SPARQL parser: removes reference to rule numbers

They are not stable and are changing with SPARQL 1.2.
Let's avoid the hassle of maintaining them.
We got the rule name to quickly match the code with the grammar.

lib/spargebra/src/parser.rs

@@ -958,31 +958,24 @@ fn variable() -> Variable {
 parser! {
     //See https://www.w3.org/TR/turtle/#sec-grammar
     grammar parser(state: &mut ParserState) for str {
-        //[1]
         pub rule QueryUnit() -> Query = Query()
 
-        //[2]
         rule Query() -> Query = _ Prologue() _ q:(SelectQuery() / ConstructQuery() / DescribeQuery() / AskQuery()) _ {
             q
         }
 
-        //[3]
         pub rule UpdateInit() -> Vec<GraphUpdateOperation> = Update()
 
-        //[4]
         rule Prologue() = (BaseDecl() _ / PrefixDecl() _)* {}
 
-        //[5]
         rule BaseDecl() = i("BASE") _ i:IRIREF() {
             state.base_iri = Some(i)
         }
 
-        //[6]
         rule PrefixDecl() = i("PREFIX") _ ns:PNAME_NS() _ i:IRIREF() {
             state.namespaces.insert(ns.into(), i.into_inner());
         }
 
-        //[7]
         rule SelectQuery() -> Query = s:SelectClause() _ d:DatasetClauses() _ w:WhereClause() _ g:GroupClause()? _ h:HavingClause()? _ o:OrderClause()? _ l:LimitOffsetClauses()? _ v:ValuesClause() {?
             Ok(Query::Select {
                 dataset: d,
@@ -991,12 +984,10 @@ parser! {
             })
         }
 
-        //[8]
         rule SubSelect() -> GraphPattern = s:SelectClause() _ w:WhereClause() _ g:GroupClause()? _ h:HavingClause()? _ o:OrderClause()? _ l:LimitOffsetClauses()? _ v:ValuesClause() {?
             build_select(s, w, g, h, o, l, v, state)
         }
 
-        //[9]
         rule SelectClause() -> Selection = i("SELECT") _ Selection_init() o:SelectClause_option() _ v:SelectClause_variables() {
             Selection {
                 option: o,
@@ -1017,7 +1008,6 @@ parser! {
             v:Var() _ { SelectionMember::Variable(v) } /
             "(" _ e:Expression() _ i("AS") _ v:Var() _ ")" _ { SelectionMember::Expression(e, v) }
 
-        //[10]
         rule ConstructQuery() -> Query =
             i("CONSTRUCT") _ c:ConstructTemplate() _ d:DatasetClauses() _ w:WhereClause() _ g:GroupClause()? _ h:HavingClause()? _ o:OrderClause()? _ l:LimitOffsetClauses()? _ v:ValuesClause() {?
                 Ok(Query::Construct {
@@ -1042,7 +1032,6 @@ parser! {
 
         rule ConstructQuery_optional_triple_template() -> Vec<TriplePattern> = TriplesTemplate() / { Vec::new() }
 
-        //[11]
         rule DescribeQuery() -> Query =
             i("DESCRIBE") _ "*" _ d:DatasetClauses() w:WhereClause()? _ g:GroupClause()? _ h:HavingClause()? _ o:OrderClause()? _ l:LimitOffsetClauses()? _ v:ValuesClause() {?
                 Ok(Query::Describe {
@@ -1066,7 +1055,6 @@ parser! {
             }
         rule DescribeQuery_item() -> NamedNodePattern = i:VarOrIri() _ { i }
 
-        //[12]
         rule AskQuery() -> Query = i("ASK") _ d:DatasetClauses() w:WhereClause() _ g:GroupClause()? _ h:HavingClause()? _ o:OrderClause()? _ l:LimitOffsetClauses()? _ v:ValuesClause() {?
             Ok(Query::Ask {
                 dataset: d,
@@ -1075,7 +1063,6 @@ parser! {
             })
         }
 
-        //[13]
         rule DatasetClause() -> (Option<NamedNode>, Option<NamedNode>) = i("FROM") _ d:(DefaultGraphClause() / NamedGraphClause()) { d }
         rule DatasetClauses() -> Option<QueryDataset> = d:DatasetClause() ** (_) {
             if d.is_empty() {
@@ -1096,25 +1083,20 @@ parser! {
             })
         }
 
-        //[14]
         rule DefaultGraphClause() -> (Option<NamedNode>, Option<NamedNode>) = s:SourceSelector() {
             (Some(s), None)
         }
 
-        //[15]
         rule NamedGraphClause() -> (Option<NamedNode>, Option<NamedNode>) = i("NAMED") _ s:SourceSelector() {
             (None, Some(s))
         }
 
-        //[16]
         rule SourceSelector() -> NamedNode = iri()
 
-        //[17]
         rule WhereClause() -> GraphPattern = i("WHERE")? _ p:GroupGraphPattern() {
             p
         }
 
-        //[19]
         rule GroupClause() -> (Vec<Variable>, Vec<(Expression,Variable)>) = i("GROUP") _ i("BY") _ c:GroupCondition_item()+ {
             let mut projections: Vec<(Expression,Variable)> = Vec::new();
             let clauses = c.into_iter().map(|(e, vo)| {
@@ -1130,7 +1112,6 @@ parser! {
         }
         rule GroupCondition_item() -> (Expression, Option<Variable>) = c:GroupCondition() _ { c }
 
-        //[20]
         rule GroupCondition() -> (Expression, Option<Variable>) =
             e:BuiltInCall() { (e, None) } /
             e:FunctionCall() { (e, None) } /
@@ -1138,75 +1119,59 @@ parser! {
             e:Var() { (e.into(), None) }
         rule GroupCondition_as() -> Variable = i("AS") _ v:Var() _ { v }
 
-        //[21]
         rule HavingClause() -> Expression = i("HAVING") _ e:HavingCondition()+ {?
             not_empty_fold(e.into_iter(), |a, b| Expression::And(Box::new(a), Box::new(b)))
         }
 
-        //[22]
         rule HavingCondition() -> Expression = Constraint()
 
-        //[23]
         rule OrderClause() -> Vec<OrderExpression> = i("ORDER") _ i("BY") _ c:OrderClause_item()+ { c }
         rule OrderClause_item() -> OrderExpression = c:OrderCondition() _ { c }
 
