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Yatopia/patches/server/0058-Port-Cadmium.patch

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Merge Staging (#458) * on the latest version now * MEGA port PR (#459) * add all of the patches * cleanup patches * update README.md and LICENSE.md * forgot about tic-tacs! * ...and AI-Improvements * give JellySquid credit for lithium-gen.patch * drop AI-improvements * rebuild * [CI-SKIP] co-author Hugo for some patches
2021-04-18 02:13:30 +02:00
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Lucy-t <64509677+Lucy-t@users.noreply.github.com>
Date: Thu, 7 Jan 2021 00:24:16 -0500
Subject: [PATCH] Port Cadmium
Code from LucilleTea's port of cadmium to 1.16: https://github.com/LucilleTea/DataFixerUpper
diff --git a/src/main/java/com/mojang/datafixers/DataFixUtils.java b/src/main/java/com/mojang/datafixers/DataFixUtils.java
index cf8959aea3e48c1276ae9536d4de0f0127e1801e..b730a4c0b8b8c9036641d033568b3554062999cb 100644
--- a/src/main/java/com/mojang/datafixers/DataFixUtils.java
+++ b/src/main/java/com/mojang/datafixers/DataFixUtils.java
@@ -54,6 +54,15 @@ public class DataFixUtils {
return other;
}
+ // Yatopia start - Cadmium port
+ public static <U> U orElse(final U nullable, final U other) {
+ if (nullable!=null) {
+ return nullable;
+ }
+ return other;
+ }
+ // Yatopia end
+
public static <U> U orElseGet(final Optional<? extends U> optional, final Supplier<? extends U> other) {
if (optional.isPresent()) {
return optional.get();
diff --git a/src/main/java/com/mojang/datafixers/DataFixerBuilder.java b/src/main/java/com/mojang/datafixers/DataFixerBuilder.java
index abc265b00044b14abb55c2628d454ee01fef467b..c8c19535fa64edc392fa18093ba47b16a168ebaf 100644
--- a/src/main/java/com/mojang/datafixers/DataFixerBuilder.java
+++ b/src/main/java/com/mojang/datafixers/DataFixerBuilder.java
@@ -64,13 +64,17 @@ public class DataFixerBuilder {
public DataFixer build(final Executor executor) {
final DataFixerUpper fixerUpper = new DataFixerUpper(new Int2ObjectAVLTreeMap<>(schemas), new ArrayList<>(globalList), new IntAVLTreeSet(fixerVersions));
+ // Yatopia start - Cadmium port
+ long startTime = System.nanoTime();
+ final List<CompletableFuture<?>> futures = Lists.newArrayList();
+ // Yatopia end
final IntBidirectionalIterator iterator = fixerUpper.fixerVersions().iterator();
while (iterator.hasNext()) {
final int versionKey = iterator.nextInt();
if (versionKey < minDataFixPrecacheVersion) continue; // Paper
final Schema schema = schemas.get(versionKey);
for (final String typeName : schema.types()) {
- CompletableFuture.runAsync(() -> {
+ futures.add(CompletableFuture.runAsync(() -> { // Yatopia - Cadmium port
final Type<?> dataType = schema.getType(() -> typeName);
final TypeRewriteRule rule = fixerUpper.getRule(DataFixUtils.getVersion(versionKey), dataVersion);
dataType.rewrite(rule, DataFixerUpper.OPTIMIZATION_RULE);
@@ -78,9 +82,16 @@ public class DataFixerBuilder {
LOGGER.error("Unable to build datafixers", e);
Runtime.getRuntime().exit(1);
return null;
- });
+ })); // Yatopia - Cadmium port
}
}
+ // Yatopia start - Cadmium port
+ CompletableFuture.allOf(futures.toArray(new CompletableFuture<?>[0]))
+ .thenAccept((res) -> {
+ long endTime = System.nanoTime();
+ LOGGER.info("Finished building data fixers after {}ms", (endTime - startTime) / 1_000_000);
+ });
+ // Yatopia end
return fixerUpper;
}
diff --git a/src/main/java/com/mojang/datafixers/FieldFinder.java b/src/main/java/com/mojang/datafixers/FieldFinder.java
index a20a9dedcff2f3d633c5fd09d238a98fe18968c0..7ae4fab4c448ec3444624b6e671364a89243f6dc 100644
--- a/src/main/java/com/mojang/datafixers/FieldFinder.java
+++ b/src/main/java/com/mojang/datafixers/FieldFinder.java
@@ -118,7 +118,7 @@ public final class FieldFinder<FT> implements OpticFinder<FT> {
(Type<Pair<FT, V>>) choiceType,
type,
type,
- new Proj1<>()
+ Proj1.instance() // Yatopia - Cadmium port
);
}
diff --git a/src/main/java/com/mojang/datafixers/TypeRewriteRule.java b/src/main/java/com/mojang/datafixers/TypeRewriteRule.java
index 6f836c3382ed83e07000c0a5e4b6e9b69f8c45bf..37690009f2f3782e741f71272df525e9093794bc 100644
--- a/src/main/java/com/mojang/datafixers/TypeRewriteRule.java
+++ b/src/main/java/com/mojang/datafixers/TypeRewriteRule.java
@@ -105,20 +105,24 @@ public interface TypeRewriteRule {
}
}
- static TypeRewriteRule orElse(final TypeRewriteRule first, final TypeRewriteRule second) {
+ // Yatopia start - Cadmium port
+ static TypeRewriteRule orElse(final TypeRewriteRule first, final TypeRewriteRule second) {
+ /*
return orElse(first, () -> second);
}
static TypeRewriteRule orElse(final TypeRewriteRule first, final Supplier<TypeRewriteRule> second) {
- return new OrElse(first, second);
- }
+ */
+ return new OrElse(first, second);
+ }
+ // Yatopia end
final class OrElse implements TypeRewriteRule {
protected final TypeRewriteRule first;
- protected final Supplier<TypeRewriteRule> second;
+ protected final TypeRewriteRule second; // Yatopia - Cadmium port
private final int hashCode;
- public OrElse(final TypeRewriteRule first, final Supplier<TypeRewriteRule> second) {
+ public OrElse(final TypeRewriteRule first, final TypeRewriteRule second) { // Yatopia - Cadmium port
this.first = first;
this.second = second;
hashCode = Objects.hash(first, second);
@@ -130,7 +134,7 @@ public interface TypeRewriteRule {
if (view.isPresent()) {
return view;
}
- return second.get().rewrite(type);
+ return second.rewrite(type); // Yatopia - Cadmium port
}
@Override
@@ -159,9 +163,13 @@ public interface TypeRewriteRule {
return new One(rule);
}
+ // Yatopia start - Cadmium port
+ /*
static TypeRewriteRule once(final TypeRewriteRule rule) {
return orElse(rule, () -> one(once(rule)));
}
+ */
+ // Yatopia end
static TypeRewriteRule checkOnce(final TypeRewriteRule rule, final Consumer<Type<?>> onFail) {
// TODO: toggle somehow
diff --git a/src/main/java/com/mojang/datafixers/Typed.java b/src/main/java/com/mojang/datafixers/Typed.java
index 55c55beba58fb0505ccf8270a27d6c6ffc01c629..4b84d12d51eedf99d0b5d2168f31c8a2f819b432 100644
--- a/src/main/java/com/mojang/datafixers/Typed.java
