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credo
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A static code analysis tool with a focus on code consistency and teaching.
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lib/credo/check/warning/iex_pry.ex
defmodule Credo.Check.Warning.IExPry do
@moduledoc """
While calls to IEx.pry might appear in some parts of production code,
most calls to this function are added during debugging sessions.
This check warns about those calls, because they might have been committed
in error.
"""
@explanation [check: @moduledoc]
@call_string "IEx.pry"
use Credo.Check, base_priority: :high
def run(%SourceFile{} = source_file, params \\ []) do
issue_meta = IssueMeta.for(source_file, params)
Credo.Code.traverse(source_file, &traverse(&1, &2, issue_meta))
end
defp traverse({{:., _, [{:__aliases__, _, [:IEx]}, :pry]}, meta, _arguments} = ast, issues, issue_meta) do
{ast, issues_for_call(meta, issues, issue_meta)}
end
defp traverse(ast, issues, _issue_meta) do
{ast, issues}
end
def issues_for_call(meta, issues, issue_meta) do
[issue_for(issue_meta, meta[:line], @call_string) | issues]
end
defp issue_for(issue_meta, line_no, trigger) do
format_issue issue_meta,
message: "There should be no calls to IEx.pry/1.",
trigger: trigger,
line_no: line_no
end
end