-        //[24]
         rule OrderCondition() -> OrderExpression =
             i("ASC") _ e: BrackettedExpression() { OrderExpression::Asc(e) } /
             i("DESC") _ e: BrackettedExpression() { OrderExpression::Desc(e) } /
             e: Constraint() { OrderExpression::Asc(e) } /
             v: Var() { OrderExpression::Asc(Expression::from(v)) }
 
-        //[25]
         rule LimitOffsetClauses() -> (usize, Option<usize>) =
             l:LimitClause() _ o:OffsetClause()? { (o.unwrap_or(0), Some(l)) } /
             o:OffsetClause() _ l:LimitClause()? { (o, l) }
 
-        //[26]
         rule LimitClause() -> usize = i("LIMIT") _ l:$(INTEGER()) {?
             usize::from_str(l).map_err(|_| "The query limit should be a non negative integer")
         }
 
-        //[27]
         rule OffsetClause() -> usize = i("OFFSET") _ o:$(INTEGER()) {?
             usize::from_str(o).map_err(|_| "The query offset should be a non negative integer")
         }
 
-        //[28]
         rule ValuesClause() -> Option<GraphPattern> =
             i("VALUES") _ p:DataBlock() { Some(p) } /
             { None }
 
-
-        //[29]
         rule Update() -> Vec<GraphUpdateOperation> = _ Prologue() _ u:(Update1() ** (_ ";" _))  _ ( ";" _)? { u.into_iter().flatten().collect() }
 
-        //[30]
         rule Update1() -> Vec<GraphUpdateOperation> = Load() / Clear() / Drop() / Add() / Move() / Copy() / Create() / InsertData() / DeleteData() / DeleteWhere() / Modify()
         rule Update1_silent() -> bool = i("SILENT") { true } / { false }
 
-        //[31]
         rule Load() -> Vec<GraphUpdateOperation> = i("LOAD") _ silent:Update1_silent() _ source:iri() _ destination:Load_to()? {
             vec![GraphUpdateOperation::Load { silent, source, destination: destination.map_or(GraphName::DefaultGraph, GraphName::NamedNode) }]
         }
         rule Load_to() -> NamedNode = i("INTO") _ g: GraphRef() { g }
 
-        //[32]
         rule Clear() -> Vec<GraphUpdateOperation> = i("CLEAR") _ silent:Update1_silent() _ graph:GraphRefAll() {
             vec![GraphUpdateOperation::Clear { silent, graph }]
         }
 
-        //[33]
         rule Drop() -> Vec<GraphUpdateOperation> = i("DROP") _ silent:Update1_silent() _ graph:GraphRefAll() {
             vec![GraphUpdateOperation::Drop { silent, graph }]
         }
 
-        //[34]
         rule Create() -> Vec<GraphUpdateOperation> = i("CREATE") _ silent:Update1_silent() _ graph:GraphRef() {
             vec![GraphUpdateOperation::Create { silent, graph }]
         }
 
-        //[35]
         rule Add() -> Vec<GraphUpdateOperation> = i("ADD") _ silent:Update1_silent() _ from:GraphOrDefault() _ i("TO") _ to:GraphOrDefault() {
             // Rewriting defined by https://www.w3.org/TR/sparql11-update/#add
             if from == to {
@@ -1217,7 +1182,6 @@ parser! {
             }
         }
 
-        //[36]
         rule Move() -> Vec<GraphUpdateOperation> = i("MOVE") _ silent:Update1_silent() _ from:GraphOrDefault() _ i("TO") _ to:GraphOrDefault() {
             // Rewriting defined by https://www.w3.org/TR/sparql11-update/#move
             if from == to {
@@ -1228,7 +1192,6 @@ parser! {
             }
         }
 
-        //[37]
         rule Copy() -> Vec<GraphUpdateOperation> = i("COPY") _ silent:Update1_silent() _ from:GraphOrDefault() _ i("TO") _ to:GraphOrDefault() {
             // Rewriting defined by https://www.w3.org/TR/sparql11-update/#copy
             if from == to {
@@ -1239,17 +1202,14 @@ parser! {
             }
         }
 
-        //[38]
         rule InsertData() -> Vec<GraphUpdateOperation> = i("INSERT") _ i("DATA") _ data:QuadData() {
             vec![GraphUpdateOperation::InsertData { data }]
         }
 
-        //[39]
         rule DeleteData() -> Vec<GraphUpdateOperation> = i("DELETE") _ i("DATA") _ data:GroundQuadData() {
             vec![GraphUpdateOperation::DeleteData { data }]
         }
 
-        //[40]
         rule DeleteWhere() -> Vec<GraphUpdateOperation> = i("DELETE") _ i("WHERE") _ d:QuadPattern() {?
             let pattern = d.iter().map(|q| {
                 let bgp = GraphPattern::Bgp { patterns: vec![TriplePattern::new(q.subject.clone(), q.predicate.clone(), q.object.clone())] };
@@ -1268,7 +1228,6 @@ parser! {
             }])
         }
 
-        //[41]
         rule Modify() -> Vec<GraphUpdateOperation> = with:Modify_with()? _ Modify_clear() c:Modify_clauses() _ u:(UsingClause() ** (_)) _ i("WHERE") _ pattern:GroupGraphPattern() {
             let (delete, insert) = c;
             let mut delete = delete.unwrap_or_default();
@@ -1336,15 +1295,12 @@ parser! {
             state.currently_used_bnodes.clear();
         }
 
-        //[42]
         rule DeleteClause() -> Vec<GroundQuadPattern> = i("DELETE") _ q:QuadPattern() {?
             q.into_iter().map(GroundQuadPattern::try_from).collect::<Result<Vec<_>,_>>().map_err(|_| "Blank nodes are not allowed in DELETE WHERE")
         }
 
-        //[43]
         rule InsertClause() -> Vec<QuadPattern> = i("INSERT") _ q:QuadPattern() { q }
 
-        //[44]
         rule UsingClause() -> (Option<NamedNode>, Option<NamedNode>) = i("USING") _ d:(UsingClause_default() / UsingClause_named()) { d }
         rule UsingClause_default() -> (Option<NamedNode>, Option<NamedNode>) = i:iri() {
             (Some(i), None)
@@ -1353,26 +1309,21 @@ parser! {
             (None, Some(i))
         }
 
-        //[45]
         rule GraphOrDefault() -> GraphName = i("DEFAULT") {
             GraphName::DefaultGraph
         } / (i("GRAPH") _)? g:iri() {
             GraphName::NamedNode(g)
         }
 