+++ b/src/main/java/com/mojang/datafixers/Typed.java
@@ -184,11 +184,11 @@ public final class Typed<A> {
}
public <B> Typed<Either<A, B>> inj1(final Type<B> type) {
- return new Typed<>(DSL.or(this.type, type), ops, new Inj1<A, B, A>().build(value));
+ return new Typed<>(DSL.or(this.type, type), ops, Inj1.<A, B, A>instance().build(value)); // Yatopia - Cadmium port
}
public <B> Typed<Either<B, A>> inj2(final Type<B> type) {
- return new Typed<>(DSL.or(type, this.type), ops, new Inj2<B, A, A>().build(value));
+ return new Typed<>(DSL.or(type, this.type), ops, Inj2.<B, A, A>instance().build(value)); // Yatopia - Cadmium port
}
public static <A, B> Typed<Pair<A, B>> pair(final Typed<A> first, final Typed<B> second) {
diff --git a/src/main/java/com/mojang/datafixers/TypedOptic.java b/src/main/java/com/mojang/datafixers/TypedOptic.java
index 10c5565709510609f8b6c4c39bb25b163dd878bc..9e2b6e46ad846ebd964b969932da84c671ebc651 100644
--- a/src/main/java/com/mojang/datafixers/TypedOptic.java
+++ b/src/main/java/com/mojang/datafixers/TypedOptic.java
@@ -131,7 +131,7 @@ public final class TypedOptic<S, T, A, B> {
DSL.and(newType, gType),
fType,
newType,
- new Proj1<>()
+ Proj1.instance() // Yatopia - Cadmium port
);
}
@@ -142,7 +142,7 @@ public final class TypedOptic<S, T, A, B> {
DSL.and(fType, newType),
gType,
newType,
- new Proj2<>()
+ Proj2.instance() // Yatopia - Cadmium port
);
}
@@ -153,7 +153,7 @@ public final class TypedOptic<S, T, A, B> {
DSL.or(newType, gType),
fType,
newType,
- new Inj1<>()
+ Inj1.instance() // Yatopia - Cadmium port
);
}
@@ -164,7 +164,7 @@ public final class TypedOptic<S, T, A, B> {
DSL.or(fType, newType),
gType,
newType,
- new Inj2<>()
+ Inj2.instance() // Yatopia - Cadmium port
);
}
diff --git a/src/main/java/com/mojang/datafixers/View.java b/src/main/java/com/mojang/datafixers/View.java
index 4139dc999917d84c7dea5b02117a50af51206f04..58f856d95405f02c107fad12e830e98d1e1a8337 100644
--- a/src/main/java/com/mojang/datafixers/View.java
+++ b/src/main/java/com/mojang/datafixers/View.java
@@ -11,7 +11,6 @@ import com.mojang.datafixers.types.Type;
import com.mojang.serialization.DynamicOps;
import java.util.Objects;
-import java.util.Optional;
import java.util.function.Function;
public final class View<A, B> implements App2<View.Mu, A, B> {
@@ -73,9 +72,15 @@ public final class View<A, B> implements App2<View.Mu, A, B> {
return Objects.hash(type, newType, function);
}
- public Optional<? extends View<A, B>> rewrite(final PointFreeRule rule) {
- return rule.rewrite(DSL.func(type, newType), function()).map(f -> create(type, newType, f));
+ // Yatopia start - Cadmium port
+ public View<A, B> rewrite(final PointFreeRule rule) {
+ PointFree<Function<A, B>> result = rule.rewrite(DSL.func(type, newType), function());
+ if (result!=null) {
+ return create(type, newType, result);
+ }
+ return null;
}
+ // Yatopia end
public View<A, B> rewriteOrNop(final PointFreeRule rule) {
return DataFixUtils.orElse(rewrite(rule), this);
diff --git a/src/main/java/com/mojang/datafixers/functions/Apply.java b/src/main/java/com/mojang/datafixers/functions/Apply.java
index 32c55622c7a6de4d4eb4c70c62f4fbf11385667b..89793b452e95c9ae8bec42d22bebd762533a8046 100644
--- a/src/main/java/com/mojang/datafixers/functions/Apply.java
+++ b/src/main/java/com/mojang/datafixers/functions/Apply.java
@@ -3,11 +3,11 @@
package com.mojang.datafixers.functions;
import com.mojang.datafixers.DSL;
+import com.mojang.datafixers.DataFixUtils; // Yatopia - Cadmium port
import com.mojang.datafixers.types.Type;
import com.mojang.serialization.DynamicOps;
import java.util.Objects;
-import java.util.Optional;
import java.util.function.Function;
final class Apply<A, B> extends PointFree<B> {
@@ -31,20 +31,33 @@ final class Apply<A, B> extends PointFree<B> {
return "(ap " + func.toString(level + 1) + "\n" + indent(level + 1) + arg.toString(level + 1) + "\n" + indent(level) + ")";
}
+ // Yatopia start - Cadmium port
@Override
- public Optional<? extends PointFree<B>> all(final PointFreeRule rule, final Type<B> type) {
- return Optional.of(Functions.app(
- rule.rewrite(DSL.func(argType, type), func).map(f1 -> (PointFree<Function<A, B>>) f1).orElse(func),
- rule.rewrite(argType, arg).map(f -> (PointFree<A>) f).orElse(arg),
- argType
- ));
+ public PointFree<B> all(final PointFreeRule rule, final Type<B> type) {
+ return Functions.app(
+ DataFixUtils.orElse(rule.rewrite(DSL.func(argType, type), func), func),
+ DataFixUtils.orElse(rule.rewrite(argType, arg), arg),
+ argType
+ );
}
@Override
- public Optional<? extends PointFree<B>> one(final PointFreeRule rule, final Type<B> type) {
- return rule.rewrite(DSL.func(argType, type), func).map(f -> Optional.of(Functions.app(f, arg, argType)))
- .orElseGet(() -> rule.rewrite(argType, arg).map(a -> Functions.app(func, a, argType)));
+ public PointFree<B> one(final PointFreeRule rule, final Type<B> type) {
+ final PointFree<Function<A, B>> result1 = rule.rewrite(DSL.func(argType, type), func);
+
+ if (result1!=null) {
+ return Functions.app(result1, arg, argType);
+ }
+
+ final PointFree<A> result2 = rule.rewrite(argType, arg);
+
+ if (result2!=null) {
+ return Functions.app(func, result2, argType);
+ }
+
+ return null;
}
+ // Yatopia end
@Override
public boolean equals(final Object o) {
diff --git a/src/main/java/com/mojang/datafixers/functions/Comp.java b/src/main/java/com/mojang/datafixers/functions/Comp.java
index a7a0ba66c715709801c2839018a6bb19df5cfdc6..6ea5ecad576f880783b9503ec370a5171d4f4da4 100644
--- a/src/main/java/com/mojang/datafixers/functions/Comp.java
+++ b/src/main/java/com/mojang/datafixers/functions/Comp.java
@@ -3,12 +3,12 @@
package com.mojang.datafixers.functions;
import com.mojang.datafixers.DSL;
+import com.mojang.datafixers.DataFixUtils; // Yatopia - Cadmium port
import com.mojang.datafixers.types.Func;
import com.mojang.datafixers.types.Type;
import com.mojang.serialization.DynamicOps;
import java.util.Objects;
-import java.util.Optional;
import java.util.function.Function;
final class Comp<A, B, C> extends PointFree<Function<A, C>> {
