Add `grml_theme_has_token' guard function

[grml-etc-core.git] / etc / zsh / zshrc

diff --git a/etc/zsh/zshrc b/etc/zsh/zshrc
index eb1767e..6a6f1e6 100644 (file)
--- a/etc/zsh/zshrc
+++ b/etc/zsh/zshrc
@@ -1195,10 +1195,10 @@ help_zle_parse_keybindings()
             if [[ "$cline" == (#s)[[:space:]]#\#k\#[[:space:]]##(#b)(*)[[:space:]]#(#e) ]]; then
                 lastkeybind_desc="$match[*]"
                 num_lines_elapsed=0
-            #zsh pattern: matches lines that set a keybinding using bindkey or compdef -k
+            #zsh pattern: matches lines that set a keybinding using bind2map, bindkey or compdef -k
             #             ignores lines that are commentend out
             #             grabs first in '' or "" enclosed string with length between 1 and 6 characters
-            elif [[ "$cline" == [^#]#(bindkey|compdef -k)[[:space:]](*)(#b)(\"((?)(#c1,6))\"|\'((?)(#c1,6))\')(#B)(*)  ]]; then
+            elif [[ "$cline" == [^#]#(bind2maps[[:space:]](*)-s|bindkey|compdef -k)[[:space:]](*)(#b)(\"((?)(#c1,6))\"|\'((?)(#c1,6))\')(#B)(*)  ]]; then
                 #description prevously found ? description not more than 2 lines away ? keybinding not empty ?
                 if [[ -n $lastkeybind_desc && $num_lines_elapsed -lt 2 && -n $match[1] ]]; then
                     #substitute keybinding string with something readable
@@ -1855,7 +1855,7 @@ grml_prompt_pre_default=(
     newline           ''
     path              '%B'
     percent           ''
-    rc                '%F{red}'
+    rc                '%B%F{red}'
     rc-always         ''
     sad-smiley        ''
     shell-level       '%F{red}'
@@ -1876,7 +1876,7 @@ grml_prompt_post_default=(
     newline           ''
     path              '%b'
     percent           ''
-    rc                '%f'
+    rc                '%f%b'
     rc-always         ''
     sad-smiley        ''
     shell-level       '%f'
@@ -1906,6 +1906,14 @@ grml_prompt_token_default=(
     vcs               '0'
 )
 
+function grml_theme_has_token () {
+    if (( ARGC != 1 )); then
+        printf 'usage: grml_theme_has_token <name>\n'
+        return 1
+    fi
+    (( ${+grml_prompt_token_default[$1]} ))
+}
+
 function GRML_theme_add_token_usage () {
     cat <<__EOF__
   Usage: grml_theme_add_token <name> [-f|-i] <token/function> [<pre> <post>]
@@ -1927,6 +1935,11 @@ function GRML_theme_add_token_usage () {
     return value is expected in the \$REPLY parameter. The use of these
     options is mutually exclusive.
 
+    There is a utility function \`grml_theme_has_token', which you can use
+    to test if a token exists before trying to add it. This can be a guard
+    for situations in which a \`grml_theme_add_token' call may happen more
+    than once.
+
   Example:
 
     To add a new token \`day' that expands to the current weekday in the
@@ -1990,7 +2003,7 @@ grml_theme_add_token: <pre> and <post> need to by specified _both_!\n\n'
         shift 2
     fi
 
-    if (( ${+grml_prompt_token_default[$name]} )); then
+    if grml_theme_has_token $name; then
         printf '
 grml_theme_add_token: Token `%s'\'' exists! Giving up!\n\n' $name
         GRML_theme_add_token_usage
@@ -2035,7 +2048,7 @@ function grml_prompt_addto () {
     for it in "${items[@]}"; do
         zstyle -s ":prompt:${grmltheme}:${lr}:items:$it" pre apre \
             || apre=${grml_prompt_pre_default[$it]}
-        zstyle -s ":prompt:grml:${grmltheme}:${lr}:$it" post apost \
+        zstyle -s ":prompt:${grmltheme}:${lr}:items:$it" post apost \
             || apost=${grml_prompt_post_default[$it]}
         zstyle -s ":prompt:${grmltheme}:${lr}:items:$it" token new \
             || new=${grml_prompt_token_default[$it]}