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authorPeter Stephenson <pws@zsh.org>2014-11-19 15:48:58 +0000
committerPeter Stephenson <pws@zsh.org>2014-11-19 15:48:58 +0000
commitdded99b0852f5c6847fa48cdd6ee6b74c8a8bc57 (patch)
treeff125992b9625de6780242d9c6307062befba94f /Doc/Zsh
parent0a4223d908da1026ccddbf946fe9a2a62eab7a94 (diff)
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33679: Note on patter s in case statements
They work exactly like groups in other patterns, despite contrary
indications.
Diffstat (limited to 'Doc/Zsh')
-rw-r--r--Doc/Zsh/grammar.yo6
1 files changed, 5 insertions, 1 deletions
diff --git a/Doc/Zsh/grammar.yo b/Doc/Zsh/grammar.yo
index 4d04c2470..63d90dfd0 100644
--- a/Doc/Zsh/grammar.yo
+++ b/Doc/Zsh/grammar.yo
@@ -239,7 +239,11 @@ item(tt(case) var(word) tt(in) [ [tt(LPAR())] var(pattern) [ tt(|) var(pattern)
 Execute the var(list) associated with the first var(pattern)
 that matches var(word), if any.  The form of the patterns
 is the same as that used for filename generation.  See
-noderef(Filename Generation).
+noderef(Filename Generation).  Note further that the whole
+pattern with alternatives is treated by the shell as equivalent
+to a group of patterns within parentheses, even though in
+the tt(case) syntax whitespace may appear about the parentheses and the
+vertical bar.
 
 If the var(list) that is executed is terminated with tt(;&) rather than
 tt(;;), the following list is also executed.  The rule for