change if conditions

aws · Sep 13, 2023 · 4cb8339 · 4cb8339
1 parent 96151c8
commit 4cb8339
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/packages/aws-cdk-lib/aws-cloudwatch/lib/graph.ts b/packages/aws-cdk-lib/aws-cloudwatch/lib/graph.ts
@@ -242,7 +242,7 @@ export class GaugeWidget extends ConcreteWidget {
  this.metrics = props.metrics ?? [];
  this.copyMetricWarnings(...this.metrics);
 
- if (props.end && !props.start) {
+ if (props.end !== undefined && props.start === undefined) {
  throw new Error('You must specify a start if you specify an end');
  }
  }
@@ -435,7 +435,7 @@ export class GraphWidget extends ConcreteWidget {
  this.rightMetrics = props.right ?? [];
  this.copyMetricWarnings(...this.leftMetrics, ...this.rightMetrics);
 
- if (props.end && !props.start) {
+ if (props.end !== undefined && props.start === undefined) {
  throw new Error('You must specify a start if you specify an end');
  }
  }
@@ -573,7 +573,7 @@ export class SingleValueWidget extends ConcreteWidget {
  throw new Error('You cannot use setPeriodToTimeRange with sparkline');
  }
 
- if (props.end && !props.start) {
+ if (props.end !== undefined && props.start === undefined) {
  throw new Error('You must specify a start if you specify an end');
  }
  }