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<?php function test_assert($string, $arguments = array()) { assert('$string !== \'\' && (empty($arguments) || strtr($string, $arguments) !== \'\')', 'empty fail:' . $string); assert('empty($arguments) || strtr($string, $arguments) != implode($arguments)', 'unnecessary fail: ' . $string); } test_assert('@test1', ['@test1' => 'test']); test_assert('@test2', ['@test2' => 'test']); test_assert('@test3 foo', ['@test3' => 'test3', '@test_not_used' => 'test']); test_assert('@test4 foo', ['@test4' => 'test4']); test_assert('@test5a@test5b', ['@test5a' => '', '@test5b' => '']); test_assert('');
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/WvWvG
function name:  (null)
number of ops:  24
compiled vars:  none
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    8     0  E >   INIT_FCALL                                                   'test_assert'
          1        SEND_VAL                                                     '%40test1'
          2        SEND_VAL                                                     <array>
          3        DO_FCALL                                          0          
    9     4        INIT_FCALL                                                   'test_assert'
          5        SEND_VAL                                                     '%40test2'
          6        SEND_VAL                                                     <array>
          7        DO_FCALL                                          0          
   10     8        INIT_FCALL                                                   'test_assert'
          9        SEND_VAL                                                     '%40test3+foo'
         10        SEND_VAL                                                     <array>
         11        DO_FCALL                                          0          
   11    12        INIT_FCALL                                                   'test_assert'
         13        SEND_VAL                                                     '%40test4+foo'
         14        SEND_VAL                                                     <array>
         15        DO_FCALL                                          0          
   12    16        INIT_FCALL                                                   'test_assert'
         17        SEND_VAL                                                     '%40test5a%40test5b'
         18        SEND_VAL                                                     <array>
         19        DO_FCALL                                          0          
   13    20        INIT_FCALL                                                   'test_assert'
         21        SEND_VAL                                                     ''
         22        DO_FCALL                                          0          
         23      > RETURN                                                       1

Function test_assert:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/WvWvG
function name:  test_assert
number of ops:  15
compiled vars:  !0 = $string, !1 = $arguments
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   RECV                                                 !0      
          1        RECV_INIT                                            !1      <array>
    4     2        ASSERT_CHECK                                                 
          3        INIT_FCALL                                                   'assert'
          4        SEND_VAL                                                     '%24string+%21%3D%3D+%27%27+%26%26+%28empty%28%24arguments%29+%7C%7C+strtr%28%24string%2C+%24arguments%29+%21%3D%3D+%27%27%29'
          5        CONCAT                                               ~2      'empty+fail%3A', !0
          6        SEND_VAL                                                     ~2
          7        DO_ICALL                                                     
    5     8        ASSERT_CHECK                                                 
          9        INIT_FCALL                                                   'assert'
         10        SEND_VAL                                                     'empty%28%24arguments%29+%7C%7C+strtr%28%24string%2C+%24arguments%29+%21%3D+implode%28%24arguments%29'
         11        CONCAT                                               ~4      'unnecessary+fail%3A+', !0
         12        SEND_VAL                                                     ~4
         13        DO_ICALL                                                     
    6    14      > RETURN                                                       null

End of function test_assert

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