Module: Erubis::JavaGenerator
Instance Attribute Summary
Attributes included from Generator
Class Method Summary collapse
-
.supported_properties ⇒ Object
:nodoc:.
Instance Method Summary collapse
- #add_expr_debug(src, code) ⇒ Object
- #add_expr_escaped(src, code) ⇒ Object
- #add_expr_literal(src, code) ⇒ Object
- #add_postamble(src) ⇒ Object
- #add_preamble(src) ⇒ Object
- #add_stmt(src, code) ⇒ Object
- #add_text(src, text) ⇒ Object
- #escape_text(text) ⇒ Object
- #init_generator(properties = {}) ⇒ Object
Methods included from Generator
Class Method Details
.supported_properties ⇒ Object
:nodoc:
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# File 'lib/erubis/engine/ejava.rb', line 16 def self.supported_properties() # :nodoc: return [ [:indent, '', "indent spaces (ex. ' ')"], [:bufvar, '_buf', "output buffer variable name"], [:bufclass, 'StringBuffer', "output buffer class (ex. 'StringBuilder')"], ] end |
Instance Method Details
#add_expr_debug(src, code) ⇒ Object
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# File 'lib/erubis/engine/ejava.rb', line 68 def add_expr_debug(src, code) code.strip! src << @indent if src.empty? || src[-1] == ?\n src << " System.err.println(\"*** debug: #{code}=\"+(#{code}));" end |
#add_expr_escaped(src, code) ⇒ Object
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# File 'lib/erubis/engine/ejava.rb', line 64 def add_expr_escaped(src, code) add_expr_literal(src, escaped_expr(code)) end |
#add_expr_literal(src, code) ⇒ Object
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# File 'lib/erubis/engine/ejava.rb', line 58 def add_expr_literal(src, code) src << @indent if src.empty? || src[-1] == ?\n code.strip! src << " #{@bufvar}.append(#{code});" end |
#add_postamble(src) ⇒ Object
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# File 'lib/erubis/engine/ejava.rb', line 74 def add_postamble(src) src << "\n" if src[-1] == ?; src << @indent << "return " << @bufvar << ".toString();\n" #src << @indent << "System.out.print(" << @bufvar << ".toString());\n" end |
#add_preamble(src) ⇒ Object
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# File 'lib/erubis/engine/ejava.rb', line 32 def add_preamble(src) src << "#{@indent}#{@bufclass} #{@bufvar} = new #{@bufclass}();" end |
#add_stmt(src, code) ⇒ Object
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# File 'lib/erubis/engine/ejava.rb', line 54 def add_stmt(src, code) src << code end |
#add_text(src, text) ⇒ Object
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# File 'lib/erubis/engine/ejava.rb', line 41 def add_text(src, text) return if text.empty? src << (src.empty? || src[-1] == ?\n ? @indent : ' ') src << @bufvar << ".append(" i = 0 text.each_line do |line| src << "\n" << @indent << ' + ' if i > 0 i += 1 src << '"' << escape_text(line) << '"' end src << ");" << (text[-1] == ?\n ? "\n" : "") end |
#escape_text(text) ⇒ Object
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# File 'lib/erubis/engine/ejava.rb', line 36 def escape_text(text) @@table_ ||= { "\r"=>"\\r", "\n"=>"\\n", "\t"=>"\\t", '"'=>'\\"', "\\"=>"\\\\" } return text.gsub!(/[\r\n\t"\\]/) { |m| @@table_[m] } || text end |
#init_generator(properties = {}) ⇒ Object
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# File 'lib/erubis/engine/ejava.rb', line 24 def init_generator(properties={}) super @escapefunc ||= 'escape' @indent = properties[:indent] || '' @bufvar = properties[:bufvar] || '_buf' @bufclass = properties[:bufclass] || 'StringBuffer' end |