feat(schematics): improve error messages

nrwl · Jan 3, 2018 · 878784a · 878784a
1 parent 58c8a3b
commit 878784a
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Showing 3 changed files with 14 additions and 6 deletions.
diff --git a/packages/schematics/src/command-line/affected.ts b/packages/schematics/src/command-line/affected.ts
@@ -10,7 +10,8 @@ try {
   rest = p.rest;
   apps = getAffectedApps(p.files);
 } catch (e) {
-  printError(command);
+  printError(command, e);
+  process.exit(1);
 }
 
 switch (command) {
@@ -25,11 +26,12 @@ switch (command) {
     break;
 }
 
-function printError(command: string) {
-  console.error(`Pass the SHA range, as follows: npm run affected:${command} SHA1 SHA2.`);
+function printError(command: string, e: any) {
+  console.error(`Pass the SHA range, as follows: npm run affected:${command} -- SHA1 SHA2.`);
   console.error(
     `Or pass the list of files, as follows: npm run affected:${command} --files="libs/mylib/index.ts,libs/mylib2/index.ts".`
   );
+  console.error(e.message);
 }
 
 function build(apps: string[], rest: string[]) {

diff --git a/packages/schematics/src/command-line/format.ts b/packages/schematics/src/command-line/format.ts
@@ -21,7 +21,8 @@ try {
     }
   }
 } catch (e) {
-  printError(command);
+  printError(command, e);
+  process.exit(1);
 }
 
 switch (command) {
@@ -44,11 +45,12 @@ function getPatternsFromApps(affectedFiles: string[]): string[] {
   }
 }
 
-function printError(command: string) {
-  console.error(`Pass the SHA range, as follows: npm run format:${command} SHA1 SHA2.`);
+function printError(command: string, e: any) {
+  console.error(`Pass the SHA range, as follows: npm run format:${command} -- SHA1 SHA2.`);
   console.error(
     `Or pass the list of files, as follows: npm run format:${command} --files="libs/mylib/index.ts,libs/mylib2/index.ts".`
   );
+  console.error(e.message);
 }
 
 function write(patterns: string[]) {

diff --git a/packages/schematics/src/command-line/shared.ts b/packages/schematics/src/command-line/shared.ts
@@ -53,6 +53,10 @@ export function getAffectedApps(touchedFiles: string[]): string[] {
     };
   });
 
+  if (!config.project.npmScope) {
+    throw new Error(`.angular-cli.json must define the npmScope property.`);
+  }
+
   return affectedApps(config.project.npmScope, projects, f => fs.readFileSync(f, 'utf-8'), touchedFiles);
 }