Provide names and pools when creating MiniYaml.

- Rename the filename parameter to name and make it mandatory. Review all callers and ensure a useful string is provided as input, to ensure sufficient context is included for logging and debugging. This can be a filename, url, or any arbitrary text so include whatever context seems reasonable.
- When several MiniYamls are created that have similar content, provide a shared string pool. This allows strings that are common between all the yaml to be shared, reducing long term memory usage. We also change the pool from a dictionary to a set. Originally a Dictionary had to be used so we could call TryGetValue to get a reference to the pooled string. Now that more recent versions of dotnet provide a TryGetValue on HashSet, we can use a set directly without the memory wasted by having to store both keys and values in a dictionary.
This commit is contained in:
RoosterDragon
2024-01-13 11:24:41 +00:00
committed by Gustas
parent ca6aa5ebf1
commit b58c1ea5bc
39 changed files with 146 additions and 108 deletions

View File

@@ -66,6 +66,7 @@ namespace OpenRA
// Several types of support directory types are available, depending on
// how the player has installed and launched the game.
// Read registration metadata from all of them
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
foreach (var source in GetSupportDirs(ModRegistration.User | ModRegistration.System))
{
var metadataPath = Path.Combine(source, "ModMetadata");
@@ -76,7 +77,7 @@ namespace OpenRA
{
try
{
var yaml = MiniYaml.FromStream(File.OpenRead(path), path).First().Value;
var yaml = MiniYaml.FromFile(path, stringPool: stringPool).First().Value;
LoadMod(yaml, path);
}
catch (Exception e)
@@ -205,7 +206,7 @@ namespace OpenRA
string modKey = null;
try
{
var yaml = MiniYaml.FromStream(File.OpenRead(path), path).First().Value;
var yaml = MiniYaml.FromFile(path).First().Value;
var m = FieldLoader.Load<ExternalMod>(yaml);
modKey = ExternalMod.MakeKey(m);

View File

@@ -130,6 +130,20 @@ namespace OpenRA
return ret;
}
public static T GetOrAdd<T>(this HashSet<T> set, T value)
{
if (!set.TryGetValue(value, out var ret))
set.Add(ret = value);
return ret;
}
public static T GetOrAdd<T>(this HashSet<T> set, T value, Func<T, T> createFn)
{
if (!set.TryGetValue(value, out var ret))
set.Add(ret = createFn(value));
return ret;
}
public static int IndexOf<T>(this T[] array, T value)
{
return Array.IndexOf(array, value);

View File

@@ -48,7 +48,7 @@ namespace OpenRA.FileFormats
// Read game info (max 100K limit as a safeguard against corrupted files)
var data = fs.ReadLengthPrefixedString(Encoding.UTF8, 1024 * 100);
GameInfo = GameInformation.Deserialize(data);
GameInfo = GameInformation.Deserialize(data, path);
}
public void Write(BinaryWriter writer)

View File

@@ -49,13 +49,13 @@ namespace OpenRA
playersByRuntime = new Dictionary<OpenRA.Player, Player>();
}
public static GameInformation Deserialize(string data)
public static GameInformation Deserialize(string data, string path)
{
try
{
var info = new GameInformation();
var nodes = MiniYaml.FromString(data);
var nodes = MiniYaml.FromString(data, path);
foreach (var node in nodes)
{
var keyParts = node.Key.Split('@');

View File

@@ -77,8 +77,9 @@ namespace OpenRA.Graphics
cachedPanelSprites = new Dictionary<string, Sprite[]>();
cachedCollectionSheets = new Dictionary<Collection, (Sheet, int)>();
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
var chrome = MiniYaml.Merge(modData.Manifest.Chrome
.Select(s => MiniYaml.FromStream(fileSystem.Open(s), s)));
.Select(s => MiniYaml.FromStream(fileSystem.Open(s), s, stringPool: stringPool)));
foreach (var c in chrome)
if (!c.Key.StartsWith('^'))

View File

@@ -24,8 +24,9 @@ namespace OpenRA.Graphics
public CursorProvider(ModData modData)
{
var fileSystem = modData.DefaultFileSystem;
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
var sequenceYaml = MiniYaml.Merge(modData.Manifest.Cursors.Select(
s => MiniYaml.FromStream(fileSystem.Open(s), s)));
s => MiniYaml.FromStream(fileSystem.Open(s), s, stringPool: stringPool)));
var cursorsYaml = new MiniYaml(null, sequenceYaml).NodeWithKey("Cursors").Value;

