Leverage //go:build over +build (#83)

iterator.go

@@ -14,18 +14,17 @@ import (
 //
 // For example:
 //
-//      it := db.NewIterator(readOpts)
-//      defer it.Close()
+//	     it := db.NewIterator(readOpts)
+//	     defer it.Close()
 //
-//      it.Seek([]byte("foo"))
-//		for ; it.Valid(); it.Next() {
-//          fmt.Printf("Key: %v Value: %v\n", it.Key().Data(), it.Value().Data())
-// 		}
-//
-//      if err := it.Err(); err != nil {
-//          return err
-//      }
+//	     it.Seek([]byte("foo"))
+//			for ; it.Valid(); it.Next() {
+//	         fmt.Printf("Key: %v Value: %v\n", it.Key().Data(), it.Value().Data())
+//			}
 //
+//	     if err := it.Err(); err != nil {
+//	         return err
+//	     }
 type Iterator struct {
 	c *C.rocksdb_iterator_t
 }

jemalloc.go

@@ -1,4 +1,4 @@
-// +build !testing,jemalloc
+//go:build !testing && jemalloc
 
 package grocksdb
 

jemalloc_test.go

@@ -1,4 +1,4 @@
-// +build !testing,jemalloc
+//go:build !testing && jemalloc
 
 package grocksdb
 

non_builtin.go

@@ -1,4 +1,4 @@
-// +build !testing
+//go:build !testing
 
 package grocksdb
 

options_compaction.go

@@ -245,12 +245,15 @@ func (opts *UniversalCompactionOptions) GetMaxSizeAmplificationPercent() int {
 // When we are compacting to a new file, here is the criteria whether
 // it needs to be compressed: assuming here are the list of files sorted
 // by generation time:
-//    A1...An B1...Bm C1...Ct
+//
+//	A1...An B1...Bm C1...Ct
+//
 // where A1 is the newest and Ct is the oldest, and we are going to compact
 // B1...Bm, we calculate the total size of all the files as total_size, as
 // well as  the total size of C1...Ct as total_C, the compaction output file
 // will be compressed iff
-//   total_C / total_size < this percentage
+//
+//	total_C / total_size < this percentage
 //
 // Default: -1
 func (opts *UniversalCompactionOptions) SetCompressionSizePercent(value int) {
@@ -268,12 +271,15 @@ func (opts *UniversalCompactionOptions) SetCompressionSizePercent(value int) {
 // When we are compacting to a new file, here is the criteria whether
 // it needs to be compressed: assuming here are the list of files sorted
 // by generation time:
-//    A1...An B1...Bm C1...Ct
+//
+//	A1...An B1...Bm C1...Ct
+//
 // where A1 is the newest and Ct is the oldest, and we are going to compact
 // B1...Bm, we calculate the total size of all the files as total_size, as
 // well as  the total size of C1...Ct as total_C, the compaction output file
 // will be compressed iff
-//   total_C / total_size < this percentage
+//
+//	total_C / total_size < this percentage
 func (opts *UniversalCompactionOptions) GetCompressionSizePercent() int {
 	return int(C.rocksdb_universal_compaction_options_get_compression_size_percent(opts.c))
 }