-        //[46]
         rule GraphRef() -> NamedNode = i("GRAPH") _ g:iri() { g }
 
-        //[47]
         rule GraphRefAll() -> GraphTarget  = i: GraphRef() { i.into() }
             / i("DEFAULT") { GraphTarget::DefaultGraph }
             / i("NAMED") { GraphTarget::NamedGraphs }
             / i("ALL") { GraphTarget::AllGraphs }
 
-        //[48]
         rule QuadPattern() -> Vec<QuadPattern> = "{" _ q:Quads() _ "}" { q }
 
-        //[49]
         rule QuadData() -> Vec<Quad> = "{" _ q:Quads() _ "}" {?
             q.into_iter().map(Quad::try_from).collect::<Result<Vec<_>, ()>>().map_err(|_| "Variables are not allowed in INSERT DATA")
         }
@@ -1380,7 +1331,6 @@ parser! {
             q.into_iter().map(|q| GroundQuad::try_from(Quad::try_from(q)?)).collect::<Result<Vec<_>, ()>>().map_err(|_| "Variables and blank nodes are not allowed in DELETE DATA")
         }
 
-        //[50]
         rule Quads() -> Vec<QuadPattern> = q:(Quads_TriplesTemplate() / Quads_QuadsNotTriples()) ** (_) {
             q.into_iter().flatten().collect()
         }
@@ -1389,18 +1339,15 @@ parser! {
         } //TODO: return iter?
         rule Quads_QuadsNotTriples() -> Vec<QuadPattern> = q:QuadsNotTriples() _ "."? { q }
 
-        //[51]
         rule QuadsNotTriples() -> Vec<QuadPattern> = i("GRAPH") _ g:VarOrIri() _ "{" _ t:TriplesTemplate()? _ "}" {
             t.unwrap_or_default().into_iter().map(|t| QuadPattern::new(t.subject, t.predicate, t.object, g.clone())).collect()
         }
 
-        //[52]
         rule TriplesTemplate() -> Vec<TriplePattern> = ts:TriplesTemplate_inner() ++ (".") ("." _)? {
             ts.into_iter().flatten().collect()
         }
         rule TriplesTemplate_inner() -> Vec<TriplePattern> = _ t:TriplesSameSubject() _ { t }
 
-        //[53]
         rule GroupGraphPattern() -> GraphPattern =
             "{" _ GroupGraphPattern_clear() p:GroupGraphPatternSub() GroupGraphPattern_clear() _ "}" { p } /
             "{" _ GroupGraphPattern_clear() p:SubSelect() GroupGraphPattern_clear() _ "}" { p }
@@ -1410,7 +1357,6 @@ parser! {
             state.currently_used_bnodes.clear();
         }
 
-        //[54]
         rule GroupGraphPatternSub() -> GraphPattern = a:TriplesBlock()? _ b:GroupGraphPatternSub_item()* {?
             let mut filter: Option<Expression> = None;
             let mut g = a.map_or_else(GraphPattern::default, build_bgp);
@@ -1472,16 +1418,13 @@ parser! {
             result
         }
 
-        //[55]
         rule TriplesBlock() -> Vec<TripleOrPathPattern> = hs:TriplesBlock_inner() ++ (".") ("." _)? {
             hs.into_iter().flatten().collect()
         }
         rule TriplesBlock_inner() -> Vec<TripleOrPathPattern> = _ h:TriplesSameSubjectPath() _ { h }
 
-        //[56]
         rule GraphPatternNotTriples() -> PartialGraphPattern = GroupOrUnionGraphPattern() / OptionalGraphPattern() / LateralGraphPattern() / MinusGraphPattern() / GraphGraphPattern() / ServiceGraphPattern() / Filter() / Bind() / InlineData()
 
-        //[57]
         rule OptionalGraphPattern() -> PartialGraphPattern = i("OPTIONAL") _ p:GroupGraphPattern() {
             if let GraphPattern::Filter { expr, inner } =  p {
                PartialGraphPattern::Optional(*inner, Some(expr))
@@ -1495,36 +1438,29 @@ parser! {
                 #[cfg(not(feature = "sep-0006"))]{Err("The LATERAL modifier is not supported")}
         }
 
-        //[58]
         rule GraphGraphPattern() -> PartialGraphPattern = i("GRAPH") _ name:VarOrIri() _ p:GroupGraphPattern() {
             PartialGraphPattern::Other(GraphPattern::Graph { name, inner: Box::new(p) })
         }
 
-        //[59]
         rule ServiceGraphPattern() -> PartialGraphPattern =
             i("SERVICE") _ i("SILENT") _ name:VarOrIri() _ p:GroupGraphPattern() { PartialGraphPattern::Other(GraphPattern::Service { name, inner: Box::new(p), silent: true }) } /
             i("SERVICE") _ name:VarOrIri() _ p:GroupGraphPattern() { PartialGraphPattern::Other(GraphPattern::Service{ name, inner: Box::new(p), silent: false }) }
 
-        //[60]
         rule Bind() -> PartialGraphPattern = i("BIND") _ "(" _ e:Expression() _ i("AS") _ v:Var() _ ")" {
             PartialGraphPattern::Bind(e, v)
         }
 
-        //[61]
         rule InlineData() -> PartialGraphPattern = i("VALUES") _ p:DataBlock() { PartialGraphPattern::Other(p) }
 
-        //[62]
         rule DataBlock() -> GraphPattern = l:(InlineDataOneVar() / InlineDataFull()) {
             GraphPattern::Values { variables: l.0, bindings: l.1 }
         }
 
-        //[63]
         rule InlineDataOneVar() -> (Vec<Variable>, Vec<Vec<Option<GroundTerm>>>) = var:Var() _ "{" _ d:InlineDataOneVar_value()* "}" {
             (vec![var], d)
         }
         rule InlineDataOneVar_value() -> Vec<Option<GroundTerm>> = t:DataBlockValue() _ { vec![t] }
 
-        //[64]
         rule InlineDataFull() -> (Vec<Variable>, Vec<Vec<Option<GroundTerm>>>) = "(" _ vars:InlineDataFull_var()* _ ")" _ "{" _ vals:InlineDataFull_values()* "}" {?
             if vals.iter().all(|vs| vs.len() == vars.len()) {
                 Ok((vars, vals))
@@ -1536,7 +1472,6 @@ parser! {
         rule InlineDataFull_values() -> Vec<Option<GroundTerm>> = "(" _ v:InlineDataFull_value()* _ ")" _ { v }
         rule InlineDataFull_value() -> Option<GroundTerm> = v:DataBlockValue() _ { v }
 
