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authorPeter Stephenson <pws@zsh.org>2016-07-28 09:50:03 +0100
committerPeter Stephenson <pws@zsh.org>2016-07-28 09:51:19 +0100
commit26361e438b41862f5495ae263bc004cfffbd6b44 (patch)
treeda473bbef1d6191dd73d5077e619e65388ffd9cb /Functions
parent895e9beb294a9e86c8ead01ff177624848f495ff (diff)
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38953: Fix some issues with match-words-by-style.
Add keyword retrieval of words.  Improve test for start of
word in subwords for use in delete-whole-word.  If line after
cursor is empty, white space is treated as ws-after-cursor.
Diffstat (limited to 'Functions')
-rw-r--r--Functions/Zle/delete-whole-word-match15
-rw-r--r--Functions/Zle/match-words-by-style45
2 files changed, 45 insertions, 15 deletions
diff --git a/Functions/Zle/delete-whole-word-match b/Functions/Zle/delete-whole-word-match
index aece86065..3d52dd3d7 100644
--- a/Functions/Zle/delete-whole-word-match
+++ b/Functions/Zle/delete-whole-word-match
@@ -12,30 +12,29 @@ emulate -L zsh
 setopt extendedglob
 
 local curcontext=:zle:$WIDGET
-local -a matched_words
+local -A matched_words
 # Start and end of range of characters to remove.
 integer pos1 pos2
 
 autoload -Uz match-words-by-style
 match-words-by-style
 
-if [[ -n "${matched_words[3]}" ]]; then
-    # There's whitespace before the cursor, so the word we are deleting
-    # starts at the cursor position.
+if (( ${matched_words[is-word-start]} )); then
+    # The word we are deleting starts at the cursor position.
     pos1=$CURSOR
 else
-    # No whitespace before us, so delete any wordcharacters there.
-    pos1="${#matched_words[1]}"
+    # Not, so delete any wordcharacters before, too
+    pos1="${#matched_words[start]}"
 fi
 
-if [[ -n "${matched_words[4]}" ]]; then
+if [[ -n "${matched_words[ws-after-cursor]}" ]]; then
     # There's whitespace at the cursor position, so only delete
     # up to the cursor position.
     (( pos2 = CURSOR + 1 ))
 else
     # No whitespace at the cursor position, so delete the
     # current character and any following wordcharacters.
-    (( pos2 = CURSOR + ${#matched_words[5]} + 1 ))
+    (( pos2 = CURSOR + ${#matched_words[word-after-cursor]} + 1 ))
 fi
 
 # Move the cursor then delete the block in one go for the
diff --git a/Functions/Zle/match-words-by-style b/Functions/Zle/match-words-by-style
index 6cdec7551..fc59c2764 100644
--- a/Functions/Zle/match-words-by-style
+++ b/Functions/Zle/match-words-by-style
@@ -5,8 +5,16 @@
 #    <whitespace-after-cursor> <word-after-cursor> <whitespace-after-word>
 #    <stuff-at-end>
 # where the cursor position is always after the third item and `after'
-# is to be interpreted as `after or on'.  Some
-# of the array elements will be empty; this depends on the style.
+# is to be interpreted as `after or on'.
+#
+# matched_words may be an associative array, in which case the
+# values above are now given by the elements named start, word-before-cursor,
+# ws-before-cursor, ws-after-cursor, word-after-cursor, ws-after-word,
+# end.  In addition, the element is-word-start is 1 if the cursor
+# is on the start of a word; this is non-trivial in the case of subword
+# (camel case) matching as there may be no white space to test.
+#
+# Some of the array elements will be empty; this depends on the style.
 # For example
 #    foo bar  rod stick
 #            ^
@@ -224,11 +232,18 @@ charskip=${(l:skip::?:)}
 
 eval pat2='${RBUFFER##(#b)('${charskip}${spacepat}')('\
 ${wordpat2}')('${spacepat}')}'
+if [[ -n $match[2] ]]; then
+  ws2=$match[1]
+  word2=$match[2]
+  ws3=$match[3]
+else
+  # No more words, so anything left is white space after cursor.
+  ws2=$RBUFFER
+  pat2=
+fi
 
-ws2=$match[1]
-word2=$match[2]
-ws3=$match[3]
-
+integer wordstart
+[[ ( -n $ws1 || -n $ws2 ) && -n $word2 ]] && wordstart=1
 if [[ $wordstyle = *subword* ]]; then
   # Do we have a group of upper case characters at the start
   # of word2 (that don't form the entire word)?
@@ -249,6 +264,7 @@ if [[ $wordstyle = *subword* ]]; then
     # if it wants.
   elif [[ $word2 = (#b)(?[^${~subwordrange}]##)[${~subwordrange}]* ]]; then
     (( epos = ${#match[1]} ))
+    (( wordstart = 1 ))
   else
     (( epos = 0 ))
   fi
@@ -262,4 +278,19 @@ if [[ $wordstyle = *subword* ]]; then
   fi
 fi
 
-matched_words=("$pat1" "$word1" "$ws1" "$ws2" "$word2" "$ws3" "$pat2")
+# matched_words should be local to caller.
+# Just fix type here.
+if [[ ${(t)matched_words} = *association* ]]; then
+  matched_words=(
+    start              "$pat1"
+    word-before-cursor "$word1"
+    ws-before-cursor   "$ws1"
+    ws-after-cursor    "$ws2"
+    word-after-cursor  "$word2"
+    ws-after-word      "$ws3"
+    end                "$pat2"
+    is-word-start      $wordstart
+  )
+else
+  matched_words=("$pat1" "$word1" "$ws1" "$ws2" "$word2" "$ws3" "$pat2")
+fi