Update to rust 1.56.0 and edition 2021 (#121)

.github/workflows/codecov.yml

@@ -30,17 +30,17 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.55.0
+          - 1.56.0
 
     steps:
       - name: Checkout sources
         uses: actions/checkout@v2
 
-      - name: Install 1.55.0 toolchain
+      - name: Install 1.56.0 toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.55.0
+          toolchain: 1.56.0
           override: true
           components: rustfmt, clippy
 

.github/workflows/compile.yml

@@ -30,17 +30,17 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.55.0
+          - 1.56.0
 
     steps:
       - name: Checkout sources
         uses: actions/checkout@v2
 
-      - name: Install rust 1.55.0 toolchain
+      - name: Install rust 1.56.0 toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.55.0
+          toolchain: 1.56.0
           override: true
           components: rustfmt, clippy
 

.github/workflows/integration-test.yml

@@ -30,17 +30,17 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.55.0
+          - 1.56.0
 
     steps:
       - name: Checkout sources
         uses: actions/checkout@v2
 
-      - name: Install rust 1.55.0 toolchain
+      - name: Install rust 1.56.0 toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.55.0
+          toolchain: 1.56.0
           override: true
           components: rustfmt, clippy
 

.github/workflows/lint.yml

@@ -27,17 +27,17 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.55.0
+          - 1.56.0
 
     steps:
       - name: Checkout sources
         uses: actions/checkout@v2
 
-      - name: Install 1.55.0 toolchain
+      - name: Install 1.56.0 toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.55.0
+          toolchain: 1.56.0
           override: true
           components: rustfmt, clippy
 

.github/workflows/unit-test.yaml

@@ -29,17 +29,17 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.55.0
+          - 1.56.0
 
     steps:
       - name: Checkout sources
         uses: actions/checkout@v2
 
-      - name: Install 1.55.0 toolchain
+      - name: Install 1.56.0 toolchain
         uses: actions-rs/toolchain@v1
         with:
           profile: minimal
-          toolchain: 1.55.0
+          toolchain: 1.56.0
           override: true
           components: rustfmt, clippy
 

Cargo.toml

@@ -6,7 +6,7 @@ description = "Library for working with circom circuits in plonk proof system"
 homepage = "https://github.com/fluidex/plonkit"
 license = "MIT"
 repository = "https://github.com/fluidex/plonkit"
-edition = "2018"
+edition = "2021"
 
 [[bin]]
 name = "plonkit"

rust-toolchain

@@ -1 +1 @@
-1.55.0
+1.56.0