TSQL PRINT statement parsing (#1648)

Co-authored-by: jpersons <jpersons@iuhealth.org>

src/sqlfluff/dialects/dialect_tsql.py

@@ -187,6 +187,7 @@ class StatementSegment(ansi_dialect.get_segment("StatementSegment")):  # type: i
             Ref("DeclareStatementSegment"),
             Ref("SetStatementSegment"),
             Ref("AlterTableSwitchStatementSegment"),
+            Ref("PrintStatementSegment"),
             Ref(
                 "CreateTableAsSelectStatementSegment"
             ),  # Azure Synapse Analytics specific
@@ -1476,3 +1477,15 @@ class DatePartFunctionNameSegment(BaseSegment):
 
     type = "function_name"
     match_grammar = OneOf("DATEADD", "DATEDIFF", "DATEDIFF_BIG", "DATENAME")
+
+
+@tsql_dialect.segment()
+class PrintStatementSegment(BaseSegment):
+    """PRINT statement segment."""
+
+    type = "print_statement"
+    match_grammar = Sequence(
+        "PRINT",
+        Ref("ExpressionSegment"),
+        Ref("DelimiterSegment", optional=True),
+    )

test/fixtures/dialects/tsql/print.sql

@@ -0,0 +1,8 @@
+DECLARE @TestVal VARCHAR(20) = 'Test Print'
+
+
+PRINT '#Dates'
+
+PRINT CAST(GETDATE() AS VARCHAR(50));
+
+PRINT @TestVal

test/fixtures/dialects/tsql/print.yml

@@ -0,0 +1,58 @@
+# YML test files are auto-generated from SQL files and should not be edited by
+# hand. To help enforce this, the "hash" field in the file must match a hash
+# computed by SQLFluff when running the tests. Please run
+# `python test/generate_parse_fixture_yml.py`  to generate them after adding or
+# altering SQL files.
+_hash: ae5fdbfdc047812dbf5359045d2a417e4e7c09cbe83683737b5e96d1900da119
+file:
+  batch:
+  - statement:
+      declare_segment:
+        keyword: DECLARE
+        parameter: '@TestVal'
+        data_type:
+          identifier: VARCHAR
+          bracketed:
+            start_bracket: (
+            expression:
+              literal: '20'
+            end_bracket: )
+        comparison_operator: '='
+        literal: "'Test Print'"
+  - statement:
+      print_statement:
+        keyword: PRINT
+        expression:
+          literal: "'#Dates'"
+  - statement:
+      print_statement:
+        keyword: PRINT
+        expression:
+          function:
+            function_name:
+              keyword: CAST
+            bracketed:
+              start_bracket: (
+              expression:
+                function:
+                  function_name:
+                    function_name_identifier: GETDATE
+                  bracketed:
+                    start_bracket: (
+                    end_bracket: )
+              keyword: AS
+              data_type:
+                identifier: VARCHAR
+                bracketed:
+                  start_bracket: (
+                  expression:
+                    literal: '50'
+                  end_bracket: )
+              end_bracket: )
+        statement_terminator: ;
+  - statement:
+      print_statement:
+        keyword: PRINT
+        expression:
+          column_reference:
+            parameter: '@TestVal'