%YAML 1.1 --- - name: undefined-tag-handle fail: true mark: { line: 1, column: 5 } mark2: { line: 1, column: 5 } error: "While parsing a node, found undefined tag handle: !foo!" yaml: | --- !foo!bar baz - name: undefined-tag-handle-2 fail: true mark: { line: 1, column: 9 } mark2: { line: 1, column: 1 } error: "While parsing a node, found undefined tag handle: !foo!" yaml: |- &anchor !foo!bar value