allow renaming function Params structs

Author: skandragon

internal/codegen/golang/result.go

@@ -353,7 +353,7 @@ func putOutColumns(query *plugin.Query) bool {
 // This is unlikely to happen, so don't fix it yet
 func columnsToStruct(req *plugin.GenerateRequest, options *opts.Options, name string, columns []goColumn, useID bool) (*Struct, error) {
 	gs := Struct{
-		Name: name,
+		Name: CheckRename(name, options),
 	}
 	seen := map[string][]int{}
 	suffixes := map[int]int{}

internal/codegen/golang/struct.go

@@ -1,6 +1,7 @@
 package golang
 
 import (
+	"log/slog"
 	"strings"
 	"unicode"
 	"unicode/utf8"
@@ -16,6 +17,14 @@ type Struct struct {
 	Comment string
 }
 
+func CheckRename(name string, options *opts.Options) string {
+	if rename := options.Rename[name]; rename != "" {
+		slog.Info("CheckRename", slog.String("original", name), slog.String("rename", rename))
+		return rename
+	}
+	return name
+}
+
 func StructName(name string, options *opts.Options) string {
 	if rename := options.Rename[name]; rename != "" {
 		return rename