perf_context.go

@@ -43,77 +43,84 @@ func (ctx *PerfContext) Report(excludeZeroCounters bool) (value string) {
 //
 // Id is one of:
 //
-// enum {
-// 	rocksdb_user_key_comparison_count = 0,
-// 	rocksdb_block_cache_hit_count,
-// 	rocksdb_block_read_count,
-// 	rocksdb_block_read_byte,
-// 	rocksdb_block_read_time,
-// 	rocksdb_block_checksum_time,
-// 	rocksdb_block_decompress_time,
-// 	rocksdb_get_read_bytes,
-// 	rocksdb_multiget_read_bytes,
-// 	rocksdb_iter_read_bytes,
-// 	rocksdb_internal_key_skipped_count,
-// 	rocksdb_internal_delete_skipped_count,
-// 	rocksdb_internal_recent_skipped_count,
-// 	rocksdb_internal_merge_count,
-// 	rocksdb_get_snapshot_time,
-// 	rocksdb_get_from_memtable_time,
-// 	rocksdb_get_from_memtable_count,
-// 	rocksdb_get_post_process_time,
-// 	rocksdb_get_from_output_files_time,
-// 	rocksdb_seek_on_memtable_time,
-// 	rocksdb_seek_on_memtable_count,
-// 	rocksdb_next_on_memtable_count,
-// 	rocksdb_prev_on_memtable_count,
-// 	rocksdb_seek_child_seek_time,
-// 	rocksdb_seek_child_seek_count,
-// 	rocksdb_seek_min_heap_time,
-// 	rocksdb_seek_max_heap_time,
-// 	rocksdb_seek_internal_seek_time,
-// 	rocksdb_find_next_user_entry_time,
-// 	rocksdb_write_wal_time,
-// 	rocksdb_write_memtable_time,
-// 	rocksdb_write_delay_time,
-// 	rocksdb_write_pre_and_post_process_time,
-// 	rocksdb_db_mutex_lock_nanos,
-// 	rocksdb_db_condition_wait_nanos,
-// 	rocksdb_merge_operator_time_nanos,
-// 	rocksdb_read_index_block_nanos,
-// 	rocksdb_read_filter_block_nanos,
-// 	rocksdb_new_table_block_iter_nanos,
-// 	rocksdb_new_table_iterator_nanos,
-// 	rocksdb_block_seek_nanos,
-// 	rocksdb_find_table_nanos,
-// 	rocksdb_bloom_memtable_hit_count,
-// 	rocksdb_bloom_memtable_miss_count,
-// 	rocksdb_bloom_sst_hit_count,
-// 	rocksdb_bloom_sst_miss_count,
-// 	rocksdb_key_lock_wait_time,
-// 	rocksdb_key_lock_wait_count,
-// 	rocksdb_env_new_sequential_file_nanos,
-// 	rocksdb_env_new_random_access_file_nanos,
-// 	rocksdb_env_new_writable_file_nanos,
-// 	rocksdb_env_reuse_writable_file_nanos,
-// 	rocksdb_env_new_random_rw_file_nanos,
-// 	rocksdb_env_new_directory_nanos,
-// 	rocksdb_env_file_exists_nanos,
-// 	rocksdb_env_get_children_nanos,
-// 	rocksdb_env_get_children_file_attributes_nanos,
-// 	rocksdb_env_delete_file_nanos,
-// 	rocksdb_env_create_dir_nanos,
-// 	rocksdb_env_create_dir_if_missing_nanos,
-// 	rocksdb_env_delete_dir_nanos,
-// 	rocksdb_env_get_file_size_nanos,
-// 	rocksdb_env_get_file_modification_time_nanos,
-// 	rocksdb_env_rename_file_nanos,
-// 	rocksdb_env_link_file_nanos,
-// 	rocksdb_env_lock_file_nanos,
-// 	rocksdb_env_unlock_file_nanos,
-// 	rocksdb_env_new_logger_nanos,
-// 	rocksdb_total_metric_count = 68
-// };
+//	enum {
+//		rocksdb_user_key_comparison_count = 0,
+//		rocksdb_block_cache_hit_count,
+//		rocksdb_block_read_count,
+//		rocksdb_block_read_byte,
+//		rocksdb_block_read_time,
+//		rocksdb_block_checksum_time,
+//		rocksdb_block_decompress_time,
+//		rocksdb_get_read_bytes,
+//		rocksdb_multiget_read_bytes,
+//		rocksdb_iter_read_bytes,
+//		rocksdb_internal_key_skipped_count,
+//		rocksdb_internal_delete_skipped_count,
+//		rocksdb_internal_recent_skipped_count,
+//		rocksdb_internal_merge_count,
+//		rocksdb_get_snapshot_time,
+//		rocksdb_get_from_memtable_time,
