Class: Haml::Exec::HTML2Haml
Overview
The html2haml
executable.
Instance Method Summary collapse
-
#initialize(args) ⇒ HTML2Haml
constructor
A new instance of HTML2Haml.
-
#process_result
Processes the options set by the command-line arguments, and runs the HTML compiler appropriately.
-
#set_opts(opts)
Tells optparse how to parse the arguments.
Methods inherited from Generic
#color, #get_line, #parse!, #puts_action, #to_s
Constructor Details
#initialize(args) ⇒ HTML2Haml
Returns a new instance of HTML2Haml.
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# File 'lib/haml/exec.rb', line 489
def initialize(args)
super
@module_opts = {}
end
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Instance Method Details
#process_result
Processes the options set by the command-line arguments, and runs the HTML compiler appropriately.
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# File 'lib/haml/exec.rb', line 531
def process_result
super
require 'haml/html'
input = @options[:input]
output = @options[:output]
@module_opts[:erb] ||= input.respond_to?(:path) && input.path =~ /\.(rhtml|erb)$/
@module_opts[:erb] &&= @options[:no_erb] != false
output.write(::Haml::HTML.new(input, @module_opts).render)
rescue ::Haml::Error => e
raise "#{e.is_a?(::Haml::SyntaxError) ? "Syntax error" : "Error"} on line " +
"#{get_line e}: #{e.message}"
rescue LoadError => err
dep = err.message.scan(/^no such file to load -- (.*)/)[0]
raise err if @options[:trace] || dep.nil? || dep.empty?
$stderr.puts "Required dependency #{dep} not found!\n Use --trace for backtrace."
exit 1
end
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#set_opts(opts)
Tells optparse how to parse the arguments.
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# File 'lib/haml/exec.rb', line 497
def set_opts(opts)
opts.banner = <<END
Usage: html2haml [options] [INPUT] [OUTPUT]
Description: Transforms an HTML file into corresponding Haml code.
Options:
END
opts.on('-e', '--erb', 'Parse ERb tags.') do
@module_opts[:erb] = true
end
opts.on('--no-erb', "Don't parse ERb tags.") do
@options[:no_erb] = true
end
opts.on('-r', '--rhtml', 'Deprecated; same as --erb.') do
@module_opts[:erb] = true
end
opts.on('--no-rhtml', "Deprecated; same as --no-erb.") do
@options[:no_erb] = true
end
opts.on('-x', '--xhtml', 'Parse the input using the more strict XHTML parser.') do
@module_opts[:xhtml] = true
end
super
end
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