document extensions

1 files changed, 51 insertions, 7 deletions

diff --git a/src/StardewModdingAPI/Extensions.cs b/src/StardewModdingAPI/Extensions.cs
index 5726e882..27278416 100644
--- a/src/StardewModdingAPI/Extensions.cs
+++ b/src/StardewModdingAPI/Extensions.cs
@@ -8,28 +8,47 @@ using Microsoft.Xna.Framework.Input;
 
 namespace StardewModdingAPI
 {
+    /// <summary>Provides general utility extensions.</summary>
     public static class Extensions
     {
+        /*********
+        ** Accessors
+        *********/
+        /// <summary>A pseudo-random number generator.</summary>
         public static Random Random = new Random();
 
+
+        /*********
+        ** Public methods
+        *********/
+        /// <summary>Get whether the given key is currently being pressed.</summary>
+        /// <param name="key">The key to check.</param>
         public static bool IsKeyDown(this Keys key)
         {
             return Keyboard.GetState().IsKeyDown(key);
         }
 
+        /// <summary>Get a random color.</summary>
         public static Color RandomColour()
         {
-            return new Color(Random.Next(0, 255), Random.Next(0, 255), Random.Next(0, 255));
+            return new Color(Extensions.Random.Next(0, 255), Extensions.Random.Next(0, 255), Extensions.Random.Next(0, 255));
         }
 
+        /// <summary>Concatenate an enumeration into a delimiter-separated string.</summary>
+        /// <param name="ienum">The values to concatenate.</param>
+        /// <param name="split">The value separator.</param>
         [Obsolete("The usage of ToSingular has changed. Please update your call to use ToSingular<T>")]
         public static string ToSingular(this IEnumerable ienum, string split = ", ")
         {
-            Log.AsyncR("The usage of ToSingular has changed. Please update your call to use ToSingular<T>");
+            Log.Error("The usage of ToSingular has changed. Please update your call to use ToSingular<T>");
             return "";
         }
 
-        public static string ToSingular<T>(this IEnumerable<T> ienum, string split = ", ") // where T : class
+        /// <summary>Concatenate an enumeration into a delimiter-separated string.</summary>
+        /// <typeparam name="T">The enumerated value type.</typeparam>
+        /// <param name="ienum">The values to concatenate.</param>
+        /// <param name="split">The value separator.</param>
+        public static string ToSingular<T>(this IEnumerable<T> ienum, string split = ", ")
         {
             //Apparently Keys[] won't split normally :l
             if (typeof(T) == typeof(Keys))
@@ -39,72 +58,97 @@ namespace StardewModdingAPI
             return string.Join(split, ienum);
         }
 
+        /// <summary>Get whether the value can be parsed as a number.</summary>
+        /// <param name="o">The value.</param>
         public static bool IsInt32(this object o)
         {
             int i;
             return int.TryParse(o.ToString(), out i);
         }
 
+        /// <summary>Get the numeric representation of a value.</summary>
+        /// <param name="o">The value.</param>
         public static int AsInt32(this object o)
         {
             return int.Parse(o.ToString());
         }
 
+        /// <summary>Get whether the value can be parsed as a boolean.</summary>
+        /// <param name="o">The value.</param>
         public static bool IsBool(this object o)
         {
             bool b;
             return bool.TryParse(o.ToString(), out b);
         }
 
+        /// <summary>Get the boolean representation of a value.</summary>
+        /// <param name="o">The value.</param>
         public static bool AsBool(this object o)
         {
             return bool.Parse(o.ToString());
         }
 
+        /// <summary>Get a list hash calculated from the hashes of the values it contains.</summary>
+        /// <param name="enumerable">The values to hash.</param>
         public static int GetHash(this IEnumerable enumerable)
         {
             var hash = 0;
             foreach (var v in enumerable)
-            {
                 hash ^= v.GetHashCode();
-            }
             return hash;
         }
 
+        /// <summary>Cast a value to the given type. This returns <c>null</c> if the value can't be cast.</summary>
+        /// <typeparam name="T">The type to which to cast.</typeparam>
+        /// <param name="o">The value.</param>
         public static T Cast<T>(this object o) where T : class
         {
             return o as T;
         }
 
+        /// <summary>Get all private types on an object.</summary>
+        /// <param name="o">The object to scan.</param>
         public static FieldInfo[] GetPrivateFields(this object o)
         {
             return o.GetType().GetFields(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Static);
         }
 
+        /// <summary>Get metadata for a private field.</summary>
+        /// <param name="t">The type to scan.</param>
+        /// <param name="name">The name of the field to find.</param>
         public static FieldInfo GetBaseFieldInfo(this Type t, string name)
         {
             return t.GetField(name, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Static);
         }
 
+        /// <summary>Get the value of a private field.</summary>
+        /// <param name="t">The type to scan.</param>
+        /// <param name="o">The instance for which to get a value.</param>
+        /// <param name="name">The name of the field to find.</param>
         public static T GetBaseFieldValue<T>(this Type t, object o, string name) where T : class
         {
             return t.GetBaseFieldInfo(name).GetValue(o) as T;
         }
 
+        /// <summary>Set the value of a private field.</summary>
+        /// <param name="t">The type to scan.</param>
+        /// <param name="o">The instance for which to set a value.</param>
+        /// <param name="name">The name of the field to find.</param>
+        /// <param name="newValue">The value to set.</param>
         public static void SetBaseFieldValue<T>(this Type t, object o, string name, object newValue) where T : class
         {
             t.GetBaseFieldInfo(name).SetValue(o, newValue as T);
         }
 
+        /// <summary>Get a copy of the string with only alphanumeric characters. (Numbers are not removed, despite the name.)</summary>
+        /// <param name="st">The string to copy.</param>
         public static string RemoveNumerics(this string st)
         {
             var s = st;
             foreach (var c in s)
             {
                 if (!char.IsLetterOrDigit(c))
-                {
                     s = s.Replace(c.ToString(), "");
-                }
             }
             return s;
         }