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Fix 335 #353

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Fix 335 #353

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f988079
Support ERB whitespace trimming tag
kzkn Dec 24, 2025
fd0fd15
format with rufo
kzkn Dec 24, 2025
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2 changes: 1 addition & 1 deletion lib/rufo/erb_formatter.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@ def initialize(src)
end

def stags
["<%==", "<%+={0,2}"] + super
["<%-", "<%==", "<%+={0,2}"] + super
end

def etags
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20 changes: 20 additions & 0 deletions spec/lib/rufo/erb_formatter_spec.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -99,5 +99,25 @@
result = subject.format("<% # TODO: fix this later %>")
expect(result).to eql("<% # TODO: fix this later %>")
end

it "handles leading whitespace trim tag" do
result = subject.format('<%- if controller_name != "sessions" %>')
expect(result).to eql('<%- if controller_name != "sessions" %>')
end

it "handles trailing whitespace trim tag" do
result = subject.format('<% if controller_name != "sessions" -%>')
expect(result).to eql('<% if controller_name != "sessions" -%>')
end

it "handles both whitespace trim tag" do
result = subject.format('<%- if controller_name != "sessions" -%>')
expect(result).to eql('<%- if controller_name != "sessions" -%>')
end

it "handles minus unary operator" do
result = subject.format("<% - x * y %>")
expect(result).to eql("<% -x * y %>")
end
end
end