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Contents
module Zeitwerk
class Inflector
# Very basic snake case -> camel case conversion.
#
# inflector = Zeitwerk::Inflector.new
# inflector.camelize("post", ...) # => "Post"
# inflector.camelize("users_controller", ...) # => "UsersController"
# inflector.camelize("api", ...) # => "Api"
#
# Takes into account hard-coded mappings configured with `inflect`.
#
# @param basename [String]
# @param _abspath [String]
# @return [String]
def camelize(basename, _abspath)
overrides[basename] || basename.split('_').map!(&:capitalize).join
end
# Configures hard-coded inflections:
#
# inflector = Zeitwerk::Inflector.new
# inflector.inflect(
# "html_parser" => "HTMLParser",
# "mysql_adapter" => "MySQLAdapter"
# )
#
# inflector.camelize("html_parser", abspath) # => "HTMLParser"
# inflector.camelize("mysql_adapter", abspath) # => "MySQLAdapter"
# inflector.camelize("users_controller", abspath) # => "UsersController"
#
# @param inflections [{String => String}]
# @return [void]
def inflect(inflections)
overrides.merge!(inflections)
end
private
# Hard-coded basename to constant name user maps that override the default
# inflection logic.
#
# @return [{String => String}]
def overrides
@overrides ||= {}
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems