Fixed typos 'occured' and 'occuring'

src/Cake.Core.Tests/Unit/CakeEngineTests.cs

@@ -487,7 +487,7 @@ public void Should_Throw_Exception_Thrown_From_Setup_Action_If_Both_Setup_And_Te
             }
 
             [Fact]
-            public void Should_Throw_Exception_Occuring_In_Teardown_If_No_Previous_Exception_Was_Thrown()
+            public void Should_Throw_Exception_Occurring_In_Teardown_If_No_Previous_Exception_Was_Thrown()
             {
                 // Given
                 var fixture = new CakeEngineFixture();
@@ -851,7 +851,7 @@ public void Should_Throw_Exception_Thrown_From_Task_Setup_Action_If_Both_Task_Se
             }
 
             [Fact]
-            public void Should_Throw_Exception_Occuring_In_Task_Teardown_If_No_Previous_Exception_Was_Thrown()
+            public void Should_Throw_Exception_Occurring_In_Task_Teardown_If_No_Previous_Exception_Was_Thrown()
             {
                 // Given
                 var fixture = new CakeEngineFixture();

src/Cake.Core/CakeEngine.cs

@@ -221,7 +221,7 @@ private void ExecuteTask(ICakeContext context, IExecutionStrategy strategy, Stop
             }
             catch (Exception exception)
             {
-                _log.Error("An error occured when executing task '{0}'.", task.Name);
+                _log.Error("An error occurred when executing task '{0}'.", task.Name);
 
                 exceptionWasThrown = true;
 
@@ -293,7 +293,7 @@ private void PerformTaskTeardown(ICakeContext context, IExecutionStrategy strate
                 }
                 catch (Exception ex)
                 {
-                    _log.Error("An error occured in the custom task teardown action ({0}).", task.Name);
+                    _log.Error("An error occurred in the custom task teardown action ({0}).", task.Name);
                     if (!exceptionWasThrown)
                     {
                         // If no other exception was thrown, we throw this one.
@@ -361,7 +361,7 @@ private void PerformTeardown(IExecutionStrategy strategy, ICakeContext context,
                 }
                 catch (Exception ex)
                 {
-                    _log.Error("An error occured in the custom teardown action.");
+                    _log.Error("An error occurred in the custom teardown action.");
                     if (!exceptionWasThrown)
                     {
                         // If no other exception was thrown, we throw this one.

src/Cake.Core/Scripting/ScriptAliasFinder.cs

@@ -128,7 +128,7 @@ private ScriptAlias CreateAlias(Tuple<MethodInfo, ScriptAliasType> alias)
             catch (Exception ex)
             {
                 // Log this error.
-                const string format = "An error occured while generating code for alias {0}.";
+                const string format = "An error occurred while generating code for alias {0}.";
                 _log.Error(format, method.GetSignature(false));
                 _log.Error("Error: {0}", ex.Message);
             }

src/Cake/CakeOptions.cs

@@ -91,10 +91,10 @@ public sealed class CakeOptions
         public bool Experimental { get; set; }
 
         /// <summary>
-        /// Gets or sets a value indicating whether an error occured during parsing.
+        /// Gets or sets a value indicating whether an error occurred during parsing.
         /// </summary>
         /// <value>
-        ///   <c>true</c> if an error occured during parsing; otherwise, <c>false</c>.
+        ///   <c>true</c> if an error occurred during parsing; otherwise, <c>false</c>.
         /// </value>
         public bool HasError { get; set; }
 

src/Cake/Scripting/Mono/MonoScriptSession.cs

@@ -115,7 +115,7 @@ public void Execute(Script script)
             catch (InternalErrorException)
             {
                 // The error will be logged via the report printer.
-                throw new CakeException("An error occured while executing build script.");
+                throw new CakeException("An error occurred while executing build script.");
             }
         }
     }