89 lines
2.1 KiB
Elixir
89 lines
2.1 KiB
Elixir
defmodule Display do
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alias IO.ANSI
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@current_dir File.cwd!
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@no_value :ex_unit_no_meaningful_value
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def invalid_koan(koan, modules) do
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koans_names = module_names(modules)
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IO.puts("Did not find koan #{name(koan)} in " <> koans_names )
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exit(:normal)
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end
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defp module_names(modules) do
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modules
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|> Enum.map(&Atom.to_string/1)
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|> Enum.map(&name/1)
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|> Enum.join(", ")
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|> format_red
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end
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defp name("Elixir." <> module), do: module
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defp name(module), do: name(Atom.to_string(module))
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def show_failure(failure, module, name) do
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IO.puts("Now meditate upon #{format_module(module)}")
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IO.puts("---------------------------------------")
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IO.puts(name)
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IO.puts(format_failure(failure))
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end
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def show_compile_error(error) do
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IO.puts("")
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format_error(error) |> IO.puts
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end
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def considering(module) do
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IO.puts("Considering #{format_module(module)}...")
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module
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end
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def clear_screen do
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if Options.clear_screen? do
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IO.puts(ANSI.clear)
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IO.puts(ANSI.home)
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end
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end
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defp format_failure(%{error: %ExUnit.AssertionError{expr: @no_value, message: message}, file: file, line: line}) do
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"""
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#{format_cyan("Assertion failed in #{file}:#{line}")}
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#{format_red(message)}
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"""
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end
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defp format_failure(%{error: %ExUnit.AssertionError{expr: expr}, file: file, line: line}) do
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format_assertion_error(expr, file, line)
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end
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defp format_assertion_error(error, file, line) do
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"""
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#{format_cyan("Assertion failed in #{file}:#{line}")}
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#{format_red(Macro.to_string(error))}
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"""
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end
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defp format_failure(%{error: error, file: file, line: line}) do
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"""
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#{format_cyan("Error in #{file}:#{line}")}
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#{format_error(error)}
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"""
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end
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defp format_error(error) do
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trace = System.stacktrace |> Enum.take(2)
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format_red(Exception.format(:error, error, trace))
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end
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defp format_red(str) do
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Enum.join([ANSI.red, str, ANSI.reset], "")
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end
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defp format_cyan(str) do
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Enum.join([ANSI.cyan, str, ANSI.reset], "")
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end
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defp format_module(module) do
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Module.split(module) |> List.last
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end
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end
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