Method VisitQueryNoWith

query/sql/sql_parser.go:343–402

VisitQueryNoWith visits the node

(ctx *antlrgen.QueryNoWithContext)

// VisitQueryNoWith visits the node
func (v *ASTBuilder) VisitQueryNoWith(ctx *antlrgen.QueryNoWithContext) interface{} {
	v.Logger.Debugf("VisitQueryNoWith: %s", ctx.GetText())

	location := v.getLocation(ctx)
	level, levelWith, levelQuery := v.getCtxLevels(v.SQL2AqlCtx)

	// handle queryTerm
	v.setCtxLevels(v.SQL2AqlCtx, level, levelWith, levelQuery)
	term := v.Visit(ctx.QueryTerm())

	// handle ORDER BY
	v.setCtxLevels(v.SQL2AqlCtx, level, levelWith, levelQuery)
	v.SQL2AqlCtx.exprOrigin = ExprOriginOthers
	var orderBy = v.getOrderBy(ctx)

	limit := 0
	limitNode := ctx.GetLimit()
	if limitParsed, err := strconv.Atoi(v.GetTextIfPresent(limitNode)); limitNode != nil && err != nil {
		limitLoc := v.getLocation(limitNode)
		v.Logger.Panicf("failed to parse limit %s at (line:%d, col:%d)", limitNode.GetText(), limitLoc.Line, limitLoc.CharPosition)
	} else {
		limit = limitParsed
	}

	var query *tree.Query
	if qSpec, ok := term.(*tree.QuerySpecification); ok {
		qSpecNew := tree.NewQuerySpecification(v.getLocation(ctx),
			qSpec.Select, qSpec.From, qSpec.Where, qSpec.GroupBy, qSpec.Having, orderBy, v.GetTextIfPresent(ctx.GetLimit()))
		qSpecNew.SetValue(fmt.Sprintf("QuerySpecification: (%s)", v.getText(ctx.QueryTerm())))

		v.SQL2AqlCtx.MapLimit[v.SQL2AqlCtx.mapKey] = limit
		query = tree.NewQuery(v.getLocation(ctx),
			nil,
			qSpecNew,
			nil,
			"")
	} else if qBody, ok := term.(*tree.QueryBody); ok {
		query = tree.NewQuery(v.getLocation(ctx),
			nil,
			qBody,
			orderBy,
			v.GetTextIfPresent(ctx.GetLimit()))
		if ctx.GetLimit() != nil {
			if levelQuery == 0 {
				v.setCtxLevels(v.SQL2AqlCtx, level, levelWith, levelQuery)
				v.SQL2AqlCtx.MapLimit[v.SQL2AqlCtx.mapKey] = limit
			} else {
				panic(fmt.Errorf("limit on query level %d > 0 not supported at (line:%d, col:%d)",
					levelQuery, location.Line, location.CharPosition))
			}
		}

	} else {
		panic(fmt.Errorf("invalid query term: %v at (line:%d, col:%d)", term, location.Line, location.CharPosition))
	}
	query.SetValue(fmt.Sprintf("Query: (%s)", v.getText(ctx.BaseParserRuleContext)))

	v.setCtxLevels(v.SQL2AqlCtx, level-1, levelWith, levelQuery)