#41 extend output with links and assertionResults

action.yml

@@ -1,5 +1,5 @@
 name: 'Lighthouse CI Action'
-description: 'Audit URLs using Lighthouse and test performance with Lighthouse CI.'
+description: 'Audit URLs using Lighthouse and test performance with Lighthouse CI'
 inputs:
   urls:
     description: 'List of URL(s) to analyze'
@@ -19,7 +19,11 @@ inputs:
     description: 'API token to push to LHCI server'
 outputs:
   resultsPath:
-    description: 'Path to the folder with results'
+    description: 'Path to the folder with LHCI results'
+  links:
+    description: 'Links to compare/result UI for each URL (content of links.json)'
+  assertionResults:
+    description: 'Assertion results (content of assertion-results.json)'
 runs:
   using: 'node12'
   main: 'src/index.js'

src/index.js

@@ -6,6 +6,7 @@ const lhciCliPath = require.resolve('@lhci/cli/src/cli')
 const { getInput, hasAssertConfig } = require('./config')
 const { uploadArtifacts } = require('./utils/artifacts')
 const { setAnnotations } = require('./utils/annotations')
+const { setOutput } = require('./utils/output')
 
 /**
  * Audit urls with Lighthouse CI in 3 stages:
@@ -88,7 +89,7 @@ async function main() {
     core.endGroup() // Uploading
   }
 
-  // await setOutput(resultsPath)
+  await setOutput(resultsPath)
   await setAnnotations(resultsPath) // set failing error/warning annotations
 }
 

src/utils/output.js

@@ -0,0 +1,22 @@
+const core = require('@actions/core')
+const { getLinks, getAssertionResults } = require('./lhci-helpers')
+
+/**
+ * Set output: {
+ *   resultsPath: string
+ *   links: Object<url,url> (links.json)
+ *   assertionResults: LhciAssertion[] (assertion-results.json)
+ *   reports: LhciReportSummary[] (waiting https://github.com/GoogleChrome/lighthouse-ci/issues/142)
+ * }
+ *
+ * @param {string} resultsPath
+ */
+
+exports.setOutput = async function setOutput(resultsPath) {
+  const links = await getLinks(resultsPath)
+  const assertionResults = await getAssertionResults(resultsPath)
+
+  core.setOutput('resultsPath', resultsPath)
+  core.setOutput('links', links ? JSON.stringify(links) : '')
+  core.setOutput('assertionResults', assertionResults ? JSON.stringify(assertionResults) : '')
+}