oil AST

(command.CommandList
  children: [
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:test_description)
          op: assign_op.Equal
          rhs: {(SQ <help>)}
          spids: [4]
        )
      ]
    )
    (C {<.>} {<'./test-lib.sh'>})
    (command.ShFunction
      name: configure_help
      body: 
        (BraceGroup
          children: [
            (command.AndOr
              ops: [Id.Op_DAmp Id.Op_DAmp Id.Op_DAmp]
              children: [
                (C {<test_config>} {<help.format>} {<html>})
                (C {<test_config>} {<help.htmlpath>} {<test> <Id.Lit_Colon ':'> <'//html'>})
                (C {<test_config>} {<browser.test.cmd>} {<'./test-browser'>})
                (C {<test_config>} {<help.browser>} {<test>})
              ]
            )
          ]
        )
    )
    (C {<test_expect_success>} {(DQ <setup>)} 
      {
        (SQ <'\n'> <'\t# Just write out which page gets requested\n'> 
          <'\twrite_script test-browser <<-\\EOF\n'> <'\techo "$*" >test-browser.log\n'> <'\tEOF\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'works for commands and guides by default'>)} 
      {
        (SQ <'\n'> <'\tconfigure_help &&\n'> <'\tgit help status &&\n'> 
          <'\techo "test://html/git-status.html" >expect &&\n'> <'\ttest_cmp expect test-browser.log &&\n'> <'\tgit help revisions &&\n'> 
          <'\techo "test://html/gitrevisions.html" >expect &&\n'> <'\ttest_cmp expect test-browser.log\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'--exclude-guides does not work for guides'>)} 
      {
        (SQ <'\n'> <'\t>test-browser.log &&\n'> 
          <'\ttest_must_fail git help --exclude-guides revisions &&\n'> <'\ttest_must_be_empty test-browser.log\n'>
        )
      }
    )
    (C {<test_expect_success>} {(DQ <'--help does not work for guides'>)} 
      {
        (DQ <'\n'> <'\tcat <<-EOF >expect &&\n'> 
          <'\t\tgit: \'revisions\' is not a git command. See \'git --help\'.\n'> <'\tEOF\n'> <'\ttest_must_fail git revisions --help 2>actual &&\n'> <'\ttest_i18ncmp expect actual\n'>
        )
      }
    )
    (C {<test_done>})
  ]
)