Upload from upload_mods.ps1

Scripts/Utilities/ExpressionParser/Sprache/Position.cs

@@ -0,0 +1,136 @@
+using System;
+
+namespace Sprache
+{
+    /// <summary>
+    /// Represents a position in the input.
+    /// </summary>
+    public class Position : IEquatable<Position>
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Position" /> class.
+        /// </summary>
+        /// <param name="pos">The position.</param>
+        /// <param name="line">The line number.</param>
+        /// <param name="column">The column.</param>
+        public Position(int pos, int line, int column)
+        {
+            Pos = pos;
+            Line = line;
+            Column = column;
+        }
+
+        /// <summary>
+        /// Creates an new <see cref="Position"/> instance from a given <see cref="IInput"/> object.
+        /// </summary>
+        /// <param name="input">The current input.</param>
+        /// <returns>A new <see cref="Position"/> instance.</returns>
+        public static Position FromInput(IInput input)
+        {
+            return new Position(input.Position, input.Line, input.Column);
+        }
+
+        /// <summary>
+        /// Gets the current positon.
+        /// </summary>
+        public int Pos
+        {
+            get;
+            private set;
+        }
+
+        /// <summary>
+        /// Gets the current line number.
+        /// </summary>
+        public int Line
+        {
+            get;
+            private set;
+        }
+
+        /// <summary>
+        /// Gets the current column.
+        /// </summary>
+        public int Column
+        {
+            get;
+            private set;
+        }
+
+        /// <summary>
+        /// Determines whether the specified <see cref="T:System.Object"/> is equal to the current <see cref="Position" />.
+        /// </summary>
+        /// <returns>
+        /// true if the specified <see cref="T:System.Object"/> is equal to the current <see cref="Position" />; otherwise, false.
+        /// </returns>
+        /// <param name="obj">The object to compare with the current object. </param>
+        public override bool Equals(object obj)
+        {
+            return Equals(obj as Position);
+        }
+
+        /// <summary>
+        /// Indicates whether the current <see cref="Position" /> is equal to another object of the same type.
+        /// </summary>
+        /// <returns>
+        /// true if the current object is equal to the <paramref name="other"/> parameter; otherwise, false.
+        /// </returns>
+        /// <param name="other">An object to compare with this object.</param>
+        public bool Equals(Position other)
+        {
+            if (ReferenceEquals(null, other)) return false;
+            if (ReferenceEquals(this, other)) return true;
+            return Pos == other.Pos
+                && Line == other.Line
+                && Column == other.Column;
+        }
+
+        /// <summary>
+        /// Indicates whether the left <see cref="Position" /> is equal to the right <see cref="Position" />.
+        /// </summary>
+        /// <param name="left">The left <see cref="Position" />.</param>
+        /// <param name="right">The right <see cref="Position" />.</param>
+        /// <returns>true if both objects are equal.</returns>
+        public static bool operator ==(Position left, Position right)
+        {
+            return Equals(left, right);
+        }
+
+        /// <summary>
+        /// Indicates whether the left <see cref="Position" /> is not equal to the right <see cref="Position" />.
+        /// </summary>
+        /// <param name="left">The left <see cref="Position" />.</param>
+        /// <param name="right">The right <see cref="Position" />.</param>
+        /// <returns>true if the objects are not equal.</returns>
+        public static bool operator !=(Position left, Position right)
+        {
+            return !Equals(left, right);
+        }
+
+        /// <summary>
+        /// Serves as a hash function for a particular type.
+        /// </summary>
+        /// <returns>
+        /// A hash code for the current <see cref="Position" />.
+        /// </returns>
+        public override int GetHashCode()
+        {
+            var h = 31;
+            h = h * 13 + Pos;
+            h = h * 13 + Line;
+            h = h * 13 + Column;
+            return h;
+        }
+
+        /// <summary>
+        /// Returns a string that represents the current object.
+        /// </summary>
+        /// <returns>
+        /// A string that represents the current object.
+        /// </returns>
+        public override string ToString()
+        {
+            return string.Format("Line {0}, Column {1}", Line, Column);
+        }
+    }
+}