View File

@@ -84,10 +84,11 @@ namespace OpenRA
{
var client = HttpClientFactory.Create();
var httpResponseMessage = await client.GetAsync(playerDatabase.Profile + Fingerprint);
var url = playerDatabase.Profile + Fingerprint;
var httpResponseMessage = await client.GetAsync(url);
var result = await httpResponseMessage.Content.ReadAsStreamAsync();
var yaml = MiniYaml.FromStream(result).First();
var yaml = MiniYaml.FromStream(result, url).First();
if (yaml.Key == "Player")
{
innerData = FieldLoader.Load<PlayerProfile>(yaml.Value);

View File

@@ -94,7 +94,8 @@ namespace OpenRA
Id = modId;
Package = package;
var nodes = MiniYaml.FromStream(package.GetStream("mod.yaml"), "mod.yaml");
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
var nodes = MiniYaml.FromStream(package.GetStream("mod.yaml"), $"{package.Name}:mod.yaml", stringPool: stringPool);
for (var i = nodes.Count - 1; i >= 0; i--)
{
if (nodes[i].Key != "Include")
@@ -107,7 +108,7 @@ namespace OpenRA
throw new YamlException($"{nodes[i].Location}: File `{filename}` not found.");
nodes.RemoveAt(i);
nodes.InsertRange(i, MiniYaml.FromStream(contents, filename));
nodes.InsertRange(i, MiniYaml.FromStream(contents, $"{package.Name}:{filename}", stringPool: stringPool));
}
// Merge inherited overrides

View File

@@ -361,7 +361,7 @@ namespace OpenRA
if (!Package.Contains("map.yaml") || !Package.Contains("map.bin"))
throw new InvalidDataException($"Not a valid map\n File: {package.Name}");
var yaml = new MiniYaml(null, MiniYaml.FromStream(Package.GetStream("map.yaml"), package.Name));
var yaml = new MiniYaml(null, MiniYaml.FromStream(Package.GetStream("map.yaml"), $"{package.Name}:map.yaml"));
foreach (var field in YamlFields)
field.Deserialize(this, yaml);

View File

@@ -38,7 +38,7 @@ namespace OpenRA
readonly object syncRoot = new();
readonly Queue<MapPreview> generateMinimap = new();
public Dictionary<string, string> StringPool { get; } = new Dictionary<string, string>();
public HashSet<string> StringPool { get; } = new();
readonly List<MapDirectoryTracker> mapDirectoryTrackers = new();
@@ -238,6 +238,7 @@ namespace OpenRA
Task.Run(async () =>
{
var client = HttpClientFactory.Create();
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
// Limit each query to 50 maps at a time to avoid request size limits
for (var i = 0; i < queryUids.Count; i += 50)
@@ -249,7 +250,7 @@ namespace OpenRA
var httpResponseMessage = await client.GetAsync(url);
var result = await httpResponseMessage.Content.ReadAsStreamAsync();
var yaml = MiniYaml.FromStream(result);
var yaml = MiniYaml.FromStream(result, url, stringPool: stringPool);
foreach (var kv in yaml)
previews[kv.Key].UpdateRemoteSearch(MapStatus.DownloadAvailable, kv.Value, modData.Manifest.MapCompatibility, mapDetailsReceived);

