fix: action shows error ouput when not all commits have warnings

Fixes #43

Author: wagoid

src/action.js

@@ -104,9 +104,8 @@ const formatErrors = lintedCommits =>
 
 const hasOnlyWarnings = lintedCommits =>
   lintedCommits.length &&
-  lintedCommits.every(
-    ({ lintResult }) => lintResult.valid && lintResult.warnings.length,
-  )
+  lintedCommits.every(({ lintResult }) => lintResult.valid) &&
+  lintedCommits.some(({ lintResult }) => lintResult.warnings.length)
 
 const setFailed = formattedResults => {
   core.setFailed(`You have commit messages with errors\n\n${formattedResults}`)

src/action.test.js

@@ -400,12 +400,14 @@ describe('Commit Linter action', () => {
 
     beforeEach(async () => {
       cwd = await git.bootstrap('fixtures/conventional')
+      await gitEmptyCommit(cwd, 'chore: previous commit')
+      await gitEmptyCommit(cwd, 'chore: correct message with no warnings')
       await gitEmptyCommit(
         cwd,
         'chore: correct message\nsome context without leading blank line',
       )
-      const [to] = await getCommitHashes(cwd)
-      await createPushEventPayload(cwd, { to })
+      const [before, from, to] = await getCommitHashes(cwd)
+      await createPushEventPayload(cwd, { before, to })
       updatePushEnvVars(cwd, to)
       td.replace(process, 'cwd', () => cwd)
       td.replace(console, 'log')
@@ -419,6 +421,13 @@ describe('Commit Linter action', () => {
           errors: [],
           warnings: ['body must have leading blank line'],
         },
+        {
+          hash: from,
+          message: 'chore: correct message with no warnings',
+          valid: true,
+          errors: [],
+          warnings: [],
+        },
       ]
     })