Hi Jonathan,
The syntax looks good and it works on my end. Are you using a nightly of
MacRuby or the 0.8 trunk?
a = [0,1,2,3,4]
puts "#{a}"
a.enumerateObjectsUsingBlock(Proc.new{|object, index, stop|
puts "object: #{object}"
})
On 14/02/2011, at 5:55 AM, Jonathan Waddilove wrote:
> Hi, another MacRuby 0.9 question...
>
> I've been trying to use lambda and/or Proc.new to provide callback blocks (as
> suggested in Matt's excellent draft book). Again I have seen discussions
> about problems in this area and for me all the suggested variants of code
> fail.
>
> Here's a snip of failing code:
>
> #!/usr/local/bin/macruby
> puts "Ruby Version: #{RUBY_VERSION}, MacRuby Version: #{MACRUBY_VERSION}"
>
> a = [1, 2, 3, 4, 5,]
>
> a.enumerateObjectsUsingBlock(Proc.new {|obj, index, stop|
> puts "I'll bet this never displays"
> })
>
> and here's the resulting crash...
>
> Any suggestions? many thanks, Jonathan
>
>
> Process: macruby [23078]
> Path:
> /Library/Frameworks/MacRuby.framework/Versions/0.8/usr/bin/macruby
> Identifier: macruby
> Version: ??? (???)
> Code Type: X86-64 (Native)
> Parent Process: ruby [23074]
>
> Date/Time: 2011-02-13 16:50:33.806 +0000
> OS Version: Mac OS X 10.6.6 (10J567)
> Report Version: 6
>
> Exception Type: EXC_BAD_ACCESS (SIGSEGV)
> Exception Codes: KERN_INVALID_ADDRESS at 0x0000000000000000
> Crashed Thread: 0 Dispatch queue: com.apple.main-thread
>
> Application Specific Information:
> objc[23078]: garbage collection is ON
>
> Thread 0 Crashed: Dispatch queue: com.apple.main-thread
> 0 ??? 000000000000000000 0 + 0
> 1 ??? 0x0000000102d63ac6 0 + 4342561478
> 2 libmacruby.dylib 0x000000010014a0b3 rb_vm_dispatch + 1331
> 3 ??? 0x0000000102d5a536 0 + 4342523190
> 4 ??? 0x0000000102d63806 0 + 4342560774
> 5 libmacruby.dylib 0x0000000100162d53 rb_vm_run + 531
> 6 libmacruby.dylib 0x00000001000408f0 ruby_run_node + 80
> 7 macruby 0x0000000100000d28 main + 152
> 8 macruby 0x0000000100000c88 start + 52
>
> Thread 1:
> 0 libSystem.B.dylib 0x00007fff88fe5f8a __workq_kernreturn +
> 10
> 1 libSystem.B.dylib 0x00007fff88fe639c _pthread_wqthread +
> 917
> 2 libSystem.B.dylib 0x00007fff88fe6005 start_wqthread + 13
>
> Thread 0 crashed with X86 Thread State (64-bit):
> rax: 0x00007fff5fbfddc0 rbx: 0x0000000000000000 rcx: 0x00007fff5fbfdf0f
> rdx: 0x0000000000000000
> rdi: 0x00000002000bed00 rsi: 0x00000002000bec00 rbp: 0x00007fff5fbfdf40
> rsp: 0x00007fff5fbfdcf8
> r8: 0x0000000200000000 r9: 0x0000000000000005 r10: 0x0000000000000001
> r11: 0x0000000100af9000
> r12: 0x00000002000bec00 r13: 0x0000000000000000 r14: 0x0000000000000005
> r15: 0x0000000000000000
> rip: 0x0000000000000000 rfl: 0x0000000000010246 cr2: 0x0000000000000000
>
> Binary Images:
> 0x100000000 - 0x100000ff7 +macruby ??? (???)
