Manages the state of a YamlDocument while it is loading.
コード例 #1
0
ファイル: YamlDocument.cs プロジェクト: Cyberbanan/Projeny
		/// <summary>
		/// Initializes a new instance of the <see cref="YamlDocument"/> class.
		/// </summary>
		/// <param name="events">The events.</param>
		internal YamlDocument(EventReader events)
		{
			DocumentLoadingState state = new DocumentLoadingState();

			events.Expect<DocumentStart>();

			while (!events.Accept<DocumentEnd>())
			{
				Debug.Assert(RootNode == null);
				RootNode = YamlNode.ParseNode(events, state);

				if (RootNode is YamlAliasNode)
				{
					throw new YamlException();
				}
			}

			state.ResolveAliases();

#if DEBUG
			foreach (var node in AllNodes)
			{
				if (node is YamlAliasNode)
				{
					throw new InvalidOperationException("Error in alias resolution.");
				}
			}
#endif

			events.Expect<DocumentEnd>();
		}
コード例 #2
0
        /// <summary>
        /// Initializes a new instance of the <see cref="YamlSequenceNode"/> class.
        /// </summary>
        /// <param name="events">The events.</param>
        /// <param name="state">The state.</param>
        internal YamlSequenceNode(EventReader events, DocumentLoadingState state)
        {
            SequenceStart sequence = events.Expect <SequenceStart>();

            Load(sequence, state);

            bool hasUnresolvedAliases = false;

            while (!events.Accept <SequenceEnd>())
            {
                YamlNode child = ParseNode(events, state);
                children.Add(child);
                hasUnresolvedAliases |= child is YamlAliasNode;
            }

            if (hasUnresolvedAliases)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
#if DEBUG
            else
            {
                foreach (var child in children)
                {
                    if (child is YamlAliasNode)
                    {
                        throw new InvalidOperationException("Error in alias resolution.");
                    }
                }
            }
#endif

            events.Expect <SequenceEnd>();
        }
コード例 #3
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        private void Load(IParser parser, DocumentLoadingState state)
        {
            var sequence = parser.Expect <SequenceStart>();

            Load(sequence, state);
            Style = sequence.Style;

            bool hasUnresolvedAliases = false;

            while (!parser.Accept <SequenceEnd>())
            {
                var child = ParseNode(parser, state);
                children.Add(child);
                hasUnresolvedAliases |= child is YamlAliasNode;
            }

            if (hasUnresolvedAliases)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
#if DEBUG
            else
            {
                foreach (var child in children)
                {
                    if (child is YamlAliasNode)
                    {
                        throw new InvalidOperationException("Error in alias resolution.");
                    }
                }
            }
#endif

            parser.Expect <SequenceEnd>();
        }
コード例 #4
0
ファイル: YamlNode.cs プロジェクト: battewr/YamlDotNet
        /// <summary>
        /// Parses the node represented by the next event in <paramref name="events" />.
        /// </summary>
        /// <param name="events">The events.</param>
        /// <param name="state">The state.</param>
        /// <returns>Returns the node that has been parsed.</returns>
        static internal YamlNode ParseNode(EventReader events, DocumentLoadingState state, bool allowOverrideKeys)
        {
            if (events.Accept <Scalar>())
            {
                return(new YamlScalarNode(events, state));
            }

            if (events.Accept <SequenceStart>())
            {
                return(new YamlSequenceNode(events, state, allowOverrideKeys));
            }

            if (events.Accept <MappingStart>())
            {
                return(new YamlMappingNode(events, state, allowOverrideKeys));
            }

            if (events.Accept <AnchorAlias>())
            {
                AnchorAlias alias = events.Expect <AnchorAlias>();
                return(state.GetNode(alias.Value, false, alias.Start, alias.End) ?? new YamlAliasNode(alias.Value));
            }

            throw new ArgumentException("The current event is of an unsupported type.", "events");
        }
コード例 #5
0
        /// <summary>
        /// Parses the node represented by the next event in <paramref name="parser" />.
        /// </summary>
        /// <returns>Returns the node that has been parsed.</returns>
        static internal YamlNode ParseNode(IParser parser, DocumentLoadingState state)
        {
            if (parser.Accept <Scalar>())
            {
                return(new YamlScalarNode(parser, state));
            }

