Packages
credo
0.1.2
1.7.19
1.7.18
1.7.17
1.7.16
1.7.15
1.7.14
1.7.13
1.7.12
1.7.11
1.7.10
1.7.9
1.7.8
1.7.7
1.7.7-rc.0
1.7.6
1.7.5
1.7.4
1.7.3
1.7.2
1.7.2-rc.4
1.7.2-rc.3
1.7.2-rc.2
1.7.2-rc.1
1.7.2-rc.0
1.7.1
1.7.0
1.7.0-rc.2
1.7.0-rc.1
1.6.7
1.6.6
1.6.5
1.6.4
1.6.3
1.6.2
1.6.1
1.6.0
1.6.0-rc.1
1.6.0-rc.0
1.5.6
1.5.5
1.5.4
1.5.3
1.5.2
1.5.1
1.5.0
1.5.0-rc.5
1.5.0-rc.4
1.5.0-rc.3
1.5.0-rc.2
1.5.0-rc.1
1.4.1
1.4.0
1.4.0-rc.2
1.4.0-rc.1
1.3.2
1.3.1
1.3.0
1.3.0-rc3
1.3.0-rc2
1.3.0-rc1
1.2.3
1.2.2
1.2.1
1.2.0
1.2.0-rc4
1.2.0-rc3
1.2.0-rc2
1.2.0-rc1
1.1.5
1.1.4
1.1.3
1.1.2
1.1.1
1.1.0
1.1.0-rc3
1.1.0-rc2
1.1.0-rc1
1.0.5
1.0.4
1.0.3
1.0.2
1.0.1
1.0.1-rc1
1.0.0
1.0.0-rc1
0.10.2
0.10.1
0.10.0
0.9.3
0.9.2
0.9.1
0.9.0
0.9.0-rc8
0.9.0-rc7
0.9.0-rc6
0.9.0-rc5
0.9.0-rc4
0.9.0-rc3
0.9.0-rc2
0.9.0-rc1
0.8.10
0.8.9
0.8.8
0.8.7
0.8.6
0.8.5
0.8.4
0.8.3
0.8.2
0.8.1
0.8.0
0.8.0-rc7
0.8.0-rc6
0.8.0-rc5
0.8.0-rc4
0.8.0-rc3
0.8.0-rc2
0.8.0-rc1
0.7.4
0.7.3
0.7.2
0.7.1
0.7.0
0.6.1
0.6.0
0.6.0-rc2
0.6.0-rc1
0.5.3
0.5.2
0.5.1
0.5.0
0.4.14
0.4.13
0.4.12
0.4.11
0.4.10
0.4.10-dev
0.4.9
0.4.8
0.4.7
0.4.6
0.4.5
0.4.4
0.4.3
0.4.2
0.4.1
0.4.0
0.4.0-beta5
0.4.0-beta4
0.4.0-beta3
0.4.0-beta2
0.4.0-beta1
0.3.13
0.3.12
0.3.11
0.3.10
0.3.9
0.3.8
0.3.7
0.3.6
0.3.5
0.3.4
0.3.3
0.3.2
0.3.1
0.3.0
0.3.0-dev2
0.3.0-dev
0.2.6
0.2.5
0.2.4
0.2.3
0.2.2
0.2.1
0.2.0
0.1.10
0.1.9
0.1.8
0.1.7
0.1.6
0.1.5
0.1.4
0.1.3
0.1.2
0.1.1
0.1.0
0.0.1-dev
A static code analysis tool with a focus on code consistency and teaching.
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lib/credo/check.ex
defmodule Credo.Check do
@base_priority_map %{ignore: -100, low: -10, normal: 1, high: +10, higher: +20}
defmacro __using__(opts) do
quote do
alias Credo.Check
alias Credo.Issue
alias Credo.IssueMeta
alias Credo.Priority
alias Credo.Severity
alias Credo.SourceFile
alias Credo.Check.CodeHelper
alias Credo.Check.Params
def base_priority, do: unquote(to_priority(opts[:base_priority]))
def category, do: unquote(category_body(opts[:category]))
def run_on_all?, do: unquote(run_on_all_body(opts[:run_on_all]))
def explanation, do: explanation_for(@explanation, :check)
defp explanation_for(nil, _), do: nil
defp explanation_for(kw, key), do: kw[key]
# TODO: def config_explanation(key), do: explanation_for(@explanation, key)
def format_issue(issue_meta, opts) do
source_file = IssueMeta.source_file(issue_meta)
params = IssueMeta.params(issue_meta)
priority =
if params[:priority] do
params[:priority] |> Check.to_priority
else
base_priority
end
line_no = opts[:line_no]
trigger = opts[:trigger]
column = opts[:column]
severity = opts[:severity] || Severity.default_value
issue = %Issue{
priority: priority,
filename: source_file.filename,
message: opts[:message],
trigger: trigger,
line_no: line_no,
column: column,
severity: severity
}
if line_no do
{_def, scope} = CodeHelper.scope_for(source_file.ast, line: line_no)
issue =
%Issue{
issue |
priority: issue.priority + priority_for(source_file, scope),
scope: scope
}
end
if trigger && line_no && !column do
issue =
%Issue{
issue |
column: SourceFile.column(source_file, line_no, trigger)
}
end
format_issue(issue)
end
def format_issue(issue \\ %Issue{}) do
%Issue{
issue |
check: __MODULE__,
category: category
}
end
defp priority_for(source_file, scope) do
scope_prio_map = Priority.scope_priorities(source_file)
scope_prio_map[scope] || 0
end
end
end
defp category_body(nil) do
quote do
__MODULE__
|> Module.split
|> Enum.at(2)
|> String.downcase
|> String.to_atom
end
end
defp category_body(value), do: value
def to_priority(nil), do: 0
def to_priority(atom) when is_atom(atom) do
@base_priority_map[atom]
end
def to_priority(value), do: value
defp run_on_all_body(true), do: true
defp run_on_all_body(_), do: false
end