View File

@@ -140,9 +140,10 @@ namespace OpenRA
files = files.Append(mapFiles);
}
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
var sources =
modDataRules.Select(x => x.Where(IsLoadableRuleDefinition).ToList())
.Concat(files.Select(s => MiniYaml.FromStream(fileSystem.Open(s), s).Where(IsLoadableRuleDefinition).ToList()));
.Concat(files.Select(s => MiniYaml.FromStream(fileSystem.Open(s), s, stringPool: stringPool).Where(IsLoadableRuleDefinition).ToList()));
if (RuleDefinitions.Nodes.Length > 0)
sources = sources.Append(RuleDefinitions.Nodes.Where(IsLoadableRuleDefinition).ToList());
@@ -334,7 +335,7 @@ namespace OpenRA
if (yamlStream == null)
throw new FileNotFoundException("Required file map.yaml not present in this map");
yaml = new MiniYaml(null, MiniYaml.FromStream(yamlStream, "map.yaml", stringPool: cache.StringPool)).ToDictionary();
yaml = new MiniYaml(null, MiniYaml.FromStream(yamlStream, $"{p.Name}:map.yaml", stringPool: cache.StringPool)).ToDictionary();
}
Package = p;
@@ -475,10 +476,12 @@ namespace OpenRA
}
var playersString = Encoding.UTF8.GetString(Convert.FromBase64String(r.players_block));
newData.Players = new MapPlayers(MiniYaml.FromString(playersString));
newData.Players = new MapPlayers(MiniYaml.FromString(playersString,
$"{yaml.NodeWithKey(nameof(r.players_block)).Location.Name}:{nameof(r.players_block)}"));
var rulesString = Encoding.UTF8.GetString(Convert.FromBase64String(r.rules));
var rulesYaml = new MiniYaml("", MiniYaml.FromString(rulesString)).ToDictionary();
var rulesYaml = new MiniYaml("", MiniYaml.FromString(rulesString,
$"{yaml.NodeWithKey(nameof(r.rules)).Location.Name}:{nameof(r.rules)}")).ToDictionary();
newData.SetCustomRules(modData, this, rulesYaml, null);
// Map is for a different mod: update its information so it can be displayed

View File

@@ -61,16 +61,16 @@ namespace OpenRA
{
public readonly struct SourceLocation
{
public readonly string Filename;
public readonly string Name;
public readonly int Line;
public SourceLocation(string filename, int line)
public SourceLocation(string name, int line)
{
Filename = filename;
Name = name;
Line = line;
}
public override string ToString() { return $"{Filename}:{Line}"; }
public override string ToString() { return $"{Name}:{Line}"; }
}
public readonly SourceLocation Location;
@@ -203,9 +203,13 @@ namespace OpenRA
Nodes = ImmutableArray.CreateRange(nodes);
}
static List<MiniYamlNode> FromLines(IEnumerable<ReadOnlyMemory<char>> lines, string filename, bool discardCommentsAndWhitespace, Dictionary<string, string> stringPool)
static List<MiniYamlNode> FromLines(IEnumerable<ReadOnlyMemory<char>> lines, string name, bool discardCommentsAndWhitespace, HashSet<string> stringPool)
{
stringPool ??= new Dictionary<string, string>();
// YAML config often contains repeated strings for key, values, comments.
// Pool these strings so we only need one copy of each unique string.
// This saves on long-term memory usage as parsed values can often live a long time.
// A caller can also provide a pool as input, allowing de-duplication across multiple parses.
stringPool ??= new HashSet<string>();
var result = new List<List<MiniYamlNode>>
{
@@ -227,7 +231,7 @@ namespace OpenRA
ReadOnlySpan<char> key = default;
ReadOnlySpan<char> value = default;
ReadOnlySpan<char> comment = default;
var location = new MiniYamlNode.SourceLocation(filename, lineNo);
var location = new MiniYamlNode.SourceLocation(name, lineNo);
if (line.Length > 0)
{
@@ -330,9 +334,9 @@ namespace OpenRA
// (i.e. a lone # at the end of a line) can be correctly re-serialized
var commentString = comment == default ? null : comment.ToString();
keyString = keyString == null ? null : stringPool.GetOrAdd(keyString, keyString);
valueString = valueString == null ? null : stringPool.GetOrAdd(valueString, valueString);
commentString = commentString == null ? null : stringPool.GetOrAdd(commentString, commentString);
keyString = keyString == null ? null : stringPool.GetOrAdd(keyString);
valueString = valueString == null ? null : stringPool.GetOrAdd(valueString);
commentString = commentString == null ? null : stringPool.GetOrAdd(commentString);
parsedLines.Add((level, keyString, valueString, commentString, location));
}
@@ -376,19 +380,19 @@ namespace OpenRA
}
}
public static List<MiniYamlNode> FromFile(string path, bool discardCommentsAndWhitespace = true, Dictionary<string, string> stringPool = null)
public static List<MiniYamlNode> FromFile(string path, bool discardCommentsAndWhitespace = true, HashSet<string> stringPool = null)
{
return FromStream(File.OpenRead(path), path, discardCommentsAndWhitespace, stringPool);
}
public static List<MiniYamlNode> FromStream(Stream s, string fileName = "<no filename available>", bool discardCommentsAndWhitespace = true, Dictionary<string, string> stringPool = null)
public static List<MiniYamlNode> FromStream(Stream s, string name, bool discardCommentsAndWhitespace = true, HashSet<string> stringPool = null)
{
return FromLines(s.ReadAllLinesAsMemory(), fileName, discardCommentsAndWhitespace, stringPool);
return FromLines(s.ReadAllLinesAsMemory(), name, discardCommentsAndWhitespace, stringPool);
}
public static List<MiniYamlNode> FromString(string text, string fileName = "<no filename available>", bool discardCommentsAndWhitespace = true, Dictionary<string, string> stringPool = null)
public static List<MiniYamlNode> FromString(string text, string name, bool discardCommentsAndWhitespace = true, HashSet<string> stringPool = null)
{
return FromLines(text.Split(new[] { "\r\n", "\n" }, StringSplitOptions.None).Select(s => s.AsMemory()), fileName, discardCommentsAndWhitespace, stringPool);
return FromLines(text.Split(new[] { "\r\n", "\n" }, StringSplitOptions.None).Select(s => s.AsMemory()), name, discardCommentsAndWhitespace, stringPool);
}
public static List<MiniYamlNode> Merge(IEnumerable<IReadOnlyCollection<MiniYamlNode>> sources)
@@ -605,7 +609,8 @@ namespace OpenRA
files = files.Append(mapFiles);
}
IEnumerable<IReadOnlyCollection<MiniYamlNode>> yaml = files.Select(s => FromStream(fileSystem.Open(s), s));
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
IEnumerable<IReadOnlyCollection<MiniYamlNode>> yaml = files.Select(s => FromStream(fileSystem.Open(s), s, stringPool: stringPool));
if (mapRules != null && mapRules.Nodes.Length > 0)
yaml = yaml.Append(mapRules.Nodes);

