set default values for no_colour style to 'none'.

This fixes rich markup error

ensure errors are written without colour if NO_COLOR is set

src/slobs_cli/__about__.py

@@ -1,3 +1,3 @@
 """module for package metadata."""
 
-__version__ = '0.11.0'
+__version__ = '0.11.1'

src/slobs_cli/console.py

@@ -1,21 +1,21 @@
 """module for console output handling."""
 
+import os
+
 import asyncclick as click
 from rich.console import Console
 
 out = Console()
-err = Console(stderr=True, style='bold red')
+err = Console(
+    stderr=True, style='bold red' if os.getenv('NO_COLOR', '') != '' else 'none'
+)
 
 
 def highlight(ctx: click.Context, text: str) -> str:
     """Highlight text for console output."""
-    if ctx.obj['style'].name == 'no_colour':
-        return text
     return f'[{ctx.obj["style"].highlight}]{text}[/{ctx.obj["style"].highlight}]'
 
 
 def warning(ctx: click.Context, text: str) -> str:
     """Format warning text for console output."""
-    if ctx.obj['style'].name == 'no_colour':
-        return text
-    return f'[magenta]{text}[/magenta]'
+    return f'[{ctx.obj["style"].warning}]{text}[/{ctx.obj["style"].warning}]'

src/slobs_cli/styles.py

@@ -20,10 +20,11 @@ class Style:
     """Base class for styles."""
 
     name: str = 'no_colour'
-    border: str | None = None
-    header: str | None = None
-    cell: str | None = None
-    highlight: str | None = None
+    border: str = 'none'
+    header: str = 'none'
+    cell: str = 'none'
+    highlight: str = 'none'
+    warning: str = 'none'
     no_border: bool = False
 
     def __post_init__(self):
@@ -43,6 +44,7 @@ class Red(Style):
     border: str = 'dark_red'
     cell: str = 'red'
     highlight: str = 'red3'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -55,6 +57,7 @@ class Magenta(Style):
     border: str = 'dark_magenta'
     cell: str = 'magenta'
     highlight: str = 'magenta3'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -67,6 +70,7 @@ class Purple(Style):
     border: str = 'purple'
     cell: str = 'medium_orchid'
     highlight: str = 'medium_orchid'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -79,6 +83,7 @@ class Blue(Style):
     border: str = 'dark_blue'
     cell: str = 'blue'
     highlight: str = 'blue3'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -91,6 +96,7 @@ class Cyan(Style):
     border: str = 'dark_cyan'
     cell: str = 'cyan'
     highlight: str = 'cyan3'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -103,6 +109,7 @@ class Green(Style):
     border: str = 'dark_green'
     cell: str = 'green'
     highlight: str = 'green3'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -115,6 +122,7 @@ class Yellow(Style):
     border: str = 'yellow3'
     cell: str = 'wheat1'
     highlight: str = 'yellow3'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -127,6 +135,7 @@ class Orange(Style):
     border: str = 'dark_orange'
     cell: str = 'orange'
     highlight: str = 'orange3'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -139,6 +148,7 @@ class White(Style):
     border: str = 'white'
     cell: str = 'white'
     highlight: str = 'white'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -151,6 +161,7 @@ class Grey(Style):
     border: str = 'grey50'
     cell: str = 'grey70'
     highlight: str = 'grey90'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -163,6 +174,7 @@ class Navy(Style):
     border: str = 'deep_sky_blue4'
     cell: str = 'light_sky_blue3'
     highlight: str = 'light_sky_blue3'
+    warning: str = 'magenta'
 
 
 @register_style
@@ -175,6 +187,7 @@ class Black(Style):
     border: str = 'black'
     cell: str = 'grey30'
     highlight: str = 'grey30'
+    warning: str = 'magenta'
 
 
 def request_style_obj(style_name: str, no_border: bool) -> Style:

src/slobs_cli/util.py

@@ -10,6 +10,10 @@ def check_mark(ctx: click.Context, value: bool, empty_if_false: bool = False) ->
     if empty_if_false and not value:
         return ''
 
-    if os.getenv('NO_COLOR', '') != '' or ctx.obj['style'].name == 'no_colour':
+    # rich gracefully handles the absence of colour throughout the rest of the application,
+    # but here we must handle it manually.
+    # If NO_COLOR is set, we return plain text symbols.
+    # Otherwise, we return coloured symbols.
+    if os.getenv('NO_COLOR', '') != '':
         return '✓' if value else '✗'
     return '✅' if value else '❌'