+//		rocksdb_get_from_memtable_count,
+//		rocksdb_get_post_process_time,
+//		rocksdb_get_from_output_files_time,
+//		rocksdb_seek_on_memtable_time,
+//		rocksdb_seek_on_memtable_count,
+//		rocksdb_next_on_memtable_count,
+//		rocksdb_prev_on_memtable_count,
+//		rocksdb_seek_child_seek_time,
+//		rocksdb_seek_child_seek_count,
+//		rocksdb_seek_min_heap_time,
+//		rocksdb_seek_max_heap_time,
+//		rocksdb_seek_internal_seek_time,
+//		rocksdb_find_next_user_entry_time,
+//		rocksdb_write_wal_time,
+//		rocksdb_write_memtable_time,
+//		rocksdb_write_delay_time,
+//		rocksdb_write_pre_and_post_process_time,
+//		rocksdb_db_mutex_lock_nanos,
+//		rocksdb_db_condition_wait_nanos,
+//		rocksdb_merge_operator_time_nanos,
+//		rocksdb_read_index_block_nanos,
+//		rocksdb_read_filter_block_nanos,
+//		rocksdb_new_table_block_iter_nanos,
+//		rocksdb_new_table_iterator_nanos,
+//		rocksdb_block_seek_nanos,
+//		rocksdb_find_table_nanos,
+//		rocksdb_bloom_memtable_hit_count,
+//		rocksdb_bloom_memtable_miss_count,
+//		rocksdb_bloom_sst_hit_count,
+//		rocksdb_bloom_sst_miss_count,
+//		rocksdb_key_lock_wait_time,
+//		rocksdb_key_lock_wait_count,
+//		rocksdb_env_new_sequential_file_nanos,
+//		rocksdb_env_new_random_access_file_nanos,
+//		rocksdb_env_new_writable_file_nanos,
+//		rocksdb_env_reuse_writable_file_nanos,
+//		rocksdb_env_new_random_rw_file_nanos,
+//		rocksdb_env_new_directory_nanos,
+//		rocksdb_env_file_exists_nanos,
+//		rocksdb_env_get_children_nanos,
+//		rocksdb_env_get_children_file_attributes_nanos,
+//		rocksdb_env_delete_file_nanos,
+//		rocksdb_env_create_dir_nanos,
+//		rocksdb_env_create_dir_if_missing_nanos,
+//		rocksdb_env_delete_dir_nanos,
+//		rocksdb_env_get_file_size_nanos,
+//		rocksdb_env_get_file_modification_time_nanos,
+//		rocksdb_env_rename_file_nanos,
+//		rocksdb_env_link_file_nanos,
+//		rocksdb_env_lock_file_nanos,
+//		rocksdb_env_unlock_file_nanos,
+//		rocksdb_env_new_logger_nanos,
+//		rocksdb_number_async_seek,
+//		rocksdb_blob_cache_hit_count,
+//		rocksdb_blob_read_count,
+//		rocksdb_blob_read_byte,
+//		rocksdb_blob_read_time,
+//		rocksdb_blob_checksum_time,
+//		rocksdb_blob_decompress_time,
+//		rocksdb_total_metric_count = 77
+//	  };
 func (ctx *PerfContext) Metric(id int) uint64 {
 	value := C.rocksdb_perfcontext_metric(ctx.c, C.int(id))
 	return uint64(value)

testing_linux_amd64.go

@@ -1,4 +1,4 @@
-// +build testing
+//go:build testing
 
 package grocksdb
 

write_batch_wi.go

@@ -10,10 +10,10 @@ type WriteBatchWI struct {
 }
 
 // NewWriteBatchWI create a WriteBatchWI object.
-// - reserved_bytes: reserved bytes in underlying WriteBatch
-// - overwrite_key: if true, overwrite the key in the index when inserting
-//                the same key as previously, so iterator will never
-//                show two entries with the same key.
+//   - reserved_bytes: reserved bytes in underlying WriteBatch
+//   - overwrite_key: if true, overwrite the key in the index when inserting
+//     the same key as previously, so iterator will never
+//     show two entries with the same key.
 func NewWriteBatchWI(reservedBytes uint, overwriteKeys bool) *WriteBatchWI {
 	return NewNativeWriteBatchWI(C.rocksdb_writebatch_wi_create(C.size_t(reservedBytes), boolToChar(overwriteKeys)))
 }