            if (parser.Accept <SequenceStart>())
            {
                return(new YamlSequenceNode(parser, state));
            }

            if (parser.Accept <MappingStart>())
            {
                return(new YamlMappingNode(parser, state));
            }

            if (parser.Accept <AnchorAlias>())
            {
                var alias = parser.Expect <AnchorAlias>();
                return(state.GetNode(alias.Value, false, alias.Start, alias.End) ?? new YamlAliasNode(alias.Value));
            }

            throw new ArgumentException("The current event is of an unsupported type.", "events");
        }
コード例 #6
0
 /// <summary>
 /// Initializes a new instance of the <see cref="YamlScalarNode"/> class.
 /// </summary>
 /// <param name="events">The events.</param>
 /// <param name="state">The state.</param>
 internal YamlScalarNode(EventReader events, DocumentLoadingState state)
 {
     Scalar scalar = events.Expect<Scalar>();
     Load(scalar, state);
     Value = scalar.Value;
     Style = scalar.Style;
 }
コード例 #7
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        private void Load(IParser parser, DocumentLoadingState state)
        {
            var mapping = parser.Consume <MappingStart>();

            Load(mapping, state);
            Style = mapping.Style;

            bool hasUnresolvedAliases = false;

            while (!parser.TryConsume <MappingEnd>(out var _))
            {
                var key   = ParseNode(parser, state);
                var value = ParseNode(parser, state);

                try
                {
                    children.Add(key, value);
                }
                catch (ArgumentException err)
                {
                    throw new YamlException(key.Start, key.End, "Duplicate key", err);
                }

                hasUnresolvedAliases |= key is YamlAliasNode || value is YamlAliasNode;
            }

            if (hasUnresolvedAliases)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
        }
コード例 #8
0
ファイル: YamlNode.cs プロジェクト: Cyberbanan/Projeny
		/// <summary>
		/// Parses the node represented by the next event in <paramref name="events" />.
		/// </summary>
		/// <param name="events">The events.</param>
		/// <param name="state">The state.</param>
		/// <returns>Returns the node that has been parsed.</returns>
		static internal YamlNode ParseNode(EventReader events, DocumentLoadingState state)
		{
			if (events.Accept<Scalar>())
			{
				return new YamlScalarNode(events, state);
			}

			if (events.Accept<SequenceStart>())
			{
				return new YamlSequenceNode(events, state);
			}

			if (events.Accept<MappingStart>())
			{
				return new YamlMappingNode(events, state);
			}

			if (events.Accept<AnchorAlias>())
			{
				AnchorAlias alias = events.Expect<AnchorAlias>();
				return state.GetNode(alias.Value, false, alias.Start, alias.End) ?? new YamlAliasNode(alias.Value);
			}

			throw new ArgumentException("The current event is of an unsupported type.", "events");
		}
コード例 #9
0
        private void Load(IParser parser, DocumentLoadingState state)
        {
            MappingStart mappingStart = parser.Expect <MappingStart>();

            Load(mappingStart, state);
            Style = mappingStart.Style;
            bool flag = false;

            while (!parser.Accept <MappingEnd>())
            {
                YamlNode yamlNode  = YamlNode.ParseNode(parser, state);
                YamlNode yamlNode2 = YamlNode.ParseNode(parser, state);
                try
                {
                    children.Add(yamlNode, yamlNode2);
                }
                catch (ArgumentException innerException)
                {
                    throw new YamlException(yamlNode.Start, yamlNode.End, "Duplicate key", innerException);
                }
                flag |= (yamlNode is YamlAliasNode || yamlNode2 is YamlAliasNode);
            }
            if (flag)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
            parser.Expect <MappingEnd>();
        }
コード例 #10
0
        internal YamlMappingNode(EventReader events, DocumentLoadingState state)
        {
            this.children = new Dictionary <YamlNode, YamlNode>();
            MappingStart yamlEvent = events.Expect <MappingStart>();

            base.Load(yamlEvent, state);
            bool flag = false;