@@ -28,21 +28,34 @@ final class Comp<A, B, C> extends PointFree<Function<A, C>> {
}
@Override
- public Optional<? extends PointFree<Function<A, C>>> all(final PointFreeRule rule, final Type<Function<A, C>> type) {
+ // Yatopia start - Cadmium port
+ public PointFree<Function<A, C>> all(final PointFreeRule rule, final Type<Function<A, C>> type) {
final Func<A, C> funcType = (Func<A, C>) type;
- return Optional.of(Functions.comp(
- middleType,
- rule.rewrite(DSL.func(middleType, funcType.second()), first).map(f -> (PointFree<Function<B, C>>) f).orElse(first),
- rule.rewrite(DSL.func(funcType.first(), middleType), second).map(f1 -> (PointFree<Function<A, B>>) f1).orElse(second)
- ));
+ return Functions.comp(
+ middleType,
+ DataFixUtils.orElse(rule.rewrite(DSL.func(middleType, funcType.second()), first), first),
+ DataFixUtils.orElse(rule.rewrite(DSL.func(funcType.first(), middleType), second), second)
+ );
}
@Override
- public Optional<? extends PointFree<Function<A, C>>> one(final PointFreeRule rule, final Type<Function<A, C>> type) {
+ public PointFree<Function<A, C>> one(final PointFreeRule rule, final Type<Function<A, C>> type) {
final Func<A, C> funcType = (Func<A, C>) type;
- return rule.rewrite(DSL.func(middleType, funcType.second()), first).map(f -> Optional.of(Functions.comp(middleType, f, second)))
- .orElseGet(() -> rule.rewrite(DSL.func(funcType.first(), middleType), second).map(s -> Functions.comp(middleType, first, s)));
+ final PointFree<Function<B, C>> result1 = rule.rewrite(DSL.func(middleType, funcType.second()), first);
+
+ if (result1!=null) {
+ return Functions.comp(middleType, result1, second);
+ }
+
+ final PointFree<Function<A, B>> result2 = rule.rewrite(DSL.func(funcType.first(), middleType), second);
+
+ if (result2!=null) {
+ return Functions.comp(middleType, first, result2);
+ }
+
+ return null;
}
+ // Yatopia end
@Override
public boolean equals(final Object o) {
diff --git a/src/main/java/com/mojang/datafixers/functions/PointFree.java b/src/main/java/com/mojang/datafixers/functions/PointFree.java
index f7593e3baf71a8992aa094719d9a369399996d46..b743d6d7188c53ac04ec087d9f89b6f87374e811 100644
--- a/src/main/java/com/mojang/datafixers/functions/PointFree.java
+++ b/src/main/java/com/mojang/datafixers/functions/PointFree.java
@@ -7,7 +7,6 @@ import com.mojang.serialization.DynamicOps;
import org.apache.commons.lang3.StringUtils;
import javax.annotation.Nullable;
-import java.util.Optional;
import java.util.function.Function;
public abstract class PointFree<T> {
@@ -30,13 +29,15 @@ public abstract class PointFree<T> {
public abstract Function<DynamicOps<?>, T> eval();
- Optional<? extends PointFree<T>> all(final PointFreeRule rule, final Type<T> type) {
- return Optional.of(this);
+ // Yatopia start - Cadmium port
+ PointFree<T> all(final PointFreeRule rule, final Type<T> type) {
+ return this;
}
- Optional<? extends PointFree<T>> one(final PointFreeRule rule, final Type<T> type) {
- return Optional.empty();
+ PointFree<T> one(final PointFreeRule rule, final Type<T> type) {
+ return null;
}
+ // Yatopia end
@Override
public final String toString() {
diff --git a/src/main/java/com/mojang/datafixers/functions/PointFreeRule.java b/src/main/java/com/mojang/datafixers/functions/PointFreeRule.java
index eaee52d2eb5c9051b1114ae307022d83984e5840..0e31fe8412cef25b209c72a628756d5b67cce79f 100644
--- a/src/main/java/com/mojang/datafixers/functions/PointFreeRule.java
+++ b/src/main/java/com/mojang/datafixers/functions/PointFreeRule.java
@@ -25,16 +25,23 @@ import org.apache.commons.lang3.ObjectUtils;
import java.util.BitSet;
import java.util.List;
import java.util.Objects;
-import java.util.Optional;
import java.util.function.Function;
import java.util.function.Supplier;
public interface PointFreeRule {
- <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr);
+ // Yatopia start - Cadmium port
+ <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr);
- default <A, B> Optional<View<A, B>> rewrite(final View<A, B> view) {
- return rewrite(view.getFuncType(), view.function()).map(pf -> View.create(view.type(), view.newType(), pf));
+ default <A, B> View<A, B> rewrite(final View<A, B> view) {
+ PointFree<Function<A, B>> result = rewrite(view.getFuncType(), view.function());
+
+ if (result!=null) {
+ return View.create(view.type(), view.newType(), result);
+ }
+
+ return null;
}
+ // Yatopia end
default <A> PointFree<A> rewriteOrNop(final Type<A> type, final PointFree<A> expr) {
return DataFixUtils.orElse(rewrite(type, expr), expr);
@@ -52,9 +59,11 @@ public interface PointFreeRule {
INSTANCE;
@Override
- public <A> Optional<PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
- return Optional.of(expr);
+ // Yatopia start - Cadmium port
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) {
+ return expr;
}
+ // Yatopia end
@Override
public PointFreeRule get() {
@@ -67,25 +76,28 @@ public interface PointFreeRule {
@SuppressWarnings("unchecked")
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
+ // Yatopia start - Cadmium port
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) {
if (expr instanceof Bang) {
- return Optional.empty();
+ return null;
}
if (type instanceof Func<?, ?>) {
final Func<?, ?> func = (Func<?, ?>) type;
if (func.second() instanceof EmptyPart) {
- return Optional.of((PointFree<A>) Functions.bang());
+ return (PointFree<A>) Functions.bang();
}
}
- return Optional.empty();
+ return null;
}
+ // Yatopia end
}
enum CompAssocLeft implements PointFreeRule {
INSTANCE;
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
+ // Yatopia start - Cadmium port
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) {
if (expr instanceof Comp<?, ?, ?>) {
final Comp<?, ?, ?> comp2 = (Comp<?, ?, ?>) expr;
final PointFree<? extends Function<?, ?>> second = comp2.second;
@@ -94,13 +106,14 @@ public interface PointFreeRule {
return swap(comp1, comp2);
}
}
- return Optional.empty();
+ return null;
}
+ // Yatopia end
@SuppressWarnings("unchecked")
- private static <A, B, C, D, E> Optional<PointFree<E>> swap(final Comp<A, B, C> comp1, final Comp<?, ?, D> comp2raw) {
