Support for quoted strings and ?params

Author: felixbarny

x-pack/plugin/esql/src/main/antlr/PromqlBaseLexer.tokens

@@ -23,6 +23,7 @@ PROMQL_UNQUOTED_IDENTIFIER
 PROMQL_QUOTED_IDENTIFIER: QUOTED_IDENTIFIER -> type(QUOTED_IDENTIFIER);
 PROMQL_NAMED_PARAMS: NAMED_OR_POSITIONAL_PARAM -> type(NAMED_OR_POSITIONAL_PARAM);
 
+PROMQL_QUOTED_STRING: QUOTED_STRING -> type(QUOTED_STRING);
 
 // Exit back to default mode on pipe
 PROMQL_PARAMS_PIPE : PIPE -> type(PIPE), popMode;

x-pack/plugin/esql/src/main/antlr/PromqlBaseParser.tokens

@@ -17,6 +17,8 @@ promqlParam
 promqlParamContent
     : PROMQL_UNQUOTED_IDENTIFIER
     | QUOTED_IDENTIFIER
+    | QUOTED_STRING
+    | NAMED_OR_POSITIONAL_PARAM
     ;
 
 promqlQueryPart

x-pack/plugin/esql/src/main/antlr/lexer/Promql.g4

@@ -0,0 +1,31 @@
+token literal names:
+null
+null
+null
+null
+null
+null
+null
+null
+null
+
+token symbolic names:
+null
+DEV_PROMQL
+LP
+RP
+PROMQL_UNQUOTED_IDENTIFIER
+QUOTED_IDENTIFIER
+QUOTED_STRING
+NAMED_OR_POSITIONAL_PARAM
+PROMQL_QUERY_TEXT
+
+rule names:
+promqlCommand
+promqlParam
+promqlParamContent
+promqlQueryPart
+
+
+atn:
+[4, 1, 8, 40, 2, 0, 7, 0, 2, 1, 7, 1, 2, 2, 7, 2, 2, 3, 7, 3, 1, 0, 1, 0, 4, 0, 11, 8, 0, 11, 0, 12, 0, 12, 1, 0, 1, 0, 5, 0, 17, 8, 0, 10, 0, 12, 0, 20, 9, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 1, 3, 1, 3, 1, 3, 5, 3, 32, 8, 3, 10, 3, 12, 3, 35, 9, 3, 1, 3, 3, 3, 38, 8, 3, 1, 3, 0, 0, 4, 0, 2, 4, 6, 0, 1, 1, 0, 4, 7, 39, 0, 8, 1, 0, 0, 0, 2, 23, 1, 0, 0, 0, 4, 26, 1, 0, 0, 0, 6, 37, 1, 0, 0, 0, 8, 10, 5, 1, 0, 0, 9, 11, 3, 2, 1, 0, 10, 9, 1, 0, 0, 0, 11, 12, 1, 0, 0, 0, 12, 10, 1, 0, 0, 0, 12, 13, 1, 0, 0, 0, 13, 14, 1, 0, 0, 0, 14, 18, 5, 2, 0, 0, 15, 17, 3, 6, 3, 0, 16, 15, 1, 0, 0, 0, 17, 20, 1, 0, 0, 0, 18, 16, 1, 0, 0, 0, 18, 19, 1, 0, 0, 0, 19, 21, 1, 0, 0, 0, 20, 18, 1, 0, 0, 0, 21, 22, 5, 3, 0, 0, 22, 1, 1, 0, 0, 0, 23, 24, 3, 4, 2, 0, 24, 25, 3, 4, 2, 0, 25, 3, 1, 0, 0, 0, 26, 27, 7, 0, 0, 0, 27, 5, 1, 0, 0, 0, 28, 38, 5, 8, 0, 0, 29, 33, 5, 2, 0, 0, 30, 32, 3, 6, 3, 0, 31, 30, 1, 0, 0, 0, 32, 35, 1, 0, 0, 0, 33, 31, 1, 0, 0, 0, 33, 34, 1, 0, 0, 0, 34, 36, 1, 0, 0, 0, 35, 33, 1, 0, 0, 0, 36, 38, 5, 3, 0, 0, 37, 28, 1, 0, 0, 0, 37, 29, 1, 0, 0, 0, 38, 7, 1, 0, 0, 0, 4, 12, 18, 33, 37]