            while (!events.Accept <MappingEnd>())
            {
                YamlNode key   = ParseNode(events, state);
                YamlNode node2 = ParseNode(events, state);
                try
                {
                    this.children.Add(key, node2);
                }
                catch (ArgumentException exception)
                {
                    throw new YamlException(key.Start, key.End, "Duplicate key", exception);
                }
                flag |= (key is YamlAliasNode) || (node2 is YamlAliasNode);
            }
            if (flag)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
            events.Expect <MappingEnd>();
        }
コード例 #11
0
ファイル: YamlDocument.cs プロジェクト: tgillbe/YamlDotNet
        /// <summary>
        /// Initializes a new instance of the <see cref="YamlDocument"/> class.
        /// </summary>
#pragma warning disable CS8618 // Non-nullable field is uninitialized. There is a guard that throws an exception if this happens (upstream bug: https://github.com/dotnet/roslyn/issues/44046).
        internal YamlDocument(IParser parser)
#pragma warning restore CS8618 // Non-nullable field is uninitialized.
        {
            var state = new DocumentLoadingState();

            parser.Consume <DocumentStart>();

            while (!parser.TryConsume <DocumentEnd>(out var _))
            {
                Debug.Assert(RootNode == null);
                RootNode = YamlNode.ParseNode(parser, state);

                if (RootNode is YamlAliasNode)
                {
                    throw new YamlException("A document cannot contain only an alias");
                }
            }

            state.ResolveAliases();

            if (RootNode == null)
            {
                // This should not happen unless the parser has a bug
                throw new ArgumentException("Atempted to parse an empty document");
            }
        }
コード例 #12
0
        /// <summary>
        /// Initializes a new instance of the <see cref="YamlDocument"/> class.
        /// </summary>
        /// <param name="events">The events.</param>
        internal YamlDocument(EventReader events)
        {
            DocumentLoadingState state = new DocumentLoadingState();

            events.Expect <DocumentStart>();

            while (!events.Accept <DocumentEnd>())
            {
                Debug.Assert(RootNode == null);
                RootNode = YamlNode.ParseNode(events, state);

                if (RootNode is YamlAliasNode)
                {
                    throw new YamlException();
                }
            }

            state.ResolveAliases();

#if DEBUG
            foreach (var node in AllNodes)
            {
                if (node is YamlAliasNode)
                {
                    throw new InvalidOperationException("Error in alias resolution.");
                }
            }
#endif

            events.Expect <DocumentEnd>();
        }
コード例 #13
0
        private void Load(EventReader events, DocumentLoadingState state)
        {
            Scalar scalar = events.Expect <Scalar>();

            base.Load(scalar, state);
            Value = scalar.Value;
            Style = scalar.Style;
        }
コード例 #14
0
        /// <summary>
        /// Initializes a new instance of the <see cref="YamlScalarNode"/> class.
        /// </summary>
        /// <param name="events">The events.</param>
        /// <param name="state">The state.</param>
        internal YamlScalarNode(EventReader events, DocumentLoadingState state)
        {
            Scalar scalar = events.Expect <Scalar>();

            Load(scalar, state);
            Value = scalar.Value;
            Style = scalar.Style;
        }
コード例 #15
0
        internal YamlScalarNode(EventReader events, DocumentLoadingState state)
        {
            Scalar yamlEvent = events.Expect <Scalar>();

            base.Load(yamlEvent, state);
            this.Value = yamlEvent.Value;
            this.Style = yamlEvent.Style;
        }
コード例 #16
0
ファイル: YamlScalarNode.cs プロジェクト: yus1977/YamlDotNet
        private void Load(IParser parser, DocumentLoadingState state)
        {
            var scalar = parser.Consume <Scalar>();

            Load(scalar, state);
            Value = scalar.Value;
            Style = scalar.Style;
        }
コード例 #17
0
 /// <summary>
 /// Resolves the aliases that could not be resolved when the node was created.
 /// </summary>
 /// <param name="state">The state of the document.</param>
 internal override void ResolveAliases(DocumentLoadingState state)
 {
     for (int i = 0; i < children.Count; ++i)
     {
         if (children[i] is YamlAliasNode)
         {
             children[i] = state.GetNode(children[i].Anchor, true, children[i].Start, children[i].End);
         }
     }
 }
コード例 #18
0
 internal override void ResolveAliases(DocumentLoadingState state)
 {
     for (int i = 0; i < this.children.Count; i++)
     {
         if (this.children[i] is YamlAliasNode)
         {
             this.children[i] = state.GetNode(this.children[i].Anchor, true, this.children[i].Start, this.children[i].End);
         }
     }
 }
コード例 #19
0
        /// <summary>
        /// Initializes a new instance of the <see cref="YamlMappingNode"/> class.
        /// </summary>
        /// <param name="events">The events.</param>
        /// <param name="state">The state.</param>
        internal YamlMappingNode(EventReader events, DocumentLoadingState state, bool overrideKeys)
        {
            MappingStart mapping = events.Expect <MappingStart>();