+ private static <A, B, C, D, E> PointFree<E> swap(final Comp<A, B, C> comp1, final Comp<?, ?, D> comp2raw) { // Yatopia - Cadmium port
final Comp<A, C, D> comp2 = (Comp<A, C, D>) comp2raw;
- return Optional.of((PointFree<E>) new Comp<>(comp1.middleType, new Comp<>(comp2.middleType, comp2.first, comp1.first), comp1.second));
+ return (PointFree<E>) new Comp<>(comp1.middleType, new Comp<>(comp2.middleType, comp2.first, comp1.first), comp1.second); // Yatopia - Cadmium port
}
}
@@ -108,7 +121,7 @@ public interface PointFreeRule {
INSTANCE;
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) { // Yatopia - Cadmium port
if (expr instanceof Comp<?, ?, ?>) {
final Comp<?, ?, ?> comp1 = (Comp<?, ?, ?>) expr;
final PointFree<? extends Function<?, ?>> first = comp1.first;
@@ -117,13 +130,13 @@ public interface PointFreeRule {
return swap(comp1, comp2);
}
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
@SuppressWarnings("unchecked")
- private static <A, B, C, D, E> Optional<PointFree<E>> swap(final Comp<A, B, D> comp1, final Comp<?, C, ?> comp2raw) {
+ private static <A, B, C, D, E> PointFree<E> swap(final Comp<A, B, D> comp1, final Comp<?, C, ?> comp2raw) { // Yatopia - Cadmium port
final Comp<B, C, D> comp2 = (Comp<B, C, D>) comp2raw;
- return Optional.of((PointFree<E>) new Comp<>(comp2.middleType, comp2.first, new Comp<>(comp1.middleType, comp2.second, comp1.second)));
+ return (PointFree<E>) new Comp<>(comp2.middleType, comp2.first, new Comp<>(comp1.middleType, comp2.second, comp1.second)); // Yatopia - Cadmium port
}
}
@@ -133,15 +146,15 @@ public interface PointFreeRule {
// (ap lens id) -> id
@SuppressWarnings("unchecked")
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) { // Yatopia - Cadmium port
if (expr instanceof Apply<?, ?>) {
final Apply<?, A> apply = (Apply<?, A>) expr;
final PointFree<? extends Function<?, A>> func = apply.func;
if (func instanceof ProfunctorTransformer<?, ?, ?, ?> && Objects.equals(apply.arg, Functions.id())) {
- return Optional.of((PointFree<A>) Functions.id());
+ return (PointFree<A>) Functions.id(); // Yatopia - Cadmium port
}
}
- return Optional.empty();
+ return null;
}
}
@@ -150,7 +163,7 @@ public interface PointFreeRule {
// (ap f1 (ap f2 arg)) -> (ap (f1 ◦ f2) arg)
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) { // Yatopia - Cadmium port
if (expr instanceof Apply<?, ?>) {
final Apply<?, ?> applyFirst = (Apply<?, ?>) expr;
if (applyFirst.arg instanceof Apply<?, ?>) {
@@ -158,46 +171,54 @@ public interface PointFreeRule {
return cap(applyFirst, applySecond);
}
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
@SuppressWarnings("unchecked")
- private <A, B, C, D, E> Optional<? extends PointFree<A>> cap(final Apply<D, E> applyFirst, final Apply<B, C> applySecond) {
+ private <A, B, C, D, E> PointFree<A> cap(final Apply<D, E> applyFirst, final Apply<B, C> applySecond) { // Yatopia - Cadmium port
final PointFree<?> func = applySecond.func;
- return Optional.of((PointFree<A>) Functions.app(Functions.comp(applyFirst.argType, applyFirst.func, (PointFree<Function<B, D>>) func), applySecond.arg, applySecond.argType));
+ return (PointFree<A>) Functions.app(Functions.comp(applyFirst.argType, applyFirst.func, (PointFree<Function<B, D>>) func), applySecond.arg, applySecond.argType); // Yatopia - Cadmium port
}
}
interface CompRewrite extends PointFreeRule {
@Override
- default <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
+ default <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) { // Yatopia - Cadmium port
if (expr instanceof Comp<?, ?, ?>) {
final Comp<?, ?, ?> comp = (Comp<?, ?, ?>) expr;
final PointFree<? extends Function<?, ?>> first = comp.first;
final PointFree<? extends Function<?, ?>> second = comp.second;
if (first instanceof Comp<?, ?, ?>) {
final Comp<?, ?, ?> firstComp = (Comp<?, ?, ?>) first;
- return doRewrite(type, comp.middleType, firstComp.second, comp.second).map(result -> {
+ final PointFree<?> result = doRewrite(type, comp.middleType, firstComp.second, comp.second); // Yatopia - Cadmium port
+
+ if (result!=null) { // Yatopia - Cadmium port
if (result instanceof Comp<?, ?, ?>) {
final Comp<?, ?, ?> resultComp = (Comp<?, ?, ?>) result;
return buildLeftNested(resultComp, firstComp);
}
return buildRight(firstComp, result);
- });
+ } // Yatopia - Cadmium port
+
+ return null;
}
if (second instanceof Comp<?, ?, ?>) {
final Comp<?, ?, ?> secondComp = (Comp<?, ?, ?>) second;
- return doRewrite(type, comp.middleType, comp.first, secondComp.first).map(result -> {
+ final PointFree<?> result = doRewrite(type, comp.middleType, comp.first, secondComp.first); // Yatopia - Cadmium port
+
+ if (result!=null) { // Yatopia - Cadmium port
if (result instanceof Comp<?, ?, ?>) {
final Comp<?, ?, ?> resultComp = (Comp<?, ?, ?>) result;
return buildRightNested(secondComp, resultComp);
}
return buildLeft(result, secondComp);
- });
+ }
+
+ return null; // Yatopia - Cadmium port
}
- return (Optional<? extends PointFree<A>>) doRewrite(type, comp.middleType, comp.first, comp.second);
+ return (PointFree<A>) doRewrite(type, comp.middleType, comp.first, comp.second); // Yatopia - Cadmium port
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
@SuppressWarnings("unchecked")
@@ -222,7 +243,7 @@ public interface PointFreeRule {
return (PointFree<E>) new Comp<>(comp2.middleType, comp2.first, new Comp<>(comp1.middleType, comp2.second, comp1.second));
}
- <A> Optional<? extends PointFree<?>> doRewrite(Type<A> type, Type<?> middleType, PointFree<? extends Function<?, ?>> first, PointFree<? extends Function<?, ?>> second);
+ <A> PointFree<?> doRewrite(Type<A> type, Type<?> middleType, PointFree<? extends Function<?, ?>> first, PointFree<? extends Function<?, ?>> second); // Yatopia - Cadmium port
}
enum SortProj implements CompRewrite {
@@ -230,7 +251,7 @@ public interface PointFreeRule {
// (ap π1 f)◦(ap π2 g) -> (ap π2 g)◦(ap π1 f)
@Override
- public <A> Optional<? extends PointFree<?>> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) {
+ public <A> PointFree<?> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) { // Yatopia - Cadmium port
if (first instanceof Apply<?, ?> && second instanceof Apply<?, ?>) {
