Title: [136879] trunk/Tools
- Revision
- 136879
- Author
- fpi...@apple.com
- Date
- 2012-12-06 13:20:30 -0800 (Thu, 06 Dec 2012)
Log Message
Profiler should print a helpful message if you pass the wrong arguments
https://bugs.webkit.org/show_bug.cgi?id=104222
Reviewed by Oliver Hunt.
* Scripts/display-profiler-output:
Modified Paths
Diff
Modified: trunk/Tools/ChangeLog (136878 => 136879)
--- trunk/Tools/ChangeLog 2012-12-06 21:19:12 UTC (rev 136878)
+++ trunk/Tools/ChangeLog 2012-12-06 21:20:30 UTC (rev 136879)
@@ -1,3 +1,12 @@
+2012-12-05 Filip Pizlo <fpi...@apple.com>
+
+ Profiler should print a helpful message if you pass the wrong arguments
+ https://bugs.webkit.org/show_bug.cgi?id=104222
+
+ Reviewed by Oliver Hunt.
+
+ * Scripts/display-profiler-output:
+
2012-12-06 Ojan Vafai <o...@chromium.org>
Allow for CCing a secondary email address from watchlists
Modified: trunk/Tools/Scripts/display-profiler-output (136878 => 136879)
--- trunk/Tools/Scripts/display-profiler-output 2012-12-06 21:19:12 UTC (rev 136878)
+++ trunk/Tools/Scripts/display-profiler-output 2012-12-06 21:20:30 UTC (rev 136879)
@@ -265,6 +265,16 @@
end
end
+if ARGV.length != 1
+ $stderr.puts "Usage: display-profiler-output <path to profiler output file>"
+ $stderr.puts
+ $stderr.puts "The typical usage pattern for the profiler currently looks something like:"
+ $stderr.puts
+ $stderr.puts "Path/To/jsc -p profile.json myprogram.js"
+ $stderr.puts "display-profiler-output profile.json"
+ exit 1
+end
+
$json = JSON::parse(IO::read(ARGV[0]))
$bytecodes = $json["bytecodes"].map {
| subJson |
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