/
tokens.go
76 lines (69 loc) · 2.2 KB
/
tokens.go
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package jsonpath
type (
pathToken interface {
PathToken()
}
characterToken byte
whitespaceToken byte
comparisonToken string
stringToken string
doubleQuotedStringToken string
singleQuotedStringToken string
nullToken struct{}
booleanToken bool
integerToken int64
decimalToken float64
)
var (
_ pathToken = characterToken(0)
_ pathToken = whitespaceToken(0)
_ pathToken = comparisonToken("")
_ pathToken = stringToken("")
_ pathToken = doubleQuotedStringToken("")
_ pathToken = singleQuotedStringToken("")
_ pathToken = nullToken{}
_ pathToken = booleanToken(false)
_ pathToken = integerToken(0)
_ pathToken = decimalToken(0)
)
func (c characterToken) PathToken() {}
func (w whitespaceToken) PathToken() {}
func (c comparisonToken) PathToken() {}
func (s stringToken) PathToken() {}
func (d doubleQuotedStringToken) PathToken() {}
func (s singleQuotedStringToken) PathToken() {}
func (n nullToken) PathToken() {}
func (b booleanToken) PathToken() {}
func (i integerToken) PathToken() {}
func (d decimalToken) PathToken() {}
const (
eof characterToken = 0
dollar characterToken = '$'
at characterToken = '@'
asterisk characterToken = '*'
exclamation characterToken = '!'
question characterToken = '?'
colon characterToken = ':'
period characterToken = '.'
comma characterToken = ','
minus characterToken = '-'
openBracket characterToken = '['
closeBracket characterToken = ']'
openParen characterToken = '('
closeParen characterToken = ')'
equal characterToken = '=' // A single = is not a comparison.
)
const (
space whitespaceToken = ' '
newline whitespaceToken = '\n'
rtrn whitespaceToken = '\r' // spelled wrong intentionally, return is reserved
tab whitespaceToken = '\t'
)
const (
equals comparisonToken = "=="
notEquals comparisonToken = "!="
lessThan comparisonToken = "<"
lessThanOrEqualTo comparisonToken = "<="
greaterThan comparisonToken = ">"
greaterThanOrEqualTo comparisonToken = ">="
)