[Syntax-highlighting] Added support for bash

1 files changed, 34 insertions, 1 deletions

diff --git a/awk-edits/Syntax-highlighting.awk b/awk-edits/Syntax-highlighting.awk
index 7a8065e..7306f9c 100644
--- a/awk-edits/Syntax-highlighting.awk
+++ b/awk-edits/Syntax-highlighting.awk
@@ -36,7 +36,6 @@ syntaxhighlighting == 0 && /class="language-grammar"/ {
 }
 
 syntaxhighlighting == 0 && /class="language-grammar\+"/ {
-	grammarNamesI = 1;
 	syntaxhighlighting = 1;
 }
 
@@ -101,6 +100,40 @@ syntaxhighlighting == 3 {
 	gsub(/[\(,\.]/, "<span class=\"SH-none\">&</span>");
 }
 
+# 
+# -- Bash
+#
+# Supports "bash"
+
+/class="language-bash"/ {
+	syntaxhighlighting = 4;
+	# The first code block line could look something like
+	# <pre><code class="language-bash">class="langage-bash"
+	# So, if we want to do something with the word class or strings,
+	# we'll need to skip the tags from the beginning.
+	tagend = match($0, /class="language-bash"/) + 21;
+	prestart = substr($0, 0, tagend);
+	$0 = substr($0, tagend + 1);
+}
+
+syntaxhighlighting == 4 {
+	gsub(/("[^"]*"|'[^']*')/, "<span class=\"SH-str\">&</span>");
+	gsub(/\$(\(|\(\(|{).+(\)|\)\)|})/, "<span class=\"SH-kwd3\">&</span>");
+	gsub(/\$[^[:blank:]]+/, "<span class=\"SH-kwd3\">&</span>");
+	gsub(/[[:blank:]]+-[-_[:alnum:]]+/, "<span class=\"SH-kwd2\">&</span>");
+	gsub(/(^|[[:blank:]]+)(function|if|fi|then|case|esac|in|disown|==|!=|-eq|-ne|-gt|-ge|-lt|-le|;;)($|[[:blank:]])/, "<span class=\"SH-kwd\">&</span>");
+	gsub(/^[[:blank:]]*[[:alnum:]]+=/, "<span class=\"SH-cls\">&</span>");
+	gsub(/[-_[:alnum:]]+[[:blank:]]*\([^\)]*\)/, "<span class=\"SH-fnc\">&</span>");
+	gsub(/[\{\}]/, "<span class=\"SH-fnc\">&</span>");
+	gsub(/[[:blank:]]#.*$/, "<span class=\"SH-com\">&</span>")
+	gsub(/(\|)/, "<span class=\"SH-none\">&</span>");
+}
+
+tagend != 0 {
+	$0 = prestart $0;
+	tagend = 0;
+}
+
 syntaxhighlighting > 0 && /<\/code>/ {
 	syntaxhighlighting = 0;
 }