Ctx returns the Logger associated with the ctx.

Debug starts a new message with debug level.

Err starts a new message with error level with err as a field if not nil or with info level if err is nil.

Error starts a new message with error level.

Fatal starts a new message with fatal level.

Hook returns a logger with the h Hook.

Info starts a new message with info level.

Level creates a child logger with the minimum accepted level set to level.

Log starts a new message with no level.

Output duplicates the global logger and sets w as its output.

Panic starts a new message with panic level.

Print sends a log event using debug level and no extra field.

Printf sends a log event using debug level and no extra field.

Sample returns a logger with the s sampler.

Trace starts a new message with trace level.

Warn starts a new message with warn level.

With creates a child logger with the field added to its context.

WithLevel starts a new message with level.