​@SteveBamford awesome work. blockMatches is your best friend for these tasks

test =
  """
Device Name    : AP-01
Serial Number  : 123345
MAC Address    : aa:bb:cc:dd:ee:ff
IP Address     : 192.168.1.10
Device Model   : C-230
Device Version : 10.0.0.123
Status         : Connected
Uptime         : 5 days, 3 hours
Channel        : 6 (2.4GHz), 44 (5GHz)
Clients        : 12
""";

pattern =
  ```
Device Model : {model:string}
Device Version : {version:string}
Serial Number : {serial:string}
```;

foreach x in  0]
let parsed = parseConfigBlocks(OS.UNKNOWN, test)
let matches = blockMatches(parsed, pattern)
foreach m in matches
select m

Thanks ​@GaryB I took you advice and reworked this to use blockmatches and it is definitely cleaner and easier to work with 

/**
 * @intent List all Arista AP's and there software version.
 * @description List all Arista AP End Points and there software version.
 */

pattern = 
  ```
Device Model   : {model:string}
Serial Number  : {serial:string}
Device Version : {version:string}
```;
allowedVersion = "18.0.0";

foreach endpoint in network.endpoints
where endpoint.profileName == "Arista Wireless AP's"
foreach command in endpoint.cliCommandResponses
where command.command == "show device info"

foreach x in h0]
let parsed = parseConfigBlocks(OS.UNKNOWN,command.response)
let matches = blockMatches(parsed,pattern)
foreach detail in matches

select{
  violation: detail.data.version != allowedVersion,
  name:endpoint.name,
  model:detail.data.model,
  location:endpoint.locationName,
  serial:detail.data.serial,
  version: detail.data.version
}