> <4408616F-9F77-025F-C278-91F945728AB0> /usr/local/bin/macruby
> 0x100003000 - 0x100a29fd7 +libmacruby.dylib 0.8.0 (compatibility
> 0.8.0) <8910242D-90F3-32AC-A4CA-99D5C316AEB8>
> /Library/Frameworks/MacRuby.framework/Versions/0.8/usr/lib/libmacruby.dylib
> 0x7fff5fc00000 - 0x7fff5fc3bdef dyld 132.1 (???)
> <486E6C61-1197-CC7C-2197-82CE505102D7> /usr/lib/dyld
> 0x7fff801f1000 - 0x7fff802aafff libsqlite3.dylib 9.6.0 (compatibility
> 9.0.0) <2C5ED312-E646-9ADE-73A9-6199A2A43150> /usr/lib/libsqlite3.dylib
> 0x7fff802ba000 - 0x7fff80478fff libicucore.A.dylib 40.0.0
> (compatibility 1.0.0) <781E7B63-2AD0-E9BA-927C-4521DB616D02>
> /usr/lib/libicucore.A.dylib
> 0x7fff809d0000 - 0x7fff80a8dff7 com.apple.CoreServices.OSServices 357
> (357) <7B22626F-D544-1955-CC53-240F4CACEB4A>
> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/OSServices.framework/Versions/A/OSServices
> 0x7fff815d5000 - 0x7fff815ebfef libbsm.0.dylib ??? (???)
> <42D3023A-A1F7-4121-6417-FCC6B51B3E90> /usr/lib/libbsm.0.dylib
> 0x7fff817b9000 - 0x7fff817bdff7 libmathCommon.A.dylib 315.0.0
> (compatibility 1.0.0) <95718673-FEEE-B6ED-B127-BCDBDB60D4E5>
> /usr/lib/system/libmathCommon.A.dylib
> 0x7fff81cbb000 - 0x7fff81d05ff7 com.apple.Metadata 10.6.3 (507.15)
> <5170FCE0-ED6C-2E3E-AB28-1DDE3F628FC5>
> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/Metadata.framework/Versions/A/Metadata
> 0x7fff8208d000 - 0x7fff82310ff7 com.apple.Foundation 6.6.4 (751.42)
> <AF1E3050-3503-8714-8274-EA6BD6BE8A22>
> /System/Library/Frameworks/Foundation.framework/Versions/C/Foundation
> 0x7fff82318000 - 0x7fff82340fff com.apple.DictionaryServices 1.1.2
> (1.1.2) <E9269069-93FA-2B71-F9BA-FDDD23C4A65E>
> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/DictionaryServices.framework/Versions/A/DictionaryServices
> 0x7fff8234d000 - 0x7fff8234dff7 com.apple.CoreServices 44 (44)
> <DC7400FB-851E-7B8A-5BF6-6F50094302FB>
> /System/Library/Frameworks/CoreServices.framework/Versions/A/CoreServices
> 0x7fff8353c000 - 0x7fff83588fff libauto.dylib ??? (???)
> <F7221B46-DC4F-3153-CE61-7F52C8C293CF> /usr/lib/libauto.dylib
> 0x7fff83ecb000 - 0x7fff83ed9ff7 libkxld.dylib ??? (???)
> <27713C39-0E51-8F5A-877B-C5539C96A520> /usr/lib/system/libkxld.dylib
> 0x7fff8400d000 - 0x7fff84184fe7 com.apple.CoreFoundation 6.6.4
> (550.42) <770C572A-CF70-168F-F43C-242B9114FCB5>
> /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation
> 0x7fff85109000 - 0x7fff85144fff com.apple.AE 496.4 (496.4)
> <55AAD5CA-7160-7899-1C68-562ED8160DF7>
> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/AE.framework/Versions/A/AE
> 0x7fff8532d000 - 0x7fff853bdfff com.apple.SearchKit 1.3.0 (1.3.0)
> <4175DC31-1506-228A-08FD-C704AC9DF642>
> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/SearchKit.framework/Versions/A/SearchKit
> 0x7fff85405000 - 0x7fff85416ff7 libz.1.dylib 1.2.3 (compatibility
> 1.0.0) <97019C74-161A-3488-41EC-A6CA8738418C> /usr/lib/libz.1.dylib
> 0x7fff8688b000 - 0x7fff869a2fef libxml2.2.dylib 10.3.0 (compatibility
> 10.0.0) <B2FB9DA8-6EC9-FFBC-C919-C022B9CBEB73> /usr/lib/libxml2.2.dylib
> 0x7fff86a93000 - 0x7fff86af3fe7 com.apple.framework.IOKit 2.0 (???)
