From 0b5db6dea417496da7bf88eeb3b09a30c2bc600c Mon Sep 17 00:00:00 2001
From: Chialo Armando <tchialo.crocodile@gmail.com>
Date: Wed, 2 Aug 2023 18:09:24 +0100
Subject: [PATCH] Added CancellationToken support

---
 src/MyExcel/Implementations/ExcelReader.cs | 6 ++++--
 src/MyExcel/Interfaces/IExcelReader.cs     | 5 +++--
 src/MyExcel/MyExcel.csproj                 | 9 +++++----
 3 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/src/MyExcel/Implementations/ExcelReader.cs b/src/MyExcel/Implementations/ExcelReader.cs
index 3c61da1..1bcfbb3 100644
--- a/src/MyExcel/Implementations/ExcelReader.cs
+++ b/src/MyExcel/Implementations/ExcelReader.cs
@@ -1,5 +1,6 @@
 using System.Collections.Generic;
 using System.Runtime.InteropServices;
+using System.Threading;
 using System.Threading.Tasks;
 
 namespace MyExcel
@@ -56,7 +57,7 @@ public string FileLocation
         /// <param name="column">Index (no 0-based) of the column in the spreadsheet</param>
         /// <param name="startingRow">The row from which to start (default is 1).</param>
         /// <returns>The enumerator of strings representing the selection.</returns>
-        public async Task<IEnumerable<string>> GetColumnAsync(uint column, uint startingRow = 1)
+        public async Task<IEnumerable<string>> GetColumnAsync(uint column, uint startingRow = 1, CancellationToken cancellationToken = default)
         {
             ThrowExceptionIfFileLocationNotSet();
 
@@ -65,6 +66,7 @@ public async Task<IEnumerable<string>> GetColumnAsync(uint column, uint starting
                 List<string> values = new List<string>();
                 for (uint row = startingRow; this[row, column] != string.Empty; row++)
                 {
+                    cancellationToken.ThrowIfCancellationRequested();
                     values.Add(((dynamic)_sheet.Cells[row, column]).Value.ToString());
                 }
                 return values;
@@ -95,7 +97,7 @@ public IEnumerable<string> GetColumn(uint column, uint startingRow = 1)
         /// <param name="row">Index (no 0-based) of the row in the spreadsheet</param>
         /// <param name="startingColumn">The column from which to start (default is 1).</param>
         /// <returns>The enumerator of strings representing the selection.</returns>
-        public async Task<IEnumerable<string>> GetRowAsync(uint row, uint startingColumn = 1)
+        public async Task<IEnumerable<string>> GetRowAsync(uint row, uint startingColumn = 1, CancellationToken cancellationToken = default )
         {
             ThrowExceptionIfFileLocationNotSet();
 
diff --git a/src/MyExcel/Interfaces/IExcelReader.cs b/src/MyExcel/Interfaces/IExcelReader.cs
index 2b49955..770aafa 100644
--- a/src/MyExcel/Interfaces/IExcelReader.cs
+++ b/src/MyExcel/Interfaces/IExcelReader.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.Threading;
 using System.Threading.Tasks;
 
 namespace MyExcel
@@ -30,7 +31,7 @@ public interface IExcelReader
         /// <param name="column">Index (no 0-based) of the column in the spreadsheet</param>
         /// <param name="startingRow">The row from which to start (default is 1).</param>
         /// <returns>The enumerator of strings representing the selection.</returns>
-        Task<IEnumerable<string>> GetColumnAsync(uint column, uint startingRow = 1);
+        Task<IEnumerable<string>> GetColumnAsync(uint column, uint startingRow = 1, CancellationToken cancellationToken = default);
 
         /// <summary>
         /// Get an enumerator of strings asynchronously representing an horizontal selection from the spreadsheet.
@@ -38,7 +39,7 @@ public interface IExcelReader
         /// <param name="row">Index (no 0-based) of the row in the spreadsheet</param>
         /// <param name="startingColumn">The column from which to start (default is 1).</param>
         /// <returns>The enumerator of strings representing the selection.</returns>
-        Task<IEnumerable<string>> GetRowAsync(uint row, uint startingColumn = 1);
+        Task<IEnumerable<string>> GetRowAsync(uint row, uint startingColumn = 1, CancellationToken cancellationToken = default);
 
         /// <summary>
         /// Get an enumerator of strings representing a vertical selection from the spreadsheet.
diff --git a/src/MyExcel/MyExcel.csproj b/src/MyExcel/MyExcel.csproj
index 81b5c45..6c9b96c 100644
--- a/src/MyExcel/MyExcel.csproj
+++ b/src/MyExcel/MyExcel.csproj
@@ -9,17 +9,18 @@
     <RepositoryUrl>https://github.com/Tchial0/myexcel</RepositoryUrl>
     <RepositoryType>git</RepositoryType>
     <PackageTags>excel;write;read;excel-write;excel-read;</PackageTags>
-    <AssemblyVersion>1.2.1</AssemblyVersion>
+    <AssemblyVersion>1.2.2</AssemblyVersion>
     <PackageReadmeFile>README.md</PackageReadmeFile>
     <GenerateDocumentationFile>True</GenerateDocumentationFile>
-    <Version>1.2.1</Version>
+    <Version>1.2.2</Version>
     <PackageReleaseNotes>This release includes:
 
- - Bug fixes</PackageReleaseNotes>
+ - CancellationToken support</PackageReleaseNotes>
     <AllowUnsafeBlocks>False</AllowUnsafeBlocks>
     <PackageProjectUrl></PackageProjectUrl>
-    <FileVersion>1.2.1</FileVersion>
+    <FileVersion>1.2.2</FileVersion>
     <IncludeSymbols>False</IncludeSymbols>
+    <UserSecretsId>800c78b2-5f91-4499-8632-cc649761db56</UserSecretsId>
   </PropertyGroup>
 
   <ItemGroup>