Use the description if the author hasn't added an assertion

src/github/index.ts

@@ -69,6 +69,24 @@ export const getSinglePR = async (
   }
 };
 
+
+// If we can get a PR, we can parse the description and try to isolate the description
+export const getDescription =  (description: string): string | null => {
+  //   find everything after ## Description and before the next ## heading
+  const regexDescription = /(?<=## Description)(.*?)(?=##|$)/gm
+  const regexBetweenComments = /(?<=-->)(.*?)(?=<!--)/gm
+  const descriptionWithComments = regexDescription.exec(description);
+  if (descriptionWithComments) {
+    const DescriptionActual = regexBetweenComments.exec(descriptionWithComments[1]);
+    if (DescriptionActual) {
+      console.log(`✅ Got actual description: ${DescriptionActual[1]}`);
+      return DescriptionActual[1];
+    }
+  }
+  return null;
+};
+
+
 // If we can get a PR, we can parse the description and isolate the assertion using the comments
 export const getAssertion = async (description: string): Promise<string | null> => {
   //   find everything in between <!-- DX:Assertion-start --> and <!-- DX:Assertion-end -->

src/index.ts

@@ -1,6 +1,6 @@
 import dotenv from 'dotenv';
 import * as core from '@actions/core';
-import { getSinglePR, getAssertion, getDiff, getChangedFiles, getFileContent } from './github';
+import { getSinglePR, getAssertion, getDiff, getChangedFiles, getFileContent, getDescription } from './github';
 import { generatePrompt, testAssertion, writeAnalysis, openAiFeedback } from './open_ai';
 
 dotenv.config();
@@ -16,20 +16,23 @@ const repoName = repo.split('/')[1];
 async function main() {
   const PR = await getSinglePR(org, repoName, prNumber);
   const assertion = await getAssertion(PR?.body ?? '');
-  if (assertion?.length === 0 || assertion === null) {
-    console.log('No assertion found');
-    core.setFailed('No assertion found');
-    return;
-  } else {
-    const diff: string = await getDiff(prNumber, org, repoName);
-    const changedFiles = getChangedFiles(diff);
-    const file: any = await getFileContent(changedFiles, org, repoName);
-    const prompt: string = generatePrompt(diff, assertion, file);
-    const rawAnalysis = await testAssertion(prompt);
-    const analysis = writeAnalysis(rawAnalysis);
-    console.log(analysis);
-    core.setOutput('analysis', analysis);
-    return analysis;
+  if (!assertion) {
+    const description = getDescription(PR?.body ?? '');
+    if (!description) {
+      console.log('No assertion or description found');
+      core.setFailed('No assertion or description found');
+      return;
+    } else {
+      const diff: string = await getDiff(prNumber, org, repoName);
+      const changedFiles = getChangedFiles(diff);
+      const file: any = await getFileContent(changedFiles, org, repoName);
+      const prompt: string = generatePrompt(diff, assertion, file);
+      const rawAnalysis = await testAssertion(prompt);
+      const analysis = writeAnalysis(rawAnalysis);
+      console.log(analysis);
+      core.setOutput('analysis', analysis);
+      return analysis;
+    }
   }
 }