fix(predicate): add some other values

predicate/parser.go

@@ -176,12 +176,17 @@ func (p *parser) parseTagRuleNode() (TagRuleNode, error) {
 scanRegularTagValue:
 	tok, pos, lit = p.scanIgnoreWhitespace()
 	switch tok {
+	case influxql.SUB:
+		n.Value = "-"
+		goto scanRegularTagValue
 	case influxql.IDENT:
 		fallthrough
+	case influxql.DURATIONVAL:
+		fallthrough
 	case influxql.NUMBER:
 		fallthrough
 	case influxql.INTEGER:
-		n.Value = lit
+		n.Value += lit
 		return *n, nil
 	case influxql.TRUE:
 		n.Value = "true"

predicate/parser_test.go

@@ -85,6 +85,22 @@ func TestParseTagRule(t *testing.T) {
 			str:  `           abc   =         "opq"`,
 			node: TagRuleNode{Tag: influxdb.Tag{Key: "abc", Value: "opq"}},
 		},
+		{
+			str:  `abc=0x1231`,
+			node: TagRuleNode{Tag: influxdb.Tag{Key: "abc", Value: "0x1231"}},
+		},
+		{
+			str:  `abc=2d`,
+			node: TagRuleNode{Tag: influxdb.Tag{Key: "abc", Value: "2d"}},
+		},
+		{
+			str:  `abc=-5i`,
+			node: TagRuleNode{Tag: influxdb.Tag{Key: "abc", Value: "-5i"}},
+		},
+		{
+			str:  `abc= -1221`,
+			node: TagRuleNode{Tag: influxdb.Tag{Key: "abc", Value: "-1221"}},
+		},
 		{
 			str: ` abc != "opq"`,
 			err: &influxdb.Error{