From b442d9d57479a8d0715b2374ed77f80710c81e20 Mon Sep 17 00:00:00 2001
From: Yuriy Davygora <davygora@gmail.com>
Date: Mon, 11 May 2026 22:26:29 +0200
Subject: [PATCH 1/7] Basic Matrix and Matrix Storage implementation

---
 build.gradle.kts                              |  2 +-
 gradle/libs.versions.toml                     |  2 +-
 .../duckdns/davygora/matrix/AbstractMatrix.kt | 34 +++++++++++
 .../davygora/matrix/AbstractMutableMatrix.kt  | 10 ++++
 .../org/duckdns/davygora/matrix/Matrix.kt     | 11 ++++
 .../duckdns/davygora/matrix/MutableMatrix.kt  |  9 +++
 .../MatrixCoordinateOutOfRangeException.kt    |  7 +++
 .../matrix/exception/MatrixException.kt       |  6 ++
 .../exception/MatrixInvalidSizeException.kt   |  6 ++
 .../exception/MatrixSizeMismatchException.kt  |  6 ++
 .../davygora/matrix/impl/ArrayMatrix.kt       | 57 +++++++++++++++++++
 .../davygora/matrix/storage/BooleanStorage.kt | 19 +++++++
 .../davygora/matrix/storage/ByteStorage.kt    | 19 +++++++
 .../davygora/matrix/storage/CharStorage.kt    | 19 +++++++
 .../davygora/matrix/storage/DoubleStorage.kt  | 19 +++++++
 .../davygora/matrix/storage/FloatStorage.kt   | 19 +++++++
 .../davygora/matrix/storage/IntStorage.kt     | 19 +++++++
 .../davygora/matrix/storage/LongStorage.kt    | 19 +++++++
 .../davygora/matrix/storage/MatrixStorage.kt  | 12 ++++
 .../davygora/matrix/storage/ObjectStorage.kt  | 19 +++++++
 .../davygora/matrix/storage/ShortStorage.kt   | 19 +++++++
 21 files changed, 331 insertions(+), 2 deletions(-)
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/AbstractMatrix.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/AbstractMutableMatrix.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/Matrix.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/MutableMatrix.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixCoordinateOutOfRangeException.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixException.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixInvalidSizeException.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixSizeMismatchException.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/impl/ArrayMatrix.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt

diff --git a/build.gradle.kts b/build.gradle.kts
index 26cc008..af0a95e 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -35,7 +35,7 @@ kotlin {
 
 kotlin {
     jvmToolchain {
-        languageVersion = JavaLanguageVersion.of(25)
+        languageVersion = JavaLanguageVersion.of(21)
         vendor = JvmVendorSpec.ADOPTIUM
     }
 }
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 8c2419b..0aa6002 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -23,7 +23,7 @@ mockk = "1.14.9" # https://mvnrepository.com/artifact/io.mockk/mockk
 
 kotlin-reflect = { group = "org.jetbrains.kotlin", name = "kotlin-reflect", version.ref = "kotlin" }
 
-memoize = {group = "org.duckdns.davygora", name = "memoize", version.ref="memoize"}
+memoize = { group = "org.duckdns.davygora", name = "memoize", version.ref = "memoize" }
 
