v1.11.0

Enhancements:

• #725: Add zapcore.OmitKey to omit keys in an EncoderConfig.
• #736: Add RFC3339 and RFC3339Nano time encoders.

Thanks to @juicemia, @uhthomas for their contributions to this release.

v1.10.0

Bugfixes:

• #657: Fix MapObjectEncoder.AppendByteString not adding value as a
  string.
• #706: Fix incorrect call depth to determine caller in Go 1.12.

Enhancements:

• #610: Add zaptest.WrapOptions to wrap zap.Option for creating test
  loggers.
• #675: Don't panic when encoding a String field.
• #704: Disable HTML escaping for JSON objects encoded using the
  reflect-based encoder.

Thanks to @iaroslav-ciupin, @lelenanam, @joa, @NWilson for their contributions
to this release.

v1.9.1

Bugfixes:

• #614: MapObjectEncoder should not ignore empty slices.

v1.9.0

Enhancements:

• #602: Reduce number of allocations when logging with reflection.
• #572, #606: Expose a registry for third-party logging sinks.

Thanks to @nfarah86, @AlekSi, @JeanMertz, @philippgille, @etsangsplk, and
@dimroc for their contributions to this release.

v1.8.0

Enhancements:

• #508: Make log level configurable when redirecting the standard library's logger.
• #518: Add a logger that writes to a *testing.TB.
• #577: Add a top-level alias for zapcore.Field to clean up GoDoc.

Bugfixes:

• #574: Add a missing import comment to go.uber.org/zap/buffer.

Thanks to @disiqueira and @djui for their contributions to this release.

v1.7.1

Bugfixes:

• #504: Store strings when using AddByteString with the map encoder.

v1.7.0

Enhancements:

• #439: Add NewStdLogAt, which extends NewStdLog by allowing the user to specify the level of the logged messages.

Thanks to @delicb for contributing to this release.

v1.6.0

Enhancements:

• #491: Omit zap stack frames from stacktraces.
• #490: Add a ContextMap method to observer logs for simpler field validation in tests.

v1.5.0

Enhancements:

• #460 and #470: Support errors produced by go.uber.org/multierr.
• #465: Support user-supplied encoders for logger names.

Bugfixes:

• #477: Fix a bug that incorrectly truncated deep stacktraces.

Thanks to @richard-tunein and @pavius for their contributions to this release.

v1.4.1

This release fixes two bugs.

Bugfixes:

• #435: Support a variety of case conventions when unmarshaling levels.
• #444: Fix a panic in the observer.