final Apply<?, ?> applyFirst = (Apply<?, ?>) first;
final Apply<?, ?> applySecond = (Apply<?, ?>) second;
@@ -253,11 +274,11 @@ public interface PointFreeRule {
if (Objects.equals(fo, Optics.proj2()) && Objects.equals(so, Optics.proj1())) {
final Func<?, ?> firstArg = (Func<?, ?>) applyFirst.argType;
final Func<?, ?> secondArg = (Func<?, ?>) applySecond.argType;
- return Optional.of(cap(firstArg, secondArg, applyFirst, applySecond));
+ return cap(firstArg, secondArg, applyFirst, applySecond); // Yatopia - Cadmium port
}
}
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
@SuppressWarnings("unchecked")
@@ -275,7 +296,7 @@ public interface PointFreeRule {
// (ap i1 f)◦(ap i2 g) -> (ap i2 g)◦(ap i1 f)
@Override
- public <A> Optional<? extends PointFree<?>> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) {
+ public <A> PointFree<?> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) { // Yatopia - Cadmium port
if (first instanceof Apply<?, ?> && second instanceof Apply<?, ?>) {
final Apply<?, ?> applyFirst = (Apply<?, ?>) first;
final Apply<?, ?> applySecond = (Apply<?, ?>) second;
@@ -298,11 +319,11 @@ public interface PointFreeRule {
if (Objects.equals(fo, Optics.inj2()) && Objects.equals(so, Optics.inj1())) {
final Func<?, ?> firstArg = (Func<?, ?>) applyFirst.argType;
final Func<?, ?> secondArg = (Func<?, ?>) applySecond.argType;
- return Optional.of(cap(firstArg, secondArg, applyFirst, applySecond));
+ return cap(firstArg, secondArg, applyFirst, applySecond); // Yatopia - Cadmium port
}
}
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
@SuppressWarnings("unchecked")
@@ -320,7 +341,7 @@ public interface PointFreeRule {
// Optic[o1] ◦ Optic[o2] -> Optic[o1 ◦ o2]
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) { // Yatopia - Cadmium port
if (expr instanceof Comp<?, ?, ?>) {
final Comp<?, ?, ?> comp = (Comp<?, ?, ?>) expr;
final PointFree<? extends Function<?, ?>> first = comp.first;
@@ -328,10 +349,10 @@ public interface PointFreeRule {
if (first instanceof ProfunctorTransformer<?, ?, ?, ?> && second instanceof ProfunctorTransformer<?, ?, ?, ?>) {
final ProfunctorTransformer<?, ?, ?, ?> firstOptic = (ProfunctorTransformer<?, ?, ?, ?>) first;
final ProfunctorTransformer<?, ?, ?, ?> secondOptic = (ProfunctorTransformer<?, ?, ?, ?>) second;
- return Optional.of(cap(firstOptic, secondOptic));
+ return cap(firstOptic, secondOptic); // Yatopia - Cadmium port
}
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
@SuppressWarnings("unchecked")
@@ -345,9 +366,8 @@ public interface PointFreeRule {
INSTANCE;
// (ap lens f)◦(ap lens g) -> (ap lens (f ◦ g))
- @SuppressWarnings("unchecked")
@Override
- public <A> Optional<? extends PointFree<?>> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) {
+ public <A> PointFree<?> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) { // Yatopia - Cadmium port
if (first instanceof Apply<?, ?> && second instanceof Apply<?, ?>) {
final Apply<?, ?> applyFirst = (Apply<?, ?>) first;
final Apply<?, ?> applySecond = (Apply<?, ?>) second;
@@ -364,17 +384,17 @@ public interface PointFreeRule {
}
}
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
- private <R, A, B, C, S, T, U> Optional<? extends PointFree<R>> cap(final ProfunctorTransformer<S, T, A, B> l1, final ProfunctorTransformer<?, U, ?, C> l2, final PointFree<?> f1, final PointFree<?> f2, final Func<?, ?> firstType, final Func<?, ?> secondType) {
+ private <R, A, B, C, S, T, U> PointFree<R> cap(final ProfunctorTransformer<S, T, A, B> l1, final ProfunctorTransformer<?, U, ?, C> l2, final PointFree<?> f1, final PointFree<?> f2, final Func<?, ?> firstType, final Func<?, ?> secondType) { // Yatopia - Cadmium port
return cap2(l1, (ProfunctorTransformer<T, U, B, C>) l2, (PointFree<Function<B, C>>) f1, (PointFree<Function<A, B>>) f2, (Func<B, C>) firstType, (Func<A, B>) secondType);
}
- private <R, P extends K2, Proof extends K1, A, B, C, S, T, U> Optional<? extends PointFree<R>> cap2(final ProfunctorTransformer<S, T, A, B> l1, final ProfunctorTransformer<T, U, B, C> l2, final PointFree<Function<B, C>> f1, final PointFree<Function<A, B>> f2, final Func<B, C> firstType, final Func<A, B> secondType) {
+ private <R, P extends K2, Proof extends K1, A, B, C, S, T, U> PointFree<R> cap2(final ProfunctorTransformer<S, T, A, B> l1, final ProfunctorTransformer<T, U, B, C> l2, final PointFree<Function<B, C>> f1, final PointFree<Function<A, B>> f2, final Func<B, C> firstType, final Func<A, B> secondType) { // Yatopia - Cadmium port
final PointFree<Function<Function<A, C>, Function<S, U>>> lens = (PointFree<Function<Function<A, C>, Function<S, U>>>) (PointFree<?>) l1;
final PointFree<Function<A, C>> arg = Functions.comp(firstType.first(), f1, f2);
- return Optional.of((PointFree<R>) Functions.app(lens, arg, DSL.func(secondType.first(), firstType.second())));
+ return (PointFree<R>) Functions.app(lens, arg, DSL.func(secondType.first(), firstType.second())); // Yatopia - Cadmium port
}
}
@@ -382,15 +402,14 @@ public interface PointFreeRule {
INSTANCE;
// (fold g ◦ in) ◦ fold (f ◦ in) -> fold ( g ◦ f ◦ in), <== g ◦ in ◦ fold (f ◦ in) ◦ out == in ◦ fold (f ◦ in) ◦ out ◦ g <== g doesn't touch fold's index
- @SuppressWarnings("unchecked")
@Override
- public <A> Optional<? extends PointFree<?>> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) {
+ public <A> PointFree<?> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) { // Yatopia - Cadmium port
if (first instanceof Fold<?, ?> && second instanceof Fold<?, ?>) {
// fold (_) ◦ fold (_)
final Fold<?, ?> firstFold = (Fold<?, ?>) first;
final Fold<?, ?> secondFold = (Fold<?, ?>) second;
final RecursiveTypeFamily family = firstFold.aType.family();
- if (Objects.equals(family, secondFold.aType.family()) && firstFold.index == secondFold.index) {
+ if (firstFold.index==secondFold.index && Objects.equals(family, secondFold.aType.family())) { // Yatopia - Cadmium port
// same fold
final List<RewriteResult<?, ?>> newAlgebra = Lists.newArrayList();
@@ -399,8 +418,8 @@ public interface PointFreeRule {
boolean foundOne = false;
for (int i = 0; i < family.size(); i++) {
