reduce size of ILogItem interface further

src/logging/BaseLogger.ts

@@ -139,7 +139,7 @@ export abstract class BaseLogger implements ILogger {
         this._openItems.clear();
     }
 
-    abstract _persistItem(item: ILogItem, filter?: LogFilter, forced?: boolean): void;
+    abstract _persistItem(item: LogItem, filter?: LogFilter, forced?: boolean): void;
 
     abstract export(): Promise<ILogExport | undefined>;
 

src/logging/ConsoleLogger.ts

@@ -14,10 +14,11 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 import {BaseLogger} from "./BaseLogger";
+import {LogItem} from "./LogItem";
 import type {ILogItem, LogItemValues, ILogExport} from "./types";
 
 export class ConsoleLogger extends BaseLogger {
-    _persistItem(item: ILogItem): void {
+    _persistItem(item: LogItem): void {
         printToConsole(item);
     }
 
@@ -37,7 +38,7 @@ function filterValues(values: LogItemValues): LogItemValues | null {
         }, null);
 }
 
-function printToConsole(item: ILogItem): void {
+function printToConsole(item: LogItem): void {
     const label = `${itemCaption(item)} (${item.duration}ms)`;
     const filteredValues = filterValues(item.values);
     const shouldGroup = item.children || filteredValues;

src/logging/types.ts

@@ -34,15 +34,13 @@ export interface ISerializedItem {
 };
 
 export interface ILogItem {
-    logger: any;
-    level: typeof LogLevel;
-    duration?: number;
-    end?: number;
-    start?: number;
     logLevel: LogLevel;
-    children?: Array<ILogItem>;
-    values: LogItemValues;
     error?: Error;
+    readonly logger: ILogger;
+    readonly level: typeof LogLevel;
+    readonly end?: number;
+    readonly start?: number;
+    readonly values: LogItemValues;
     wrap<T>(labelOrValues: LabelOrValues, callback: LogCallback<T>, logLevel?: LogLevel, filterCreator?: FilterCreator): T;
     log(labelOrValues: LabelOrValues, logLevel?: LogLevel): void;
     set(key: string | object, value: unknown): void;