// that combines two values according to the operator.
// In that case, the parsing loop parses the two values.
type exprToken struct {
	tok    string
	prec   int
	prefix func(*exprParser) val
	infix  func(val, val) val
}

var exprTokens []exprToken

func init() { // init to break init cycle
	exprTokens = []exprToken{
		{tok: "&&", prec: 1, infix: func(x, y val) val { return x && y }},

	tests := []struct {
		CaseName
		json      string
		expTokens []any
	}{
		// streaming token cases
		{CaseName: Name(""), json: `10`, expTokens: []any{float64(10)}},
		{CaseName: Name(""), json: ` [10] `, expTokens: []any{
			Delim('['), float64(10), Delim(']')}},
		{CaseName: Name(""), json: ` [false,10,"b"] `, expTokens: []any{
			Delim('['), false, float64(10), "b", Delim(']')}},