simplify router

[qicosmos]

119

improve code

[codecov-commenter]

Codecov Report

Attention: 21 lines in your changes are missing coverage. Please review.

Comparison is base (0445168) 52.03% compared to head (7b7714c) 51.88%.

Files	Patch %	Lines
include/rest_rpc/router.h	57.14%	9 Missing :warning:
examples/server/main.cpp	0.00%	6 Missing :warning:
examples/client/main.cpp	0.00%	4 Missing :warning:
include/rest_rpc/connection.h	0.00%	2 Missing :warning:

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #125 +/- ## ========================================== - Coverage 52.03% 51.88% -0.16% ========================================== Files 166 166 Lines 7821 7812 -9 ========================================== - Hits 4070 4053 -17 - Misses 3751 3759 +8 ```

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[github-actions[bot]]

Code Coverage Report for detail, goto summary download Artifacts

Filename                    Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
client_util.hpp                     3                 1    66.67%          19                 8    57.89%           2                 1    50.00%
codec.h                             4                 0   100.00%          24                 2    91.67%           0                 0         -
connection.h                       36                 4    88.89%         347                88    74.64%          68                34    50.00%
io_service_pool.h                   5                 0   100.00%          32                 1    96.88%          12                 1    91.67%
md5.hpp                            19                 2    89.47%         127                 8    93.70%          24                 0   100.00%
nonstd_any.hpp                     20                 5    75.00%          49                12    75.51%           8                 4    50.00%
router.h                           15                 2    86.67%         119                36    69.75%          10                 6    40.00%
rpc_client.hpp                     72                12    83.33%         657               152    76.86%         132                62    53.03%
rpc_server.h                       26                 3    88.46%         191                20    89.53%          40                 9    77.50%
string_view.hpp                    23                10    56.52%          72                35    51.39%          22                14    36.36%
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                             223                39    82.51%        1637               362    77.89%         318               131    58.81%

[github-actions[bot]]

Code Coverage Report for detail, goto summary download Artifacts

Filename                    Functions  Missed Functions  Executed       Lines      Missed Lines     Cover    Branches   Missed Branches     Cover
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
client_util.hpp                     3                 1    66.67%          19                 8    57.89%           2                 1    50.00%
codec.h                             4                 0   100.00%          24                 2    91.67%           0                 0         -
connection.h                       36                 4    88.89%         347                93    73.20%          68                36    47.06%
io_service_pool.h                   5                 0   100.00%          32                 1    96.88%          12                 1    91.67%
md5.hpp                            19                 2    89.47%         127                 8    93.70%          24                 0   100.00%
nonstd_any.hpp                     20                 5    75.00%          49                12    75.51%           8                 4    50.00%
router.h                           15                 2    86.67%         119                36    69.75%          10                 6    40.00%
rpc_client.hpp                     72                12    83.33%         657               152    76.86%         132                62    53.03%
rpc_server.h                       26                 3    88.46%         191                20    89.53%          40                 9    77.50%
string_view.hpp                    23                10    56.52%          72                35    51.39%          22                14    36.36%
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
TOTAL                             223                39    82.51%        1637               367    77.58%         318               133    58.18%