Merge pull request #4 from hackolade/feature/snowflake-colon-support

Add support for snowflake colon notation

Author: mtseluiko

grammars/SQLSelectLexer.g4

@@ -461,6 +461,11 @@ BRACKET_QUOTED_TEXT: (
     )+
 ;
 
+BRACKET_QUOTED_NUMBER: (
+        OPEN_BRACKET_SYMBOL INT_NUMBER CLOSE_BRACKET_SYMBOL
+    )+
+;
+
 CURLY_BRACES_QUOTED_TEXT: (
         OPEN_DOUBLE_CURLY_SYMBOL .*? CLOSE_DOUBLE_CURLY_SYMBOL
     )+

grammars/SQLSelectParser.g4

@@ -248,7 +248,7 @@ selectItemList: (selectItem | MULT_OPERATOR) (COMMA_SYMBOL selectItem)*
 ;
 
 selectItem:
-    qualifiedIdentifier selectAlias?
+    (qualifiedIdentifier | jsonPathIdentifier) selectAlias?
     | expr selectAlias?
 ;
 
@@ -995,7 +995,7 @@ identifier:
     | identifierKeyword
 ;
 
-identifierList: 
+identifierList:
     identifier (COMMA_SYMBOL identifier)*
 ;
 
@@ -1007,6 +1007,10 @@ qualifiedIdentifier:
    identifier (DOT_SYMBOL identifier)* (DOT_SYMBOL MULT_OPERATOR)?
 ;
 
+jsonPathIdentifier:
+    qualifiedIdentifier COLON_SYMBOL identifier  (((DOT_SYMBOL | COLON_SYMBOL) identifier) | BRACKET_QUOTED_TEXT)* (CAST_COLON_SYMBOL dataType)?
+;
+
 dotIdentifier:
     DOT_SYMBOL identifier
 ;

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@hackolade/sql-select-statement-parser",
-  "version": "0.0.12",
+  "version": "0.0.13",
   "description": "",
   "main": "index.js",
   "author": "Hackolade",

parser/SQLSelectLexer.interp

@@ -351,13 +351,14 @@ BACK_TICK_QUOTED_ID=350
 DOUBLE_QUOTED_TEXT=351
 SINGLE_QUOTED_TEXT=352
 BRACKET_QUOTED_TEXT=353
-CURLY_BRACES_QUOTED_TEXT=354
-VERSION_COMMENT_START=355
-MYSQL_COMMENT_START=356
-VERSION_COMMENT_END=357
-BLOCK_COMMENT=358
-POUND_COMMENT=359
-DASHDASH_COMMENT=360
+BRACKET_QUOTED_NUMBER=354
+CURLY_BRACES_QUOTED_TEXT=355
+VERSION_COMMENT_START=356
+MYSQL_COMMENT_START=357
+VERSION_COMMENT_END=358
+BLOCK_COMMENT=359
+POUND_COMMENT=360
+DASHDASH_COMMENT=361
 '='=1
 ':='=2
 '<=>'=3
@@ -399,5 +400,5 @@ DASHDASH_COMMENT=360
 '\\N'=41
 '?'=42
 '::'=43
-'/*!'=356
-'*/'=357
+'/*!'=357
+'*/'=358

parser/SQLSelectLexer.js

@@ -351,13 +351,14 @@ BACK_TICK_QUOTED_ID=350
 DOUBLE_QUOTED_TEXT=351
 SINGLE_QUOTED_TEXT=352
 BRACKET_QUOTED_TEXT=353
-CURLY_BRACES_QUOTED_TEXT=354
-VERSION_COMMENT_START=355
-MYSQL_COMMENT_START=356
-VERSION_COMMENT_END=357
-BLOCK_COMMENT=358
-POUND_COMMENT=359
-DASHDASH_COMMENT=360
+BRACKET_QUOTED_NUMBER=354
+CURLY_BRACES_QUOTED_TEXT=355
+VERSION_COMMENT_START=356
+MYSQL_COMMENT_START=357
+VERSION_COMMENT_END=358
+BLOCK_COMMENT=359
+POUND_COMMENT=360
+DASHDASH_COMMENT=361
 '='=1
 ':='=2
 '<=>'=3
@@ -399,5 +400,5 @@ DASHDASH_COMMENT=360
 '\\N'=41
 '?'=42
 '::'=43
-'/*!'=356
-'*/'=357
+'/*!'=357
+'*/'=358

parser/SQLSelectLexer.tokens

@@ -1354,6 +1354,15 @@ class SQLSelectParserListener extends antlr4.tree.ParseTreeListener {
 	}
 
 
+	// Enter a parse tree produced by SQLSelectParser#jsonPathIdentifier.
+	enterJsonPathIdentifier(ctx) {
+	}
+
+	// Exit a parse tree produced by SQLSelectParser#jsonPathIdentifier.
+	exitJsonPathIdentifier(ctx) {
+	}
+
+
 	// Enter a parse tree produced by SQLSelectParser#dotIdentifier.
 	enterDotIdentifier(ctx) {
 	}