V1.2 新构架

2026-10-26 03:59:34 +08:00 · 2021-02-20 16:45:44 +08:00
parent c2d95a1833
commit 4d76decf73
343 changed files with 41333 additions and 4 deletions
@@ -0,0 +1,38 @@
+namespace System.Text
+{
+    public abstract class StringBuilderBase : IStringBuilder
+    {
+        public abstract IStringBuilder Append(string? value);
+
+        public virtual IStringBuilder AppendLine()
+        {
+            Append(Environment.NewLine);
+            return this;
+        }
+
+        public virtual IStringBuilder AppendLine(string? value)
+        {
+            Append(value);
+            AppendLine();
+            return this;
+        }
+
+        public virtual IStringBuilder AppendFormat(string format, params object?[] args)
+        {
+            Append(string.Format(format, args));
+            return this;
+        }
+
+        public virtual IStringBuilder AppendFormatLine(string format, params object?[] args)
+        {
+            StringBuilderExtensions.AppendFormatLine((f, a) => AppendFormat(f, a), () => AppendLine(), format, args);
+            return this;
+        }
+
+        public virtual IStringBuilder AppendDateTimeNowLine(DateTime? now = null)
+        {
+            StringBuilderExtensions.AppendDateTimeNowLine((format, args) => AppendFormatLine(format, args), now);
+            return this;
+        }
+    }
+}