Merge branch 'master' into future

# Conflicts:
#	gradle.properties
#	src/main/java/carpet/script/annotation/AnnotationParser.java
#	src/main/java/carpet/script/utils/BiomeInfo.java
#	src/main/resources/fabric.mod.json

src/main/java/carpet/script/annotation/AnnotationParser.java

@@ -21,6 +21,7 @@ import carpet.script.Context;
 import carpet.script.Expression;
 import carpet.script.Fluff.AbstractLazyFunction;
 import carpet.script.Fluff.TriFunction;
+import carpet.script.Fluff.UsageProvider;
 import carpet.script.exception.InternalExpressionException;
 import carpet.script.LazyValue;
 import carpet.script.value.Value;
@@ -73,6 +74,7 @@ import it.unimi.dsi.fastutil.objects.ObjectArrayList;
  */
 public final class AnnotationParser
 {
+    static final int UNDEFINED_PARAMS = -2;
     private static final List<ParsedFunction> functionList = new ArrayList<>();
 
     /**
@@ -90,8 +92,8 @@ public final class AnnotationParser
      * {@link InternalExpressionException}).
      * Basically, it's fine as long as you don't add a {@code throws} declaration to your methods.</li>
      * <li>Varargs (or effectively varargs) annotated methods must explicitly declare a maximum number of parameters to ingest in the {@link ScarpetFunction} 
-     * annotation. They can still declare an unlimited amount by setting that maximum to {@code -1}. "Effectively varargs" means a function that has 
-     * a parameter using/requiring a {@link ValueConverter} that has declared {@link ValueConverter#consumesVariableArgs()}.</li>
+     * annotation. They can still declare an unlimited amount by setting that maximum to {@link ScarpetFunction#UNLIMITED_PARAMS}. "Effectively varargs"
+     * means a function that has at least a parameter requiring a {@link ValueConverter} that has declared {@link ValueConverter#consumesVariableArgs()}.</li>
      * <li>Annotated methods must not have a parameter with generics as the varargs parameter. This is just because it was painful for me (altrisi) and 
      * didn't want to support it. Those will crash with a {@code ClassCastException}</li>
      * </ul>
@@ -141,7 +143,7 @@ public final class AnnotationParser
             expr.addLazyFunction(function.name, function.scarpetParamCount, function);
     }
 
-    private static class ParsedFunction implements TriFunction<Context, Context.Type, List<LazyValue>, LazyValue>
+    private static class ParsedFunction implements TriFunction<Context, Context.Type, List<LazyValue>, LazyValue>, UsageProvider
     {
         private final String name;
         private final boolean isMethodVarArgs;
@@ -186,10 +188,10 @@ public final class AnnotationParser
             if (this.isEffectivelyVarArgs)
             {
                 maxParams = method.getAnnotation(ScarpetFunction.class).maxParams();
-                if (maxParams == -2)
-                    throw new IllegalArgumentException("No maximum number of params specified for " + name + ", use -1 for unlimited. "
+                if (maxParams == UNDEFINED_PARAMS)
+                    throw new IllegalArgumentException("No maximum number of params specified for " + name + ", use ScarpetFunction.UNLIMITED_PARAMS for unlimited. "
                             + "Provided in " + instance.getClass());
-                if (maxParams == -1)
+                if (maxParams == ScarpetFunction.UNLIMITED_PARAMS)
                     maxParams = Integer.MAX_VALUE;
                 if (maxParams < this.minParams)
                     throw new IllegalArgumentException("Provided maximum number of params for " + name + " is smaller than method's param count."
@@ -293,7 +295,8 @@ public final class AnnotationParser
             return params;
         }
 
-        private String getUsage()
+        @Override
+        public String getUsage()
         {
             // Possibility: More descriptive messages using param.getName()? Would need changing gradle setup to keep those
             StringBuilder builder = new StringBuilder("Usage: '");