| 1 | /**
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| 2 | * A logger accepts messages from different levels
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| 3 | * and emits them in a certain way.
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| 4 | */
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| 5 | export declare abstract class Logger {
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| 6 | /**
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| 7 | * All available logging levels.
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| 8 | * @type {{trace: number; debug: number; info: number; warn: number; error: number; fatal: number}}
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| 9 | */
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| 10 | static readonly LEVELS: Record<string, number>;
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| 11 | /**
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| 12 | * Convert a string-based logging level to a numerical logging level.
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| 13 | * @param level A string-based logging level
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| 14 | * @return The numerical logging level, or undefined.
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| 15 | */
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| 16 | static getLevelOrdinal(level: string): number;
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| 17 | abstract trace(message: string, data?: any): void;
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| 18 | abstract debug(message: string, data?: any): void;
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| 19 | abstract info(message: string, data?: any): void;
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| 20 | abstract warn(message: string, data?: any): void;
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| 21 | abstract error(message: string, data?: any): void;
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| 22 | abstract fatal(message: string, data?: any): void;
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| 23 | }
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