class Flatrack::Template::Erubis::Handler
The default ERB handler for rendering erb files in flatrack
Constants
- BLOCK_EXPR
Private Instance Methods
add_expr(src, code, indicator)
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Erubis
toggles <%= and <%== behavior when escaping is enabled. We override to always treat <%== as escaped.
Calls superclass method
# File lib/flatrack/template/erubis/handler.rb, line 29 def add_expr(src, code, indicator) return super unless indicator == '==' add_expr_escaped(src, code) end
add_expr_escaped(src, code)
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# File lib/flatrack/template/erubis/handler.rb, line 40 def add_expr_escaped(src, code) add_expr_with_type(src, code, :safe) end
add_expr_literal(src, code)
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# File lib/flatrack/template/erubis/handler.rb, line 36 def add_expr_literal(src, code) add_expr_with_type(src, code) end
add_expr_with_type(src, code, type = nil)
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# File lib/flatrack/template/erubis/handler.rb, line 44 def add_expr_with_type(src, code, type = nil) setter = [type, :append].compact.join('_') flush_newline_if_pending(src) if code =~ BLOCK_EXPR src << "@output_buffer.#{setter}= " << code else src << "@output_buffer.#{setter}=(" << code << ');' end end
add_postamble(src)
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# File lib/flatrack/template/erubis/handler.rb, line 59 def add_postamble(src) flush_newline_if_pending(src) src << 'output_buffer = @output_buffer.to_s' end
add_preamble(src)
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# File lib/flatrack/template/erubis/handler.rb, line 10 def add_preamble(src) @newline_pending = 0 end
add_stmt(src, code)
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Calls superclass method
# File lib/flatrack/template/erubis/handler.rb, line 54 def add_stmt(src, code) flush_newline_if_pending(src) super end
add_text(src, text)
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# File lib/flatrack/template/erubis/handler.rb, line 14 def add_text(src, text) return if text.empty? if text == "\n" @newline_pending += 1 else src << "@output_buffer.safe_append='" src << "\n" * @newline_pending if @newline_pending > 0 src << escape_text(text) src << "'.freeze;" @newline_pending = 0 end end
flush_newline_if_pending(src)
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# File lib/flatrack/template/erubis/handler.rb, line 64 def flush_newline_if_pending(src) if @newline_pending > 0 src << begin "@output_buffer.safe_append='#{"\n" * @newline_pending}'.freeze;" end @newline_pending = 0 end end