forked from mystiq/hydrogen-web
57 lines
1.5 KiB
TypeScript
57 lines
1.5 KiB
TypeScript
/*
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Copyright 2021 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import type {ILogItem} from "./LogItem";
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export enum LogLevel {
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All = 1,
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Debug,
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Detail,
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Info,
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Warn,
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Error,
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Fatal,
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Off
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}
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export class LogFilter {
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private _min?: LogLevel;
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private _parentFilter?: LogFilter;
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constructor(parentFilter?: LogFilter) {
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this._parentFilter = parentFilter;
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}
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filter(item: ILogItem, children: Array<unknown> | null): boolean {
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if (this._parentFilter) {
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if (!this._parentFilter.filter(item, children)) {
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return false;
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}
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}
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// neither our children or us have a loglevel high enough, filter out.
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if (this._min !== undefined && !Array.isArray(children) && item.logLevel < this._min) {
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return false;
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} else {
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return true;
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}
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}
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/* methods to build the filter */
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minLevel(logLevel: LogLevel): LogFilter {
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this._min = logLevel;
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return this;
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}
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}
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