diff --git a/ui/src/app/shared/components/links.test.ts b/ui/src/app/shared/components/links.test.ts
index f33be645b827..384de4c21b71 100644
--- a/ui/src/app/shared/components/links.test.ts
+++ b/ui/src/app/shared/components/links.test.ts
@@ -1,4 +1,4 @@
-import {ProcessURL} from './links';
+import {processURL} from './links';
 
 describe('process URL', () => {
     test('original timestamp', () => {
@@ -8,7 +8,7 @@ describe('process URL', () => {
                 finishedAt: '2021-01-01T10:30:00Z'
             }
         };
-        expect(ProcessURL('https://logging?from=${status.startedAt}&to=${status.finishedAt}', object)).toBe('https://logging?from=2021-01-01T10:30:00Z&to=2021-01-01T10:30:00Z');
+        expect(processURL('https://logging?from=${status.startedAt}&to=${status.finishedAt}', object)).toBe('https://logging?from=2021-01-01T10:30:00Z&to=2021-01-01T10:30:00Z');
     });
 
     test('epoch timestamp', () => {
@@ -18,7 +18,7 @@ describe('process URL', () => {
                 finishedAt: '2021-01-01T10:30:00Z'
             }
         };
-        expect(ProcessURL('https://logging?from=${status.startedAtEpoch}&to=${status.finishedAtEpoch}', object)).toBe('https://logging?from=1609497000000&to=1609497000000');
+        expect(processURL('https://logging?from=${status.startedAtEpoch}&to=${status.finishedAtEpoch}', object)).toBe('https://logging?from=1609497000000&to=1609497000000');
     });
 
     test('epoch timestamp with ongoing workflow', () => {
@@ -31,7 +31,7 @@ describe('process URL', () => {
         const expectedDate = new Date('2021-03-01T10:30:00.00Z');
         jest.spyOn(global.Date, 'now').mockImplementationOnce(() => expectedDate.valueOf());
 
-        expect(ProcessURL('https://logging?from=${status.startedAtEpoch}&to=${status.finishedAtEpoch}', object)).toBe(
+        expect(processURL('https://logging?from=${status.startedAtEpoch}&to=${status.finishedAtEpoch}', object)).toBe(
             `https://logging?from=1609497000000&to=${expectedDate.getTime()}`
         );
     });
@@ -41,7 +41,7 @@ describe('process URL', () => {
             status: {}
         };
 
-        expect(ProcessURL('https://logging?from=${status.startedAtEpoch}&to=${status.finishedAtEpoch}', object)).toBe(`https://logging?from=null&to=null`);
+        expect(processURL('https://logging?from=${status.startedAtEpoch}&to=${status.finishedAtEpoch}', object)).toBe(`https://logging?from=null&to=null`);
     });
 
     test('ignore missing workflow var', () => {
@@ -54,6 +54,6 @@ describe('process URL', () => {
             }
         };
 
-        expect(ProcessURL('https://logging?${workflow.annotations.logQuery}${workflow.annotations.additionalLogParams}', object)).toBe('https://logging?query=env:qa');
+        expect(processURL('https://logging?${workflow.annotations.logQuery}${workflow.annotations.additionalLogParams}', object)).toBe('https://logging?query=env:qa');
     });
 });
diff --git a/ui/src/app/shared/components/links.tsx b/ui/src/app/shared/components/links.tsx
index a2bc8216a2af..ed4ae6154a67 100644
--- a/ui/src/app/shared/components/links.tsx
+++ b/ui/src/app/shared/components/links.tsx
@@ -5,35 +5,44 @@ import {Link, Workflow} from '../../../models';
 import {services} from '../services';
 import {Button} from './button';
 
-const addEpochTimestamp = (jsonObject: {metadata: ObjectMeta; workflow?: Workflow; status?: any}) => {
+function toEpoch(datetime: string) {
+    if (datetime) {
+        return new Date(datetime).getTime();
+    } else {
+        return Date.now();
+    }
+}
+
+function addEpochTimestamp(jsonObject: {metadata: ObjectMeta; workflow?: Workflow; status?: any}) {
     if (jsonObject === undefined || jsonObject.status.startedAt === undefined) {
         return;
     }
 
-    const toEpoch = (datetime: string) => {
-        if (datetime) {
-            return new Date(datetime).getTime();
-        } else {
-            return Date.now();
-        }
-    };
     jsonObject.status.startedAtEpoch = toEpoch(jsonObject.status.startedAt);
     jsonObject.status.finishedAtEpoch = toEpoch(jsonObject.status.finishedAt);
-};
+}
 