-        //[65]
         rule DataBlockValue() -> Option<GroundTerm> =
             t:EmbTriple() {?
                 #[cfg(feature = "rdf-star")]{Ok(Some(t.into()))}
@@ -1548,12 +1483,10 @@ parser! {
             l:BooleanLiteral() { Some(l.into()) } /
             i("UNDEF") { None }
 
-        //[66]
         rule MinusGraphPattern() -> PartialGraphPattern = i("MINUS") _ p: GroupGraphPattern() {
             PartialGraphPattern::Minus(p)
         }
 
-        //[67]
         rule GroupOrUnionGraphPattern() -> PartialGraphPattern = p:GroupOrUnionGraphPattern_item() **<1,> (i("UNION") _) {?
             not_empty_fold(p.into_iter(), |a, b| {
                 GraphPattern::Union { left: Box::new(a), right: Box::new(b) }
@@ -1561,41 +1494,33 @@ parser! {
         }
         rule GroupOrUnionGraphPattern_item() -> GraphPattern = p:GroupGraphPattern() _ { p }
 
-        //[68]
         rule Filter() -> PartialGraphPattern = i("FILTER") _ c:Constraint() {
             PartialGraphPattern::Filter(c)
         }
 
-        //[69]
         rule Constraint() -> Expression = BrackettedExpression() / FunctionCall() / BuiltInCall()
 
-        //[70]
         rule FunctionCall() -> Expression = f: iri() _ a: ArgList() {
             Expression::FunctionCall(Function::Custom(f), a)
         }
 
-        //[71]
         rule ArgList() -> Vec<Expression> =
             "(" _ e:ArgList_item() **<1,> ("," _) _ ")" { e } /
             NIL() { Vec::new() }
         rule ArgList_item() -> Expression = e:Expression() _ { e }
 
-        //[72]
         rule ExpressionList() -> Vec<Expression> =
             "(" _ e:ExpressionList_item() **<1,> ("," _) ")" { e } /
             NIL() { Vec::new() }
         rule ExpressionList_item() -> Expression = e:Expression() _ { e }
 
-        //[73]
         rule ConstructTemplate() -> Vec<TriplePattern> = "{" _ t:ConstructTriples() _ "}" { t }
 
-        //[74]
         rule ConstructTriples() -> Vec<TriplePattern> = p:ConstructTriples_item() ** ("." _) "."? {
             p.into_iter().flatten().collect()
         }
         rule ConstructTriples_item() -> Vec<TriplePattern> = t:TriplesSameSubject() _ { t }
 
-        //[75]
         rule TriplesSameSubject() -> Vec<TriplePattern> =
             s:VarOrTermOrEmbTP() _ po:PropertyListNotEmpty() {?
                 let mut patterns = po.patterns;
@@ -1617,12 +1542,10 @@ parser! {
                 Ok(patterns)
             }
 
-        //[76]
         rule PropertyList() -> FocusedTriplePattern<Vec<(NamedNodePattern,Vec<AnnotatedTerm>)>> =
             PropertyListNotEmpty() /
             { FocusedTriplePattern::default() }
 
-        //[77]
         rule PropertyListNotEmpty() -> FocusedTriplePattern<Vec<(NamedNodePattern,Vec<AnnotatedTerm>)>> = l:PropertyListNotEmpty_item() **<1,> (";" _) {
             l.into_iter().fold(FocusedTriplePattern::<Vec<(NamedNodePattern,Vec<AnnotatedTerm>)>>::default(), |mut a, b| {
                 a.focus.push(b.focus);
@@ -1637,10 +1560,8 @@ parser! {
             }
         }
 
-        //[78]
         rule Verb() -> NamedNodePattern = VarOrIri() / "a" { rdf::TYPE.into_owned().into() }
 
-        //[79]
         rule ObjectList() -> FocusedTriplePattern<Vec<AnnotatedTerm>> = o:ObjectList_item() **<1,> ("," _) {
             o.into_iter().fold(FocusedTriplePattern::<Vec<AnnotatedTerm>>::default(), |mut a, b| {
                 a.focus.push(b.focus);
@@ -1650,7 +1571,6 @@ parser! {
         }
         rule ObjectList_item() -> FocusedTriplePattern<AnnotatedTerm> = o:Object() _ { o }
 
-        //[80]
         rule Object() -> FocusedTriplePattern<AnnotatedTerm> = g:GraphNode() _ a:AnnotationPattern()? {
             if let Some(a) = a {
                 let mut patterns = g.patterns;
@@ -1673,7 +1593,6 @@ parser! {
             }
         }
 
-        //[81]
         rule TriplesSameSubjectPath() -> Vec<TripleOrPathPattern> =
             s:VarOrTermOrEmbTP() _ po:PropertyListPathNotEmpty() {?
                 let mut patterns = po.patterns;
@@ -1695,12 +1614,10 @@ parser! {
                 Ok(patterns)
             }
 
-        //[82]
         rule PropertyListPath() -> FocusedTripleOrPathPattern<Vec<(VariableOrPropertyPath,Vec<AnnotatedTermPath>)>> =
             PropertyListPathNotEmpty() /
             { FocusedTripleOrPathPattern::default() }
 
-        //[83]
         rule PropertyListPathNotEmpty() -> FocusedTripleOrPathPattern<Vec<(VariableOrPropertyPath,Vec<AnnotatedTermPath>)>> = hp:(VerbPath() / VerbSimple()) _ ho:ObjectListPath() _ t:PropertyListPathNotEmpty_item()* {
                 t.into_iter().flatten().fold(FocusedTripleOrPathPattern {
                     focus: vec![(hp, ho.focus)],
@@ -1721,17 +1638,14 @@ parser! {
             }
         }
 
-        //[84]
         rule VerbPath() -> VariableOrPropertyPath = p:Path() {
             p.into()
         }
 
-        //[85]
         rule VerbSimple() -> VariableOrPropertyPath = v:Var() {
             v.into()
         }
 
-        //[86]
         rule ObjectListPath() -> FocusedTripleOrPathPattern<Vec<AnnotatedTermPath>> = o:ObjectListPath_item() **<1,> ("," _) {
             o.into_iter().fold(FocusedTripleOrPathPattern::<Vec<AnnotatedTermPath>>::default(), |mut a, b| {
                 a.focus.push(b.focus);
@@ -1741,7 +1655,6 @@ parser! {
         }
         rule ObjectListPath_item() -> FocusedTripleOrPathPattern<AnnotatedTermPath> = o:ObjectPath() _ { o }
 
