fix linting issues

.golangci.yml

@@ -3,7 +3,7 @@ run:
 linters:
   enable:
     - exhaustive
-    - exportloopref
+    - copyloopvar
     - revive
     - goimports
     - gosec

pkg/solana/config_tracker.go

@@ -26,14 +26,15 @@ func (c *ConfigTracker) LatestConfigDetails(ctx context.Context) (changedInBlock
 func ConfigFromState(ctx context.Context, state State) (types.ContractConfig, error) {
 	pubKeys := []types.OnchainPublicKey{}
 	accounts := []types.Account{}
+
 	oracles, err := state.Oracles.Data()
 	if err != nil {
 		return types.ContractConfig{}, err
 	}
-	for _, o := range oracles {
-		o := o //  https://github.com/golang/go/wiki/CommonMistakes#using-reference-to-loop-iterator-variable
-		pubKeys = append(pubKeys, o.Signer.Key[:])
-		accounts = append(accounts, types.Account(o.Transmitter.String()))
+
+	for idx := range oracles {
+		pubKeys = append(pubKeys, oracles[idx].Signer.Key[:])
+		accounts = append(accounts, types.Account(oracles[idx].Transmitter.String()))
 	}
 
 	onchainConfigStruct := median.OnchainConfig{

pkg/solana/logpoller/parser.go

@@ -90,11 +90,9 @@ func (v *pgDSLParser) Timestamp(prim primitives.Timestamp) {
 		return
 	}
 
-	var tm int64
+	tm := int64(prim.Timestamp) //nolint:gosec // disable G115
 	if prim.Timestamp > math.MaxInt64 {
 		tm = 0
-	} else {
-		tm = int64(prim.Timestamp)
 	}
 
 	v.expression = fmt.Sprintf(

pkg/solana/report_test.go

@@ -142,12 +142,11 @@ func TestMedianFromReport(t *testing.T) {
 		tt = append(tt, test)
 	}
 
-	for _, tc := range tt {
-		tc := tc
-		t.Run(tc.name, func(t *testing.T) {
+	for idx := range tt {
+		t.Run(tt[idx].name, func(t *testing.T) {
 			ctx := tests.Context(t)
 			var pos []median.ParsedAttributedObservation
-			for i, obs := range tc.obs {
+			for i, obs := range tt[idx].obs {
 				pos = append(pos, median.ParsedAttributedObservation{
 					Value:           obs,
 					JuelsPerFeeCoin: obs,
@@ -156,15 +155,15 @@ func TestMedianFromReport(t *testing.T) {
 			}
 			report, err := cdc.BuildReport(ctx, pos)
 			require.NoError(t, err)
-			max, err := cdc.MaxReportLength(ctx, len(tc.obs))
+			max, err := cdc.MaxReportLength(ctx, len(tt[idx].obs))
 			require.NoError(t, err)
 			assert.Equal(t, len(report), max)
 			med, err := cdc.MedianFromReport(ctx, report)
 			require.NoError(t, err)
-			assert.Equal(t, tc.expectedMedian.String(), med.String())
+			assert.Equal(t, tt[idx].expectedMedian.String(), med.String())
 			count, err := cdc.ObserversCountFromReport(report)
 			require.NoError(t, err)
-			assert.Equal(t, len(tc.obs), int(count))
+			assert.Equal(t, len(tt[idx].obs), int(count))
 		})
 	}
 }

pkg/solana/txm/pendingtx_test.go

@@ -1303,17 +1303,16 @@ func TestPendingTxContext_ListAllExpiredBroadcastedTxs(t *testing.T) {
 		},
 	}
 
-	for _, tt := range tests {
-		tt := tt // capture range variable
-		t.Run(tt.name, func(t *testing.T) {
+	for idx := range tests {
+		t.Run(tests[idx].name, func(t *testing.T) {
 			// Initialize a new PendingTxContext
 			ctx := newPendingTxContext()
 
 			// Setup the test case
-			tt.setup(t, ctx)
+			tests[idx].setup(t, ctx)
 
 			// Execute the function under test
-			result := ctx.ListAllExpiredBroadcastedTxs(tt.currBlockHeight)
+			result := ctx.ListAllExpiredBroadcastedTxs(tests[idx].currBlockHeight)
 
 			// Extract the IDs from the result
 			var resultIDs []string
@@ -1322,7 +1321,7 @@ func TestPendingTxContext_ListAllExpiredBroadcastedTxs(t *testing.T) {
 			}
 
 			// Assert that the expected IDs match the result IDs (order does not matter)
-			assert.ElementsMatch(t, tt.expectedTxIDs, resultIDs)
+			assert.ElementsMatch(t, tests[idx].expectedTxIDs, resultIDs)
 		})
 	}
 }