fix type issue with suggestion from code review

Author: Peter9192

apps/class-solid/src/components/Analysis.tsx

@@ -49,7 +49,7 @@ export function TimeSeriesPlot() {
   const [xVariable, setXVariable] = createSignal("t");
   const [yVariable, setYVariable] = createSignal("theta");
   const xVariableOptions = ["t"]; // TODO: separate plot types for timeseries and x-vs-y? Use time axis?
-  const yVariableOptions = BmiClass.get_output_var_names();
+  const yVariableOptions = new BmiClass().get_output_var_names();
 
   const chartData = createMemo(() => {
     return experiments

apps/class-solid/src/lib/runner.ts

@@ -15,7 +15,7 @@ export async function runClass(config: PartialConfig): Promise<ClassOutput> {
     const model = await new AsyncBmiClass();
     await model.initialize(parsedConfig);
     const output = await model.run({
-      var_names: BmiClass.get_output_var_names(),
+      var_names: new BmiClass().get_output_var_names(),
     });
     return output;
   } catch (error) {

packages/class/src/bmi.ts

@@ -65,7 +65,7 @@ export class BmiClass implements BmiLight<Config> {
     return ouput_var_names.length;
   }
 
-  static get_output_var_names() {
+  get_output_var_names() {
     return ouput_var_names;
   }