framework/incremental.ts               |   7 +-
 lib/assert.ts                          |   4 +-
 lib/examples/progress-log-stream.ts    |  67 ++++++++
 lib/examples/progress-stdout-stream.ts |  39 +++++
 lib/log.test.ts                        | 232 +++++++++++++++++++++++++---
 lib/log.ts                             | 262 +++++++++++++++++++++++---------
 lib/node.ts                            |   3 +-
 lib/progress.test.ts                   |  48 +++---
 lib/progress.ts                        |  18 ++-
 lib/testing.ts                         |  72 ++++++---
 10 files changed, 607 insertions(+), 145 deletions(-)