From 2d4ec0a4be2b2539b4f0ec0f00c909f2b7642291 Mon Sep 17 00:00:00 2001
From: Wilfred Hughes <me@wilfred.me.uk>
Date: Sat, 5 Mar 2022 10:42:52 -0800
Subject: [PATCH] Bump minimum Rust version to 1.56 for rpds support

---
 .github/workflows/test.yml    | 10 +++++-----
 CHANGELOG.md                  |  2 ++
 Cargo.toml                    |  2 +-
 manual/src/getting_started.md |  2 +-
 4 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a3936e9a1..8d2ebc2f4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,7 +11,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.54.0
+          toolchain: 1.56.0
           override: true
       - uses: actions-rs/cargo@v1
         with:
@@ -25,7 +25,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.54.0
+          toolchain: 1.56.0
           override: true
       - uses: actions-rs/cargo@v1
         with:
@@ -39,7 +39,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.54.0
+          toolchain: 1.56.0
           override: true
       - name: Generate output for all sample files
         run: ./sample_files/compare_all.sh
@@ -54,7 +54,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.54.0
+          toolchain: 1.56.0
           override: true
       - uses: actions-rs/cargo@v1
         with:
@@ -69,7 +69,7 @@ jobs:
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.54.0
+          toolchain: 1.56.0
           override: true
       - run: rustup component add rustfmt
       - uses: actions-rs/cargo@v1
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 799ce4b93..f81251feb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 ## 0.22 (unreleased)
 
+Difftastic now requires Rust 1.56 to build.
+
 ### Diffing
 
 Adjusted the heuristics for 'so much has changed in this expression
diff --git a/Cargo.toml b/Cargo.toml
index 2f4f72872..582460c01 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,7 +9,7 @@ authors = ["Wilfred Hughes <me@wilfred.me.uk>"]
 keywords = ["diff", "syntax"]
 categories = ["development-tools", "command-line-utilities", "parser-implementations"]
 edition = "2018"
-rust-version = "1.54.0"
+rust-version = "1.56.0"
 include = [
         "/build.rs",
         "/src/",
diff --git a/manual/src/getting_started.md b/manual/src/getting_started.md
index 74994f803..8b332ddf5 100644
--- a/manual/src/getting_started.md
+++ b/manual/src/getting_started.md
@@ -4,7 +4,7 @@
 
 The latest version of difftastic is [available on
 crates.io](https://crates.io/crates/difftastic). You can install it
-with Cargo. Difftastic requires Rust 1.54 or later.
+with Cargo. Difftastic requires Rust 1.56 or later.
 
 ```
 $ cargo install difftastic