1 // 2 // ArrayType.cs 3 // 4 // Author: 5 // Jb Evain (jbevain@gmail.com) 6 // 7 // Copyright (c) 2008 - 2011 Jb Evain 8 // 9 // Permission is hereby granted, free of charge, to any person obtaining 10 // a copy of this software and associated documentation files (the 11 // "Software"), to deal in the Software without restriction, including 12 // without limitation the rights to use, copy, modify, merge, publish, 13 // distribute, sublicense, and/or sell copies of the Software, and to 14 // permit persons to whom the Software is furnished to do so, subject to 15 // the following conditions: 16 // 17 // The above copyright notice and this permission notice shall be 18 // included in all copies or substantial portions of the Software. 19 // 20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 27 // 28 29 using System; 30 using System.Text; 31 using Mono.Collections.Generic; 32 using MD = Mono.Cecil.Metadata; 33 34 namespace Mono.Cecil { 35 36 public struct ArrayDimension { 37 38 int? lower_bound; 39 int? upper_bound; 40 41 public int? LowerBound { 42 get { return lower_bound; } 43 set { lower_bound = value; } 44 } 45 46 public int? UpperBound { 47 get { return upper_bound; } 48 set { upper_bound = value; } 49 } 50 51 public bool IsSized { 52 get { return lower_bound.HasValue || upper_bound.HasValue; } 53 } 54 ArrayDimensionMono.Cecil.ArrayDimension55 public ArrayDimension (int? lowerBound, int? upperBound) 56 { 57 this.lower_bound = lowerBound; 58 this.upper_bound = upperBound; 59 } 60 ToStringMono.Cecil.ArrayDimension61 public override string ToString () 62 { 63 return !IsSized 64 ? string.Empty 65 : lower_bound + "..." + upper_bound; 66 } 67 } 68 69 public sealed class ArrayType : TypeSpecification { 70 71 Collection<ArrayDimension> dimensions; 72 73 public Collection<ArrayDimension> Dimensions { 74 get { 75 if (dimensions != null) 76 return dimensions; 77 78 dimensions = new Collection<ArrayDimension> (); 79 dimensions.Add (new ArrayDimension ()); 80 return dimensions; 81 } 82 } 83 84 public int Rank { 85 get { return dimensions == null ? 1 : dimensions.Count; } 86 } 87 88 public bool IsVector { 89 get { 90 if (dimensions == null) 91 return true; 92 93 if (dimensions.Count > 1) 94 return false; 95 96 var dimension = dimensions [0]; 97 98 return !dimension.IsSized; 99 } 100 } 101 102 public override bool IsValueType { 103 get { return false; } 104 set { throw new InvalidOperationException (); } 105 } 106 107 public override string Name { 108 get { return base.Name + Suffix; } 109 } 110 111 public override string FullName { 112 get { return base.FullName + Suffix; } 113 } 114 115 string Suffix { 116 get { 117 if (IsVector) 118 return "[]"; 119 120 var suffix = new StringBuilder (); 121 suffix.Append ("["); 122 for (int i = 0; i < dimensions.Count; i++) { 123 if (i > 0) 124 suffix.Append (","); 125 126 suffix.Append (dimensions [i].ToString ()); 127 } 128 suffix.Append ("]"); 129 130 return suffix.ToString (); 131 } 132 } 133 134 public override bool IsArray { 135 get { return true; } 136 } 137 ArrayType(TypeReference type)138 public ArrayType (TypeReference type) 139 : base (type) 140 { 141 Mixin.CheckType (type); 142 this.etype = MD.ElementType.Array; 143 } 144 ArrayType(TypeReference type, int rank)145 public ArrayType (TypeReference type, int rank) 146 : this (type) 147 { 148 Mixin.CheckType (type); 149 150 if (rank == 1) 151 return; 152 153 dimensions = new Collection<ArrayDimension> (rank); 154 for (int i = 0; i < rank; i++) 155 dimensions.Add (new ArrayDimension ()); 156 this.etype = MD.ElementType.Array; 157 } 158 } 159 } 160