Add "+=" operator to bash syntax parser

aretext · Mar 19, 2024 · dacb2cd · dacb2cd
1 parent 56eece1
commit dacb2cd
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/syntax/languages/bash.go b/syntax/languages/bash.go
@@ -76,7 +76,7 @@ func BashParseFunc() parser.Func {
 
 	parseOperator := consumeLongestMatchingOption([]string{
 		"$", "!", "<", ">", "<<", ">>",
-		"|", "&&", "||", "=", "&>", ">&", "&>>",
+		"|", "&&", "||", "=", "+=", "&>", ">&", "&>>",
 	}).Map(recognizeToken(parser.TokenRoleOperator))
 
 	parseStartConditional := matchState(

diff --git a/syntax/languages/bash_test.go b/syntax/languages/bash_test.go
@@ -430,6 +430,14 @@ heredoc text
 				{Role: parser.TokenRoleOperator, Text: `=`},
 			},
 		},
+		{
+			name: "append operator",
+			text: `GLOB+="foo"`,
+			expected: []TokenWithText{
+				{Role: parser.TokenRoleOperator, Text: `+=`},
+				{Role: parser.TokenRoleString, Text: `"foo"`},
+			},
+		},
 		{
 			name: "conditional with regex start of line",
 			text: `[[ $line =~ ^"initial string" ]]`,