grantjbutler / fetchr Goto Github PK
View Code? Open in Web Editor NEWA command line utility for interacting with a Core Data store using JavaScript.
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Allow Execution of JavaScript Files
Allow users to pass in a JavaScript file to execute, and output the results to the command line (probably as JSON, or some other standardized serialized format).
Handle Objective-C Exceptions
Current, Objective-C exception take down the application when thrown (see below example). Handle exceptions and return them as errors to the command line.
2015-02-11 10:38:49.553 fetchr[51631:4021541] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: 'keypath not found in entity <NSSQLEntity Post id=12>'
*** First throw call stack:
(
0 CoreFoundation 0x00007fff93c9566c __exceptionPreprocess + 172
1 libobjc.A.dylib 0x00007fff964a176e objc_exception_throw + 43
2 CoreData 0x00007fff8e4ae7e6 -[NSSQLGenerator newSQLStatementForRequest:ignoreInheritance:countOnly:nestingLevel:] + 1238
3 CoreData 0x00007fff8e3997ad -[NSSQLAdapter _newSelectStatementWithFetchRequest:ignoreInheritance:] + 365
4 CoreData 0x00007fff8e399435 -[NSSQLCore newRowsForFetchPlan:] + 117
5 CoreData 0x00007fff8e398c98 -[NSSQLCore objectsForFetchRequest:inContext:] + 520
6 CoreData 0x00007fff8e3986fb -[NSSQLCore executeRequest:withContext:error:] + 299
7 CoreData 0x00007fff8e44d0f9 __65-[NSPersistentStoreCoordinator executeRequest:withContext:error:]_block_invoke + 3945
8 CoreData 0x00007fff8e45731b gutsOfBlockToNSPersistentStoreCoordinatorPerform + 171
9 libdispatch.dylib 0x00007fff8df19c13 _dispatch_client_callout + 8
10 libdispatch.dylib 0x00007fff8df1ae5e _dispatch_barrier_sync_f_invoke + 57
11 CoreData 0x00007fff8e446312 _perform + 194
12 CoreData 0x00007fff8e398395 -[NSPersistentStoreCoordinator executeRequest:withContext:error:] + 533
13 CoreData 0x00007fff8e396beb -[NSManagedObjectContext executeFetchRequest:error:] + 587
14 fetchr 0x00000001066aad17 -[GJBFetchr executeFetchRequest:] + 199
15 CoreFoundation 0x00007fff93b6e3cc __invoking___ + 140
16 CoreFoundation 0x00007fff93b6e222 -[NSInvocation invoke] + 290
17 JavaScriptCore 0x00007fff8bf42791 _ZN3JSC24ObjCCallbackFunctionImpl4callEP9JSContextP13OpaqueJSValuemPKPKS3_PS6_ + 417
18 JavaScriptCore 0x00007fff8bf42326 _ZN3JSCL34objCCallbackFunctionCallAsFunctionEPK15OpaqueJSContextP13OpaqueJSValueS4_mPKPKS3_PS6_ + 262
19 JavaScriptCore 0x00007fff8bf42e25 _ZN3JSC19APICallbackFunction4callINS_20ObjCCallbackFunctionEEExPNS_9ExecStateE + 517
20 JavaScriptCore 0x00007fff8bb6f824 _ZN3JSC5LLInt9setUpCallEPNS_9ExecStateEPNS_11InstructionENS_22CodeSpecializationKindENS_7JSValueEPNS_17LLIntCallLinkInfoE + 452
21 JavaScriptCore 0x00007fff8bf2f873 llint_entry + 22733
22 JavaScriptCore 0x00007fff8bf29d81 callToJavaScript + 311
23 JavaScriptCore 0x00007fff8beaf103 _ZN3JSC7JITCode7executeEPNS_2VMEPNS_14ProtoCallFrameE + 35
24 JavaScriptCore 0x00007fff8bb521bc _ZN3JSC11Interpreter7executeEPNS_17ProgramExecutableEPNS_9ExecStateEPNS_8JSObjectE + 8796
25 JavaScriptCore 0x00007fff8bb4fd84 _ZN3JSC8evaluateEPNS_9ExecStateERKNS_10SourceCodeENS_7JSValueEPS5_ + 484
26 JavaScriptCore 0x00007fff8bb4faaa JSEvaluateScript + 394
27 JavaScriptCore 0x00007fff8bed22e9 -[JSContext evaluateScript:withSourceURL:] + 105
28 fetchr 0x00000001066a7ee4 -[GJBApplicationDelegate application:runWithArguments:] + 8436
29 fetchr 0x00000001066aa5cb -[DDCliApplication runWithDelegate:arguments:] + 427
30 fetchr 0x00000001066aa89b -[DDCliApplication runWithClass:] + 283
31 fetchr 0x00000001066aab13 DDCliAppRunWithClass + 99
32 fetchr 0x00000001066aab53 DDCliAppRunWithDefaultClass + 19
33 fetchr 0x00000001066a8a86 main + 38
34 libdyld.dylib 0x00007fff8e0795c9 start + 1
35 ??? 0x0000000000000003 0x0 + 3
)
libc++abi.dylib: terminating with uncaught exception of type NSException
Abort trap: 6
FetchRequest Constructor is Broken
See this DevForums post for a solution. Things should work correctly on 10.10. This fix is most likely just for 10.9 and below (for whichever platforms support the JavaScriptCore Objective-C API).
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