never mind

Author: AbhiPrasad

dangerfile.ts

@@ -4,8 +4,42 @@ import { promisify } from 'util';
 import { resolve } from 'path';
 import tslint from 'danger-plugin-tslint';
 import { prettyResults } from 'danger-plugin-tslint/dist/prettyResults';
+import { CLIEngine } from 'eslint';
 
-const packages = ['apm', 'core', 'hub', 'integrations', 'minimal', 'node', 'types', 'utils'];
+const PACKAGES = ['apm', 'core', 'hub', 'integrations', 'minimal', 'node', 'types', 'utils'];
+const EXTENSIONS = ['.js', '.jsx', '.ts', '.tsx'];
+
+/**
+ * Eslint your code with Danger
+ * Based on fork from: https://github.com/appcelerator/danger-plugin-eslint
+ */
+async function eslint(): Promise<void[]> {
+  const allFiles = danger.git.created_files.concat(danger.git.modified_files);
+  const cli = new CLIEngine({});
+  // let eslint filter down to non-ignored, matching the extensions expected
+  const filesToLint = allFiles.filter(f => !cli.isPathIgnored(f) && EXTENSIONS.some(ext => f.endsWith(ext)));
+  return Promise.all(filesToLint.map(f => lintFile(cli, f)));
+}
+
+/** JSDoc */
+async function lintFile(linter: CLIEngine, path: string): Promise<void> {
+  const contents = await danger.github.utils.fileContents(path);
+  const report = linter.executeOnText(contents, path);
+
+  if (report.results.length !== 0) {
+    report.results[0].messages.map(msg => {
+      if (msg.fatal) {
+        fail(`Fatal error linting ${path} with eslint.`);
+        return;
+      }
+
+      const noop = (): void => undefined;
+      const fn = { 0: noop, 1: warn, 2: fail }[msg.severity];
+
+      fn(`${path} line ${msg.line} – ${msg.message} (${msg.ruleId})`, path, msg.line);
+    });
+  }
+}
 
 export default async (): Promise<void> => {
   if (!danger.github) {
@@ -15,7 +49,7 @@ export default async (): Promise<void> => {
   schedule(async () => {
     const tsLintResult = (
       await Promise.all(
-        packages.map(packageName => {
+        PACKAGES.map(packageName => {
           return new Promise<string>(res => {
             tslint({
               lintResultsJsonPath: resolve(__dirname, 'packages', packageName, 'lint-results.json'),
@@ -41,6 +75,8 @@ export default async (): Promise<void> => {
     }
   });
 
+  await eslint();
+
   const hasChangelog = danger.git.modified_files.indexOf('CHANGELOG.md') !== -1;
   const isTrivial = (danger.github.pr.body + danger.github.pr.title).includes('#trivial');