37 lines
1.3 KiB
Ruby
37 lines
1.3 KiB
Ruby
# typed: strict
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# frozen_string_literal: true
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module Utils
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# Inflection utility methods, as a lightweight alternative to `ActiveSupport::Inflector``.
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#
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# @api private
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module Inflection
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extend T::Sig
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# Removes the module part from the expression in the string.
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#
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# demodulize('ActiveSupport::Inflector::Inflections') # => "Inflections"
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# demodulize('Inflections') # => "Inflections"
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# demodulize('::Inflections') # => "Inflections"
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# demodulize('') # => ""
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#
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# See also #deconstantize.
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# @see https://github.com/rails/rails/blob/b0dd7c7/activesupport/lib/active_support/inflector/methods.rb#L230-L245
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# `ActiveSupport::Inflector.demodulize`
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sig { params(path: String).returns(String) }
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def self.demodulize(path)
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if (i = path.rindex("::"))
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T.must(path[(i + 2)..])
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else
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path
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end
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end
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# Combines `stem` with the `singular` or `plural` suffix based on `count`.
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sig { params(stem: String, count: Integer, plural: String, singular: String).returns(String) }
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def self.pluralize(stem, count, plural: "s", singular: "")
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suffix = (count == 1) ? singular : plural
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"#{stem}#{suffix}"
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end
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end
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end
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