final RewriteResult<?, ?> firstAlgFunc = firstFold.algebra.apply(i);
- final RewriteResult<?, ?> secondAlgFunc = secondFold.algebra.apply(i);
final boolean firstId = Objects.equals(CompAssocRight.INSTANCE.rewriteOrNop(firstAlgFunc.view()).function(), Functions.id());
+ /*
final boolean secondId = Objects.equals(secondAlgFunc.view().function(), Functions.id());
if (firstId && secondId) {
@@ -408,15 +427,37 @@ public interface PointFreeRule {
} else if (!foundOne && !firstId && !secondId) {
newAlgebra.add(getCompose(firstAlgFunc, secondAlgFunc));
foundOne = true;
+ */
+ // Yatopia start - Cadmium port
+ if (firstId) {
+ final RewriteResult<?, ?> secondAlgFunc = secondFold.algebra.apply(i);
+ final boolean secondId = Objects.equals(secondAlgFunc.view().function(), Functions.id());
+
+ if (secondId) {
+ newAlgebra.add(firstFold.algebra.apply(i));
+ } else {
+ return null;
+ }
+ } else if (!foundOne) {
+ final RewriteResult<?, ?> secondAlgFunc = secondFold.algebra.apply(i);
+ final boolean secondId = Objects.equals(secondAlgFunc.view().function(), Functions.id());
+
+ if (!secondId) {
+ newAlgebra.add(getCompose(firstAlgFunc, secondAlgFunc));
+ foundOne = true;
+ } else {
+ return null;
+ }
+ // Yatopia end
} else {
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
}
final Algebra algebra = new ListAlgebra("FusedSame", newAlgebra);
- return Optional.of((PointFree<A>) family.fold(algebra).apply(firstFold.index).view().function());
+ return family.fold(algebra).apply(firstFold.index).view().function(); // Yatopia - Cadmium port
}
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
@SuppressWarnings("unchecked")
@@ -431,13 +472,14 @@ public interface PointFreeRule {
// (fold g ◦ in) ◦ fold (f ◦ in) -> fold ( g ◦ f ◦ in), <== g ◦ in ◦ fold (f ◦ in) ◦ out == in ◦ fold (f ◦ in) ◦ out ◦ g <== g doesn't touch fold's index
@SuppressWarnings("unchecked")
@Override
- public <A> Optional<? extends PointFree<?>> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) {
+ public <A> PointFree<?> doRewrite(final Type<A> type, final Type<?> middleType, final PointFree<? extends Function<?, ?>> first, final PointFree<? extends Function<?, ?>> second) { // Yatopia - Cadmium port
if (first instanceof Fold<?, ?> && second instanceof Fold<?, ?>) {
// fold (_) ◦ fold (_)
final Fold<?, ?> firstFold = (Fold<?, ?>) first;
final Fold<?, ?> secondFold = (Fold<?, ?>) second;
final RecursiveTypeFamily family = firstFold.aType.family();
- if (Objects.equals(family, secondFold.aType.family()) && firstFold.index == secondFold.index) {
+ // if (Objects.equals(family, secondFold.aType.family()) && firstFold.index == secondFold.index) {
+ if (firstFold.index==secondFold.index && Objects.equals(family, secondFold.aType.family())) { // Yatopia - Cadmium port
// same fold
final List<RewriteResult<?, ?>> newAlgebra = Lists.newArrayList();
@@ -460,46 +502,57 @@ public interface PointFreeRule {
// TODO: verify that this is enough
for (int i = 0; i < family.size(); i++) {
final RewriteResult<?, ?> firstAlgFunc = firstFold.algebra.apply(i);
+ // Yatopia start - Cadmium port
+ if (firstAlgFunc.recData().intersects(secondModifies)) {
+ // outer function depends on the result of the inner one
+ return null;
+ }
+ // Yatopia end
final RewriteResult<?, ?> secondAlgFunc = secondFold.algebra.apply(i);
+ /*
final PointFree<?> firstF = CompAssocRight.INSTANCE.rewriteOrNop(firstAlgFunc.view()).function();
final PointFree<?> secondF = CompAssocRight.INSTANCE.rewriteOrNop(secondAlgFunc.view()).function();
final boolean firstId = Objects.equals(firstF, Functions.id());
final boolean secondId = Objects.equals(secondF, Functions.id());
if (firstAlgFunc.recData().intersects(secondModifies) || secondAlgFunc.recData().intersects(firstModifies)) {
+ */
+ // Yatopia start - Cadmium port
+ if (secondAlgFunc.recData().intersects(firstModifies)) {
// outer function depends on the result of the inner one
- return Optional.empty();
+ return null;
}
- if (firstId) {
+ // Yatopia end
+ if (Objects.equals(CompAssocRight.INSTANCE.rewriteOrNop(firstAlgFunc.view()).function(), Functions.id())) { // Yatopia - Cadmium port
newAlgebra.add(secondAlgFunc);
- } else if (secondId) {
+ } else if (Objects.equals(CompAssocRight.INSTANCE.rewriteOrNop(secondAlgFunc.view()).function(), Functions.id())) { // Yatopia - Cadmium port
newAlgebra.add(firstAlgFunc);
} else {
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
}
// have new algebra - make a new fold
final Algebra algebra = new ListAlgebra("FusedDifferent", newAlgebra);
- return Optional.of((PointFree<A>) family.fold(algebra).apply(firstFold.index).view().function());
+ return family.fold(algebra).apply(firstFold.index).view().function(); // Yatopia - Cadmium port
}
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
}
/*final class ReflexCata implements Rule {
@SuppressWarnings("unchecked")
@Override
- public <A> Optional<? extends PF<A>> rewrite(final Type<A> type, final PF<A> expr) {
+ public <A> PF<A> rewrite(final Type<A> type, final PF<A> expr) { // Yatopia - Cadmium port
if (type instanceof Type.Func<?, ?> && expr instanceof PF.Cata<?, ?, ?, ?>) {
final Type.Func<?, ?> funcType = (Type.Func<?, ?>) type;
final PF.Cata<?, ?, ?, ?> cata = (PF.Cata<?, ?, ?, ?>) expr;
// TODO better equality
if (Objects.equals(cata.alg, PF.genBF(cata.family.to)) && Objects.equals(funcType.first, funcType.second)) {
- return Optional.of((PF<A>) PF.id());
+ return (PF<A>) PF.id(); // Yatopia - Cadmium port
}
}
- return Optional.empty();
+ return null; // Yatopia - Cadmium port
}
}*/
@@ -518,14 +571,20 @@ public interface PointFreeRule {
this.rules = ImmutableList.copyOf(rules);
}
+ // Yatopia start - Cadmium port
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
- Optional<? extends PointFree<A>> result = Optional.of(expr);
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) {
+ PointFree<A> result = expr;
for (final Supplier<PointFreeRule> rule : rules) {
- result = result.flatMap(pf -> rule.get().<A>rewrite(type, pf));
+ if (result==null) {
+ return null;
+ }
+
+ result = rule.get().rewrite(type, result);
}
return result;
