- use || instead of ??

src/main.ts

@@ -27,15 +27,8 @@ async function run(): Promise<void> {
 
     // read in repository inputs
     const token = core.getInput('token')
-
-    core.info(`owner: ${core.getInput('owner')}`)
-    core.info(`owner2: ${github.context.repo.owner}`)
-    core.info(`owner3: ${ core.getInput('repository')}`)
-    core.info(`owner4: ${ core.getInput('repository')[0]}`)
-    core.info(`owner5: ${ core.getInput('owner') ?? github.context.repo.owner ?? core.getInput('repository').split('/')[0]}`)
-    
-    const owner = core.getInput('owner') ?? github.context.repo.owner ?? core.getInput('repository').split('/')[0]
-    const repo = core.getInput('repo') ?? github.context.repo.repo ?? core.getInput('repository').split('/')[1]
+    const owner = core.getInput('owner') || github.context.repo.owner
+    const repo = core.getInput('repo') || github.context.repo.repo
     // read in from, to tag inputs
     const fromTag = core.getInput('fromTag')
     let toTag = core.getInput('toTag')
@@ -99,8 +92,8 @@ async function run(): Promise<void> {
 
     core.setOutput(
       'changelog',
-      (await releaseNotes.pull(token)) ??
-        configuration.empty_template ??
+      (await releaseNotes.pull(token)) ||
+        configuration.empty_template ||
         DefaultConfiguration.empty_template
     )
   } catch (error) {

src/releaseNotes.ts

@@ -44,7 +44,7 @@ export class ReleaseNotes {
         repo,
         toTag,
         ignorePreReleases,
-        configuration.max_tags_to_fetch ??
+        configuration.max_tags_to_fetch ||
           DefaultConfiguration.max_tags_to_fetch
       )
       if (previousTag == null) {
@@ -116,7 +116,7 @@ export class ReleaseNotes {
     const toDate = lastCommit.date
 
     const maxDays =
-      configuration.max_back_track_time_days ??
+      configuration.max_back_track_time_days ||
       DefaultConfiguration.max_back_track_time_days
     const maxFromDate = toDate.clone().subtract(maxDays, 'days')
     if (maxFromDate.isAfter(fromDate)) {
@@ -134,7 +134,7 @@ export class ReleaseNotes {
       repo,
       fromDate,
       toDate,
-      configuration.max_pull_requests ?? DefaultConfiguration.max_pull_requests
+      configuration.max_pull_requests || DefaultConfiguration.max_pull_requests
     )
 
     core.info(
@@ -143,7 +143,7 @@ export class ReleaseNotes {
 
     const prCommits = pullRequestsApi.filterCommits(
       commits,
-      configuration.exclude_merge_branches ??
+      configuration.exclude_merge_branches ||
         DefaultConfiguration.exclude_merge_branches
     )
 

src/transform.ts

@@ -12,7 +12,7 @@ export function buildChangelog(
   config: Configuration
 ): string {
   // sort to target order
-  const sort = config.sort ?? DefaultConfiguration.sort
+  const sort = config.sort || DefaultConfiguration.sort
   const sortAsc = sort.toUpperCase() === 'ASC'
   prs = sortPullRequests(prs, sortAsc)
   core.info(`ℹ️ Sorted all pull requests ascending: ${sort}`)
@@ -41,7 +41,7 @@ export function buildChangelog(
 
   // bring PRs into the order of categories
   const categorized = new Map<Category, string[]>()
-  const categories = config.categories ?? DefaultConfiguration.categories
+  const categories = config.categories || DefaultConfiguration.categories
   for (const category of categories) {
     categorized.set(category, [])
   }
@@ -89,7 +89,7 @@ export function buildChangelog(
   )
 
   // fill template
-  let transformedChangelog = config.template ?? DefaultConfiguration.template
+  let transformedChangelog = config.template || DefaultConfiguration.template
   transformedChangelog = transformedChangelog.replace(
     '${{CHANGELOG}}',
     changelog
@@ -113,16 +113,16 @@ function fillTemplate(pr: PullRequestInfo, template: string): string {
   transformed = transformed.replace('${{URL}}', pr.htmlURL)
   transformed = transformed.replace('${{MERGED_AT}}', pr.mergedAt.toISOString())
   transformed = transformed.replace('${{AUTHOR}}', pr.author)
-  transformed = transformed.replace('${{LABELS}}', pr.labels?.join(', ') ?? '')
-  transformed = transformed.replace('${{MILESTONE}}', pr.milestone ?? '')
+  transformed = transformed.replace('${{LABELS}}', pr.labels?.join(', ') || '')
+  transformed = transformed.replace('${{MILESTONE}}', pr.milestone || '')
   transformed = transformed.replace('${{BODY}}', pr.body)
   transformed = transformed.replace(
     '${{ASSIGNEES}}',
-    pr.assignees?.join(', ') ?? ''
+    pr.assignees?.join(', ') || ''
   )
   transformed = transformed.replace(
     '${{REVIEWERS}}',
-    pr.requestedReviewers?.join(', ') ?? ''
+    pr.requestedReviewers?.join(', ') || ''
   )
   return transformed
 }
@@ -142,7 +142,7 @@ function validateTransfomers(
   specifiedTransformers: Transformer[]
 ): RegexTransformer[] {
   const transformers =
-    specifiedTransformers ?? DefaultConfiguration.transformers
+    specifiedTransformers || DefaultConfiguration.transformers
   return transformers
     .map(transformer => {
       try {