            Load(mapping, state);

            bool hasUnresolvedAliases = false;

            while (!events.Accept <MappingEnd>())
            {
                YamlNode key   = ParseNode(events, state, overrideKeys);
                YamlNode value = ParseNode(events, state, overrideKeys);

                try
                {
                    if (children.ContainsKey(key) && overrideKeys)
                    {
                        children[key] = value;
                    }
                    else
                    {
                        children.Add(key, value);
                    }
                }
                catch (ArgumentException err)
                {
                    throw new YamlException(key.Start, key.End, "Duplicate key", err);
                }

                hasUnresolvedAliases |= key is YamlAliasNode || value is YamlAliasNode;
            }

            if (hasUnresolvedAliases)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
#if DEBUG
            else
            {
                foreach (var child in children)
                {
                    if (child.Key is YamlAliasNode)
                    {
                        throw new InvalidOperationException("Error in alias resolution.");
                    }
                    if (child.Value is YamlAliasNode)
                    {
                        throw new InvalidOperationException("Error in alias resolution.");
                    }
                }
            }
#endif

            events.Expect <MappingEnd>();
        }
コード例 #20
0
ファイル: YamlNode.cs プロジェクト: Cyberbanan/Projeny
		/// <summary>
		/// Loads the specified event.
		/// </summary>
		/// <param name="yamlEvent">The event.</param>
		/// <param name="state">The state of the document.</param>
		internal void Load(NodeEvent yamlEvent, DocumentLoadingState state)
		{
			Tag = yamlEvent.Tag;
			if (yamlEvent.Anchor != null)
			{
				Anchor = yamlEvent.Anchor;
				state.AddAnchor(this);
			}
			Start = yamlEvent.Start;
			End = yamlEvent.End;
		}
コード例 #21
0
 /// <summary>
 /// Loads the specified event.
 /// </summary>
 /// <param name="yamlEvent">The event.</param>
 /// <param name="state">The state of the document.</param>
 internal void Load(NodeEvent yamlEvent, DocumentLoadingState state)
 {
     Tag = yamlEvent.Tag;
     if (yamlEvent.Anchor != null)
     {
         Anchor = yamlEvent.Anchor;
         state.AddAnchor(this);
     }
     Start = yamlEvent.Start;
     End   = yamlEvent.End;
 }
コード例 #22
0
        private void Load(IParser parser, DocumentLoadingState state)
        {
            var mapping = parser.Expect <MappingStart>();

            Load(mapping, state);
            Style = mapping.Style;

            bool hasUnresolvedAliases = false;

            while (!parser.Accept <MappingEnd>())
            {
                var key   = ParseNode(parser, state);
                var value = ParseNode(parser, state);

                try
                {
                    children.Add(key, value);
                }
                catch (ArgumentException err)
                {
                    throw new YamlException(key.Start, key.End, "Duplicate key", err);
                }

                hasUnresolvedAliases |= key is YamlAliasNode || value is YamlAliasNode;
            }

            if (hasUnresolvedAliases)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
#if DEBUG
            else
            {
                foreach (var child in children)
                {
                    if (child.Key is YamlAliasNode)
                    {
                        throw new InvalidOperationException("Error in alias resolution.");
                    }
                    if (child.Value is YamlAliasNode)
                    {
                        throw new InvalidOperationException("Error in alias resolution.");
                    }
                }
            }
#endif

            parser.Expect <MappingEnd>();
        }
コード例 #23
0
        internal YamlDocument(EventReader events)
        {
            DocumentLoadingState state = new DocumentLoadingState();