-        //[87]
         rule ObjectPath() -> FocusedTripleOrPathPattern<AnnotatedTermPath> = g:GraphNodePath() _ a:AnnotationPatternPath()? {
              if let Some(a) = a {
                 let mut patterns = g.patterns;
@@ -1764,10 +1677,8 @@ parser! {
             }
         }
 
-        //[88]
         rule Path() -> PropertyPathExpression = PathAlternative()
 
-        //[89]
         rule PathAlternative() -> PropertyPathExpression = p:PathAlternative_item() **<1,> ("|" _) {?
             not_empty_fold(p.into_iter(), |a, b| {
                 PropertyPathExpression::Alternative(Box::new(a), Box::new(b))
@@ -1775,7 +1686,6 @@ parser! {
         }
         rule PathAlternative_item() -> PropertyPathExpression = p:PathSequence() _ { p }
 
-        //[90]
         rule PathSequence() -> PropertyPathExpression = p:PathSequence_item() **<1,> ("/" _) {?
             not_empty_fold(p.into_iter(), |a, b| {
                 PropertyPathExpression::Sequence(Box::new(a), Box::new(b))
@@ -1783,7 +1693,6 @@ parser! {
         }
         rule PathSequence_item() -> PropertyPathExpression = p:PathEltOrInverse() _ { p }
 
-        //[91]
         rule PathElt() -> PropertyPathExpression = p:PathPrimary() _ o:PathElt_op()? {
             match o {
                 Some('?') => PropertyPathExpression::ZeroOrOne(Box::new(p)),
@@ -1798,19 +1707,16 @@ parser! {
             "+" { '+' } /
             "?" !(['0'..='9'] / PN_CHARS_U()) { '?' } // We mandate that this is not a variable
 
-        //[92]
         rule PathEltOrInverse() -> PropertyPathExpression =
             "^" _ p:PathElt() { PropertyPathExpression::Reverse(Box::new(p)) } /
             PathElt()
 
-        //[94]
         rule PathPrimary() -> PropertyPathExpression =
             v:iri() { v.into() } /
             "a" { rdf::TYPE.into_owned().into() } /
             "!" _ p:PathNegatedPropertySet() { p } /
             "(" _ p:Path() _ ")" { p }
 
-        //[95]
         rule PathNegatedPropertySet() -> PropertyPathExpression =
             "(" _ p:PathNegatedPropertySet_item() **<1,> ("|" _) ")" {
                 let mut direct = Vec::new();
@@ -1840,17 +1746,14 @@ parser! {
             }
         rule PathNegatedPropertySet_item() -> Either<NamedNode,NamedNode> = p:PathOneInPropertySet() _ { p }
 
-        //[96]
         rule PathOneInPropertySet() -> Either<NamedNode,NamedNode> =
             "^" _ v:iri() { Either::Right(v) } /
             "^" _ "a" { Either::Right(rdf::TYPE.into()) } /
             v:iri() { Either::Left(v) } /
             "a" { Either::Left(rdf::TYPE.into()) }
 
-        //[98]
         rule TriplesNode() -> FocusedTriplePattern<TermPattern> = Collection() / BlankNodePropertyList()
 
-        //[99]
         rule BlankNodePropertyList() -> FocusedTriplePattern<TermPattern> = "[" _ po:PropertyListNotEmpty() _ "]" {?
             let mut patterns = po.patterns;
             let mut bnode = TermPattern::from(BlankNode::default());
@@ -1865,10 +1768,8 @@ parser! {
             })
         }
 
-        //[100]
         rule TriplesNodePath() -> FocusedTripleOrPathPattern<TermPattern> = CollectionPath() / BlankNodePropertyListPath()
 
-        //[101]
         rule BlankNodePropertyListPath() -> FocusedTripleOrPathPattern<TermPattern> = "[" _ po:PropertyListPathNotEmpty() _ "]" {?
             let mut patterns = po.patterns;
             let mut bnode = TermPattern::from(BlankNode::default());
@@ -1883,7 +1784,6 @@ parser! {
             })
         }
 
-        //[102]
         rule Collection() -> FocusedTriplePattern<TermPattern> = "(" _ o:Collection_item()+ ")" {
             let mut patterns: Vec<TriplePattern> = Vec::new();
             let mut current_list_node = TermPattern::from(rdf::NIL.into_owned());
@@ -1901,7 +1801,6 @@ parser! {
         }
         rule Collection_item() -> FocusedTriplePattern<TermPattern> = o:GraphNode() _ { o }
 
-        //[103]
         rule CollectionPath() -> FocusedTripleOrPathPattern<TermPattern> = "(" _ o:CollectionPath_item()+ _ ")" {
             let mut patterns: Vec<TripleOrPathPattern> = Vec::new();
             let mut current_list_node = TermPattern::from(rdf::NIL.into_owned());
@@ -1919,30 +1818,24 @@ parser! {
         }
         rule CollectionPath_item() -> FocusedTripleOrPathPattern<TermPattern> = p:GraphNodePath() _ { p }
 
-        //[104]
         rule GraphNode() -> FocusedTriplePattern<TermPattern> =
             t:VarOrTermOrEmbTP() { FocusedTriplePattern::new(t) } /
             TriplesNode()
 
-        //[105]
         rule GraphNodePath() -> FocusedTripleOrPathPattern<TermPattern> =
             t:VarOrTermOrEmbTP() { FocusedTripleOrPathPattern::new(t) } /
             TriplesNodePath()
 
-        //[106]
         rule VarOrTerm() -> TermPattern =
             v:Var() { v.into() } /
             t:GraphTerm() { t.into() }
 
-        //[107]
         rule VarOrIri() -> NamedNodePattern =
             v:Var() { v.into() } /
             i:iri() { i.into() }
 
-        //[108]
         rule Var() -> Variable = name:(VAR1() / VAR2()) { Variable::new_unchecked(name) }
 
-        //[109]
         rule GraphTerm() -> Term =
             i:iri() { i.into() } /
             l:RDFLiteral() { l.into() } /
@@ -1951,25 +1844,20 @@ parser! {
             b:BlankNode() { b.into() } /
             NIL() { rdf::NIL.into_owned().into() }
 
