handle case where there is no github repo

facebook · Sep 25, 2018 · a76a887 · a76a887
1 parent c0cc79f
commit a76a887
Showing 1 changed file with 20 additions and 17 deletions.
diff --git a/v2/lib/load/docs/metadata.js b/v2/lib/load/docs/metadata.js
@@ -68,24 +68,27 @@ module.exports = async function processMetadata(
  | grep -I "^author " | sort | uniq -c | sort -nr; \
  `
  ).toString().split('\n');
- let authorData;
- const authors = [];
- let totalLineCount = 0;
- results.forEach(result => {
- if ((authorData = authorRegex.exec(result)) !== null) {
- const lineCount = parseInt(authorData[1]);
- const name = authorData[2];
- authors.push({
- lineCount,
- name,
- });
- totalLineCount += lineCount;
- }
- authorRegex.lastIndex = 0;
- });
+ /* handle case where it's not github repo */
+ if (results.length && results[0].length) {
+ let authorData;
+ const authors = [];
+ let totalLineCount = 0;
+ results.forEach(result => {
+ if ((authorData = authorRegex.exec(result)) !== null) {
+ const lineCount = parseInt(authorData[1]);
+ const name = authorData[2];
+ authors.push({
+ lineCount,
+ name,
+ });
+ totalLineCount += lineCount;
+ }
+ authorRegex.lastIndex = 0;
+ });
 
- metadata.authors = authors;
- metadata.totalLineCount = totalLineCount;
+ metadata.authors = authors;
+ metadata.totalLineCount = totalLineCount;
+ }
 
  /* language */
  const language = getLanguage(filepath, refDir, env);