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dotfiles/common/elixir/iex.exs

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Application.put_env(:elixir, :ansi_enabled, true)
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# PROTIP: to break, `#iex:break`
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IEx.configure(
colors: [enabled: true],
default_prompt: [
"\e[G", # ANSI CHA, move cursor to column 1
:magenta,
"%prefix", # IEx prompt variable
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"#",
"%counter", # IEx prompt variable
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">", # plain string
:reset
] |> IO.ANSI.format |> IO.chardata_to_string
)