Consume OPTIONS statement

docs/implemented-statements.md

@@ -5,11 +5,11 @@ This document tracks the implementation status of Natural statements.
 Legend:
 
 
-:x: - not implemented (47)
+:x: - not implemented (46)
 
 :white_check_mark: - implemented or reporting (57)
 
-partial - partially implemented to prevent false positives (13)
+partial - partially implemented to prevent false positives (14)
 
 
 | Statement | Status             |
@@ -71,7 +71,7 @@ partial - partially implemented to prevent false positives (13)
 | IF SELECTION | :white_check_mark: |
 | IGNORE | :white_check_mark: |
 | INCLUDE | :white_check_mark: |
-| INPUT | partial          |
+| INPUT | partial            |
 | INSERT (SQL) | partial            |
 | INTERFACE | :x:                |
 | LIMIT | :white_check_mark: |
@@ -81,7 +81,7 @@ partial - partially implemented to prevent false positives (13)
 | NEWPAGE | :white_check_mark: |
 | ON ERROR | :white_check_mark: |
 | OPEN CONVERSATION | :x:                |
-| OPTIONS | :x:                |
+| OPTIONS | :partial:          |
 | PARSE XML | :x:                |
 | PASSW | :x:                |
 | PERFORM | :white_check_mark: |

libs/natparse/src/main/java/org/amshove/natparse/natural/IOptionsStatementNode.java

@@ -0,0 +1,4 @@
+package org.amshove.natparse.natural;
+
+public interface IOptionsStatementNode extends IStatementNode
+{}

libs/natparse/src/main/java/org/amshove/natparse/parsing/OptionsStatementNode.java

@@ -0,0 +1,8 @@
+package org.amshove.natparse.parsing;
+
+import org.amshove.natparse.natural.IOptionsStatementNode;
+
+class OptionsStatementNode extends StatementNode implements IOptionsStatementNode
+{
+
+}

libs/natparse/src/main/java/org/amshove/natparse/parsing/StatementListParser.java

@@ -199,6 +199,9 @@ private StatementListNode statementList(Set<SyntaxKind> endTokenKinds)
 					case INPUT:
 						statementList.addStatement(inputStatement());
 						break;
+					case OPTIONS:
+						statementList.addStatement(options());
+						break;
 					case SELECT:
 						statementList.addStatement(select());
 						break;
@@ -468,6 +471,21 @@ private StatementListNode statementList(Set<SyntaxKind> endTokenKinds)
 		return statementList;
 	}
 
+	private StatementNode options() throws ParseError
+	{
+		var options = new OptionsStatementNode();
+		consumeMandatory(options, SyntaxKind.OPTIONS);
+		while (peekKind(1, SyntaxKind.EQUALS_SIGN))
+		{
+			// Currently consume anything in the form of A = B. There doesn't seem to be a good documentation about possible options
+			consumeMandatoryIdentifierTokenNode(options);
+			consumeMandatory(options, SyntaxKind.EQUALS_SIGN);
+			consume(options);
+		}
+
+		return options;
+	}
+
 	private StatementNode onError() throws ParseError
 	{
 		var onError = new OnErrorNode();

libs/natparse/src/test/java/org/amshove/natparse/parsing/StatementListParserShould.java

@@ -3667,6 +3667,18 @@ void reportADiagnosticWhenDecideOnNoneBodyIsEmpty()
 			""", ParserError.STATEMENT_HAS_EMPTY_BODY);
 	}
 
+	@Test
+	void parseOptions()
+	{
+		assertParsesWithoutDiagnostics("OPTIONS TQMARK=OFF");
+	}
+
+	@Test
+	void parseMultipleOptions()
+	{
+		assertParsesWithoutDiagnostics("OPTIONS TQMARK=OFF TQMARK=ON SOME=THING");
+	}
+
 	@ParameterizedTest
 	@ValueSource(strings =
 	{