 # Test
 
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/AbstractMatrix.kt b/src/main/kotlin/org/duckdns/davygora/matrix/AbstractMatrix.kt
new file mode 100644
index 0000000..85d7b88
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/AbstractMatrix.kt
@@ -0,0 +1,34 @@
+package org.duckdns.davygora.matrix
+
+import org.duckdns.davygora.matrix.storage.MatrixStorage
+
+abstract class AbstractMatrix<T>(
+    override val xSize: Int,
+    override val ySize: Int,
+    protected val matrix: MatrixStorage<T>,
+) : Matrix<T> {
+    override fun toString(): String =
+        (0..<ySize)
+            .map { y ->
+                "[\t${(0..<xSize).joinToString("\t") { x -> this[x, y].toString() }}\t]"
+            }.joinToString { "\n" }
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+
+        other as AbstractMatrix<T>
+
+        if (xSize != other.xSize) return false
+        if (ySize != other.ySize) return false
+        if (matrix != other.matrix) return false
+        return true
+    }
+
+    override fun hashCode(): Int {
+        var result = xSize
+        result = 31 * result + ySize
+        result = 31 * result + matrix.hashCode()
+        return result
+    }
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/AbstractMutableMatrix.kt b/src/main/kotlin/org/duckdns/davygora/matrix/AbstractMutableMatrix.kt
new file mode 100644
index 0000000..8ddea6e
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/AbstractMutableMatrix.kt
@@ -0,0 +1,10 @@
+package org.duckdns.davygora.matrix
+
+import org.duckdns.davygora.matrix.storage.MatrixStorage
+
+abstract class AbstractMutableMatrix<T>(
+    xSize: Int,
+    ySize: Int,
+    matrix: MatrixStorage<T>,
+) : AbstractMatrix<T>(xSize, ySize, matrix),
+    MutableMatrix<T>
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/Matrix.kt b/src/main/kotlin/org/duckdns/davygora/matrix/Matrix.kt
new file mode 100644
index 0000000..4d3fcb9
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/Matrix.kt
@@ -0,0 +1,11 @@
+package org.duckdns.davygora.matrix
+
+interface Matrix<T> {
+    val xSize: Int
+    val ySize: Int
+
+    operator fun get(
+        x: Int,
+        y: Int,
+    ): T
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/MutableMatrix.kt b/src/main/kotlin/org/duckdns/davygora/matrix/MutableMatrix.kt
new file mode 100644
index 0000000..7261763
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/MutableMatrix.kt
@@ -0,0 +1,9 @@
+package org.duckdns.davygora.matrix
+
+interface MutableMatrix<T> : Matrix<T> {
+    operator fun set(
+        x: Int,
+        y: Int,
+        value: T,
+    )
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixCoordinateOutOfRangeException.kt b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixCoordinateOutOfRangeException.kt
new file mode 100644
index 0000000..8b5d0d5
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixCoordinateOutOfRangeException.kt
@@ -0,0 +1,7 @@
+package org.duckdns.davygora.matrix.exception
+
+class MatrixCoordinateOutOfRangeException(
+    coordName: Char,
+    coord: Int,
+    maxCoord: Int,
+) : MatrixException("${coordName.uppercaseChar()} coordinate $coord is out of range, allowed is 0..$maxCoord")
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixException.kt b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixException.kt
new file mode 100644
index 0000000..8ffddd3
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixException.kt
@@ -0,0 +1,6 @@
+package org.duckdns.davygora.matrix.exception
+
+sealed class MatrixException(
+    message: String,
+    cause: Throwable? = null,
+) : RuntimeException(message, cause)
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixInvalidSizeException.kt b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixInvalidSizeException.kt
new file mode 100644
index 0000000..d8deb5d
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixInvalidSizeException.kt
@@ -0,0 +1,6 @@
+package org.duckdns.davygora.matrix.exception
+
+class MatrixInvalidSizeException(
+    coordinate: Char,
+    size: Int,
+) : MatrixException("${coordinate.uppercaseChar()} size is invalid: $size (should be > 0)")
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixSizeMismatchException.kt b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixSizeMismatchException.kt
new file mode 100644
index 0000000..9847ed1
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixSizeMismatchException.kt
@@ -0,0 +1,6 @@
+package org.duckdns.davygora.matrix.exception
+
+class MatrixSizeMismatchException(
+    expectedSize: Int,
+    actualSize: Int,
+) : MatrixException("Matrix size mismatch: expected $expectedSize, actual $actualSize")
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/impl/ArrayMatrix.kt b/src/main/kotlin/org/duckdns/davygora/matrix/impl/ArrayMatrix.kt
new file mode 100644
index 0000000..5dc8fe2
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/impl/ArrayMatrix.kt
@@ -0,0 +1,57 @@
+package org.duckdns.davygora.matrix.impl
+
+import org.duckdns.davygora.matrix.AbstractMutableMatrix
+import org.duckdns.davygora.matrix.Matrix
+import org.duckdns.davygora.matrix.exception.MatrixCoordinateOutOfRangeException
+import org.duckdns.davygora.matrix.exception.MatrixInvalidSizeException
+import org.duckdns.davygora.matrix.exception.MatrixNotRectangularException
+import org.duckdns.davygora.matrix.exception.MatrixSizeMismatchException
+import org.duckdns.davygora.matrix.storage.MatrixStorage
+import org.duckdns.davygora.memoize.memoize
+
+class ArrayMatrix<T>(
+    xSize: Int,
+    ySize: Int,
+    matrix: MatrixStorage<T>,
+) : AbstractMutableMatrix<T>(xSize, ySize, matrix) {
+    private val size = xSize * ySize
+
+    private val maxX = xSize - 1
+    private val maxY = ySize - 1
+
+    init {
+        if (ySize < 1) throw MatrixInvalidSizeException('y', ySize)
+        if (xSize < 1) throw MatrixInvalidSizeException('x', xSize)
+        if (size != matrix.size) throw MatrixSizeMismatchException(size, matrix.size)
+    }
+
+    override operator fun get(
+        x: Int,
+        y: Int,
+    ): T = matrix[index(x, y)]
+
+    override operator fun set(
+        x: Int,
+        y: Int,
+        value: T,
+    ) {
+        matrix[index(x, y)] = value
+    }
