Enable git-like did-you-mean feature (#318)

Implement did-you mean feature thanks to https://github.com/click-contrib/click-didyoumean
jazzband · Oct 1, 2019 · 4a40152 · 4a40152
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commit 4a40152
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 - Improve Arrow 0.15.0 support after changes in `arrow.get()` behavior (#296)
+- Watson now suggests correct command if users make small typo (#318)
 
 ### Fixed
 

diff --git a/requirements.txt b/requirements.txt
@@ -1,3 +1,4 @@
 arrow!=0.11,!=0.12.0
 click
+click-didyoumean
 requests
diff --git a/watson/cli.py b/watson/cli.py
@@ -12,6 +12,7 @@
 
 import arrow
 import click
+from click_didyoumean import DYMGroup
 
 from . import watson as _watson
 from .frames import Frame
@@ -122,7 +123,7 @@ def wrapper(*args, **kwargs):
     return wrapper
 
 
-@click.group()
+@click.group(cls=DYMGroup)
 @click.version_option(version=_watson.__version__, prog_name='Watson')
 @click.pass_context
 def cli(ctx):