            events.Expect <DocumentStart>();
            while (!events.Accept <DocumentEnd>())
            {
                this.RootNode = YamlNode.ParseNode(events, state);
                if (this.RootNode is YamlAliasNode)
                {
                    throw new YamlException();
                }
            }
            state.ResolveAliases();
            events.Expect <DocumentEnd>();
        }
コード例 #24
0
        internal YamlDocument(IParser parser)
        {
            DocumentLoadingState documentLoadingState = new DocumentLoadingState();

            parser.Expect <DocumentStart>();
            while (!parser.Accept <DocumentEnd>())
            {
                Debug.Assert(RootNode == null);
                RootNode = YamlNode.ParseNode(parser, documentLoadingState);
                if (RootNode is YamlAliasNode)
                {
                    throw new YamlException();
                }
            }
            documentLoadingState.ResolveAliases();
            parser.Expect <DocumentEnd>();
        }
コード例 #25
0
        /// <summary>
        /// Resolves the aliases that could not be resolved when the node was created.
        /// </summary>
        /// <param name="state">The state of the document.</param>
        internal override void ResolveAliases(DocumentLoadingState state)
        {
            Dictionary <YamlNode, YamlNode>?keysToUpdate   = null;
            Dictionary <YamlNode, YamlNode>?valuesToUpdate = null;

            foreach (var entry in children)
            {
                if (entry.Key is YamlAliasNode)
                {
                    if (keysToUpdate == null)
                    {
                        keysToUpdate = new Dictionary <YamlNode, YamlNode>();
                    }
                    // TODO: The representation model should be redesigned, because here the anchor could be null but that would be invalid YAML
                    keysToUpdate.Add(entry.Key, state.GetNode(entry.Key.Anchor !, entry.Key.Start, entry.Key.End));
                }
                if (entry.Value is YamlAliasNode)
                {
                    if (valuesToUpdate == null)
                    {
                        valuesToUpdate = new Dictionary <YamlNode, YamlNode>();
                    }
                    // TODO: The representation model should be redesigned, because here the anchor could be null but that would be invalid YAML
                    valuesToUpdate.Add(entry.Key, state.GetNode(entry.Value.Anchor !, entry.Value.Start, entry.Value.End));
                }
            }
            if (valuesToUpdate != null)
            {
                foreach (var entry in valuesToUpdate)
                {
                    children[entry.Key] = entry.Value;
                }
            }
            if (keysToUpdate != null)
            {
                foreach (var entry in keysToUpdate)
                {
                    YamlNode value = children[entry.Key];
                    children.Remove(entry.Key);
                    children.Add(entry.Value, value);
                }
            }
        }
コード例 #26
0
        internal override void ResolveAliases(DocumentLoadingState state)
        {
            Dictionary <YamlNode, YamlNode> dictionary  = null;
            Dictionary <YamlNode, YamlNode> dictionary2 = null;

            foreach (KeyValuePair <YamlNode, YamlNode> pair in this.children)
            {
                if (pair.Key is YamlAliasNode)
                {
                    dictionary = new Dictionary <YamlNode, YamlNode> {
                        {
                            pair.Key,
                            state.GetNode(pair.Key.Anchor, true, pair.Key.Start, pair.Key.End)
                        }
                    };
                }
                if (pair.Value is YamlAliasNode)
                {
                    dictionary2 = new Dictionary <YamlNode, YamlNode> {
                        {
                            pair.Key,
                            state.GetNode(pair.Value.Anchor, true, pair.Value.Start, pair.Value.End)
                        }
                    };
                }
            }
            if (dictionary2 != null)
            {
                foreach (KeyValuePair <YamlNode, YamlNode> pair2 in dictionary2)
                {
                    this.children[pair2.Key] = pair2.Value;
                }
            }
            if (dictionary != null)
            {
                foreach (KeyValuePair <YamlNode, YamlNode> pair3 in dictionary)
                {
                    YamlNode node = this.children[pair3.Key];
                    this.children.Remove(pair3.Key);
                    this.children.Add(pair3.Value, node);
                }
            }
        }
コード例 #27
0
        private void Load(IParser parser, DocumentLoadingState state)
        {
            SequenceStart sequenceStart = parser.Expect <SequenceStart>();