-export const ProcessURL = (url: string, jsonObject: any) => {
+export function processURL(urlExpression: string, jsonObject: any) {
     addEpochTimestamp(jsonObject);
     /* replace ${} from input url with corresponding elements from object
     only return null for known variables, otherwise empty string*/
-    return url.replace(/\${[^}]*}/g, x => {
+    return urlExpression.replace(/\${[^}]*}/g, x => {
         const parts = x.replace(/(\$%7B|%7D|\${|})/g, '').split('.');
         const emptyVal = parts[0] === 'workflow' ? '' : null;
         const res = parts.reduce((p: any, c: string) => (p && p[c]) || emptyVal, jsonObject);
         return res;
     });
-};
+}
+
+export function openLinkWithKey(url: string) {
+    if ((window.event as MouseEvent).ctrlKey || (window.event as MouseEvent).metaKey) {
+        window.open(url, '_blank');
+    } else {
+        document.location.href = url;
+    }
+}
 
-export const Links = ({scope, object, button}: {scope: string; object: {metadata: ObjectMeta; workflow?: Workflow; status?: any}; button?: boolean}) => {
+export function Links({scope, object, button}: {scope: string; object: {metadata: ObjectMeta; workflow?: Workflow; status?: any}; button?: boolean}) {
     const [links, setLinks] = useState<Link[]>();
     const [error, setError] = useState<Error>();
 
@@ -45,18 +54,6 @@ export const Links = ({scope, object, button}: {scope: string; object: {metadata
             .catch(setError);
     }, []);
 
-    const formatUrl = (url: string) => {
-        return ProcessURL(url, object);
-    };
-
-    const openLink = (url: string) => {
-        if ((window.event as MouseEvent).ctrlKey || (window.event as MouseEvent).metaKey) {
-            window.open(url, '_blank');
-        } else {
-            document.location.href = url;
-        }
-    };
-
     return (
         <>
             {error && error.message}
@@ -64,17 +61,17 @@ export const Links = ({scope, object, button}: {scope: string; object: {metadata
                 links.map(({url, name}) => {
                     if (button) {
                         return (
-                            <Button onClick={() => openLink(formatUrl(url))} key={name} icon='external-link-alt'>
+                            <Button onClick={() => openLinkWithKey(processURL(url, object))} key={name} icon='external-link-alt'>
                                 {name}
                             </Button>
                         );
                     }
                     return (
-                        <a key={name} href={formatUrl(url)}>
+                        <a key={name} href={processURL(url, object)}>
                             {name} <i className='fa fa-external-link-alt' />
                         </a>
                     );
                 })}
         </>
     );
-};
+}
diff --git a/ui/src/app/workflows/components/workflow-details/workflow-details.tsx b/ui/src/app/workflows/components/workflow-details/workflow-details.tsx
index 57ddfc8e4495..a4b05885d414 100644
--- a/ui/src/app/workflows/components/workflow-details/workflow-details.tsx
+++ b/ui/src/app/workflows/components/workflow-details/workflow-details.tsx
@@ -9,7 +9,7 @@ import {artifactRepoHasLocation, findArtifact} from '../../../shared/artifacts';
 import {uiUrl} from '../../../shared/base';
 import {CostOptimisationNudge} from '../../../shared/components/cost-optimisation-nudge';
 import {ErrorNotice} from '../../../shared/components/error-notice';
-import {ProcessURL} from '../../../shared/components/links';
+import {openLinkWithKey, processURL} from '../../../shared/components/links';
 import {Loading} from '../../../shared/components/loading';
 import {SecurityNudge} from '../../../shared/components/security-nudge';
 import {useCollectEvent} from '../../../shared/components/use-collect-event';
@@ -440,13 +440,7 @@ export function WorkflowDetails({history, location, match}: RouteComponentProps<
                 finishedAt: workflow.status.finishedAt
             }
         };
-        const url = ProcessURL(link.url, object);
-
-        if ((window.event as MouseEvent).ctrlKey || (window.event as MouseEvent).metaKey) {
-            window.open(url, '_blank');
-        } else {
-            document.location.href = url;
-        }
+        openLinkWithKey(processURL(link.url, object));
     }
 
     function setParameter(key: string, value: string) {