From 4b308ec2a1d880491e9630d8c229fdab156748bc Mon Sep 17 00:00:00 2001
From: Jim Hester <james.f.hester@gmail.com>
Date: Wed, 24 Jun 2015 14:17:16 -0400
Subject: [PATCH] Use traceback instead of dump.frame

traceback properly ignores errors inside of try blocks, so it is safe to
use as the default error handler.

Fixes #88
---
 DESCRIPTION    | 2 +-
 R/subprocess.R | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/DESCRIPTION b/DESCRIPTION
index d26f5b86..39f21eb9 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: covr
 Title: Test Coverage for Packages
-Version: 1.1.2
+Version: 1.2.0
 Authors@R: person("Jim", "Hester", email = "james.f.hester@gmail.com", role = c("aut", "cre"))
 Description: Track and report code coverage for your package and (optionally)
     upload the results to a coverage service like Codecov (http://codecov.io)
diff --git a/R/subprocess.R b/R/subprocess.R
index d676f670..4dfb9b79 100644
--- a/R/subprocess.R
+++ b/R/subprocess.R
@@ -30,7 +30,7 @@ subprocess <- function(code, calling_env = parent.frame(),
 
   command <- sprintf(
     paste(sep = "\n",
-      "options(error = quote({dump.frames(to.file = TRUE); q(status = 1)}))",
+      "options(error = function() traceback(2))",
       "options(warn = 1)",
       "load('%s')",
       ".code <- readRDS('%s')",