+
+    private val index = { x: Int, y: Int -> validateY(y) * xSize + validateX(x) }.memoize()
+
+    private val validateX = { x: Int -> validateCoord('x', x, maxX) }.memoize()
+    private val validateY = { y: Int -> validateCoord('y', y, maxY) }.memoize()
+
+    private fun validateCoord(
+        coordName: Char,
+        coord: Int,
+        maxCoord: Int,
+    ) = if (coord in
+        0..maxCoord
+    ) {
+        coord
+    } else {
+        throw MatrixCoordinateOutOfRangeException(coordName, coord, maxCoord)
+    }
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt
new file mode 100644
index 0000000..6243d0b
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt
@@ -0,0 +1,19 @@
+package org.duckdns.davygora.matrix.storage
+
+@JvmInline
+value class BooleanStorage(
+    val data: BooleanArray,
+) : MatrixStorage<Boolean> {
+    override val size get() = data.size
+
+    override operator fun get(index: Int) = data[index]
+
+    override fun set(
+        index: Int,
+        value: Boolean,
+    ) {
+        data[index] = value
+    }
+
+    override fun toString(): String = data.contentToString()
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt
new file mode 100644
index 0000000..21dd502
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt
@@ -0,0 +1,19 @@
+package org.duckdns.davygora.matrix.storage
+
+@JvmInline
+value class ByteStorage(
+    val data: ByteArray,
+) : MatrixStorage<Byte> {
+    override val size get() = data.size
+
+    override operator fun get(index: Int) = data[index]
+
+    override fun set(
+        index: Int,
+        value: Byte,
+    ) {
+        data[index] = value
+    }
+
+    override fun toString(): String = data.contentToString()
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt
new file mode 100644
index 0000000..52dd8ed
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt
@@ -0,0 +1,19 @@
+package org.duckdns.davygora.matrix.storage
+
+@JvmInline
+value class CharStorage(
+    val data: CharArray,
+) : MatrixStorage<Char> {
+    override val size get() = data.size
+
+    override operator fun get(index: Int) = data[index]
+
+    override fun set(
+        index: Int,
+        value: Char,
+    ) {
+        data[index] = value
+    }
+
+    override fun toString(): String = data.contentToString()
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt
new file mode 100644
index 0000000..7ed8d3f
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt
@@ -0,0 +1,19 @@
+package org.duckdns.davygora.matrix.storage
+
+@JvmInline
+value class DoubleStorage(
+    val data: DoubleArray,
+) : MatrixStorage<Double> {
+    override val size get() = data.size
+
+    override operator fun get(index: Int) = data[index]
+
+    override fun set(
+        index: Int,
+        value: Double,
+    ) {
+        data[index] = value
+    }
+
+    override fun toString(): String = data.contentToString()
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt
new file mode 100644
index 0000000..bde36c9
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt
@@ -0,0 +1,19 @@
+package org.duckdns.davygora.matrix.storage
+
+@JvmInline
+value class FloatStorage(
+    val data: FloatArray,
+) : MatrixStorage<Float> {
+    override val size get() = data.size
+
+    override operator fun get(index: Int) = data[index]
+
+    override fun set(
+        index: Int,
+        value: Float,
+    ) {
+        data[index] = value
+    }
+
+    override fun toString(): String = data.contentToString()
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt
new file mode 100644
index 0000000..ca3cd7b
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt
@@ -0,0 +1,19 @@
+package org.duckdns.davygora.matrix.storage
+
+@JvmInline
+value class IntStorage(
+    val data: IntArray,
+) : MatrixStorage<Int> {
+    override val size get() = data.size
+
+    override operator fun get(index: Int) = data[index]
+
+    override fun set(
+        index: Int,
+        value: Int,
+    ) {
+        data[index] = value
+    }
+
+    override fun toString(): String = data.contentToString()
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt
new file mode 100644
index 0000000..e1fe2ce
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt
@@ -0,0 +1,19 @@
+package org.duckdns.davygora.matrix.storage
+
+@JvmInline
+value class LongStorage(
+    val data: LongArray,
+) : MatrixStorage<Long> {
+    override val size get() = data.size
+
+    override operator fun get(index: Int) = data[index]
+
+    override fun set(
+        index: Int,
+        value: Long,
+    ) {
+        data[index] = value
+    }
+
+    override fun toString(): String = data.contentToString()
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt
new file mode 100644
index 0000000..db672aa
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt
@@ -0,0 +1,12 @@
+package org.duckdns.davygora.matrix.storage
+
+sealed interface MatrixStorage<T> {
+    val size: Int
+
+    operator fun get(index: Int): T
+
+    operator fun set(
+        index: Int,
+        value: T,
+    )
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt
new file mode 100644
index 0000000..964af74
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt
@@ -0,0 +1,19 @@
+package org.duckdns.davygora.matrix.storage
+
+@JvmInline
+value class ObjectStorage<T>(
+    val data: Array<T>,
+) : MatrixStorage<T> {
+    override val size get() = data.size
+
+    override operator fun get(index: Int) = data[index]
+
+    override fun set(
+        index: Int,
+        value: T,
+    ) {
+        data[index] = value
+    }
+
+    override fun toString(): String = data.contentToString()
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt
new file mode 100644
index 0000000..9cbf877
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt
@@ -0,0 +1,19 @@
+package org.duckdns.davygora.matrix.storage
+
+@JvmInline
+value class ShortStorage(
+    val data: ShortArray,
+) : MatrixStorage<Short> {
+    override val size get() = data.size
+
+    override operator fun get(index: Int) = data[index]
+
+    override fun set(
+        index: Int,
+        value: Short,
+    ) {
+        data[index] = value
+    }
+
+    override fun toString(): String = data.contentToString()
+}
-- 
2.54.0