            Load(sequenceStart, state);
            Style = sequenceStart.Style;
            bool flag = false;

            while (!parser.Accept <SequenceEnd>())
            {
                YamlNode yamlNode = YamlNode.ParseNode(parser, state);
                children.Add(yamlNode);
                flag |= (yamlNode is YamlAliasNode);
            }
            if (flag)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
            parser.Expect <SequenceEnd>();
        }
コード例 #28
0
        internal YamlSequenceNode(EventReader events, DocumentLoadingState state)
        {
            this.children = new List <YamlNode>();
            SequenceStart yamlEvent = events.Expect <SequenceStart>();

            base.Load(yamlEvent, state);
            bool flag = false;

            while (!events.Accept <SequenceEnd>())
            {
                YamlNode item = ParseNode(events, state);
                this.children.Add(item);
                flag |= item is YamlAliasNode;
            }
            if (flag)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
            events.Expect <SequenceEnd>();
        }
コード例 #29
0
        /// <summary>
        /// Resolves the aliases that could not be resolved when the node was created.
        /// </summary>
        /// <param name="state">The state of the document.</param>
        internal override void ResolveAliases(DocumentLoadingState state)
        {
            Dictionary <YamlNode, YamlNode> keysToUpdate   = null;
            Dictionary <YamlNode, YamlNode> valuesToUpdate = null;

            foreach (var entry in children)
            {
                if (entry.Key is YamlAliasNode)
                {
                    if (keysToUpdate == null)
                    {
                        keysToUpdate = new Dictionary <YamlNode, YamlNode>();
                    }
                    keysToUpdate.Add(entry.Key, state.GetNode(entry.Key.Anchor, true, entry.Key.Start, entry.Key.End));
                }
                if (entry.Value is YamlAliasNode)
                {
                    if (valuesToUpdate == null)
                    {
                        valuesToUpdate = new Dictionary <YamlNode, YamlNode>();
                    }
                    valuesToUpdate.Add(entry.Key, state.GetNode(entry.Value.Anchor, true, entry.Value.Start, entry.Value.End));
                }
            }
            if (valuesToUpdate != null)
            {
                foreach (var entry in valuesToUpdate)
                {
                    children[entry.Key] = entry.Value;
                }
            }
            if (keysToUpdate != null)
            {
                foreach (var entry in keysToUpdate)
                {
                    YamlNode value = children[entry.Key];
                    children.Remove(entry.Key);
                    children.Add(entry.Value, value);
                }
            }
        }
コード例 #30
0
        internal override void ResolveAliases(DocumentLoadingState state)
        {
            Dictionary <YamlNode, YamlNode> dictionary  = null;
            Dictionary <YamlNode, YamlNode> dictionary2 = null;

            foreach (KeyValuePair <YamlNode, YamlNode> child in children)
            {
                if (child.Key is YamlAliasNode)
                {
                    if (dictionary == null)
                    {
                        dictionary = new Dictionary <YamlNode, YamlNode>();
                    }
                    dictionary.Add(child.Key, state.GetNode(child.Key.Anchor, true, child.Key.Start, child.Key.End));
                }
                if (child.Value is YamlAliasNode)
                {
                    if (dictionary2 == null)
                    {
                        dictionary2 = new Dictionary <YamlNode, YamlNode>();
                    }
                    dictionary2.Add(child.Key, state.GetNode(child.Value.Anchor, true, child.Value.Start, child.Value.End));
                }
            }
            if (dictionary2 != null)
            {
                foreach (KeyValuePair <YamlNode, YamlNode> item in dictionary2)
                {
                    children[item.Key] = item.Value;
                }
            }
            if (dictionary != null)
            {
                foreach (KeyValuePair <YamlNode, YamlNode> item2 in dictionary)
                {
                    YamlNode value = children[item2.Key];
                    children.Remove(item2.Key);
                    children.Add(item2.Value, value);
                }
            }
        }
コード例 #31
0
        private void Load(IParser parser, DocumentLoadingState state)
        {
            var sequence = parser.Consume <SequenceStart>();