> <D107CB8A-5182-3AC4-35D0-07068A695C05>
> /System/Library/Frameworks/IOKit.framework/Versions/A/IOKit
> 0x7fff874bc000 - 0x7fff87539fef libstdc++.6.dylib 7.9.0
> (compatibility 7.0.0) <35ECA411-2C08-FD7D-11B1-1B7A04921A5C>
> /usr/lib/libstdc++.6.dylib
> 0x7fff87940000 - 0x7fff87a12fe7 com.apple.CFNetwork 454.11.5
> (454.11.5) <5D68598D-C138-C8B6-B6AC-B1F48B01E021>
> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/CFNetwork.framework/Versions/A/CFNetwork
> 0x7fff8810b000 - 0x7fff881abfff com.apple.LaunchServices 362.2
> (362.2) <A8EDC37C-1D40-5ED0-49BE-90EF110A6B3A>
> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/LaunchServices.framework/Versions/A/LaunchServices
> 0x7fff88462000 - 0x7fff886e8fff com.apple.security 6.1.1 (37594)
> <1B4E1ABD-1BB3-DA49-F574-0EEB23E73C6A>
> /System/Library/Frameworks/Security.framework/Versions/A/Security
> 0x7fff886ea000 - 0x7fff886f9fff com.apple.NetFS 3.2.1 (3.2.1)
> <E5D33870-27D2-E50B-9B35-16AA50369733>
> /System/Library/Frameworks/NetFS.framework/Versions/A/NetFS
> 0x7fff88806000 - 0x7fff88b3afff com.apple.CoreServices.CarbonCore
> 861.23 (861.23) <96465459-6536-3FD7-7504-B59D0390EEC5>
> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/CarbonCore.framework/Versions/A/CarbonCore
> 0x7fff88bcb000 - 0x7fff88c81fff libobjc.A.dylib 227.0.0
> (compatibility 1.0.0) <99CB3A0F-64CF-1D16-70CD-8AED2EF06C30>
> /usr/lib/libobjc.A.dylib
> 0x7fff88e3d000 - 0x7fff88e7efff com.apple.SystemConfiguration 1.10.5
> (1.10.2) <FB39F09C-57BB-D8CC-348D-93E00C602F7D>
> /System/Library/Frameworks/SystemConfiguration.framework/Versions/A/SystemConfiguration
> 0x7fff88e7f000 - 0x7fff88e85ff7 com.apple.DiskArbitration 2.3 (2.3)
> <857F6E43-1EF4-7D53-351B-10DE0A8F992A>
> /System/Library/Frameworks/DiskArbitration.framework/Versions/A/DiskArbitration
> 0x7fff88f93000 - 0x7fff88fbeff7 libxslt.1.dylib 3.24.0 (compatibility
> 3.0.0) <87A0B228-B24A-C426-C3FB-B40D7258DD49> /usr/lib/libxslt.1.dylib
> 0x7fff88fcb000 - 0x7fff8918cfff libSystem.B.dylib 125.2.1
> (compatibility 1.0.0) <F00A8B2F-84A0-0868-1047-3A13F9114864>
> /usr/lib/libSystem.B.dylib
> 0x7fffffe00000 - 0x7fffffe01fff libSystem.B.dylib ??? (???)
> <F00A8B2F-84A0-0868-1047-3A13F9114864> /usr/lib/libSystem.B.dylib
>
> _______________________________________________
> MacRuby-devel mailing list
> [email protected]
> http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
_______________________________________________
MacRuby-devel mailing list
[email protected]
http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