}
+ // Yatopia end
@Override
public boolean equals(final Object obj) {
@@ -546,30 +605,28 @@ public interface PointFreeRule {
}
static PointFreeRule orElse(final PointFreeRule first, final PointFreeRule second) {
- return new OrElse(first, () -> second);
- }
-
- static PointFreeRule orElseStrict(final PointFreeRule first, final Supplier<PointFreeRule> second) {
return new OrElse(first, second);
}
final class OrElse implements PointFreeRule {
protected final PointFreeRule first;
- protected final Supplier<PointFreeRule> second;
+ protected final PointFreeRule second; // Yatopia - Cadmium port
- public OrElse(final PointFreeRule first, final Supplier<PointFreeRule> second) {
+ public OrElse(final PointFreeRule first, final PointFreeRule second) { // Yatopia - Cadmium port
this.first = first;
this.second = second;
}
+ // Yatopia start - Cadmium port
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
- final Optional<? extends PointFree<A>> view = first.rewrite(type, expr);
- if (view.isPresent()) {
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) {
+ final PointFree<A> view = first.rewrite(type, expr);
+ if (view!=null) {
return view;
}
- return second.get().rewrite(type, expr);
+ return second.rewrite(type, expr);
}
+ // Yatopia end
@Override
public boolean equals(final Object obj) {
@@ -589,6 +646,42 @@ public interface PointFreeRule {
}
}
+ // Yatopia start - Cadmium port
+ final class OrElseStrict implements PointFreeRule {
+ protected final PointFreeRule rule;
+
+ public OrElseStrict(final PointFreeRule rule) {
+ this.rule = rule;
+ }
+
+ @Override
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) {
+ final PointFree<A> view = rule.rewrite(type, expr);
+ if (view!=null) {
+ return view;
+ }
+ return expr.one(this, type);
+ }
+
+ @Override
+ public boolean equals(final Object obj) {
+ if (obj == this) {
+ return true;
+ }
+ if (!(obj instanceof OrElse)) {
+ return false;
+ }
+ final OrElse that = (OrElse) obj;
+ return Objects.equals(rule, that.first);
+ }
+
+ @Override
+ public int hashCode() {
+ return Objects.hash(rule);
+ }
+ }
+ // Yatopia end
+
static PointFreeRule all(final PointFreeRule rule) {
return new All(rule);
}
@@ -598,7 +691,7 @@ public interface PointFreeRule {
}
static PointFreeRule once(final PointFreeRule rule) {
- return orElseStrict(rule, () -> one(once(rule)));
+ return new OrElseStrict(rule); // Yatopia - Cadmium port
}
static PointFreeRule many(final PointFreeRule rule) {
@@ -617,7 +710,7 @@ public interface PointFreeRule {
}
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) { // Yatopia - Cadmium port
return expr.all(rule, type);
}
@@ -647,7 +740,7 @@ public interface PointFreeRule {
}
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) { // Yatopia - Cadmium port
return expr.one(rule, type);
}
@@ -676,17 +769,22 @@ public interface PointFreeRule {
this.rule = rule;
}
+ // Yatopia start - Cadmium port
@Override
- public <A> Optional<? extends PointFree<A>> rewrite(final Type<A> type, final PointFree<A> expr) {
- Optional<? extends PointFree<A>> result = Optional.of(expr);
+ public <A> PointFree<A> rewrite(final Type<A> type, final PointFree<A> expr) {
+ PointFree<A> result = expr;
while (true) {
- final Optional<? extends PointFree<A>> newResult = result.flatMap(e -> rule.rewrite(type, e).map(r -> r));
- if (!newResult.isPresent()) {
+ if (result==null) {
+ return null;
+ }
+ final PointFree<A> newResult = rule.rewrite(type, result);
+ if (newResult==null) {
return result;
}
result = newResult;
}
}
+ // Yatopia end
@Override
public boolean equals(final Object o) {
diff --git a/src/main/java/com/mojang/datafixers/optics/IdAdapter.java b/src/main/java/com/mojang/datafixers/optics/IdAdapter.java
index 3f1793aca685a627d0e925d037f663a257522d8d..0e4bf4b58710be135e6573ccff3f8c0a2a41191a 100644
--- a/src/main/java/com/mojang/datafixers/optics/IdAdapter.java
+++ b/src/main/java/com/mojang/datafixers/optics/IdAdapter.java
@@ -3,6 +3,14 @@
package com.mojang.datafixers.optics;
class IdAdapter<S, T> implements Adapter<S, T, S, T> {
+ // Yatopia start - Cadmium port
+ private static final Adapter<?, ?, ?, ?> INSTANCE = new IdAdapter<>();
+
+ private IdAdapter() {
+
+ }
+ // Yatopia end
+
@Override
public S from(final S s) {
return s;
@@ -22,4 +30,11 @@ class IdAdapter<S, T> implements Adapter<S, T, S, T> {
public String toString() {
return "id";
}
+
+ // Yatopia start - Cadmium port
+ @SuppressWarnings("unchecked")
+ public static <S, T> Adapter<S, T, S, T> instance() {
+ return (Adapter<S, T, S, T>) INSTANCE;
+ }
+ // Yatopia end
}
diff --git a/src/main/java/com/mojang/datafixers/optics/Inj1.java b/src/main/java/com/mojang/datafixers/optics/Inj1.java
index 8c56955c9d6c3d6021d5c9fda452e39774ac587c..4813f335cd536d1b32b9095dbd76e18c22a6dea1 100644
--- a/src/main/java/com/mojang/datafixers/optics/Inj1.java
+++ b/src/main/java/com/mojang/datafixers/optics/Inj1.java
@@ -5,6 +5,14 @@ package com.mojang.datafixers.optics;
import com.mojang.datafixers.util.Either;
public final class Inj1<F, G, F2> implements Prism<Either<F, G>, Either<F2, G>, F, F2> {
+ // Yatopia start - Cadmium port
+ private static final Inj1<?, ?, ?> INSTANCE = new Inj1<>();
+
+ private Inj1() {
+
+ }
+ // Yatopia end
+
@Override
public Either<Either<F2, G>, F> match(final Either<F, G> either) {
return either.map(Either::right, g -> Either.left(Either.right(g)));
@@ -24,4 +32,11 @@ public final class Inj1<F, G, F2> implements Prism<Either<F, G>, Either<F2, G>,
public boolean equals(final Object obj) {
return obj instanceof Inj1<?, ?, ?>;
}
+
+ // Yatopia start - Cadmium port
+ @SuppressWarnings("unchecked")
+ public static <F, G, F2> Inj1<F, G, F2> instance() {
+ return (Inj1<F, G, F2>) INSTANCE;
+ }
+ // Yatopia end
}
diff --git a/src/main/java/com/mojang/datafixers/optics/Inj2.java b/src/main/java/com/mojang/datafixers/optics/Inj2.java
index 2f95715f310faec6e43c715cbf204a092bfc107e..ad2400ccdb159cbf8b882d0b5afc53d3e220f770 100644
--- a/src/main/java/com/mojang/datafixers/optics/Inj2.java
+++ b/src/main/java/com/mojang/datafixers/optics/Inj2.java
@@ -2,9 +2,18 @@
// Licensed under the MIT license.
