import json,sys,platform
import re,collections
# Restricted name grammar, not Python/ICU's full format language.
# Consume escaped brace pairs only outside fields; never delete and join text.
def inspect(s):
 tokens=[];errors=[];i=0
 while i<len(s):
  if s.startswith('{{',i) or s.startswith('}}',i):
   i+=2;continue
  if s[i]=='{':
   end=s.find('}',i+1)
   if end<0:
    errors.append({'position':i,'reason':'unclosed-field'});break
   name=s[i+1:end]
   if re.fullmatch(r'[A-Za-z_][A-Za-z0-9_]*',name):tokens.append(name)
   else:errors.append({'position':i,'reason':'unsupported-field-or-nested-brace'})
   i=end+1;continue
  if s[i]=='}':errors.append({'position':i,'reason':'unmatched-closing-brace'})
  i+=1
 return {'tokens':dict(collections.Counter(tokens)),'unsupportedBraces':bool(errors),'errors':errors}
source='{name}님, {count}개 파일을 {date}에 보냈습니다. {name}님 확인해 주세요.'
translations={
 'valid':'Hello {name}, sent {count} files on {date}. Please check, {name}.',
 'renamed':'Hello {user}, sent {count} files on {date}. Please check, {user}.',
 'lost-repeat':'Hello {name}, sent {count} files on {date}. Please check.',
 'syntax':'Hello {name, sent {count} files on {date}.',
 'nested-escape-in-field':'Hello {na{{me}, sent {count} files on {date}. Please check, {na{{me}.',
 'escaped-literal-valid':'Hello {name}, sent {count} files on {date}. Please check, {name}. Literal {{label}}.'}
a=inspect(source);checks=[]
for name,s in translations.items():
 b=inspect(s);checks.append({'name':name,'text':s,'inspection':b,'contractPass':not b['unsupportedBraces'] and a['tokens']==b['tokens']})
result={'source':source,'sourceInspection':a,'results':checks,'translationMeaningEvaluated':False,'parserPolicy':'Left-to-right ASCII {name}; {{ and }} consumed as literals outside fields. Nested braces, format specs, ICU and plural unsupported.'}
assert [x['contractPass'] for x in checks]==[True,False,False,False,False,True]
assert inspect('{na{{me}')['unsupportedBraces']
assert inspect('{{name}}')['tokens']=={}
assert inspect('{{{name}}}')['tokens']=={'name':1}
assert inspect('{name}}')['unsupportedBraces']

from datetime import datetime as _runtime_datetime, timezone as _runtime_timezone
result.update({'fixtureCreatedOn':'2026-10-15','executedAt':_runtime_datetime.now(_runtime_timezone.utc).isoformat(),'runtime':platform.python_version(),'synthetic':True})
print(json.dumps(result,ensure_ascii=False,indent=2))