From db51aecca1286c9159493cfd548e54aa33c0ea21 Mon Sep 17 00:00:00 2001
From: Yuriy Davygora <davygora@gmail.com>
Date: Tue, 12 May 2026 08:44:07 +0200
Subject: [PATCH 2/7] Adding companion create method

---
 .../MatrixNotRectangularException.kt          |  5 +++++
 .../davygora/matrix/impl/ArrayMatrix.kt       | 22 ++++++++++++++++++-
 .../davygora/matrix/storage/BooleanStorage.kt |  2 ++
 .../davygora/matrix/storage/ByteStorage.kt    |  2 ++
 .../davygora/matrix/storage/CharStorage.kt    |  2 ++
 .../davygora/matrix/storage/DoubleStorage.kt  |  2 ++
 .../davygora/matrix/storage/FloatStorage.kt   |  2 ++
 .../davygora/matrix/storage/IntStorage.kt     |  2 ++
 .../davygora/matrix/storage/LongStorage.kt    |  2 ++
 .../davygora/matrix/storage/MatrixStorage.kt  | 14 ++++++++++++
 .../davygora/matrix/storage/ObjectStorage.kt  |  2 ++
 .../davygora/matrix/storage/ShortStorage.kt   |  2 ++
 12 files changed, 58 insertions(+), 1 deletion(-)
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixNotRectangularException.kt

diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixNotRectangularException.kt b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixNotRectangularException.kt
new file mode 100644
index 0000000..6f44506
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/exception/MatrixNotRectangularException.kt
@@ -0,0 +1,5 @@
+package org.duckdns.davygora.matrix.exception
+
+class MatrixNotRectangularException(
+    xSizes: Collection<Int>,
+) : MatrixException("Submitted matrix is not rectangular, different row sizes are $xSizes")
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/impl/ArrayMatrix.kt b/src/main/kotlin/org/duckdns/davygora/matrix/impl/ArrayMatrix.kt
index 5dc8fe2..87f3b8d 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/impl/ArrayMatrix.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/impl/ArrayMatrix.kt
@@ -1,12 +1,12 @@
 package org.duckdns.davygora.matrix.impl
 
 import org.duckdns.davygora.matrix.AbstractMutableMatrix
-import org.duckdns.davygora.matrix.Matrix
 import org.duckdns.davygora.matrix.exception.MatrixCoordinateOutOfRangeException
 import org.duckdns.davygora.matrix.exception.MatrixInvalidSizeException
 import org.duckdns.davygora.matrix.exception.MatrixNotRectangularException
 import org.duckdns.davygora.matrix.exception.MatrixSizeMismatchException
 import org.duckdns.davygora.matrix.storage.MatrixStorage
+import org.duckdns.davygora.matrix.storage.toMatrixStorage
 import org.duckdns.davygora.memoize.memoize
 
 class ArrayMatrix<T>(
@@ -54,4 +54,24 @@ class ArrayMatrix<T>(
     } else {
         throw MatrixCoordinateOutOfRangeException(coordName, coord, maxCoord)
     }
+
+    companion object {
+        inline fun <reified T> create(values: List<List<T>>): ArrayMatrix<T> {
+            val ySize = values.size
+            val xSize =
+                when {
+                    ySize > 0 -> {
+                        values.map { row -> row.size }.toSet().let { xSizes ->
+                            if (xSizes.size == 1) xSizes.first() else throw MatrixNotRectangularException(xSizes)
+                        }
+                    }
+
+                    else -> {
+                        0
+                    }
+                }
+
+            return ArrayMatrix(xSize, ySize, values.flatten().toMatrixStorage())
+        }
+    }
 }
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt
index 6243d0b..2fcd4e9 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt
@@ -17,3 +17,5 @@ value class BooleanStorage(
 
