Class: ActionView::Template::Handlers::Erubis

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain: self, Erubis::Eruby
Instance Chain: self, Erubis::Eruby
Inherits:	Erubis::Eruby ::Object Erubis::Eruby ActionView::Template::Handlers::Erubis
Defined in:	actionview/lib/action_view/template/handlers/erb.rb

Constant Summary

BLOCK_EXPR =
# File 'actionview/lib/action_view/template/handlers/erb.rb', line 38
```
/\s*((\s+|\))do|\{)(\s*\|[^|]*\|)?\s*\Z/
```

Instance Method Summary

#add_expr(src, code, indicator)

Erubis toggles <%= and <%== behavior when escaping is enabled.
#add_expr_escaped(src, code)
#add_expr_literal(src, code)
#add_postamble(src)
#add_preamble(src)
#add_stmt(src, code)
#add_text(src, text)
#flush_newline_if_pending(src)

Instance Method Details

#add_expr(src, code, indicator)

Erubis toggles <%= and <%== behavior when escaping is enabled. We override to always treat <%== as escaped.

[ GitHub ]

# File 'actionview/lib/action_view/template/handlers/erb.rb', line 29


def add_expr(src, code, indicator)
  case indicator
  when '=='
    add_expr_escaped(src, code)
  else
    super
  end
end

#add_expr_escaped(src, code)

[ GitHub ]

# File 'actionview/lib/action_view/template/handlers/erb.rb', line 49


def add_expr_escaped(src, code)
  flush_newline_if_pending(src)
  if code =~ BLOCK_EXPR
    src << "@output_buffer.safe_expr_append= " << code
  else
    src << "@output_buffer.safe_expr_append=(" << code << ");"
  end
end

#add_expr_literal(src, code)

[ GitHub ]

# File 'actionview/lib/action_view/template/handlers/erb.rb', line 40


def add_expr_literal(src, code)
  flush_newline_if_pending(src)
  if code =~ BLOCK_EXPR
    src << '@output_buffer.append= ' << code
  else
    src << '@output_buffer.append=(' << code << ');'
  end
end

#add_postamble(src)

[ GitHub ]

# File 'actionview/lib/action_view/template/handlers/erb.rb', line 63


def add_postamble(src)
  flush_newline_if_pending(src)
  src << '@output_buffer.to_s'
end

#add_preamble(src)

[ GitHub ]

# File 'actionview/lib/action_view/template/handlers/erb.rb', line 7


def add_preamble(src)
  @newline_pending = 0
  src << "@output_buffer = output_buffer || ActionView::OutputBuffer.new;"
end

#add_stmt(src, code)

[ GitHub ]

# File 'actionview/lib/action_view/template/handlers/erb.rb', line 58


def add_stmt(src, code)
  flush_newline_if_pending(src)
  super
end

#add_text(src, text)

[ GitHub ]

# File 'actionview/lib/action_view/template/handlers/erb.rb', line 12


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)

[ GitHub ]

# File 'actionview/lib/action_view/template/handlers/erb.rb', line 68


def flush_newline_if_pending(src)
  if @newline_pending > 0
    src << "@output_buffer.safe_append='#{"\n" * @newline_pending}'.freeze;"
    @newline_pending = 0
  end
end