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Add dash if alias does not have dash #547

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Add dash if alias does not have dash #547

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2 changes: 1 addition & 1 deletion lib/thor/parser/option.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -94,7 +94,7 @@ def usage(padding = 0)
if aliases.empty?
(" " * padding) << sample
else
"#{aliases.join(', ')}, #{sample}"
"#{aliases.map{|e|e.to_s.sub(/^(?!\-)/, '-')}.join(', ')}, #{sample}"
end
end

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8 changes: 8 additions & 0 deletions spec/parser/option_spec.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -226,9 +226,17 @@ def option(name, options = {})
expect(parse([:foo, "-f", "-b"], :required).usage).to eq("-f, -b, --foo=FOO")
end

it "does not show the usage between brackets(include non-dash-prefixed aliases)" do
expect(parse([:foo, "f", "-b"], :required).usage).to eq("-f, -b, --foo=FOO")
end

it "does not negate the aliases" do
expect(parse([:foo, "-f", "-b"], :boolean).usage).to eq("-f, -b, [--foo], [--no-foo]")
end

it "does not negate the aliases(include non-dash-prefixed aliases)" do
expect(parse([:foo, "f", "-b"], :boolean).usage).to eq("-f, -b, [--foo], [--no-foo]")
end
end
end
end