/src/",
diff --git a/manual/src/installation.md b/manual/src/installation.md
index 79901361f..676ba597e 100644
--- a/manual/src/installation.md
+++ b/manual/src/installation.md
@@ -28,7 +28,7 @@ $ brew install difftastic
 
 Difftastic is written in Rust, so you will need Rust installed. I
 recommend [rustup](https://rustup.rs/) to install Rust. Difftastic
-requires Rust version 1.58 or later.
+requires Rust version 1.59 or later.
 
 You will also need a C++ compiler that supports C++14. If you're using
 GCC, you need at least version 8.
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index f3e491959..287c01098 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,4 +1,4 @@
 [toolchain]
-channel = "1.58"
+channel = "1.59"
 components = ["rustfmt"]
 profile = "minimal"
diff --git a/translation/zh-CN/manual-zh-CN/src/installation.md b/translation/zh-CN/manual-zh-CN/src/installation.md
index 9d51ffc92..8b2cedd12 100644
--- a/translation/zh-CN/manual-zh-CN/src/installation.md
+++ b/translation/zh-CN/manual-zh-CN/src/installation.md
@@ -22,7 +22,7 @@ $ brew install difftastic
 
 ### 要求
 
-Difftastic 使用 Rust 编写，所以你需安装 Rust。我推荐使用 [rustup](https://rustup.rs/) 安装 Rust。Difftastic 要求 Rust 版本不低于 1.58。
+Difftastic 使用 Rust 编写，所以你需安装 Rust。我推荐使用 [rustup](https://rustup.rs/) 安装 Rust。Difftastic 要求 Rust 版本不低于 1.59。
 
 你也需要一个支持 C++14 的 C++ 编译器。如果你正在使用 GCC，则 GCC 版本至少为 8。