I have yet asked on IRC and got this answer: Honza: take a look at JSOPTION_PCCOUNT, djf and I used that to implement a command line coverage tool called covermonkey a while back
I didn't checked that out, but figured out that you could be interested... Honza On Mar 22, 7:11 pm, Simon Lindholm <[email protected]> wrote: > > (new Date()).getTime() > > (Or performance.now().) > > Den fredagen den 22:e mars 2013 kl. 16:15:09 UTC+1 skrev Jan Honza Odvarko: > > > > > > > > > > > > > A way to approach this is to set breakpoints on all lines and keep > > > > resuming the JS. So when the breakpoints are reached, the JSD > > > > setbreakpointHook can tell the frame info. However, it is quite slow > > > > and unpractical. > > I don't know about any better way. > > > > I will also want to know the time the line is executed. > > There is now time-stamp coming from JSD2 so, you'll need to > > use (new Date()).getTime() > > > You can also take a look at the built in profiler... > > >https://developer.mozilla.org/en-US/docs/Performance/Profiling_with_t... > > > Honza > > > On Mar 20, 9:44 pm, MMTY <[email protected]> wrote: > > > And on the reslut(#9 -> #1 -> #2 -> #3 -> #4), I will also want to know > > the > > > time the line is executed. > > > > Thanks! > > > > On Wed, Mar 20, 2013 at 1:43 PM, MMTY <[email protected]> wrote: > > > > Hi Honza > > > > > Thank you for your reply. > > > > > Look at this example: > > > > > #1 function callMe(){ > > > > #2 if(true){ > > > > #3 var a = 1; > > > > #4 var b = 2; > > > > #5 }else{ > > > > #6 var c = 10; > > > > #7 } > > > > #8 } > > > > #9 callMe(); > > > > > I want to develop a extension for firebug to add some debugging > > > > functionality that can give the execution trace in order, so the > > result > > > > will look like this: > > > > #9 -> #1 -> #2 -> #3 -> #4 > > > > > I looked through the firebug code and the JSD component. > > > > The getLineOffsets() only check if the line is valid for execution. > > > > A way to approach this is to set breakpoints on all lines and keep > > > > resuming the JS. So when the breakpoints are reached, the JSD > > > > setbreakpointHook can tell the frame info. However, it is quite slow > > > > and unpractical. > > > > > Any thoughts? Thank you! > > > > > On Wed, Mar 20, 2013 at 12:44 AM, Jan Honza Odvarko > > > > <[email protected]>wrote: > > > > >> On Mar 19, 7:34 pm, MMTY <[email protected]> wrote: > > > >> > Thank you. Is it possible to get the line execution trace in > > > >> > order? > > > >> What do you mean by order? > > > > >> > getLineOffsets() is just used to tell whether the line is executed > > > >> > or not. > > > >> Note that it should say whether the line is "executable" (not > > > >> executed) > > > > >> Honza > > > > >> > Thanks > > > > >> > On Fri, Mar 15, 2013 at 8:05 AM, Jan Honza Odvarko < > > [email protected] > > > >> >wrote: > > > > >> > > Firebug is currently using JSD (jsdIDebuggerService) to figure > > out, > > > >> > > which line > > > >> > > is executable. However, the plan is to switch to JSD2 (work in > > > >> > > progress) > > > >> > >https://wiki.mozilla.org/Debugger > > > > >> > > You should also base your extension on JSD2 > > > > >> > > Look for getLineOffsets(line) and getOffsetLine(offset) in the > > > >> > > Debugger document. > > > >> > > I didn't test it, but I think that if getLineOffset returns null, > > the > > > >> > > line is not executable. > > > > >> > > Honza > > > > >> > > On Mar 15, 9:17 am, SK <[email protected]> wrote: > > > >> > > > I want to know how to access JavaScript execution trace at > > runtime. > > > >> I saw > > > >> > > > Firebug can do something like this: > > > > >> > > > [image: enter image description here] > > > > >> > > > Refer to the image above, all the line numbers executed are > > > >> highlighted > > > >> > > in > > > >> > > > green. They are achieved at runtime. I guess there must be some > > way > > > >> to > > > >> > > > access those info from the JavaScript engine used by the > > browser. > > > > >> > > > Say now I want to build a firebug plugin to access those info > > and > > > >> examine > > > >> > > > all the variables in each executed line at the runtime, how > > should > > > >> I do? > > > > >> > > > Thank you! > > > > >> > > -- > > > >> > > -- > > > >> > > You received this message because you are subscribed to the > > Google > > > >> > > Groups "Firebug" group. > > > >> > > To post to this group, send email to > > > >> > > [email protected]<javascript:> > > > >> > > To unsubscribe from this group, send email to > > > >> > > [email protected] <javascript:> > > > >> > > For more options, visit this group at > > > >> > >https://groups.google.com/forum/#!forum/firebug > > > > >> > > --- > > > >> > > You received this message because you are subscribed to a topic > > in the > > > >> > > Google Groups "Firebug" group. > > > >> > > To unsubscribe from this topic, visit > > >https://groups.google.com/d/topic/firebug/MQJCrYSwT9k/unsubscribe?hl=en. > > > >> > > To unsubscribe from this group and all its topics, send an email > > to > > > >> > > [email protected] <javascript:>. > > > >> > > For more options, visithttps://groups.google.com/groups/opt_out. > > > > >> -- > > > >> -- > > > >> You received this message because you are subscribed to the Google > > > >> Groups "Firebug" group. > > > >> To post to this group, send email to > > > >> [email protected]<javascript:> > > > >> To unsubscribe from this group, send email to > > > >> [email protected] <javascript:> > > > >> For more options, visit this group at > > > >>https://groups.google.com/forum/#!forum/firebug > > > > >> --- > > > >> You received this message because you are subscribed to a topic in > > the > > > >> Google Groups "Firebug" group. > > > >> To unsubscribe from this topic, visit > > >https://groups.google.com/d/topic/firebug/MQJCrYSwT9k/unsubscribe?hl=en. > > > >> To unsubscribe from this group and all its topics, send an email to > > > >> [email protected] <javascript:>. > > > >> For more options, visithttps://groups.google.com/groups/opt_out. -- -- You received this message because you are subscribed to the Google Groups "Firebug" group. 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