-        //[110]
         rule Expression() -> Expression = e:ConditionalOrExpression() {e}
 
-        //[111]
         rule ConditionalOrExpression() -> Expression = e:ConditionalOrExpression_item() **<1,> ("||" _) {?
             not_empty_fold(e.into_iter(), |a, b| Expression::Or(Box::new(a), Box::new(b)))
         }
         rule ConditionalOrExpression_item() -> Expression = e:ConditionalAndExpression() _ { e }
 
-        //[112]
         rule ConditionalAndExpression() -> Expression = e:ConditionalAndExpression_item() **<1,> ("&&" _) {?
             not_empty_fold(e.into_iter(), |a, b| Expression::And(Box::new(a), Box::new(b)))
         }
         rule ConditionalAndExpression_item() -> Expression = e:ValueLogical() _ { e }
 
-        //[113]
         rule ValueLogical() -> Expression = RelationalExpression()
 
-        //[114]
         rule RelationalExpression() -> Expression = a:NumericExpression() _ o: RelationalExpression_inner()? { match o {
             Some(("=", Some(b), None)) => Expression::Equal(Box::new(a), Box::new(b)),
             Some(("!=", Some(b), None)) => Expression::Not(Box::new(Expression::Equal(Box::new(a), Box::new(b)))),
@@ -1987,10 +1875,8 @@ parser! {
             i("IN") _ l:ExpressionList() { ("IN", None, Some(l)) } /
             i("NOT") _ i("IN") _ l:ExpressionList() { ("NOT IN", None, Some(l)) }
 
-        //[115]
         rule NumericExpression() -> Expression = AdditiveExpression()
 
-        //[116]
         rule AdditiveExpression() -> Expression = a:MultiplicativeExpression() _ o:AdditiveExpression_inner()? { match o {
             Some(("+", b)) => Expression::Add(Box::new(a), Box::new(b)),
             Some(("-", b)) => Expression::Subtract(Box::new(a), Box::new(b)),
@@ -2001,7 +1887,6 @@ parser! {
             (s, e)
         }
 
-        //[117]
         rule MultiplicativeExpression() -> Expression = a:UnaryExpression() _ o: MultiplicativeExpression_inner()? { match o {
             Some(("*", b)) => Expression::Multiply(Box::new(a), Box::new(b)),
             Some(("/", b)) => Expression::Divide(Box::new(a), Box::new(b)),
@@ -2012,7 +1897,6 @@ parser! {
             (s, e)
         }
 
-        //[118]
         rule UnaryExpression() -> Expression = s: $("!" / "+" / "-")? _ e:PrimaryExpression() { match s {
             Some("!") => Expression::Not(Box::new(e)),
             Some("+") => Expression::UnaryPlus(Box::new(e)),
@@ -2021,7 +1905,6 @@ parser! {
             None => e,
         } }
 
-        //[119]
         rule PrimaryExpression() -> Expression =
             BrackettedExpression()  /
             ExprEmbTP() /
@@ -2032,10 +1915,8 @@ parser! {
             l:BooleanLiteral() { l.into() } /
             BuiltInCall()
 
-        //[120]
         rule BrackettedExpression() -> Expression = "(" _ e:Expression() _ ")" { e }
 
-        //[121]
         rule BuiltInCall() -> Expression =
             a:Aggregate() {? state.new_aggregation(a).map(Into::into) } /
             i("STR") _ "(" _ e:Expression() _ ")" { Expression::FunctionCall(Function::Str, vec![e]) } /
@@ -2116,7 +1997,6 @@ parser! {
                 #[cfg(not(feature = "sep-0002"))]{Err("The ADJUST function is only available in SPARQL 1.2 SEP 0002")}
             }
 
-        //[122]
         rule RegexExpression() -> Expression =
             i("REGEX") _ "(" _ a:Expression() _ "," _ b:Expression() _ "," _ c:Expression() _ ")" { Expression::FunctionCall(Function::Regex, vec![a, b, c]) } /
             i("REGEX") _ "(" _ a:Expression() _ "," _ b:Expression() _ ")" { Expression::FunctionCall(Function::Regex, vec![a, b]) }
@@ -2127,18 +2007,14 @@ parser! {
             i("SUBSTR") _ "(" _ a:Expression() _ "," _ b:Expression() _ ")" { Expression::FunctionCall(Function::SubStr, vec![a, b]) }
 
 
-        //[124]
         rule StrReplaceExpression() -> Expression =
             i("REPLACE") _ "(" _ a:Expression() _ "," _ b:Expression() _ "," _ c:Expression() _ "," _ d:Expression() _ ")" { Expression::FunctionCall(Function::Replace, vec![a, b, c, d]) } /
             i("REPLACE") _ "(" _ a:Expression() _ "," _ b:Expression() _ "," _ c:Expression() _ ")" { Expression::FunctionCall(Function::Replace, vec![a, b, c]) }
 
-        //[125]
         rule ExistsFunc() -> Expression = i("EXISTS") _ p:GroupGraphPattern() { Expression::Exists(Box::new(p)) }
 
-        //[126]
         rule NotExistsFunc() -> Expression = i("NOT") _ i("EXISTS") _ p:GroupGraphPattern() { Expression::Not(Box::new(Expression::Exists(Box::new(p)))) }
 
-        //[127]
         rule Aggregate() -> AggregateExpression =
             i("COUNT") _ "(" _ i("DISTINCT") _ "*" _ ")" { AggregateExpression::Count { expr: None, distinct: true } } /
             i("COUNT") _ "(" _ i("DISTINCT") _ e:Expression() _ ")" { AggregateExpression::Count { expr: Some(Box::new(e)), distinct: true } } /
@@ -2161,7 +2037,6 @@ parser! {
             name:iri() _ "(" _ i("DISTINCT") _ e:Expression() _ ")" { AggregateExpression::Custom { name, expr: Box::new(e), distinct: true } } /
             name:iri() _ "(" _ e:Expression() _ ")" { AggregateExpression::Custom { name, expr: Box::new(e), distinct: false } }
 
-        //[128]
         rule iriOrFunction() -> Expression = i: iri() _ a: ArgList()? {
             match a {
                 Some(a) => Expression::FunctionCall(Function::Custom(i), a),
@@ -2169,48 +2044,39 @@ parser! {
             }
         }
 