package com.mojang.datafixers.optics;
+import com.mojang.datafixers.DataFixerBuilder; // Yatopia - Cadmium port
import com.mojang.datafixers.util.Either;
public final class Inj2<F, G, G2> implements Prism<Either<F, G>, Either<F, G2>, G, G2> {
+ // Yatopia start - Cadmium port
+ private static final Inj2<?, ?, ?> INSTANCE = new Inj2<>();
+
+ private Inj2() {
+
+ }
+ // Yatopia end
+
@Override
public Either<Either<F, G2>, G> match(final Either<F, G> either) {
return either.map(f -> Either.left(Either.left(f)), Either::right);
@@ -24,4 +33,11 @@ public final class Inj2<F, G, G2> implements Prism<Either<F, G>, Either<F, G2>,
public boolean equals(final Object obj) {
return obj instanceof Inj2<?, ?, ?>;
}
+
+ // Yatopia start - Cadmium port
+ @SuppressWarnings("unchecked")
+ public static <F, G, G2> Inj2<F, G, G2> instance() {
+ return (Inj2<F, G, G2>) INSTANCE;
+ }
+ // Yatopia end
}
diff --git a/src/main/java/com/mojang/datafixers/optics/Optics.java b/src/main/java/com/mojang/datafixers/optics/Optics.java
index 4bf469df6a9092a554df4dafdbfe37f51da28f32..cec492b8e633adedbf6c4d83cf257f640412de06 100644
--- a/src/main/java/com/mojang/datafixers/optics/Optics.java
+++ b/src/main/java/com/mojang/datafixers/optics/Optics.java
@@ -65,7 +65,7 @@ public abstract class Optics {
}
public static <S, T> Adapter<S, T, S, T> id() {
- return new IdAdapter<>();
+ return IdAdapter.instance(); // Yatopia - Cadmium port
}
public static <S, T, A, B> Adapter<S, T, A, B> adapter(final Function<S, A> from, final Function<B, T> to) {
@@ -223,19 +223,19 @@ public abstract class Optics {
}
public static <F, G, F2> Proj1<F, G, F2> proj1() {
- return new Proj1<>();
+ return Proj1.instance(); // Yatopia - Cadmium port
}
public static <F, G, G2> Proj2<F, G, G2> proj2() {
- return new Proj2<>();
+ return Proj2.instance(); // Yatopia - Cadmium port
}
public static <F, G, F2> Inj1<F, G, F2> inj1() {
- return new Inj1<>();
+ return Inj1.instance(); // Yatopia - Cadmium port
}
public static <F, G, G2> Inj2<F, G, G2> inj2() {
- return new Inj2<>();
+ return Inj2.instance(); // Yatopia - Cadmium port
}
/*public static <Proof extends Cartesian.Mu, S1, S2, T1, T2, A, B> Optic<Proof, Either<S1, S2>, Either<T1, T2>, A, B> choosing(final Optic<? super Profunctor.Mu, S1, T1, A, B> first, final Optic<? super Profunctor.Mu, S2, T2, A, B> second) {
diff --git a/src/main/java/com/mojang/datafixers/optics/Proj1.java b/src/main/java/com/mojang/datafixers/optics/Proj1.java
index 488e4cd9a87178a441eda0ee5bff9c5feca69e6d..ae8850e52feeff51f61c4527c792446ef5e23344 100644
--- a/src/main/java/com/mojang/datafixers/optics/Proj1.java
+++ b/src/main/java/com/mojang/datafixers/optics/Proj1.java
@@ -5,6 +5,14 @@ package com.mojang.datafixers.optics;
import com.mojang.datafixers.util.Pair;
public final class Proj1<F, G, F2> implements Lens<Pair<F, G>, Pair<F2, G>, F, F2> {
+ // Yatopia start - Cadmium port
+ private static final Proj1<?, ?, ?> INSTANCE = new Proj1<>();
+
+ private Proj1() {
+
+ }
+ // Yatopia end
+
@Override
public F view(final Pair<F, G> pair) {
return pair.getFirst();
@@ -24,4 +32,11 @@ public final class Proj1<F, G, F2> implements Lens<Pair<F, G>, Pair<F2, G>, F, F
public boolean equals(final Object obj) {
return obj instanceof Proj1<?, ?, ?>;
}
+
+ // Yatopia start - Cadmium port
+ @SuppressWarnings("unchecked")
+ public static <F, G, F2> Proj1<F, G, F2> instance() {
+ return (Proj1<F, G, F2>) INSTANCE;
+ }
+ // Yatopia end
}
diff --git a/src/main/java/com/mojang/datafixers/optics/Proj2.java b/src/main/java/com/mojang/datafixers/optics/Proj2.java
index 3bd3689115f25d34fceaa8f8f915c21656267af5..76d05449689808e3d0435aea7480dcad134730f1 100644
--- a/src/main/java/com/mojang/datafixers/optics/Proj2.java
+++ b/src/main/java/com/mojang/datafixers/optics/Proj2.java
@@ -5,6 +5,14 @@ package com.mojang.datafixers.optics;
import com.mojang.datafixers.util.Pair;
public final class Proj2<F, G, G2> implements Lens<Pair<F, G>, Pair<F, G2>, G, G2> {
+ // Yatopia start - Cadmium port
+ private static final Proj2<?, ?, ?> INSTANCE = new Proj2<>();
+
+ private Proj2() {
+
+ }
+ // Yatopia end
+
@Override
public G view(final Pair<F, G> pair) {
return pair.getSecond();
@@ -24,4 +32,11 @@ public final class Proj2<F, G, G2> implements Lens<Pair<F, G>, Pair<F, G2>, G, G
public boolean equals(final Object obj) {
return obj instanceof Proj2<?, ?, ?>;
}
+
+ // Yatopia start - Cadmium port
+ @SuppressWarnings("unchecked")
+ public static <F, G2, G> Proj2<F, G, G2> instance() {
+ return (Proj2<F, G, G2>) INSTANCE;
+ }
+ // Yatopia end
}
diff --git a/src/main/java/com/mojang/datafixers/types/Type.java b/src/main/java/com/mojang/datafixers/types/Type.java
index 4592da3c75e639164d10cc05518c27d8f488a103..53ab2332aaff5970e5f3825734906fc7f1f8c53c 100644
--- a/src/main/java/com/mojang/datafixers/types/Type.java
+++ b/src/main/java/com/mojang/datafixers/types/Type.java
@@ -87,7 +87,7 @@ public abstract class Type<A> implements App<Type.Mu, A> {
}
public Optional<RewriteResult<A, ?>> everywhere(final TypeRewriteRule rule, final PointFreeRule optimizationRule, final boolean recurse, final boolean checkIndex) {
- final TypeRewriteRule rule2 = TypeRewriteRule.seq(TypeRewriteRule.orElse(rule, TypeRewriteRule::nop), TypeRewriteRule.all(TypeRewriteRule.everywhere(rule, optimizationRule, recurse, checkIndex), recurse, checkIndex));
+ final TypeRewriteRule rule2 = TypeRewriteRule.seq(TypeRewriteRule.orElse(rule, TypeRewriteRule.Nop.INSTANCE), TypeRewriteRule.all(TypeRewriteRule.everywhere(rule, optimizationRule, recurse, checkIndex), recurse, checkIndex)); // Yatopia - Cadmium port
return rewrite(rule2, optimizationRule);
}
@@ -187,7 +187,17 @@ public abstract class Type<A> implements App<Type.Mu, A> {
});
if (ref.getValue() != null) {
- Optional<RewriteResult<A, ?>> result = rule.rewrite(this).flatMap(r -> r.view().rewrite(fRule).map(view -> RewriteResult.create(view, r.recData())));
+ // Yatopia start - Cadmium port
+ Optional<RewriteResult<A, ?>> result = rule.rewrite(this).flatMap(r -> {
+ View<A, ?> view = r.view().rewrite(fRule);
+
+ if (view!=null) {
+ return Optional.of(RewriteResult.create(view, r.recData()));
+ }
+
+ return Optional.empty();
+ });
+ // Yatopia end
REWRITE_CACHE.put(key, result);
pending.complete(result);
PENDING_REWRITE_CACHE.remove(key);
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