class Synvert::Core::Rewriter::ReplaceErbStmtWithExprAction
ReplaceErbStmtWithExprAction
to replace erb stmt code to expr,
e.g. <% form_for ... %> => <%= form_for ... %>.
Public Class Methods
new(instance, code = nil)
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Calls superclass method
Synvert::Core::Rewriter::Action::new
# File lib/synvert/core/rewriter/action/replace_erb_stmt_with_expr_action.rb, line 7 def initialize(instance, code = nil) super end
Public Instance Methods
begin_pos()
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Begin position of code to replace.
@return [Integer] begin position.
# File lib/synvert/core/rewriter/action/replace_erb_stmt_with_expr_action.rb, line 14 def begin_pos node_begin_pos = @node.loc.expression.begin_pos while @node.loc.expression.source_buffer.source[node_begin_pos -= 1] == ' ' end node_begin_pos - Engine::ERUBY_STMT_SPLITTER.length + 1 end
end_pos()
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End position of code to replace.
@return [Integer] end position.
# File lib/synvert/core/rewriter/action/replace_erb_stmt_with_expr_action.rb, line 24 def end_pos node_begin_pos = @node.loc.expression.begin_pos node_begin_pos += @node.loc.expression.source.index 'do' while @node.loc.expression.source_buffer.source[node_begin_pos += 1] != '@' end node_begin_pos end
rewritten_code()
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The rewritten erb expr code.
@return [String] rewritten code.
# File lib/synvert/core/rewriter/action/replace_erb_stmt_with_expr_action.rb, line 35 def rewritten_code @node.loc.expression.source_buffer.source[begin_pos...end_pos] .sub(Engine::ERUBY_STMT_SPLITTER, '@output_buffer.append= ') .sub(Engine::ERUBY_STMT_SPLITTER, Engine::ERUBY_EXPR_SPLITTER) end