fix: avoid crash when fish_right_prompt is undefined

Closes: #142

Signed-off-by: Bastian Fredriksson <bastian.fredriksson@keyfactor.com>

conf.d/fish_ai.fish

@@ -145,7 +145,12 @@ function autoconfig_gh_models --description "Deploy configuration for GitHub Mod
 end
 
 function show_progess_indicator --description "Show a progress indicator."
+    if type -q fish_right_prompt
+        set rplen (string length -v (fish_right_prompt)[-1])
+    else
+        set rplen 0
+    end
     # Move the cursor to the end of the line and insert progress indicator
-    tput hpa (math $COLUMNS - (string length -v (fish_right_prompt)[-1]) - 2)
+    tput hpa (math $COLUMNS - $rplen - 2)
     echo -n '⏳'
 end

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "fish_ai"
-version = "1.0.2"
+version = "1.0.3"
 authors = [{ name = "Bastian Fredriksson", email = "realiserad@gmail.com" }]
 description = "Provides core functionality for fish-ai, an AI plugin for the fish shell."
 readme = "README.md"