interp: support multiline strings when pattern matching in [[

mvdan · May 23, 2022 · cbb1e13 · cbb1e13
1 parent 0aaaab3
commit cbb1e13
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/interp/interp_test.go b/interp/interp_test.go
@@ -1551,6 +1551,10 @@ var runTests = []runTest{
 		"[[ -L a ]] && echo x; ln -s b a; [[ -L a ]] && echo y;",
 		"y\n",
 	},
+	{
+		"[[ \"multiline\ntext\" == *text* ]] && echo x; [[ \"multiline\ntext\" == *multiline* ]] && echo y",
+		"x\ny\n",
+	},
 	{
 		"mkdir a; cd a; test -f b && echo x; >b; test -f b && echo y",
 		"y\n",

diff --git a/interp/runner.go b/interp/runner.go
@@ -709,7 +709,7 @@ func match(pat, name string) bool {
 	if err != nil {
 		return false
 	}
-	rx := regexp.MustCompile("^" + expr + "$")
+	rx := regexp.MustCompile("(?m)^" + expr + "$")
 	return rx.MatchString(name)
 }