[Enhancement]: add p9k::reset_prompt function

functions/defaults.zsh

@@ -0,0 +1,39 @@
+  P9K_BACKGROUND_JOBS_EXPANDED=false
+  P9K_BACKGROUND_JOBS_VERBOSE=true
+  P9K_BACKGROUND_JOBS_VERBOSE_ALWAYS=false
+  P9K_CONTEXT_ALWAYS_SHOW=false
+  P9K_CONTEXT_ALWAYS_SHOW_USER=false
+  P9K_CONTEXT_TEMPLATE=%n@%m
+  P9K_DIR_HOME_FOLDER_ABBREVIATION='~'
+  P9K_DIR_PACKAGE_FILES=( package.json composer.json )
+  P9K_DIR_PATH_ABSOLUTE=false
+  P9K_DIR_PATH_HIGHLIGHT_BOLD=false
+  P9K_DIR_PATH_SEPARATOR=/
+  P9K_DIR_SHORTEN_DELIMITER='\u2026'
+  P9K_DIR_SHORTEN_FOLDER_MARKER=.shorten_folder_marker
+  P9K_IGNORE_TERM_COLORS=false
+  P9K_IGNORE_TERM_LANG=false
+  P9K_LEFT_PROMPT_ELEMENTS=( context dir vcs )
+  P9K_MIDDLE_WHITESPACE_OF_LEFT_SEGMENTS=' '
+  P9K_MIDDLE_WHITESPACE_OF_RIGHT_SEGMENTS=' '
+  P9K_PROMPT_ADD_NEWLINE=false
+  P9K_PROMPT_ELEMENTS=( '' )
+  P9K_RIGHT_PROMPT_ELEMENTS=( status root_indicator background_jobs history time )
+  P9K_STATUS_CROSS=false
+  P9K_STATUS_HIDE_SIGNAME=false
+  P9K_STATUS_OK=true
+  P9K_STATUS_OK_IN_NON_VERBOSE=false
+  P9K_STATUS_SHOW_PIPESTATUS=true
+  P9K_STATUS_VERBOSE=true
+  P9K_VCS_ACTIONFORMAT_FOREGROUND=red
+  P9K_VCS_DIR_SHORTEN_DELIMITER=…
+  P9K_VCS_GIT_ALWAYS_SHOW_REMOTE_BRANCH=false
+  P9K_VCS_GIT_HOOKS=( vcs-detect-changes git-untracked git-aheadbehind git-stash git-remotebranch git-gitdir git-tagname )
+  P9K_VCS_HG_HOOKS=( vcs-detect-changes )
+  P9K_VCS_HIDE_TAGS=false
+  P9K_VCS_INTERNAL_HASH_LENGTH=8
+  P9K_VCS_SHOW_SUBMODULE_DIRTY=true
+  P9K_VCS_SVN_HOOKS=( vcs-detect-changes svn-detect-changes )
+  P9K_WHITESPACE_BETWEEN_LEFT_SEGMENTS=' '
+  P9K_WHITESPACE_BETWEEN_RIGHT_SEGMENTS=' '
+

functions/utilities.zsh

@@ -449,3 +449,19 @@ function p9k::parseIp() {
 
   return 1
 }
+###############################################################
+# @description
+#   Unsets every P9K Variable and restores installation defaults
+# @noargs
+##
+function p9k::reset_prompt() {
+  while read p9kVariablePair; do
+    local p9kVariable=(${(@s/=/)p9kVariablePair})
+    local p9kVariableName=${p9kVariable[1]}
+    if [[ "${p9kVariableName}" != "P9K_VERSION" ]]; then
+      unset $p9kVariableName;
+    fi
+  done < <(setopt ; set | egrep --color=never -i "^p9k_")
+
+  source "${__P9K_DIRECTORY}/functions/defaults.zsh"
+}