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# coding: utf-8
require 'highline/wrapper'
require 'highline/paginator'
require 'highline/template_renderer'
class HighLine::Statement
attr_reader :source, :highline
attr_reader :template_string
def initialize(source, highline)
@highline = highline
@source = source
@template_string = stringfy(source)
end
def statement
@statement ||= format_statement
end
def to_s
statement
end
private
def stringfy(template_string)
String(template_string || "").dup
end
def format_statement
return template_string unless template_string.length > 0
statement = render_template
statement = HighLine::Wrapper.wrap(statement, highline.wrap_at)
statement = HighLine::Paginator.new(highline).page_print(statement)
statement = statement.gsub(/\n(?!$)/,"\n#{highline.indentation}") if highline.multi_indent
statement
end
def render_template
# Assigning to a local var so it may be
# used inside instance eval block
template_renderer = TemplateRenderer.new(template, source, highline)
template_renderer.render
end
def template
@template ||= ERB.new(template_string, nil, "%")
end
def self.const_missing(constant)
HighLine.const_get(constant)
end
end
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