-        //[129]
         rule RDFLiteral() -> Literal =
             value:String() _ "^^" _ datatype:iri() { Literal::new_typed_literal(value, datatype) } /
             value:String() _ language:LANGTAG() { Literal::new_language_tagged_literal_unchecked(value, language.into_inner()) } /
             value:String() { Literal::new_simple_literal(value) }
 
-        //[130]
         rule NumericLiteral() -> Literal  = NumericLiteralUnsigned() / NumericLiteralPositive() / NumericLiteralNegative()
 
-        //[131]
         rule NumericLiteralUnsigned() -> Literal =
             d:$(DOUBLE()) { Literal::new_typed_literal(d, xsd::DOUBLE) } /
             d:$(DECIMAL()) { Literal::new_typed_literal(d, xsd::DECIMAL) } /
             i:$(INTEGER()) { Literal::new_typed_literal(i, xsd::INTEGER) }
 
-        //[132]
         rule NumericLiteralPositive() -> Literal =
             d:$(DOUBLE_POSITIVE()) { Literal::new_typed_literal(d, xsd::DOUBLE) } /
             d:$(DECIMAL_POSITIVE()) { Literal::new_typed_literal(d, xsd::DECIMAL) } /
             i:$(INTEGER_POSITIVE()) { Literal::new_typed_literal(i, xsd::INTEGER) }
 
 
-        //[133]
         rule NumericLiteralNegative() -> Literal =
             d:$(DOUBLE_NEGATIVE()) { Literal::new_typed_literal(d, xsd::DOUBLE) } /
             d:$(DECIMAL_NEGATIVE()) { Literal::new_typed_literal(d, xsd::DECIMAL) } /
             i:$(INTEGER_NEGATIVE()) { Literal::new_typed_literal(i, xsd::INTEGER) }
 
-        //[134]
         rule BooleanLiteral() -> Literal =
             "true" { Literal::new_typed_literal("true", xsd::BOOLEAN) } /
             "false" { Literal::new_typed_literal("false", xsd::BOOLEAN) }
 
-        //[135]
         rule String() -> String = STRING_LITERAL_LONG1() / STRING_LITERAL_LONG2() / STRING_LITERAL1() / STRING_LITERAL2()
 
-        //[136]
         rule iri() -> NamedNode = i:(IRIREF() / PrefixedName()) {
             NamedNode::new_unchecked(i.into_inner())
         }
 
-        //[137]
         rule PrefixedName() -> Iri<String> = PNAME_LN() /
             ns:PNAME_NS() {? if let Some(iri) = state.namespaces.get(ns).cloned() {
                 Iri::parse(iri).map_err(|_| "IRI parsing failed")
@@ -2218,7 +2084,6 @@ parser! {
                 Err("Prefix not found")
             } }
 
-        //[138]
         rule BlankNode() -> BlankNode = id:BLANK_NODE_LABEL() {?
             let node = BlankNode::new_unchecked(id);
             if state.used_bnodes.contains(&node) {
@@ -2229,17 +2094,14 @@ parser! {
             }
         } / ANON() { BlankNode::default() }
 
-        //[139]
         rule IRIREF() -> Iri<String> = "<" i:$((!['>'] [_])*) ">" {?
             state.parse_iri(i).map_err(|_| "IRI parsing failed")
         }
 
-        //[140]
         rule PNAME_NS() -> &'input str = ns:$(PN_PREFIX()?) ":" {
             ns
         }
 
-        //[141]
         rule PNAME_LN() -> Iri<String> = ns:PNAME_NS() local:$(PN_LOCAL()) {?
             if let Some(base) = state.namespaces.get(ns) {
                 let mut iri = base.clone();
@@ -2250,127 +2112,93 @@ parser! {
             }
         }
 
-        //[142]
         rule BLANK_NODE_LABEL() -> &'input str = "_:" b:$((['0'..='9'] / PN_CHARS_U()) PN_CHARS()* ("."+ PN_CHARS()+)*) {
             b
         }
 
-        //[143]
         rule VAR1() -> &'input str = "?" v:$(VARNAME()) { v }
 
-        //[144]
         rule VAR2() -> &'input str = "$" v:$(VARNAME()) { v }
 
-        //[145]
         rule LANGTAG() -> LanguageTag<String> = "@" l:$(['a' ..= 'z' | 'A' ..= 'Z']+ ("-" ['a' ..= 'z' | 'A' ..= 'Z' | '0' ..= '9']+)*) {?
             LanguageTag::parse(l.to_ascii_lowercase()).map_err(|_| "language tag parsing failed")
         }
 
-        //[146]
         rule INTEGER() = ['0'..='9']+
 
-        //[147]
         rule DECIMAL() = ['0'..='9']+ "." ['0'..='9']* / ['0'..='9']* "." ['0'..='9']+
 
-        //[148]
         rule DOUBLE() = (['0'..='9']+ "." ['0'..='9']* / "." ['0'..='9']+ / ['0'..='9']+) EXPONENT()
 
-        //[149]
         rule INTEGER_POSITIVE() = "+" _ INTEGER()
 
-        //[150]
         rule DECIMAL_POSITIVE() = "+" _ DECIMAL()
 
-        //[151]
         rule DOUBLE_POSITIVE() = "+" _ DOUBLE()
 
-        //[152]
         rule INTEGER_NEGATIVE() = "-" _ INTEGER()
 
-        //[153]
         rule DECIMAL_NEGATIVE() = "-" _ DECIMAL()
 
-        //[154]
         rule DOUBLE_NEGATIVE() = "-" _ DOUBLE()
 
-        //[155]
         rule EXPONENT() = ['e' | 'E'] ['+' | '-']? ['0'..='9']+
 
-        //[156]
         rule STRING_LITERAL1() -> String = "'" l:$((STRING_LITERAL1_simple_char() / ECHAR())*) "'" {
             unescape_echars(l).to_string()
         }
         rule STRING_LITERAL1_simple_char() = !['\u{27}' | '\u{5C}' | '\u{A}' | '\u{D}'] [_]
 
 
-        //[157]
         rule STRING_LITERAL2() -> String = "\"" l:$((STRING_LITERAL2_simple_char() / ECHAR())*) "\"" {
             unescape_echars(l).to_string()
         }
         rule STRING_LITERAL2_simple_char() = !['\u{22}' | '\u{5C}' | '\u{A}' | '\u{D}'] [_]
 
