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fix(utils): guard null in checkAndFixMas + removeTrailingZeroes #10

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fix(utils): guard null in checkAndFixMas + removeTrailingZeroes #10

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3 changes: 2 additions & 1 deletion assets/js/utils.js
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Original file line number Diff line number Diff line change
Expand Up @@ -517,7 +517,7 @@ export function deepCopy(data) {
}

export function removeTrailingZeroes(value, maximumNumberDecimals=4) {
if (isNaN(value) || !isFinite(value)) {
if (value == null || isNaN(value) || !isFinite(value)) { // null/undefined slip past isNaN/isFinite
return value;
}
const split = value.toFixed(5).split(".")
Expand Down Expand Up @@ -1051,6 +1051,7 @@ export async function checkAndFixMas(mas, mkf=null) {
for (const op of mas.inputs.operatingPoints) {
if (op.excitationsPerWinding == null) continue;
for (const exc of op.excitationsPerWinding) {
if (exc == null) continue; // a just-added winding can leave a null excitation
for (const signal of ['current', 'voltage']) {
const harmonics = exc[signal]?.harmonics;
if (harmonics == null) continue;
Expand Down