@Test
    public void canRemoveContextFromTheCurrentState() {
        SimpleCodeWriter writer = new SimpleCodeWriter();
        writer.putContext("a", "A");
        writer.pushState();
        writer.putContext("b", "B");
        writer.removeContext("a");

        writer.write("${a:L}, ${b:L}");
        writer.popState();

        assertThat(writer.toString(), equalTo(", B\n"));
    }
\n"
                                + " * Foo \"foo!\"\n"
                                + " *\n"
                                + " * \"baz\"!\n"
                                + " * Yap!\n"
                                + " *     This is indented, in flow of parent.\n"
                                + " *     Yap!\n"
                                + " *     Yap?\n"
                                + " *     # Has a prefix\n"
                                + " *     # Yes\n"
                                + "
smithy-utils/src/test/java/software/amazon/smithy/utils/CodeWriterTest.java