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[Objective-C Classes List] Retrieves an ordered, filtered list of Objective-C NSObject subclasses and writes them to file. #JXA #JavaScript #ObjectiveC #ObjC #classes #objc_copyClassList
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ObjC.import('stdlib'); | |
ObjC.import('Foundation'); | |
__NSString__ = $.NSString.stringWithString.bind($.NSString); | |
ObjC.bindFunction('objc_copyClassList', ['void**', ['int']]); | |
ObjC.bindFunction('class_getName', ['char *', ['void*']]); | |
ObjC.bindFunction('class_getSuperclass', ['void*', ['void*']]); | |
ObjC.bindFunction('class_isMetaClass', ['bool *', ['void*']]); | |
i = 0; // Counter variable | |
className = undefined; // An individual Objective-C class name | |
classNames = ["NSObject"]; // An array of Objective-C class names | |
re = /^[A-Z]{3}[^_]+$/; // RegEx pattern filtering class list | |
dir = '~/Documents/Scripts/AppleScript/data/' // Output folder | |
file = 'NSCLASSES'; // Filename to write out to | |
fp = __NSString__(dir + file).stringByStandardizingPath; | |
utf8 = $.NSUTF8StringEncoding; | |
objc_classes = $.objc_copyClassList(undefined); | |
while (className != 'nil') { | |
objc_class = objc_classes[i++]; | |
className = $.class_getName(objc_class); | |
superName = $.class_getName($.class_getSuperclass(objc_class)); | |
if (superName=="NSObject") { classNames.push(className); } | |
} | |
$.free(objc_classes); | |
$.free(objc_class); | |
__NSString__(classNames.filter(x=>x.match(re)!=null).sort().join('\n')) | |
.writeToFileAtomicallyEncodingError(fp,true,utf8,$()); |
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