     override fun toString(): String = data.contentToString()
 }
+
+fun BooleanArray.toMatrixStorage() = BooleanStorage(this)
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt
index 21dd502..45488b4 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt
@@ -17,3 +17,5 @@ value class ByteStorage(
 
     override fun toString(): String = data.contentToString()
 }
+
+fun ByteArray.toMatrixStorage() = ByteStorage(this)
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt
index 52dd8ed..2390306 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt
@@ -17,3 +17,5 @@ value class CharStorage(
 
     override fun toString(): String = data.contentToString()
 }
+
+fun CharArray.toMatrixStorage() = CharStorage(this)
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt
index 7ed8d3f..613c044 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt
@@ -17,3 +17,5 @@ value class DoubleStorage(
 
     override fun toString(): String = data.contentToString()
 }
+
+fun DoubleArray.toMatrixStorage() = DoubleStorage(this)
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt
index bde36c9..6cd73e2 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt
@@ -17,3 +17,5 @@ value class FloatStorage(
 
     override fun toString(): String = data.contentToString()
 }
+
+fun FloatArray.toMatrixStorage() = FloatStorage(this)
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt
index ca3cd7b..1f3c81b 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt
@@ -17,3 +17,5 @@ value class IntStorage(
 
     override fun toString(): String = data.contentToString()
 }
+
+fun IntArray.toMatrixStorage() = IntStorage(this)
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt
index e1fe2ce..10fee68 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt
@@ -17,3 +17,5 @@ value class LongStorage(
 
     override fun toString(): String = data.contentToString()
 }
+
+fun LongArray.toMatrixStorage() = LongStorage(this)
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt
index db672aa..2f1fd45 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt
@@ -10,3 +10,17 @@ sealed interface MatrixStorage<T> {
         value: T,
     )
 }
+
+@Suppress("UNCHECKED_CAST")
+inline fun <reified T> List<T>.toMatrixStorage() =
+    when (T::class) {
+        Boolean::class -> (this as List<Boolean>).toBooleanArray().toMatrixStorage()
+        Byte::class -> (this as List<Byte>).toByteArray().toMatrixStorage()
+        Char::class -> (this as List<Char>).toCharArray().toMatrixStorage()
+        Double::class -> (this as List<Double>).toDoubleArray().toMatrixStorage()
+        Float::class -> (this as List<Float>).toFloatArray().toMatrixStorage()
+        Int::class -> (this as List<Int>).toIntArray().toMatrixStorage()
+        Long::class -> (this as List<Long>).toLongArray().toMatrixStorage()
+        Short::class -> (this as List<Short>).toShortArray().toMatrixStorage()
+        else -> this.toTypedArray().toMatrixStorage()
+    } as MatrixStorage<T>
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt
index 964af74..3b7b66b 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt
@@ -17,3 +17,5 @@ value class ObjectStorage<T>(
 
     override fun toString(): String = data.contentToString()
 }
+
+fun <T> Array<T>.toMatrixStorage() = ObjectStorage(this)
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt
index 9cbf877..a3b0b1b 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt
@@ -17,3 +17,5 @@ value class ShortStorage(
 
     override fun toString(): String = data.contentToString()
 }
+
+fun ShortArray.toMatrixStorage() = ShortStorage(this)
-- 
2.54.0


From 5c42826e6602c2606c26840a7a0bf7f9ce21be2a Mon Sep 17 00:00:00 2001
From: Yuriy Davygora <davygora@gmail.com>
Date: Tue, 12 May 2026 12:37:53 +0200
Subject: [PATCH 3/7] Adding some extensions

---
 .../davygora/matrix/impl/MatrixExtentions.kt  | 24 +++++++++++++++++++
 .../davygora/matrix/util/IterableUtils.kt     | 22 +++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/impl/MatrixExtentions.kt
 create mode 100644 src/main/kotlin/org/duckdns/davygora/matrix/util/IterableUtils.kt

diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/impl/MatrixExtentions.kt b/src/main/kotlin/org/duckdns/davygora/matrix/impl/MatrixExtentions.kt
new file mode 100644
index 0000000..b36b416
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/impl/MatrixExtentions.kt
@@ -0,0 +1,24 @@
+package org.duckdns.davygora.matrix.impl
+
+import org.duckdns.davygora.matrix.Matrix
+import org.duckdns.davygora.matrix.MutableMatrix
+import org.duckdns.davygora.matrix.storage.toMatrixStorage
+import org.duckdns.davygora.matrix.util.toListChecked
+
+inline fun <reified T> mutableMatrixOf(
+    xSize: Int,
+    ySize: Int,
+    vararg matrix: T,
+) = ArrayMatrix(xSize, ySize, matrix.asList().toMatrixStorage()) as MutableMatrix<T>
+
+inline fun <reified T> matrixOf(
+    xSize: Int,
+    ySize: Int,
+    vararg matrix: T,
+) = mutableMatrixOf(xSize, ySize, *matrix) as Matrix<T>
+
+inline fun <reified T> Iterable<Any>.toMatrix() = ArrayMatrix.create(this.map { it.toListChecked<T>() })
+
+inline fun <reified T> Array<Any>.toMatrix() = this.asList().toMatrix<T>()
+
+inline fun <reified T> Sequence<Any>.toMatrix() = this.toList().toMatrix<T>()
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/util/IterableUtils.kt b/src/main/kotlin/org/duckdns/davygora/matrix/util/IterableUtils.kt
new file mode 100644
index 0000000..835c26d
--- /dev/null
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/util/IterableUtils.kt
@@ -0,0 +1,22 @@
+package org.duckdns.davygora.matrix.util
+
+@Suppress("UNCHECKED_CAST")
+inline fun <reified T> Any.toListChecked(): List<T> =
+    when (this) {
+        is List<*> -> this
+        is Collection<*> -> this.toList()
+        is Iterable<*> -> this.toList()
+        is Sequence<*> -> this.toList()
+        is Array<*> -> this.asList()
+        is BooleanArray -> this.asList()
+        is ByteArray -> this.asList()
+        is CharArray -> this.asList()
+        is DoubleArray -> this.asList()
+        is FloatArray -> this.asList()
+        is IntArray -> this.asList()
+        is LongArray -> this.asList()
+        is ShortArray -> this.asList()
+        else -> error("Unsupported type: ${this::class}")
+    }.also { list ->
+        require(list.all { it is T })
+    } as List<T>
-- 
2.54.0


From 5cbf9f4a14bc18292cc2ca38e4e7f3090e90c8c7 Mon Sep 17 00:00:00 2001
From: Yuriy Davygora <davygora@gmail.com>
Date: Wed, 13 May 2026 09:38:06 +0200
Subject: [PATCH 4/7] Adding MatrixStorageTest

---
 .../davygora/matrix/storage/BooleanStorage.kt |  2 +-
 .../davygora/matrix/storage/ByteStorage.kt    |  2 +-
 .../davygora/matrix/storage/CharStorage.kt    |  2 +-
 .../davygora/matrix/storage/DoubleStorage.kt  |  2 +-
 .../davygora/matrix/storage/FloatStorage.kt   |  2 +-
 .../davygora/matrix/storage/IntStorage.kt     |  2 +-
 .../davygora/matrix/storage/LongStorage.kt    |  2 +-
 .../davygora/matrix/storage/MatrixStorage.kt  | 17 ++++++-
 .../davygora/matrix/storage/ObjectStorage.kt  |  2 +-
 .../davygora/matrix/storage/ShortStorage.kt   |  2 +-
 .../matrix/storage/MatrixStorageTest.kt       | 50 +++++++++++++++++++
 11 files changed, 74 insertions(+), 11 deletions(-)
 create mode 100644 src/test/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorageTest.kt

diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt
index 2fcd4e9..24d9779 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/BooleanStorage.kt
@@ -2,7 +2,7 @@ package org.duckdns.davygora.matrix.storage
 
 @JvmInline
 value class BooleanStorage(
-    val data: BooleanArray,
+    override val data: BooleanArray,
 ) : MatrixStorage<Boolean> {
     override val size get() = data.size
 
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt
index 45488b4..d9734f6 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ByteStorage.kt
@@ -2,7 +2,7 @@ package org.duckdns.davygora.matrix.storage
 
 @JvmInline
 value class ByteStorage(
-    val data: ByteArray,
+    override val data: ByteArray,
 ) : MatrixStorage<Byte> {
     override val size get() = data.size
 
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt
index 2390306..ce75597 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/CharStorage.kt
@@ -2,7 +2,7 @@ package org.duckdns.davygora.matrix.storage
 
 @JvmInline
 value class CharStorage(
-    val data: CharArray,
+    override val data: CharArray,
 ) : MatrixStorage<Char> {
     override val size get() = data.size
 
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt
index 613c044..f4e1d72 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/DoubleStorage.kt
@@ -2,7 +2,7 @@ package org.duckdns.davygora.matrix.storage
 
 @JvmInline
 value class DoubleStorage(
-    val data: DoubleArray,
+    override val data: DoubleArray,
 ) : MatrixStorage<Double> {
     override val size get() = data.size
 
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt
index 6cd73e2..c886995 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/FloatStorage.kt
@@ -2,7 +2,7 @@ package org.duckdns.davygora.matrix.storage
 
