Class: Opal::ERB::Compiler
- Inherits:
-
Object
- Object
- Opal::ERB::Compiler
- Defined in:
- opal/lib/opal/erb.rb
Constant Summary collapse
- BLOCK_EXPR =
/\s+(do|\{)(\s*\|[^|]*\|)?\s*\Z/.freeze
Instance Method Summary collapse
- #compile ⇒ Object
- #find_code(result) ⇒ Object
- #find_contents(result) ⇒ Object
- #fix_quotes(result) ⇒ Object
-
#initialize(source, file_name = '(erb)') ⇒ Compiler
constructor
A new instance of Compiler.
- #prepared_source ⇒ Object
- #require_erb(result) ⇒ Object
- #wrap_compiled(result) ⇒ Object
Constructor Details
#initialize(source, file_name = '(erb)') ⇒ Compiler
Returns a new instance of Compiler.
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# File 'opal/lib/opal/erb.rb', line 34 def initialize(source, file_name = '(erb)') @source, @file_name, @result = source, file_name, source end |
Instance Method Details
#compile ⇒ Object
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# File 'opal/lib/opal/erb.rb', line 50 def compile Opal.compile prepared_source end |
#find_code(result) ⇒ Object
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# File 'opal/lib/opal/erb.rb', line 74 def find_code(result) result.gsub(/<%([\s\S]+?)%>/) do inner = Regexp.last_match(1).gsub(/\\"/, '"') "\")\n#{inner}\noutput_buffer.append(\"" end end |
#find_contents(result) ⇒ Object
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# File 'opal/lib/opal/erb.rb', line 62 def find_contents(result) result.gsub(/<%=([\s\S]+?)%>/) do inner = Regexp.last_match(1).gsub(/\\'/, "'").gsub(/\\"/, '"') if inner =~ BLOCK_EXPR "\")\noutput_buffer.append= #{inner}\noutput_buffer.append(\"" else "\")\noutput_buffer.append=(#{inner})\noutput_buffer.append(\"" end end end |
#fix_quotes(result) ⇒ Object
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# File 'opal/lib/opal/erb.rb', line 54 def fix_quotes(result) result.gsub '"', '\\"' end |
#prepared_source ⇒ Object
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# File 'opal/lib/opal/erb.rb', line 38 def prepared_source @prepared_source ||= begin source = @source source = fix_quotes(source) source = find_contents(source) source = find_code(source) source = wrap_compiled(source) source = require_erb(source) source end end |
#require_erb(result) ⇒ Object
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# File 'opal/lib/opal/erb.rb', line 58 def require_erb(result) 'require "erb";' + result end |
#wrap_compiled(result) ⇒ Object
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# File 'opal/lib/opal/erb.rb', line 81 def wrap_compiled(result) path = @file_name.sub(/\.opalerb#{REGEXP_END}/, '') "Template.new('#{path}') do |output_buffer|\noutput_buffer.append(\"#{result}\")\noutput_buffer.join\nend\n" end |