From 9b3375d2208f1038ba8bb3d3a56b70d14814c603 Mon Sep 17 00:00:00 2001
From: spalger <email@spalger.com>
Date: Mon, 16 Jul 2018 17:30:05 -0700
Subject: [PATCH] [tslint] add helper for running tslint on specific projects

---
 src/dev/tslint/run_tslint_cli.ts | 40 ++++++++++++++++++--------------
 1 file changed, 23 insertions(+), 17 deletions(-)

diff --git a/src/dev/tslint/run_tslint_cli.ts b/src/dev/tslint/run_tslint_cli.ts
index c7e7fa8009f7e..436cb1f187bd5 100644
--- a/src/dev/tslint/run_tslint_cli.ts
+++ b/src/dev/tslint/run_tslint_cli.ts
@@ -31,7 +31,11 @@ class LintFailure {
   constructor(public project: Project, public error: execa.ExecaError) {}
 }
 
-export function runTslintCli() {
+export function runTslintCliOnTsConfigPaths(tsConfigPaths: string[]) {
+  runTslintCli(tsConfigPaths.map(tsConfigPath => new Project(tsConfigPath)));
+}
+
+export function runTslintCli(projects = PROJECTS) {
   const log = createToolingLog('info');
   log.pipe(process.stdout);
 
@@ -42,23 +46,25 @@ export function runTslintCli() {
   }
 
   const list = new Listr(
-    PROJECTS.filter(project => {
-      if (!opts.project) {
-        return true;
-      }
+    projects
+      .filter(project => {
+        if (!opts.project) {
+          return true;
+        }
 
-      return resolve(opts.project) === project.tsConfigPath;
-    }).map(project => ({
-      task: () =>
-        execa('tslint', [...process.argv.slice(2), '--project', project.tsConfigPath], {
-          cwd: project.directory,
-          env: chalk.enabled ? { FORCE_COLOR: 'true' } : {},
-          stdio: ['ignore', 'pipe', 'pipe'],
-        }).catch(error => {
-          throw new LintFailure(project, error);
-        }),
-      title: project.name,
-    })),
+        return resolve(opts.project) === project.tsConfigPath;
+      })
+      .map(project => ({
+        task: () =>
+          execa('tslint', [...process.argv.slice(2), '--project', project.tsConfigPath], {
+            cwd: project.directory,
+            env: chalk.enabled ? { FORCE_COLOR: 'true' } : {},
+            stdio: ['ignore', 'pipe', 'pipe'],
+          }).catch(error => {
+            throw new LintFailure(project, error);
+          }),
+        title: project.name,
+      })),
     {
       concurrent: true,
       exitOnError: false,