 @JvmInline
 value class FloatStorage(
-    val data: FloatArray,
+    override val data: FloatArray,
 ) : MatrixStorage<Float> {
     override val size get() = data.size
 
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt
index 1f3c81b..60fcb56 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/IntStorage.kt
@@ -2,7 +2,7 @@ package org.duckdns.davygora.matrix.storage
 
 @JvmInline
 value class IntStorage(
-    val data: IntArray,
+    override val data: IntArray,
 ) : MatrixStorage<Int> {
     override val size get() = data.size
 
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt
index 10fee68..033645b 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/LongStorage.kt
@@ -2,7 +2,7 @@ package org.duckdns.davygora.matrix.storage
 
 @JvmInline
 value class LongStorage(
-    val data: LongArray,
+    override val data: LongArray,
 ) : MatrixStorage<Long> {
     override val size get() = data.size
 
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt
index 2f1fd45..207b2e0 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorage.kt
@@ -1,6 +1,8 @@
 package org.duckdns.davygora.matrix.storage
 
 sealed interface MatrixStorage<T> {
+    val data: Any
+
     val size: Int
 
     operator fun get(index: Int): T
@@ -12,8 +14,18 @@ sealed interface MatrixStorage<T> {
 }
 
 @Suppress("UNCHECKED_CAST")
-inline fun <reified T> List<T>.toMatrixStorage() =
-    when (T::class) {
+inline fun <reified T> List<T>.toMatrixStorage(): MatrixStorage<T> {
+    firstNotNullOfOrNull { it }
+
+    val elementClass =
+        firstOrNull()
+            ?.let { first -> first::class }
+            ?.takeIf { clazz ->
+                all { it == null || it::class == clazz }
+            }
+            ?: T::class
+
+    return when (elementClass) {
         Boolean::class -> (this as List<Boolean>).toBooleanArray().toMatrixStorage()
         Byte::class -> (this as List<Byte>).toByteArray().toMatrixStorage()
         Char::class -> (this as List<Char>).toCharArray().toMatrixStorage()
@@ -24,3 +36,4 @@ inline fun <reified T> List<T>.toMatrixStorage() =
         Short::class -> (this as List<Short>).toShortArray().toMatrixStorage()
         else -> this.toTypedArray().toMatrixStorage()
     } as MatrixStorage<T>
+}
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt
index 3b7b66b..80066e3 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ObjectStorage.kt
@@ -2,7 +2,7 @@ package org.duckdns.davygora.matrix.storage
 
 @JvmInline
 value class ObjectStorage<T>(
-    val data: Array<T>,
+    override val data: Array<T>,
 ) : MatrixStorage<T> {
     override val size get() = data.size
 
diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt
index a3b0b1b..c9deb80 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/storage/ShortStorage.kt
@@ -2,7 +2,7 @@ package org.duckdns.davygora.matrix.storage
 
 @JvmInline
 value class ShortStorage(
-    val data: ShortArray,
+    override val data: ShortArray,
 ) : MatrixStorage<Short> {
     override val size get() = data.size
 
diff --git a/src/test/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorageTest.kt b/src/test/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorageTest.kt
new file mode 100644
index 0000000..f1e9add
--- /dev/null
+++ b/src/test/kotlin/org/duckdns/davygora/matrix/storage/MatrixStorageTest.kt
@@ -0,0 +1,50 @@
+package org.duckdns.davygora.matrix.storage
+
+import io.kotest.core.spec.style.FunSpec
+import io.kotest.datatest.withData
+import io.kotest.matchers.shouldBe
+import kotlin.reflect.KClass
+
+class MatrixStorageTest :
+    FunSpec({
+        val testCases: Map<String, Triple<List<*>, KClass<*>, KClass<*>>> =
+            mapOf(
+                "boolean" to Triple(listOf(true, false), BooleanStorage::class, BooleanArray::class),
+                "byte" to Triple((0..100).map { it.toByte() }, ByteStorage::class, ByteArray::class),
+                "char" to Triple(('a'..'z') + ('A'..'Z') + ('0'..'9'), CharStorage::class, CharArray::class),
+                "double" to Triple((0..100).map { it.toDouble() }, DoubleStorage::class, DoubleArray::class),
+                "float" to Triple((0..100).map { it.toFloat() }, FloatStorage::class, FloatArray::class),
+                "int" to Triple((0..100).map { it }, IntStorage::class, IntArray::class),
+                "long" to Triple((0..100).map { it.toLong() }, LongStorage::class, LongArray::class),
+                "short" to Triple((0..100).map { it.toShort() }, ShortStorage::class, ShortArray::class),
+                "object" to Triple((0..100).map { first -> Pair(first, (0..100).random()) }, ObjectStorage::class, Array<Any>::class),
+            )
+
+        context("list of elements of a given type should produce corresponding storage, size, get and set should work") {
+            withData(
+                testCases,
+            ) { (allowedValues, storageClass, dataClass) ->
+
+                // Arrange
+
+                val size = (10..1000).random()
+                val list = List(size) { allowedValues.random() }
+                val newList = List(size) { allowedValues.random() }
+
+                // Act
+
+                val storage = list.toMatrixStorage()
+
+                // Assert
+
+                storage::class shouldBe storageClass
+                storage.data::class shouldBe dataClass
+
+                storage.size shouldBe size
+                list.forEachIndexed { index, value -> storage[index] shouldBe value }
+
+                newList.forEachIndexed { index, value -> storage[index] = value }
+                newList.forEachIndexed { index, value -> storage[index] shouldBe value }
+            }
+        }
+    })
-- 
2.54.0


