Resolve "Courbe de remous: Crash de l'application sur données erronées"

Closes #532 (closed)

src/app/components/remous-results/remous-results.component.ts

@@ -315,33 +315,35 @@ export class RemousResultsComponent extends ResultsComponentDirective implements
 
         // abscisses pour lesquelles on a un résultat
         const rrr = this._remousResults.result;
-        const firstResultAbscissa = rrr.resultElements[0].values.X;
-        const lastResultAbscissa = rrr.resultElements[rrr.resultElements.length - 1].values.X;
-        let resultAbscissaIndex = 0;
-        const itX = this.abscisseIterator;
-
-        // parcours des abscisses une par une
-        while (itX.hasNext) {
-            const x = itX.next().value;
-            // skip abscissa that have no result
-            if (x >= firstResultAbscissa && x <= lastResultAbscissa) {
-                // result element for the given abscissa
-                const re = rrr.resultElements[resultAbscissaIndex];
-                resultAbscissaIndex++;
-
-                const yExtra = re.getValue(this._remousResults.extraParamSymbol);
-                if (yExtra !== undefined) {
-                    lineExtra.setPoint(x, yExtra);
-                }
+        if (rrr.resultElements.length > 0) {
+            const firstResultAbscissa = rrr.resultElements[0].values.X;
+            const lastResultAbscissa = rrr.resultElements[rrr.resultElements.length - 1].values.X;
+            let resultAbscissaIndex = 0;
+            const itX = this.abscisseIterator;
+
+            // parcours des abscisses une par une
+            while (itX.hasNext) {
+                const x = itX.next().value;
+                // skip abscissa that have no result
+                if (x >= firstResultAbscissa && x <= lastResultAbscissa) {
+                    // result element for the given abscissa
+                    const re = rrr.resultElements[resultAbscissaIndex];
+                    resultAbscissaIndex++;
+
+                    const yExtra = re.getValue(this._remousResults.extraParamSymbol);
+                    if (yExtra !== undefined) {
+                        lineExtra.setPoint(x, yExtra);
+                    }
 
-                const yFlu = re.getValue("flu");
-                if (yFlu !== undefined) {
-                    lineFlu.setPoint(x, yFlu);
-                }
+                    const yFlu = re.getValue("flu");
+                    if (yFlu !== undefined) {
+                        lineFlu.setPoint(x, yFlu);
+                    }
 
-                const yTor = re.getValue("tor");
-                if (yTor !== undefined) {
-                    lineTor.setPoint(x, yTor);
+                    const yTor = re.getValue("tor");
+                    if (yTor !== undefined) {
+                        lineTor.setPoint(x, yTor);
+                    }
                 }
             }
         }