View File

@@ -158,7 +158,8 @@ namespace OpenRA
public List<MiniYamlNode>[] GetRulesYaml()
{
return Manifest.Rules.Select(s => MiniYaml.FromStream(DefaultFileSystem.Open(s), s)).ToArray();
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
return Manifest.Rules.Select(s => MiniYaml.FromStream(DefaultFileSystem.Open(s), s, stringPool: stringPool)).ToArray();
}
public void Dispose()

View File

@@ -122,10 +122,10 @@ namespace OpenRA.Network
LastSyncFrame = rs.ReadInt32();
lastSyncPacket = rs.ReadBytes(Order.SyncHashOrderLength);
var globalSettings = MiniYaml.FromString(rs.ReadLengthPrefixedString(Encoding.UTF8, Connection.MaxOrderLength));
var globalSettings = MiniYaml.FromString(rs.ReadLengthPrefixedString(Encoding.UTF8, Connection.MaxOrderLength), $"{filepath}:globalSettings");
GlobalSettings = Session.Global.Deserialize(globalSettings[0].Value);
var slots = MiniYaml.FromString(rs.ReadLengthPrefixedString(Encoding.UTF8, Connection.MaxOrderLength));
var slots = MiniYaml.FromString(rs.ReadLengthPrefixedString(Encoding.UTF8, Connection.MaxOrderLength), $"{filepath}:slots");
Slots = new Dictionary<string, Session.Slot>();
foreach (var s in slots)
{
@@ -133,7 +133,7 @@ namespace OpenRA.Network
Slots.Add(slot.PlayerReference, slot);
}
var slotClients = MiniYaml.FromString(rs.ReadLengthPrefixedString(Encoding.UTF8, Connection.MaxOrderLength));
var slotClients = MiniYaml.FromString(rs.ReadLengthPrefixedString(Encoding.UTF8, Connection.MaxOrderLength), $"{filepath}:slotClients");
SlotClients = new Dictionary<string, SlotClient>();
foreach (var s in slotClients)
{
@@ -144,7 +144,7 @@ namespace OpenRA.Network
if (rs.Position != traitDataOffset || rs.ReadInt32() != TraitDataMarker)
throw new InvalidDataException("Invalid orasav file");
var traitData = MiniYaml.FromString(rs.ReadLengthPrefixedString(Encoding.UTF8, Connection.MaxOrderLength));
var traitData = MiniYaml.FromString(rs.ReadLengthPrefixedString(Encoding.UTF8, Connection.MaxOrderLength), $"{filepath}:traitData");
foreach (var td in traitData)
TraitData.Add(Exts.ParseInt32Invariant(td.Key), td.Value);

