fix: initial column could be 0 on Node 10, after wrapper taken into a…

…ccount (#22)
istanbuljs · May 1, 2019 · aa3f73b · aa3f73b
1 parent 4288112
commit aa3f73b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/source.js b/lib/source.js
@@ -101,7 +101,7 @@ function originalEndPositionFor (sourceMap, line, column) {
   const beforeEndMapping = originalPositionTryBoth(
     sourceMap,
     line,
-    column - 1
+    Math.max(column - 1, 1)
   )
 
   if (beforeEndMapping.source === null) {