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71 lines
2.3 KiB
TypeScript
71 lines
2.3 KiB
TypeScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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// This module is browser compatible.
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import { getLogger } from "./get_logger.ts";
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import type { GenericFunction } from "./logger.ts";
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import "./setup.ts";
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/**
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* Log at the info level.
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*
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* This function is a pass-through to the default logger's `info` method. By
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* default, the default logger is configured to use {@linkcode console.log} and
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* print in blue text.
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*
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* @template T The type of the message to log.
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* @param msg The message to log.
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* @param args Arguments to be formatted into the message.
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* @returns The message that was logged.
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*
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* @example Usage
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* ```ts
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* import { info } from "@std/log/info";
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* import { assertEquals } from "@std/assert/equals";
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*
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* assertEquals(info("This is an info message."), "This is an info message.");
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* // Prints: "INFO This is an info message."
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*
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* assertEquals(info(() => "This is an info message."), "This is an info message.");
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* // Prints: "INFO This is an info message."
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* ```
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*/
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export function info<T>(msg: () => T, ...args: unknown[]): T | undefined;
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/**
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* Log at the info level.
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*
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* This function is a pass-through to the default logger's `info` method. By
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* default, the default logger is configured to use {@linkcode console.log} and
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* print in blue text.
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*
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* @template T The type of the message to log.
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* @param msg The message to log.
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* @param args Arguments to be formatted into the message.
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* @returns The message that was logged.
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*
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* @example Usage
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* ```ts
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* import { info } from "@std/log/info";
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* import { assertEquals } from "@std/assert/equals";
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*
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* assertEquals(info("This is an info message."), "This is an info message.");
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* // Prints: "INFO This is an info message."
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*
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* assertEquals(info(() => "This is an info message."), "This is an info message.");
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* // Prints: "INFO This is an info message."
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* ```
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*/
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export function info<T>(
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msg: T extends GenericFunction ? never : T,
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...args: unknown[]
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): T;
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export function info<T>(
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msg: (T extends GenericFunction ? never : T) | (() => T),
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...args: unknown[]
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): T | undefined {
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// Assist TS compiler with pass-through generic type
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if (msg instanceof Function) {
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return getLogger("default").info(msg, ...args);
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}
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return getLogger("default").info(msg, ...args);
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}
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