other(go): Bump Go to 1.20.2

.github/workflows/ci-lint.yml

@@ -38,10 +38,10 @@ jobs:
         uses: actions/setup-node@v3
         with:
           node-version: 18
-      - name: Set up Go 1.18
+      - name: Set up Go
         uses: actions/setup-go@v4
         with:
-          go-version: '1.18.x'
+          go-version: '1.20.x'
       - name: Install gitlint
         run: |
           python -m pip install gitlint
@@ -62,8 +62,7 @@ jobs:
         # 'make lint-go'.
         uses: golangci/[email protected]
         with:
-          # NOTE: The version must be specified without the patch version.
-          version: v1.50
+          version: v1.51.2
         # Always run this step so that all linting errors can be seen at once.
         if: always()
       - name: Ensure a clean code checkout

.github/workflows/ci-tests.yml

@@ -23,10 +23,10 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@v3
-      - name: Set up Go 1.18
+      - name: Set up Go
         uses: actions/setup-go@v4
         with:
-          go-version: "1.18.x"
+          go-version: "1.20.x"
       - name: Cache Go dependencies
         uses: actions/cache@v3
         with:

.github/workflows/release.yml

@@ -19,13 +19,13 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v4
         with:
-          go-version: 1.18
+          go-version: '1.20.x'
       - name: Install GoReleaser
         uses: goreleaser/goreleaser-action@v4
         with:
           install-only: true
           distribution: goreleaser
-          version: 1.14.1
+          version: 1.16.1
       - name: Build and publish the next release
         run: |
           make release-build

cmd/tx.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"os"
 	"reflect"
 
 	"github.com/spf13/cobra"
@@ -39,7 +39,7 @@ var (
 			conn, err := connection.Connect(ctx, npa.Network)
 			cobra.CheckErr(err)
 
-			rawTx, err := ioutil.ReadFile(filename)
+			rawTx, err := os.ReadFile(filename)
 			cobra.CheckErr(err)
 
 			tx, err := tryDecodeTx(rawTx)
@@ -76,7 +76,7 @@ var (
 			npa := common.GetNPASelection(cfg)
 			filename := args[0]
 
-			rawTx, err := ioutil.ReadFile(filename)
+			rawTx, err := os.ReadFile(filename)
 			cobra.CheckErr(err)
 
 			tx, err := tryDecodeTx(rawTx)

go.mod

@@ -1,6 +1,6 @@
 module github.com/oasisprotocol/cli
 
-go 1.18
+go 1.19
 
 // v1.5.0 has broken uint parsing, use a commit with the fix until the
 // the maintainers merge the PR: https://github.com/spf13/cast/pull/144

metadata/oasisscan.go

@@ -4,7 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"time"
 
@@ -53,7 +53,7 @@ func EntitiesFromOasisscan(ctx context.Context) (map[types.Address]*Entity, erro
 	if resp != nil {
 		defer resp.Body.Close()
 	}
-	vals, err := ioutil.ReadAll(resp.Body)
+	vals, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return nil, fmt.Errorf("failed to read response body: %w", err)
 	}

wallet/file/file.go

@@ -6,7 +6,6 @@ import (
 	"encoding/hex"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -366,7 +365,7 @@ func (af *fileAccountFactory) Create(name string, passphrase string, rawCfg map[
 	if err != nil {
 		return nil, fmt.Errorf("failed to marshal envelope: %w", err)
 	}
-	if err := ioutil.WriteFile(getAccountFilename(name), raw, 0o600); err != nil {
+	if err := os.WriteFile(getAccountFilename(name), raw, 0o600); err != nil {
 		return nil, fmt.Errorf("failed to save state: %w", err)
 	}
 
@@ -386,7 +385,7 @@ func (af *fileAccountFactory) Load(name string, passphrase string, rawCfg map[st
 	}
 
 	// Load state from encrypted file.
-	raw, err := ioutil.ReadFile(getAccountFilename(name))
+	raw, err := os.ReadFile(getAccountFilename(name))
 	if err != nil {
 		return nil, fmt.Errorf("failed to load account state: %w", err)
 	}
@@ -457,7 +456,7 @@ func (af *fileAccountFactory) Import(name string, passphrase string, rawCfg map[
 	if err != nil {
 		return nil, fmt.Errorf("failed to marshal envelope: %w", err)
 	}
-	if err := ioutil.WriteFile(getAccountFilename(name), raw, 0o600); err != nil {
+	if err := os.WriteFile(getAccountFilename(name), raw, 0o600); err != nil {
 		return nil, fmt.Errorf("failed to save state: %w", err)
 	}
 	return acc, nil