            Load(sequence, state);
            Style = sequence.Style;

            var hasUnresolvedAliases = false;

            while (!parser.TryConsume <SequenceEnd>(out var _))
            {
                var child = ParseNode(parser, state);
                children.Add(child);
                hasUnresolvedAliases |= child is YamlAliasNode;
            }

            if (hasUnresolvedAliases)
            {
                state.AddNodeWithUnresolvedAliases(this);
            }
        }
コード例 #32
0
ファイル: YamlDocument.cs プロジェクト: aaubry/YamlDotNet
        /// <summary>
        /// Initializes a new instance of the <see cref="YamlDocument"/> class.
        /// </summary>
        internal YamlDocument(IParser parser)
        {
            var state = new DocumentLoadingState();

            parser.Expect<DocumentStart>();

            while (!parser.Accept<DocumentEnd>())
            {
                Debug.Assert(RootNode == null);
                RootNode = YamlNode.ParseNode(parser, state);

                if (RootNode is YamlAliasNode)
                {
                    throw new YamlException();
                }
            }

            state.ResolveAliases();

            parser.Expect<DocumentEnd>();
        }
コード例 #33
0
        /// <summary>
        /// Initializes a new instance of the <see cref="YamlDocument"/> class.
        /// </summary>
        internal YamlDocument(IParser parser)
        {
            var state = new DocumentLoadingState();

            parser.Consume <DocumentStart>();

            while (!parser.TryConsume <DocumentEnd>(out var _))
            {
                Debug.Assert(RootNode == null);
                RootNode = YamlNode.ParseNode(parser, state);

                if (RootNode is YamlAliasNode)
                {
                    throw new YamlException("A document cannot contain only an alias");
                }
            }

            state.ResolveAliases();

            // Throw should not happen unless the parser has a bug
            RootNode = RootNode ?? throw new ArgumentException("Atempted to parse an empty document");
        }
コード例 #34
0
        /// <summary>
        /// Parses the node represented by the next event in <paramref name="parser" />.
        /// </summary>
        /// <returns>Returns the node that has been parsed.</returns>
        static internal YamlNode ParseNode(IParser parser, DocumentLoadingState state)
        {
            if (parser.Accept <Scalar>(out var _))
            {
                return(new YamlScalarNode(parser, state));
            }

            if (parser.Accept <SequenceStart>(out var _))
            {
                return(new YamlSequenceNode(parser, state));
            }

            if (parser.Accept <MappingStart>(out var _))
            {
                return(new YamlMappingNode(parser, state));
            }

            if (parser.TryConsume <AnchorAlias>(out var alias))
            {
                return(state.TryGetNode(alias.Value, out var node) ? node : new YamlAliasNode(alias.Value));
            }

            throw new ArgumentException("The current event is of an unsupported type.", nameof(parser));
        }
コード例 #35
0
 /// <summary>
 /// Resolves the aliases that could not be resolved when the node was created.
 /// </summary>
 /// <param name="state">The state of the document.</param>
 internal override void ResolveAliases(DocumentLoadingState state)
 {
     throw new NotSupportedException("Resolving an alias on a scalar node does not make sense");
 }
コード例 #36
0
ファイル: YamlNode.cs プロジェクト: aaubry/YamlDotNet
 /// <summary>
 /// Resolves the aliases that could not be resolved when the node was created.
 /// </summary>
 /// <param name="state">The state of the document.</param>
 internal abstract void ResolveAliases(DocumentLoadingState state);
コード例 #37
0
 /// <summary>
 /// Resolves the aliases that could not be resolved when the node was created.
 /// </summary>
 /// <param name="state">The state of the document.</param>
 internal override void ResolveAliases(DocumentLoadingState state)
 {
     throw new NotSupportedException("Resolving an alias on a scalar node does not make sense");
 }
コード例 #38
0
ファイル: YamlScalarNode.cs プロジェクト: aaubry/YamlDotNet
 /// <summary>
 /// Initializes a new instance of the <see cref="YamlScalarNode"/> class.
 /// </summary>
 internal YamlScalarNode(IParser parser, DocumentLoadingState state)
 {
     Load(parser, state);
 }
コード例 #39
0
ファイル: YamlScalarNode.cs プロジェクト: aaubry/YamlDotNet
 private void Load(IParser parser, DocumentLoadingState state)
 {
     var scalar = parser.Expect<Scalar>();
     Load(scalar, state);
     Value = scalar.Value;
     Style = scalar.Style;
 }