Replace sendTestCasesSimulation() map with for loop

src/lib/shared.svelte.ts

@@ -751,16 +751,13 @@ async function sendTestCasesSimulation(
         // Split evaluation.value vector for each situation.
         {
           let testCasesPopulationIndex = 0
-          valuesByCalculationNameByVariableNameArray =
-            valuesByCalculationNameByVariableNameArray.map(
-              (
-                valuesByCalculationNameByVariableName,
+          for (const [
             situationIndex,
-              ): ValuesByCalculationNameByVariableName => {
+            valuesByCalculationNameByVariableName,
+          ] of valuesByCalculationNameByVariableNameArray.entries()) {
             const situation = shared.testCases[situationIndex]
-                const entitySituation =
-                  situation[entity.key_plural as string] ?? {}
-                let values = []
+            const entitySituation = situation[entity.key_plural as string] ?? {}
+            const values: VariableValues = []
             for (
               let index = testCasesPopulationIndex, vectorIndex = 0;
               vectorIndex < shared.vectorLength;
@@ -773,17 +770,10 @@ async function sendTestCasesSimulation(
               }
             }
             testCasesPopulationIndex += Object.keys(entitySituation).length
-                const valuesByCalculationName =
-                  valuesByCalculationNameByVariableName[variableName] ?? {}
-                return {
-                  ...valuesByCalculationNameByVariableName,
-                  [variableName]: {
-                    ...valuesByCalculationName,
-                    [calculationName]: values,
-                  },
+            ;(valuesByCalculationNameByVariableName[variableName] ??= {})[
+              calculationName
+            ] = values
           }
-              },
-            )
         }
       } else {
         // Variable has been computed for a single test case.