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Author: jsoberg

src/main/kotlin/com/soberg/aoc/utlities/datastructures/Grid2D.kt

@@ -1,7 +1,5 @@
 package com.soberg.aoc.utlities.datastructures
 
-import kotlin.math.absoluteValue
-
 /** A uniform 2D grid with elements of type [T]. */
 data class Grid2D<T>(
     private val grid: List<List<T>>,
@@ -58,7 +56,7 @@ data class Grid2D<T>(
         from: Location,
         direction: Direction,
         numElementsToCollect: Int,
-    ) : List<T>? {
+    ): List<T>? {
         val finalLocation = from.move(direction, numElementsToCollect - 1)
         if (!isInBounds(finalLocation)) {
             return null
@@ -72,7 +70,7 @@ data class Grid2D<T>(
 
     /** @return Map of elements to list of their respective locations. */
     fun elementToLocationsMap(): Map<T, List<Location>> =
-        filterElementToLocationsMap(filter = { _,_ -> true })
+        filterElementToLocationsMap(filter = { _, _ -> true })
 
     /** @return Map of elements and their respective locations in the grid that pass [filter]. */
     fun filterElementToLocationsMap(
@@ -190,7 +188,7 @@ data class Grid2D<T>(
         )
 
         companion object {
-            infix fun Int.loc(col: Int) : Location = Location(row = this, col = col)
+            infix fun Int.loc(col: Int): Location = Location(row = this, col = col)
         }
     }
 

src/main/kotlin/com/soberg/aoc/utlities/extensions/AsyncSum.kt

@@ -1,6 +1,10 @@
 package com.soberg.aoc.utlities.extensions
 
-import kotlinx.coroutines.*
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.coroutineScope
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
 import java.util.concurrent.atomic.AtomicInteger
 import java.util.concurrent.atomic.AtomicLong
 import kotlin.experimental.ExperimentalTypeInference
@@ -36,7 +40,7 @@ suspend inline fun <T> Iterable<T>.asyncSumOf(crossinline selector: (T) -> Int):
 inline fun <T> Iterable<T>.asyncSumOfBlocking(
     dispatcher: CoroutineDispatcher = Dispatchers.Default,
     crossinline selector: (T) -> Long,
-): Long = runBlocking(dispatcher){
+): Long = runBlocking(dispatcher) {
     asyncSumOf(selector)
 }
 

src/test/kotlin/com/soberg/aoc/utlities/datastructures/Grid2DLocationTest.kt

@@ -60,7 +60,7 @@ class Grid2DLocationTest {
         @JvmStatic
         fun provideArgumentsForDistanceOfOneMove() = listOf(
             Arguments.of(Direction.North, Location(9, 10)),
-            Arguments.of(Direction.NorthEast,Location(9, 11)),
+            Arguments.of(Direction.NorthEast, Location(9, 11)),
             Arguments.of(Direction.East, Location(10, 11)),
             Arguments.of(Direction.SouthEast, Location(11, 11)),
             Arguments.of(Direction.South, Location(11, 10)),
@@ -72,7 +72,7 @@ class Grid2DLocationTest {
         @JvmStatic
         fun provideArgumentsForDistanceOfNineMove() = listOf(
             Arguments.of(Direction.North, Location(1, 10)),
-            Arguments.of(Direction.NorthEast,Location(1, 19)),
+            Arguments.of(Direction.NorthEast, Location(1, 19)),
             Arguments.of(Direction.East, Location(10, 19)),
             Arguments.of(Direction.SouthEast, Location(19, 19)),
             Arguments.of(Direction.South, Location(19, 10)),

src/test/kotlin/com/soberg/aoc/utlities/datastructures/Grid2DTest.kt

@@ -238,8 +238,8 @@ class Grid2DTest {
     @Test
     fun `create expected output string when filtering`() {
         val grid = listOf(
-            listOf(1,2,3),
-            listOf(4,5,6),
+            listOf(1, 2, 3),
+            listOf(4, 5, 6),
         ).toGrid2D()
         assertThat(grid.toString { "${grid[it] + 1}," })
             .isEqualTo(

src/test/kotlin/com/soberg/aoc/utlities/extensions/AsyncSumTest.kt

@@ -16,9 +16,9 @@ class AsyncSumTest {
 
         assertThat(letterCount).isEqualTo(36)
     }
-
+    
     @Test
-    fun `return sum of integers - coroutine`() = runTest{
+    fun `return sum of integers - coroutine`() = runTest {
         val letterCount = testData.asyncSumOf {
             it.length
         }
@@ -36,7 +36,7 @@ class AsyncSumTest {
     }
 
     @Test
-    fun `return sum of longs - coroutine`() = runTest{
+    fun `return sum of longs - coroutine`() = runTest {
         val letterCount = testData.asyncSumOf {
             it.length.toLong()
         }