add tests

[milahu]

4 failing tests

all tests were passing in my lezer-parser-nix, currently my tests are outdated

Details

# block comment precedence
/*
# hello
*/
==>
Program (
  BlockComment  ⚠ FIXME
)

Details

# string block with escaped interpolation single line
''a''${x}b''
==>
Program (
  App (
    Select (
      IndentedString
      ⚠ FIXME
      AttrPath (
        Interpolation (
          Identifier
          "}"
        )
      )
    )
    Identifier
  )
)

Details

# string block with escaped interpolation
''
  a''${x}b
''
==>
Program (
  App (
    App (
      Select (
        IndentedString
        ⚠ FIXME
        AttrPath (
          Interpolation (
            Identifier
            "}"
          )
        )
      )
      Identifier
    )
    IndentedString (
      ⚠ FIXME
    )
  )
)

Details

# string block multiple
''
  a''${x}b
'' + ''
  a''${x}b
'' + ''
  a''${x}b
''
==>
Program (
  App (
    App (
      App (
        App (
          App (
            App (
              App (
                App (
                  Select (
                    IndentedString
                    ⚠ FIXME
                    AttrPath (
                      Interpolation (
                        Identifier
                        "}"
                      )
                    )
                  )
                  Identifier
                )
                IndentedString
              )
              Select (
                Identifier
                ⚠ FIXME
                AttrPath (
                  Interpolation (
                    Identifier
                    "}"
                  )
                )
              )
            )
            Identifier
          )
          IndentedString
        )
        Select (
          Identifier
          ⚠ FIXME
          AttrPath (
            Interpolation (
              Identifier
              "}"
            )
          )
        )
      )
      Identifier
    )
    IndentedString (
      ⚠ FIXME
    )
  )
)

for debugging, i added the tool test/manual-test.js

node test/manual-test.js $'/*\n# hello\n*/'

@lezer/lr/dist/index.js:1119
                throw new SyntaxError("No parse at " + pos);
                      ^

SyntaxError: No parse at 13
      /*
# hello
*/
                   ^

todo: fix error printing