mcs/tools/corcompare/mono-api-html/ApiChange.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.Text;
   4 using System.Xml.Linq;
   5
   6 namespace Xamarin.ApiDiff
   7 {
   8         public class ApiChange
   9         {
  10                 public string Header;
  11                 public StringBuilder Member = new StringBuilder ();
  12                 public bool Breaking;
  13                 public bool AnyChange;
  14                 public bool HasIgnoredChanges;
  15
  16                 public ApiChange Append (string text)
  17                 {
  18                         Member.Append (text);
  19                         return this;
  20                 }
  21
  22                 public ApiChange AppendAdded (string text, bool breaking = false)
  23                 {
  24                         if (breaking)
  25                                 Member.Append ("<span style='text-decoration: underline'>");
  26                         if (State.Colorize)
  27                                 Member.Append ("<span style='color:green'>");
  28                         Member.Append (text);
  29                         if (State.Colorize)
  30                                 Member.Append ("</span>");
  31                         if (breaking)
  32                                 Member.Append ("</span>");
  33                         Breaking |= breaking;
  34                         AnyChange = true;
  35                         return this;
  36                 }
  37
  38                 public ApiChange AppendRemoved (string text, bool breaking = true)
  39                 {
  40                         Member.Append ("<span style='text-decoration: line-through'>");
  41                         if (State.Colorize && breaking)
  42                                 Member.Append ("<span style='color:red'>");
  43                         Member.Append (text);
  44                         if (State.Colorize && breaking)
  45                                 Member.Append ("</span>");
  46                         Member.Append ("</span>");
  47                         Breaking |= breaking;
  48                         AnyChange = true;
  49                         return this;
  50                 }
  51
  52                 public ApiChange AppendModified (string old, string @new, bool breaking = true)
  53                 {
  54                         if (old.Length > 0)
  55                                 AppendRemoved (old, breaking);
  56                         if (old.Length > 0 && @new.Length > 0)
  57                                 Append (" ");
  58                         if (@new.Length > 0)
  59                                 AppendAdded (@new);
  60                         Breaking |= breaking;
  61                         AnyChange = true;
  62                         return this;
  63                 }
  64         }
  65
  66         public class ApiChanges : Dictionary<string, List<ApiChange>> {
  67                 public void Add (XElement source, XElement target, ApiChange change)
  68                 {
  69                         if (!change.AnyChange) {
  70                                 // This is most likely because the rendering doesn't take into account something that's different (solution: fix rendering).
  71                                 if (!change.HasIgnoredChanges) {
  72                                         var isField = source.Name.LocalName == "field";
  73                                         if (isField) {
  74                                                 Console.WriteLine ("Comparison resulting in no changes (src: {2} dst: {3}) :\n{0}\n{1}\n\n", source.ToString (), target.ToString (), source.GetFieldAttributes (), target.GetFieldAttributes ());
  75                                         } else {
  76                                                 Console.WriteLine ("Comparison resulting in no changes (src: {2} dst: {3}) :\n{0}\n{1}\n\n", source.ToString (), target.ToString (), source.GetMethodAttributes (), target.GetMethodAttributes ());
  77                                         }
  78                                 }
  79                                 return;
  80                         }
  81
  82                         List<ApiChange> list;
  83                         if (!TryGetValue (change.Header, out list)) {
  84                                 list = new List<ApiChange> ();
  85                                 base.Add (change.Header, list);
  86                         }
  87                         list.Add (change);
  88                 }
  89         }
  90 }
  91