feat: added support for field type descriptor

src/main/java/ftbsc/lll/mapper/impl/TinyV2Mapper.java

@@ -53,7 +53,7 @@ public class TinyV2Mapper extends AbstractMapper {
 						case 'f': //fields
 							if(tokens.length == 4)
 								break;
-							this.mappings.get(currentClass).addField(tokens[2], tokens[3]);
+							this.mappings.get(currentClass).addField(tokens[2], tokens[3], tokens[1]);
 							continue;
 					}
 					break;

src/main/java/ftbsc/lll/mapper/tools/data/ClassData.java

@@ -68,6 +68,16 @@ public class ClassData {
 		this.fields.put(plain, new FieldData(this, plain, mapped));
 	}
 
+	/**
+	 * Adds a field to the target class.
+	 * @param plain the name of the field
+	 * @param mapped the mapped name of the field
+	 * @param descriptor the plain type descriptor of the field
+	 */
+	public void addField(String plain, String mapped, String descriptor) {
+		this.fields.put(plain, new FieldData(this, plain, mapped, descriptor));
+	}
+
 	/**
 	 * Generates the reverse mappings for this class.
 	 * Should always be called only after the given mapper has finished

src/main/java/ftbsc/lll/mapper/tools/data/FieldData.java

@@ -21,7 +21,14 @@ public class FieldData {
 	public final String nameMapped;
 
 	/**
-	 * Constructs a new {@link FieldData}.
+	 * The field's type descriptor.
+	 * Some formats may not specify it; if this was created in one such format,
+	 * this is going to be null.
+	 */
+	public final String descriptor;
+
+	/**
+	 * Constructs a new {@link FieldData} with unspecified descriptor.
 	 * @param parentClass the {@link ClassData} representation of the parent class
 	 * @param name the field name
 	 * @param nameMapped the mapped field name
@@ -30,5 +37,20 @@ public class FieldData {
 		this.parentClass = parentClass;
 		this.name = name;
 		this.nameMapped = nameMapped;
+		this.descriptor = null;
+	}
+
+	/**
+	 * Constructs a new {@link FieldData} with descriptor.
+	 * @param parentClass the {@link ClassData} representation of the parent class
+	 * @param name the field name
+	 * @param nameMapped the mapped field name
+	 * @param descriptor the field's type descriptor
+	 */
+	public FieldData(ClassData parentClass, String name, String nameMapped, String descriptor) {
+		this.parentClass = parentClass;
+		this.name = name;
+		this.nameMapped = nameMapped;
+		this.descriptor = descriptor;
 	}
 }