From 84e7b25468fde5a1424ac2d4c8522b084c40b8da Mon Sep 17 00:00:00 2001
From: Yuriy Davygora <davygora@gmail.com>
Date: Wed, 13 May 2026 09:42:42 +0200
Subject: [PATCH 5/7] Just a little improvement, no code change

---
 .../davygora/matrix/util/IterableUtils.kt     | 24 +++++++++----------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/src/main/kotlin/org/duckdns/davygora/matrix/util/IterableUtils.kt b/src/main/kotlin/org/duckdns/davygora/matrix/util/IterableUtils.kt
index 835c26d..32ca064 100644
--- a/src/main/kotlin/org/duckdns/davygora/matrix/util/IterableUtils.kt
+++ b/src/main/kotlin/org/duckdns/davygora/matrix/util/IterableUtils.kt
@@ -4,18 +4,18 @@ package org.duckdns.davygora.matrix.util
 inline fun <reified T> Any.toListChecked(): List<T> =
     when (this) {
         is List<*> -> this
-        is Collection<*> -> this.toList()
-        is Iterable<*> -> this.toList()
-        is Sequence<*> -> this.toList()
-        is Array<*> -> this.asList()
-        is BooleanArray -> this.asList()
-        is ByteArray -> this.asList()
-        is CharArray -> this.asList()
-        is DoubleArray -> this.asList()
-        is FloatArray -> this.asList()
-        is IntArray -> this.asList()
-        is LongArray -> this.asList()
-        is ShortArray -> this.asList()
+        is Collection<*> -> toList()
+        is Iterable<*> -> toList()
+        is Sequence<*> -> toList()
+        is Array<*> -> asList()
+        is BooleanArray -> asList()
+        is ByteArray -> asList()
+        is CharArray -> asList()
+        is DoubleArray -> asList()
+        is FloatArray -> asList()
+        is IntArray -> asList()
+        is LongArray -> asList()
+        is ShortArray -> asList()
         else -> error("Unsupported type: ${this::class}")
     }.also { list ->
         require(list.all { it is T })
-- 
2.54.0


From f85ac3f76e61713bfb49d98f89dd5ea177ec3dc9 Mon Sep 17 00:00:00 2001
From: Yuriy Davygora <davygora@gmail.com>
Date: Wed, 13 May 2026 13:55:16 +0200
Subject: [PATCH 6/7] Bumping gradle version

---
 gradle/libs.versions.toml                | 2 +-
 gradle/wrapper/gradle-wrapper.properties | 2 +-
 gradlew                                  | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 0aa6002..52db737 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -2,7 +2,7 @@
 
 # Main
 
-gradle = "9.5.0" # https://gradle.org/releases/
+gradle = "9.5.1" # https://gradle.org/releases/
 
 kotlin = "2.3.21" # https://kotlinlang.org/docs/releases.html#release-details
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index b52fb7e..df6a6ad 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.5.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.5.1-bin.zip
 networkTimeout=10000
 retries=0
 retryBackOffMs=500
diff --git a/gradlew b/gradlew
index f640dbc..b9bb139 100755
--- a/gradlew
+++ b/gradlew
@@ -57,7 +57,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/<unknown>/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/3d91ce3b8caaf77ad09f381f43615b715b53f72c/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
-- 
2.54.0


From 2124b8b22922fee53ea963d4f5672793b94ccc99 Mon Sep 17 00:00:00 2001
From: Yuriy Davygora <davygora@gmail.com>
Date: Wed, 13 May 2026 14:05:30 +0200
Subject: [PATCH 7/7] Adding LICENSE and a dummy README

---
 LICENSE   | 0
 README.md | 3 +++
 2 files changed, 3 insertions(+)
 create mode 100644 LICENSE
 create mode 100644 README.md

diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..e69de29
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..bb12c88
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+# Matrix
+
+TODO
-- 
2.54.0