Improve characters_to_binary! error handling #1400

Annotations

7 warnings

Mix.ensure_application!/1 is undefined or private

Code.with_diagnostics/2 is undefined or private

Logger.default_formatter/1 is undefined or private

variable "arg" is unused (if the variable is not meant to be used, prefix it with an underscore)

variable "x" is unused (if the variable is not meant to be used, prefix it with an underscore)

Macro.to_string/2 is deprecated. Use Macro.to_string/1 instead

variable "x" is unused (if the variable is not meant to be used, prefix it with an underscore)