survive people explicitly disabling conda prompt and then expecting to see it

config/p10k-classic.zsh

@@ -879,8 +879,9 @@
   # Note: '({default_env}) ' is the default value of env_prompt.
   #
   # The default value of POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION expands to $CONDA_PROMPT_MODIFIER
-  # without the leading '(' or the trailing ') '.
-  typeset -g POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION='${${${CONDA_PROMPT_MODIFIER#\(}% }%\)}'
+  # without the surrounding parentheses, or to the last path component of CONDA_PREFIX if the former
+  # is empty.
+  typeset -g POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION='${${${${CONDA_PROMPT_MODIFIER#\(}% }%\)}:-${CONDA_PREFIX:t}}'
 
   # Custom icon.
   # typeset -g POWERLEVEL9K_ANACONDA_VISUAL_IDENTIFIER_EXPANSION='⭐'

config/p10k-lean-8colors.zsh

@@ -856,8 +856,9 @@
   # Note: '({default_env}) ' is the default value of env_prompt.
   #
   # The default value of POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION expands to $CONDA_PROMPT_MODIFIER
-  # without the leading '(' or the trailing ') '.
-  typeset -g POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION='${${${CONDA_PROMPT_MODIFIER#\(}% }%\)}'
+  # without the surrounding parentheses, or to the last path component of CONDA_PREFIX if the former
+  # is empty.
+  typeset -g POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION='${${${${CONDA_PROMPT_MODIFIER#\(}% }%\)}:-${CONDA_PREFIX:t}}'
 
   # Custom icon.
   # typeset -g POWERLEVEL9K_ANACONDA_VISUAL_IDENTIFIER_EXPANSION='⭐'

config/p10k-lean.zsh

@@ -856,8 +856,9 @@
   # Note: '({default_env}) ' is the default value of env_prompt.
   #
   # The default value of POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION expands to $CONDA_PROMPT_MODIFIER
-  # without the leading '(' or the trailing ') '.
-  typeset -g POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION='${${${CONDA_PROMPT_MODIFIER#\(}% }%\)}'
+  # without the surrounding parentheses, or to the last path component of CONDA_PREFIX if the former
+  # is empty.
+  typeset -g POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION='${${${${CONDA_PROMPT_MODIFIER#\(}% }%\)}:-${CONDA_PREFIX:t}}'
 
   # Custom icon.
   # typeset -g POWERLEVEL9K_ANACONDA_VISUAL_IDENTIFIER_EXPANSION='⭐'

config/p10k-rainbow.zsh

@@ -915,8 +915,9 @@
   # Note: '({default_env}) ' is the default value of env_prompt.
   #
   # The default value of POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION expands to $CONDA_PROMPT_MODIFIER
-  # without the leading '(' or the trailing ') '.
-  typeset -g POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION='${${${CONDA_PROMPT_MODIFIER#\(}% }%\)}'
+  # without the surrounding parentheses, or to the last path component of CONDA_PREFIX if the former
+  # is empty.
+  typeset -g POWERLEVEL9K_ANACONDA_CONTENT_EXPANSION='${${${${CONDA_PROMPT_MODIFIER#\(}% }%\)}:-${CONDA_PREFIX:t}}'
 
   # Custom icon.
   # typeset -g POWERLEVEL9K_ANACONDA_VISUAL_IDENTIFIER_EXPANSION='⭐'