"github.com/alecthomas/participle/lexer"
)

func TestJSONPathElement(t *testing.T) {
	p := participle.MustBuild(
		&JSONPathElement{},
		participle.Lexer(sqlLexer),
		participle.CaseInsensitive("Keyword"),
		participle.CaseInsensitive("Timeword"),
	)

	j := JSONPathElement{}
	cases := []string{
		// Key
		"['name']", ".name", `."name"`,

		// Index
		"[2]", "[0]", "[100]",

		// Object wildcard

		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrParseExpectedKeyword: {
		Code:           "ParseExpectedKeyword",
		Description:    "Did not find the expected keyword in the SQL expression.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrParseExpectedTokenType: {
		Code:           "ParseExpectedTokenType",

	Quoted   *QuotedIdentifier `parser:"| @QuotIdent"`
}

var (
	sqlLexer = lexer.Must(lexer.Regexp(`(\s+)` +
		`|(?P<Timeword>(?i)\b(?:YEAR|MONTH|DAY|HOUR|MINUTE|SECOND|TIMEZONE_HOUR|TIMEZONE_MINUTE)\b)` +

		statusCode: 400,
		cause:      err,
	}
}

func errParseExpectedKeyword(err error) *s3Error {
	return &s3Error{
		code:       "ParseExpectedKeyword",
		message:    "Did not find the expected keyword in the SQL expression.",
		statusCode: 400,
		cause:      err,
	}
}

func errParseExpectedTokenType(err error) *s3Error {
	return &s3Error{
		code:       "ParseExpectedTokenType",

- AWS S3's [reserved keywords](https://docs.aws.amazon.com/AmazonS3/latest/dev/s3-glacier-select-sql-reference-keyword-list.html) list is not yet respected.

		t.Fatal(err)
	}

	b, err := io.ReadAll(f)
	if err != nil {
		t.Fatal(err)
	}

	p := participle.MustBuild(
		&JSONPath{},
		participle.Lexer(sqlLexer),
		participle.CaseInsensitive("Keyword"),
	)
	cases := []struct {
		str string
		res []interface{}
	}{
		{"s.title", []interface{}{"Murder on the Orient Express", "The Robots of Dawn", "Pigs Have Wings"}},