Mac APP OC 安装Ruby Package

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解决 Mac APP 使用Ruby的框架，需要调用ruby安装gem 命令

调用方式

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[FZScriptExecute scriptAdminExecute:YES scriptPath:@"" argvments:@[@"gem install xcodeproj"] output:&outputStr error:&errorStr];

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具体
+ (BOOL)scriptAdminExecute:(BOOL)isAdmin scriptPath:(NSString *)scriptPath argvments:(NSArray *)argvments output:(NSString **)outputStr error:(NSString **)errorStr {
    NSString *argvmentsStr = [argvments componentsJoinedByString:@" "];
    NSString *isAdminPre = @"";
    if (isAdmin) {
        isAdminPre = @"with administrator privileges";
    }
    NSString *scriptPathAndArgv = [NSString stringWithFormat:@"%@ %@",scriptPath,argvmentsStr];
    NSDictionary *errorInfo = [NSDictionary dictionary];
    NSString *executeScript = [NSString stringWithFormat:@"do shell script \"%@\" %@", scriptPathAndArgv,isAdminPre];
//    NSLog(@"execute script = %@",executeScript);
    NSAppleScript *appleScript = [[NSAppleScript alloc] initWithSource:executeScript];
    NSAppleEventDescriptor * eventResult = [appleScript executeAndReturnError:&errorInfo];
    if (!eventResult)
    {
        if ([errorInfo valueForKey:NSAppleScriptErrorNumber])
        {
            NSNumber * errorNumber = (NSNumber *)[errorInfo valueForKey:NSAppleScriptErrorNumber];
            if ([errorNumber intValue] == -128)
                *errorStr = @"The administrator password is required to do this.";
        }
        // Set error message from provided message
        if (*errorStr == nil)
        {
            
            if ([errorInfo valueForKey:NSAppleScriptErrorMessage])
                *errorStr = (NSString *)[errorInfo valueForKey:NSAppleScriptErrorMessage];
        }
        return NO;
    }
    else
    {
        // Set output to the AppleScript's output
        *outputStr = [eventResult stringValue];
        return YES;
    }
    
}