Fix backquote in part of argument

Fixes #25
mattn · Apr 25, 2019 · 0cbbbd6 · 0cbbbd6
1 parent 2b0d8a7
commit 0cbbbd6
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Showing 2 changed files with 14 additions and 1 deletion.
diff --git a/shellwords.go b/shellwords.go
@@ -103,7 +103,7 @@ loop:
 						if err != nil {
 							return nil, err
 						}
-						buf = out
+						buf = buf[:len(buf)-len(backtick)] + out
 					}
 					backtick = ""
 					backQuote = !backQuote

diff --git a/shellwords_test.go b/shellwords_test.go
@@ -260,3 +260,16 @@ func TestHaveRedirect(t *testing.T) {
 		t.Fatalf("Commands should be remaining")
 	}
 }
+
+func TestBackquoteInFlag(t *testing.T) {
+	parser := NewParser()
+	parser.ParseBacktick = true
+	args, err := parser.Parse("cmd -flag=`echo val1` -flag=val2")
+	if err != nil {
+		panic(err)
+	}
+	expected := []string{"cmd", "-flag=val1", "-flag=val2"}
+	if !reflect.DeepEqual(args, expected) {
+		t.Fatalf("Expected %#v, but %#v:", expected, args)
+	}
+}