Don't truncate long metavars.

Fixes #33
ewels · Mar 3, 2022 · 27574a0 · 27574a0
1 parent 66b584c
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Version 1.2.2.dev0
 
+- Change metavar overflow to `fold`, so that large numbers of choices flow onto new lines instead of being truncated with an ellipsis [[#33](https://github.com/ewels/rich-click/issues/33)]
+
 ## Version 1.2.1 (2022-03-02)
 
 - Support the command `short_help` argument [[#28](https://github.com/ewels/rich-click/issues/28)]

diff --git a/src/rich_click/rich_click.py b/src/rich_click/rich_click.py
@@ -202,6 +202,7 @@ def _get_parameter_help(param, ctx):
                 Text(
                     APPEND_METAVARS_HELP_STRING.format(metavar_str),
                     style=STYLE_METAVAR_APPEND,
+                    overflow="fold",
                 )
             )
 
@@ -364,7 +365,7 @@ def rich_format_help(obj, ctx, formatter):
                     opt_short_strs.append(opt_str)
 
             # Column for a metavar, if we have one
-            metavar = Text(style=STYLE_METAVAR)
+            metavar = Text(style=STYLE_METAVAR, overflow="fold")
             metavar_str = param.make_metavar()
             # Do it ourselves if this is a positional argument
             if type(param) is click.core.Argument and metavar_str == param.name.upper():