From 21036a2e67ca9e7c00809bf0f3ebe2f401885dcd Mon Sep 17 00:00:00 2001
From: Julien Fontanet <julien.fontanet@isonoe.net>
Date: Tue, 2 Jun 2015 15:43:39 +0200
Subject: [PATCH] Fix lines on Node (fix #70).

---
 source-map-support.js | 14 ++++----------
 test.js               |  4 ++--
 2 files changed, 6 insertions(+), 12 deletions(-)

diff --git a/source-map-support.js b/source-map-support.js
index 88c25eb..5074dc5 100644
--- a/source-map-support.js
+++ b/source-map-support.js
@@ -270,7 +270,7 @@ function cloneCallSite(frame) {
   return object;
 }
 
-function wrapCallSite(frame, fromModule) {
+function wrapCallSite(frame) {
   // Most call sites will return the source file from getFileName(), but code
   // passed to eval() ending in "//# sourceURL=..." will return the source file
   // from getScriptNameOrSourceURL() instead
@@ -281,8 +281,8 @@ function wrapCallSite(frame, fromModule) {
 
     // Fix position in Node where some (internal) code is prepended.
     // See https://github.com/evanw/node-source-map-support/issues/36
-    if (fromModule && line === 1) {
-      column -= 63;
+    if (line === 1 && !isInBrowser() && !frame.isEval()) {
+      column -= 62;
     }
 
     var position = mapSourcePosition({
@@ -319,14 +319,8 @@ function prepareStackTrace(error, stack) {
     sourceMapCache = {};
   }
 
-  var fromModule =
-    !isInBrowser() &&
-    stack.length &&
-    stack[stack.length - 1].getFileName() === 'module.js'
-  ;
-
   return error + stack.map(function(frame) {
-    return '\n    at ' + wrapCallSite(frame, fromModule);
+    return '\n    at ' + wrapCallSite(frame);
   }).join('');
 }
 
diff --git a/test.js b/test.js
index 2b54c29..8eab1c4 100644
--- a/test.js
+++ b/test.js
@@ -228,7 +228,7 @@ it('throw with empty source map', function() {
     'throw new Error("test");'
   ], [
     'Error: test',
-    /^    at Object\.exports\.test \(.*\/.generated.js:1:96\)$/
+    /^    at Object\.exports\.test \(.*\/.generated.js:1:34\)$/
   ]);
 });
 
@@ -237,7 +237,7 @@ it('throw with source map with gap', function() {
     'throw new Error("test");'
   ], [
     'Error: test',
-    /^    at Object\.exports\.test \(.*\/.generated.js:1:96\)$/
+    /^    at Object\.exports\.test \(.*\/.generated.js:1:34\)$/
   ]);
 });