feat: add lower HTTP method in issue (#36)

feat: add lower HTTP method in issue

Author: sashamelentyev

pkg/analyzer/analyzer.go

@@ -168,9 +168,9 @@ func lookupFlag(pass *analysis.Pass, name string) bool {
 }
 
 func checkHTTPMethod(pass *analysis.Pass, basicLit *ast.BasicLit) {
-	currentVal := strings.ToUpper(getBasicLitValue(basicLit))
+	currentVal := getBasicLitValue(basicLit)
 
-	if newVal, ok := mapping.HTTPMethod[currentVal]; ok {
+	if newVal, ok := mapping.HTTPMethod[strings.ToUpper(currentVal)]; ok {
 		report(pass, basicLit.Pos(), currentVal, newVal)
 	}
 }

pkg/analyzer/internal/gen.go

@@ -24,7 +24,7 @@ func main() {
 		template.New("template").
 			Funcs(map[string]any{
 				"quoteMeta": regexp.QuoteMeta,
-				"lower":     strings.ToLower,
+				"toLower":   strings.ToLower,
 			}).
 			ParseFS(templateDir, "template/*.tmpl"),
 	)

pkg/analyzer/internal/template/test-issue32.go.tmpl

@@ -6,32 +6,32 @@ import "net/http"
 
 var (
 {{- range $key, $value := .Mapping }}
-	_ = "{{ lower $key }}"
+	_ = "{{ toLower $key }}"
 {{- end }}
 )
 
 const (
 {{- range $key, $value := .Mapping }}
-	_ = "{{ lower $key }}"
+	_ = "{{ toLower $key }}"
 {{- end }}
 )
 
 func _() {
 {{- range $key, $value := .Mapping }}
-	_, _ = http.NewRequest("{{ lower $key }}", "", http.NoBody) // want `"{{ quoteMeta $key }}" can be replaced by {{ quoteMeta $value }}`
+	_, _ = http.NewRequest("{{ toLower $key }}", "", http.NoBody) // want `"{{ quoteMeta (toLower $key) }}" can be replaced by {{ quoteMeta $value }}`
 {{- end }}
 }
 
 func _() {
 {{- range $key, $value := .Mapping }}
-	_, _ = http.NewRequestWithContext(nil, "{{ lower $key }}", "", http.NoBody) // want `"{{ quoteMeta $key }}" can be replaced by {{ quoteMeta $value }}`
+	_, _ = http.NewRequestWithContext(nil, "{{ toLower $key }}", "", http.NoBody) // want `"{{ quoteMeta (toLower $key) }}" can be replaced by {{ quoteMeta $value }}`
 {{- end }}
 }
 
 func _() {
 {{- range $key, $value := .Mapping }}
 	_ = &http.Request{
-		Method: "{{ lower $key }}", // want `"{{ quoteMeta $key }}" can be replaced by {{ quoteMeta $value }}`
+		Method: "{{ toLower $key }}", // want `"{{ quoteMeta (toLower $key) }}" can be replaced by {{ quoteMeta $value }}`
 	}
 {{- end }}
 }