From c1b494c22edf40d0497d5ee077a40af032dc1bf1 Mon Sep 17 00:00:00 2001
From: Juan Carlos Valerio <jcvalerio@gmail.com>
Date: Wed, 10 Jun 2020 17:39:28 -0600
Subject: [PATCH] fix(generate): improve error handling

Deliver better errors than `Unexpected token } in JSON at position X`
Fix issue #1047

https://github.com/nrwl/nx/issues/1047
---
 .../workspace/src/schematics/remove/lib/update-tsconfig.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/packages/workspace/src/schematics/remove/lib/update-tsconfig.ts b/packages/workspace/src/schematics/remove/lib/update-tsconfig.ts
index dcfa74d631..e2b1a41a98 100644
--- a/packages/workspace/src/schematics/remove/lib/update-tsconfig.ts
+++ b/packages/workspace/src/schematics/remove/lib/update-tsconfig.ts
@@ -23,7 +23,12 @@ export function updateTsconfig(schema: Schema) {
 
         const tsConfigPath = 'tsconfig.json';
         if (tree.exists(tsConfigPath)) {
-          let contents = JSON.parse(tree.read(tsConfigPath).toString('utf-8'));
+          let contents = tree.read(tsConfigPath).toString('utf-8');
+          try {
+              contents = JSON.parse(contents);
+          } catch (e) {
+              throw new Error(`Cannot parse ${tsConfigPath}: ${e.message}`);
+          }
           delete contents.compilerOptions.paths[
             `@${nxJson.npmScope}/${project.root.substr(5)}`
           ];