From 61c3673f80752e0104e04d092b49d90f8f7b1d02 Mon Sep 17 00:00:00 2001
From: Daniel Alley <dalley@redhat.com>
Date: Sat, 17 Sep 2022 23:10:42 -0400
Subject: [PATCH] Add an MSRV check to the CI

closes #479
---
 .github/workflows/rust.yml | 7 +++++++
 Cargo.toml                 | 7 ++++---
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 1f4869b6..12b50f15 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -10,6 +10,13 @@ jobs:
     - name: Check fmt
       run: cargo fmt -- --check
 
+  msrv:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: dtolnay/rust-toolchain@1.56
+    - run: cargo check --all-features
+
   test:
     strategy:
       matrix:
diff --git a/Cargo.toml b/Cargo.toml
index 90ee1fcd..94ef4405 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,13 +10,14 @@ repository = "https://github.com/tafia/quick-xml"
 keywords = ["xml", "serde", "parser", "writer", "html"]
 categories = ["asynchronous", "encoding", "parsing", "parser-implementations"]
 license = "MIT"
+rust_version = "1.54"
 
 [dependencies]
 document-features = { version = "0.2", optional = true }
 encoding_rs = { version = "0.8", optional = true }
-serde = { version = "1.0", optional = true }
-tokio = { version = "1.21", optional = true, default-features = false, features = ["io-util"] }
-memchr = "2.5"
+serde = { version = "^1.0.100", optional = true }
+tokio = { version = "^1.0", optional = true, default-features = false, features = ["io-util"] }
+memchr = "^2.0"
 
 [dev-dependencies]
 criterion = "0.4"