View File

@@ -20,10 +20,10 @@ namespace OpenRA.Network
public string Version;
public string AuthToken;
public static HandshakeRequest Deserialize(string data)
public static HandshakeRequest Deserialize(string data, string name)
{
var handshake = new HandshakeRequest();
FieldLoader.Load(handshake, MiniYaml.FromString(data).First().Value);
FieldLoader.Load(handshake, MiniYaml.FromString(data, name).First().Value);
return handshake;
}
@@ -51,14 +51,14 @@ namespace OpenRA.Network
[FieldLoader.Ignore]
public Session.Client Client;
public static HandshakeResponse Deserialize(string data)
public static HandshakeResponse Deserialize(string data, string name)
{
var handshake = new HandshakeResponse
{
Client = new Session.Client()
};
var ys = MiniYaml.FromString(data);
var ys = MiniYaml.FromString(data, name);
foreach (var y in ys)
{
switch (y.Key)

View File

@@ -69,7 +69,7 @@ namespace OpenRA.Network
if (o.OrderString == "StartGame")
IsValid = true;
else if (o.OrderString == "SyncInfo" && !IsValid)
LobbyInfo = Session.Deserialize(o.TargetString);
LobbyInfo = Session.Deserialize(o.TargetString, o.OrderString);
}
}
}

View File

@@ -41,13 +41,13 @@ namespace OpenRA.Network
return null;
}
public static Session Deserialize(string data)
public static Session Deserialize(string data, string name)
{
try
{
var session = new Session();
var nodes = MiniYaml.FromString(data);
var nodes = MiniYaml.FromString(data, name);
foreach (var node in nodes)
{
var strings = node.Key.Split('@');

View File

@@ -62,7 +62,7 @@ namespace OpenRA.Network
if (string.IsNullOrEmpty(order.TargetString))
break;
var yaml = MiniYaml.FromString(order.TargetString);
var yaml = MiniYaml.FromString(order.TargetString, order.OrderString);
foreach (var node in yaml)
{
var localizedMessage = new LocalizedMessage(node.Value);
@@ -183,7 +183,7 @@ namespace OpenRA.Network
if (!string.IsNullOrEmpty(order.TargetString))
{
var data = MiniYaml.FromString(order.TargetString);
var data = MiniYaml.FromString(order.TargetString, order.OrderString);
var saveLastOrdersFrame = data.FirstOrDefault(n => n.Key == "SaveLastOrdersFrame");
if (saveLastOrdersFrame != null)
orderManager.GameSaveLastFrame =
@@ -203,7 +203,7 @@ namespace OpenRA.Network
case "SaveTraitData":
{
var data = MiniYaml.FromString(order.TargetString)[0];
var data = MiniYaml.FromString(order.TargetString, order.OrderString)[0];
var traitIndex = Exts.ParseInt32Invariant(data.Key);
world?.AddGameSaveTraitData(traitIndex, data.Value);
@@ -244,7 +244,7 @@ namespace OpenRA.Network
{
// Switch to the server's mod if we need and are able to
var mod = Game.ModData.Manifest;
var request = HandshakeRequest.Deserialize(order.TargetString);
var request = HandshakeRequest.Deserialize(order.TargetString, order.OrderString);
var externalKey = ExternalMod.MakeKey(request.Mod, request.Version);
if ((request.Mod != mod.Id || request.Version != mod.Metadata.Version) &&
@@ -312,7 +312,7 @@ namespace OpenRA.Network
case "SyncInfo":
{
orderManager.LobbyInfo = Session.Deserialize(order.TargetString);
orderManager.LobbyInfo = Session.Deserialize(order.TargetString, order.OrderString);
Game.SyncLobbyInfo();
break;
}
@@ -320,7 +320,7 @@ namespace OpenRA.Network
case "SyncLobbyClients":
{
var clients = new List<Session.Client>();
var nodes = MiniYaml.FromString(order.TargetString);
var nodes = MiniYaml.FromString(order.TargetString, order.OrderString);
foreach (var node in nodes)
{
var strings = node.Key.Split('@');
@@ -336,7 +336,7 @@ namespace OpenRA.Network
case "SyncLobbySlots":
{
var slots = new Dictionary<string, Session.Slot>();
var nodes = MiniYaml.FromString(order.TargetString);
var nodes = MiniYaml.FromString(order.TargetString, order.OrderString);
foreach (var node in nodes)
{
var strings = node.Key.Split('@');
@@ -354,7 +354,7 @@ namespace OpenRA.Network
case "SyncLobbyGlobalSettings":
{
var nodes = MiniYaml.FromString(order.TargetString);
var nodes = MiniYaml.FromString(order.TargetString, order.OrderString);
foreach (var node in nodes)
{
var strings = node.Key.Split('@');
@@ -368,7 +368,7 @@ namespace OpenRA.Network
case "SyncConnectionQuality":
{
var nodes = MiniYaml.FromString(order.TargetString);
var nodes = MiniYaml.FromString(order.TargetString, order.OrderString);
foreach (var node in nodes)
{
var strings = node.Key.Split('@');

