Set MSRV to 1.36 and test.

4 files changed, 8 insertions, 6 deletions

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c681bb2..94f5aca 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
       matrix:
         rust:
           - stable
-          - 1.37.0
+          - 1.36.0
     steps:
       - uses: actions/checkout@v2
       - name: Install Rust stable toolchain
@@ -38,7 +38,7 @@ jobs:
       matrix:
         rust:
           - stable
-          - 1.37.0
+          - 1.36.0
     steps:
       - uses: actions/checkout@v2
       - uses: actions/cache@v2
diff --git a/README.md b/README.md
index 9a229f7..c60b104 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,8 @@ This crate works with Cargo and can be found on
 serde_qs = "0.8"
 ```
 
+Minimum supported Rust version is 1.36.
+
 [crates.io]: https://crates.io/crates/serde_qs
 
 ## License
diff --git a/src/error.rs b/src/error.rs
index b7c2042..e303abf 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -41,7 +41,7 @@ pub enum Error {
 impl Error {
     /// Generate error to show top-level type cannot be deserialized.
     pub fn top_level(object: &'static str) -> Self {
-        Self::Custom(format!(
+        Error::Custom(format!(
             "cannot deserialize {} at the top level.\
              Try deserializing into a struct.",
             object
@@ -53,7 +53,7 @@ impl Error {
     where
         T: Display,
     {
-        Self::Parse(msg.to_string(), position)
+        Error::Parse(msg.to_string(), position)
     }
 }
 
@@ -62,7 +62,7 @@ impl de::Error for Error {
     where
         T: Display,
     {
-        Self::Custom(msg.to_string())
+        Error::Custom(msg.to_string())
     }
 }
 
diff --git a/src/ser.rs b/src/ser.rs
index 6107694..dcd58c2 100644
--- a/src/ser.rs
+++ b/src/ser.rs
@@ -167,7 +167,7 @@ impl<'a, W: 'a + Write> QsSerializer<'a, W> {
 impl Error {
     fn no_key() -> Self {
         let msg = "tried to serialize a value before serializing key";
-        Self::Custom(msg.into())
+        Error::Custom(msg.into())
     }
 }