-        //[158]
         rule STRING_LITERAL_LONG1() -> String = "'''" l:$(STRING_LITERAL_LONG1_inner()*) "'''" {
             unescape_echars(l).to_string()
         }
         rule STRING_LITERAL_LONG1_inner() = ("''" / "'")? (STRING_LITERAL_LONG1_simple_char() / ECHAR())
         rule STRING_LITERAL_LONG1_simple_char() = !['\'' | '\\'] [_]
 
-        //[159]
         rule STRING_LITERAL_LONG2() -> String = "\"\"\"" l:$(STRING_LITERAL_LONG2_inner()*) "\"\"\"" {
             unescape_echars(l).to_string()
         }
         rule STRING_LITERAL_LONG2_inner() = ("\"\"" / "\"")? (STRING_LITERAL_LONG2_simple_char() / ECHAR())
         rule STRING_LITERAL_LONG2_simple_char() = !['"' | '\\'] [_]
 
-        //[160]
         rule ECHAR() = "\\" ['t' | 'b' | 'n' | 'r' | 'f' | '"' |'\'' | '\\']
 
-        //[161]
         rule NIL() = "(" WS()* ")"
 
-        //[162]
         rule WS() = quiet! { ['\u{20}' | '\u{9}' | '\u{D}' | '\u{A}'] }
 
-        //[163]
         rule ANON() = "[" WS()* "]"
 
-        //[164]
         rule PN_CHARS_BASE() = ['A' ..= 'Z' | 'a' ..= 'z' | '\u{00C0}' ..='\u{00D6}' | '\u{00D8}'..='\u{00F6}' | '\u{00F8}'..='\u{02FF}' | '\u{0370}'..='\u{037D}' | '\u{037F}'..='\u{1FFF}' | '\u{200C}'..='\u{200D}' | '\u{2070}'..='\u{218F}' | '\u{2C00}'..='\u{2FEF}' | '\u{3001}'..='\u{D7FF}' | '\u{F900}'..='\u{FDCF}' | '\u{FDF0}'..='\u{FFFD}']
 
-        //[165]
         rule PN_CHARS_U() = ['_'] / PN_CHARS_BASE()
 
-        //[166]
         rule VARNAME() = (['0'..='9'] / PN_CHARS_U()) (['0' ..= '9' | '\u{00B7}' | '\u{0300}'..='\u{036F}' | '\u{203F}'..='\u{2040}'] / PN_CHARS_U())*
 
-        //[167]
         rule PN_CHARS() = ['-' | '0' ..= '9' | '\u{00B7}' | '\u{0300}'..='\u{036F}' | '\u{203F}'..='\u{2040}'] / PN_CHARS_U()
 
-        //[168]
         rule PN_PREFIX() = PN_CHARS_BASE() PN_CHARS()* ("."+ PN_CHARS()+)*
 
-        //[169]
         rule PN_LOCAL() = (PN_CHARS_U() / [':' | '0'..='9'] / PLX()) (PN_CHARS() / [':'] / PLX())* (['.']+ (PN_CHARS() / [':'] / PLX())+)?
 
-        //[170]
         rule PLX() = PERCENT() / PN_LOCAL_ESC()
 
-        //[171]
         rule PERCENT() = ['%'] HEX() HEX()
 
-        //[172]
         rule HEX() = ['0' ..= '9' | 'A' ..= 'F' | 'a' ..= 'f']
 
-        //[173]
         rule PN_LOCAL_ESC() = ['\\'] ['_' | '~' | '.' | '-' | '!' | '$' | '&' | '\'' | '(' | ')' | '*' | '+' | ',' | ';' | '=' | '/' | '?' | '#' | '@' | '%'] //TODO: added '/' to make tests pass but is it valid?
 
-        //[174]
         rule EmbTP() -> TriplePattern = "<<" _ s:EmbSubjectOrObject() _ p:Verb() _ o:EmbSubjectOrObject() _ ">>" {
             TriplePattern { subject: s, predicate: p, object: o }
         }
 
-        //[175]
         rule EmbTriple() -> GroundTriple = "<<" _ s:DataValueTerm() _ p:EmbTriple_p() _ o:DataValueTerm() _ ">>" {?
             Ok(GroundTriple {
                 subject: s.try_into().map_err(|_| "Literals are not allowed in subject position of nested patterns")?,
@@ -2380,7 +2208,6 @@ parser! {
         }
         rule EmbTriple_p() -> NamedNode = i: iri() { i } / "a" { rdf::TYPE.into() }
 
-        //[176]
         rule EmbSubjectOrObject() -> TermPattern =
             t:EmbTP() {?
                 #[cfg(feature = "rdf-star")]{Ok(t.into())}
@@ -2393,7 +2220,6 @@ parser! {
             l:NumericLiteral() { l.into() } /
             l:BooleanLiteral() { l.into() }
 
-        //[177]
         rule DataValueTerm() -> GroundTerm = i:iri() { i.into() } /
             l:RDFLiteral() { l.into() } /
             l:NumericLiteral() { l.into() } /
@@ -2403,7 +2229,6 @@ parser! {
                 #[cfg(not(feature = "rdf-star"))]{Err("Embedded triples are only available in SPARQL-star")}
             }
 
-        //[178]
         rule VarOrTermOrEmbTP() -> TermPattern =
             t:EmbTP() {?
                 #[cfg(feature = "rdf-star")]{Ok(t.into())}
@@ -2412,19 +2237,15 @@ parser! {
             v:Var() { v.into() } /
             t:GraphTerm() { t.into() }
 
-        //[179]
         rule AnnotationPattern() -> FocusedTriplePattern<Vec<(NamedNodePattern,Vec<AnnotatedTerm>)>> = "{|" _ a:PropertyListNotEmpty() _ "|}" { a }
 
-        //[180]
         rule AnnotationPatternPath() -> FocusedTripleOrPathPattern<Vec<(VariableOrPropertyPath,Vec<AnnotatedTermPath>)>> = "{|" _ a: PropertyListPathNotEmpty() _ "|}" { a }
 
-        //[181]
         rule ExprEmbTP() -> Expression = "<<" _ s:ExprVarOrTerm() _ p:Verb() _ o:ExprVarOrTerm() _ ">>" {?
             #[cfg(feature = "rdf-star")]{Ok(Expression::FunctionCall(Function::Triple, vec![s, p.into(), o]))}
             #[cfg(not(feature = "rdf-star"))]{Err("Embedded triples are only available in SPARQL-star")}
         }
 
-        //[182]
         rule ExprVarOrTerm() -> Expression =
             ExprEmbTP() /
             i:iri() { i.into() } /