13af6ab5fSopenharmony_ci# ``enum`` declaration merging is not supported 23af6ab5fSopenharmony_ci 33af6ab5fSopenharmony_ciRule ``arkts-no-enum-merging`` 43af6ab5fSopenharmony_ci 53af6ab5fSopenharmony_ci**Severity: error** 63af6ab5fSopenharmony_ci 73af6ab5fSopenharmony_ciArkTS does not support merging declarations for ``enum``. Keep the 83af6ab5fSopenharmony_cideclaration of each ``enum`` compact in the codebase. 93af6ab5fSopenharmony_ci 103af6ab5fSopenharmony_ci 113af6ab5fSopenharmony_ci## TypeScript 123af6ab5fSopenharmony_ci 133af6ab5fSopenharmony_ci 143af6ab5fSopenharmony_ci``` 153af6ab5fSopenharmony_ci 163af6ab5fSopenharmony_ci enum Color { 173af6ab5fSopenharmony_ci RED, 183af6ab5fSopenharmony_ci GREEN 193af6ab5fSopenharmony_ci } 203af6ab5fSopenharmony_ci enum Color { 213af6ab5fSopenharmony_ci YELLOW = 2 223af6ab5fSopenharmony_ci } 233af6ab5fSopenharmony_ci enum Color { 243af6ab5fSopenharmony_ci BLACK = 3, 253af6ab5fSopenharmony_ci BLUE 263af6ab5fSopenharmony_ci } 273af6ab5fSopenharmony_ci 283af6ab5fSopenharmony_ci``` 293af6ab5fSopenharmony_ci 303af6ab5fSopenharmony_ci## ArkTS 313af6ab5fSopenharmony_ci 323af6ab5fSopenharmony_ci 333af6ab5fSopenharmony_ci``` 343af6ab5fSopenharmony_ci 353af6ab5fSopenharmony_ci enum Color { 363af6ab5fSopenharmony_ci RED, 373af6ab5fSopenharmony_ci GREEN, 383af6ab5fSopenharmony_ci YELLOW, 393af6ab5fSopenharmony_ci BLACK, 403af6ab5fSopenharmony_ci BLUE 413af6ab5fSopenharmony_ci } 423af6ab5fSopenharmony_ci 433af6ab5fSopenharmony_ci``` 443af6ab5fSopenharmony_ci 453af6ab5fSopenharmony_ci 46