change: merge code-style with style categories (#1573)

* change: merge code-style with style categories

* deprecate variable

lint/failure.go

@@ -11,6 +11,8 @@ const (
 	// FailureCategoryBadPractice indicates bad practice issues.
 	FailureCategoryBadPractice FailureCategory = "bad practice"
 	// FailureCategoryCodeStyle indicates code style issues.
+	//
+	// Deprecated: use FailureCategoryStyle instead.
 	FailureCategoryCodeStyle FailureCategory = "code-style"
 	// FailureCategoryComments indicates comment issues.
 	FailureCategoryComments FailureCategory = "comments"

rule/file_length_limit.go

@@ -57,7 +57,7 @@ func (r *FileLengthLimitRule) Apply(file *lint.File, _ lint.Arguments) []lint.Fa
 
 	return []lint.Failure{
 		{
-			Category:   lint.FailureCategoryCodeStyle,
+			Category:   lint.FailureCategoryStyle,
 			Confidence: 1,
 			Position: lint.FailurePosition{
 				Start: token.Position{

rule/inefficient_map_lookup.go

@@ -99,7 +99,7 @@ func (w *lintInefficientMapLookup) analyzeBlock(b *ast.BlockStmt) {
 		w.onFailure(lint.Failure{
 			Confidence: 1,
 			Node:       rangeOverMap,
-			Category:   lint.FailureCategoryCodeStyle,
+			Category:   lint.FailureCategoryStyle,
 			Failure:    "inefficient lookup of map key",
 		})
 	}

rule/line_length_limit.go

@@ -76,7 +76,7 @@ func (r lintLineLengthNum) check() {
 		c := utf8.RuneCountInString(t)
 		if c > r.max {
 			r.onFailure(lint.Failure{
-				Category: lint.FailureCategoryCodeStyle,
+				Category: lint.FailureCategoryStyle,
 				Position: lint.FailurePosition{
 					// Offset not set; it is non-trivial, and doesn't appear to be needed.
 					Start: token.Position{

rule/use_waitgroup_go.go

@@ -113,7 +113,7 @@ func (w *lintUseWaitGroupGo) analyzeBlock(b *ast.BlockStmt) {
 			w.onFailure(lint.Failure{
 				Confidence: 1,
 				Node:       call,
-				Category:   lint.FailureCategoryCodeStyle,
+				Category:   lint.FailureCategoryStyle,
 				Failure:    "replace wg.Add()...go {...wg.Done()...} with wg.Go(...)",
 			})
 

rule/useless_fallthrough.go

@@ -81,7 +81,7 @@ func (w *lintUselessFallthrough) Visit(node ast.Node) ast.Visitor {
 		w.onFailure(lint.Failure{
 			Confidence: confidence,
 			Node:       branchStmt,
-			Category:   lint.FailureCategoryCodeStyle,
+			Category:   lint.FailureCategoryStyle,
 			Failure:    `this "fallthrough" can be removed by consolidating this case clause with the next one`,
 		})