View File

@@ -463,7 +463,7 @@ namespace OpenRA.Server
Conns.Add(newConn);
}
void ValidateClient(Connection newConn, string data)
void ValidateClient(Connection newConn, string data, string name)
{
try
{
@@ -476,7 +476,7 @@ namespace OpenRA.Server
return;
}
var handshake = HandshakeResponse.Deserialize(data);
var handshake = HandshakeResponse.Deserialize(data, name);
if (!string.IsNullOrEmpty(Settings.Password) && handshake.Password != Settings.Password)
{
@@ -618,10 +618,11 @@ namespace OpenRA.Server
try
{
var httpClient = HttpClientFactory.Create();
var httpResponseMessage = await httpClient.GetAsync(playerDatabase.Profile + handshake.Fingerprint);
var url = playerDatabase.Profile + handshake.Fingerprint;
var httpResponseMessage = await httpClient.GetAsync(url);
var result = await httpResponseMessage.Content.ReadAsStreamAsync();
var yaml = MiniYaml.FromStream(result).First();
var yaml = MiniYaml.FromStream(result, url).First();
if (yaml.Key == "Player")
{
profile = FieldLoader.Load<PlayerProfile>(yaml.Value);
@@ -980,7 +981,7 @@ namespace OpenRA.Server
if (!conn.Validated)
{
if (o.OrderString == "HandshakeResponse")
ValidateClient(conn, o.TargetString);
ValidateClient(conn, o.TargetString, o.OrderString);
else
{
Log.Write("server", $"Rejected connection from {conn.EndPoint}; Order `{o.OrderString}` is not a `HandshakeResponse`.");
@@ -1015,7 +1016,7 @@ namespace OpenRA.Server
{
if (GameSave != null)
{
var data = MiniYaml.FromString(o.TargetString)[0];
var data = MiniYaml.FromString(o.TargetString, o.OrderString)[0];
GameSave.AddTraitData(OpenRA.Exts.ParseInt32Invariant(data.Key), data.Value);
}

View File

@@ -20,9 +20,10 @@ namespace OpenRA.Widgets
public static void Initialize(ModData modData)
{
data = new Dictionary<string, string>();
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
var metrics = MiniYaml.Merge(modData.Manifest.ChromeMetrics.Select(
y => MiniYaml.FromStream(modData.DefaultFileSystem.Open(y), y)));
y => MiniYaml.FromStream(modData.DefaultFileSystem.Open(y), y, stringPool: stringPool)));
data = new Dictionary<string, string>();
foreach (var m in metrics)
foreach (var n in m.Value.Nodes)
data[n.Key] = n.Value.Value;

View File

@@ -25,7 +25,9 @@ namespace OpenRA
{
this.modData = modData;
foreach (var file in modData.Manifest.ChromeLayout.Select(a => MiniYaml.FromStream(modData.DefaultFileSystem.Open(a), a)))
var stringPool = new HashSet<string>(); // Reuse common strings in YAML
foreach (var file in modData.Manifest.ChromeLayout.Select(
a => MiniYaml.FromStream(modData.DefaultFileSystem.Open(a), a, stringPool: stringPool)))
foreach (var w in file)
{
var key = w.Key[(w.Key.IndexOf('@') + 1)..];