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From 5a6a9c107148162f47032b03af3f393c3888c5df Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Tue, 28 Feb 2012 11:14:33 -0500
Subject: [PATCH] shell syntax: major updates
Highlight more shell builtins and common commands.
Rewrite the variable highlighting to be more exact and handle cases where
string operations are used.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
doc/syntax/sh.nanorc | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/doc/syntax/sh.nanorc b/doc/syntax/sh.nanorc
index f660105..a664ef6 100644
--- a/doc/syntax/sh.nanorc
+++ b/doc/syntax/sh.nanorc
@@ -4,12 +4,17 @@ syntax "sh" "\.sh$"
magic "(POSIX|Bourne.*) shell script text"
header "^#!.*/(ba|k|pdk)?sh[-0-9_]*"
icolor brightgreen "^[0-9A-Z_]+\(\)"
-color green "\<(case|do|done|elif|else|esac|exit|fi|for|function|if|in|local|read|return|select|shift|then|time|until|while)\>"
-color green "(\{|\}|\(|\)|\;|\]|\[|`|\\|\$|<|>|!|=|&|\|)"
+color green "\<(break|case|continue|do|done|elif|else|esac|exit|fi|for|function|if|in|read|return|select|shift|then|time|until|while)\>"
+color green "\<(declare|eval|exec|export|let|local)\>"
+color green "[{}():;|`$<>!=&\\]" "(\]|\[)"
color green "-[Ldefgruwx]\>"
color green "-(eq|ne|gt|lt|ge|le|s|n|z)\>"
-color brightblue "\<(cat|cd|chmod|chown|cp|echo|env|export|grep|install|let|ln|make|mkdir|mv|rm|sed|set|tar|touch|umask|unset)\>"
-icolor brightred "\$\{?[0-9A-Z_!@#$*?-]+\}?"
+color brightblue "\<(awk|cat|cd|ch(grp|mod|own)|cp|echo|env|grep|install|ln|make|mkdir|mv|popd|printf|pushd|rm|rmdir|sed|set|tar|touch|umask|unset)\>"
+# Basic variable names (no braces)
+color brightred "\$[-0-9@*#?$!]" "\$[[:alpha:]_][[:alnum:]_]*"
+# More complicated variable names; handles braces
+# and replacements and arrays
+color brightred "\$\{[#!]?([-@*#?$!]|[0-9]+|[[:alpha:]_][[:alnum:]_]*)(\[([[:space:]]*[[:alnum:]_]+[[:space:]]*|@)\])?(([#%/]|:?[-=?+])[^}]*\}|\[|\})"
color cyan "(^|[[:space:]])#.*$"
color brightyellow ""(\\.|[^"])*"" "'(\\.|[^'])*'"
color ,green "[[:space:]]+$"
--
1.7.9.7
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