Skip comparison for initial PR, determined by print-config failing

src/main.ts

@@ -17,6 +17,7 @@
 import { parseInputs } from './inputs'
 import { filterRelevantIssues } from './issues'
 import type { PersistedCliFiles } from './persist'
+import { printConfig } from './print-config'
 import { isPullRequest } from './pull-request'
 
 export async function run(
@@ -65,6 +66,18 @@
  await git.checkout(['-f', base.ref])
  core.debug(`Switched to base branch ${base.ref}`)
 
+ try {
+ await printConfig(inputs)
+ core.debug(
+ `Executing print-config verified code-pushup installed in base branch ${base.ref}`
+ )
+ } catch (err) {
+ core.debug(
+ `Executing print-config failed, assuming code-pushup not installed in base branch ${base.ref} and skipping comparison - ${err}`
+ )
+ return
+ }
+
  const { jsonFilePath: prevReportPath } = await collect(inputs)
  prevReport = await fs.readFile(prevReportPath, 'utf8')
  core.debug(`Collected previous report at ${prevReportPath}`)

src/print-config.ts

@@ -0,0 +1,14 @@
+import { exec } from '@actions/exec'
+import type { ActionInputs } from './inputs'
+
+export async function printConfig({
+ bin,
+ config,
+ directory,
+ silent
+}: ActionInputs): Promise<void> {
+ await exec(bin, [...(config ? [`--config=${config}`] : []), 'print-config'], {
+ cwd: directory,
+ silent
+ })
+}