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Versions: 62
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Stored size: 1.26 KB
Contents
# frozen_string_literal: true
module Synvert::Core
# ReplaceErbStmtWithExprAction to replace erb stmt code to expr,
# e.g. <% form_for ... %> => <%= form_for ... %>.
class Rewriter::ReplaceErbStmtWithExprAction < Rewriter::Action
def initialize(instance, code = nil)
super
end
# Begin position of code to replace.
#
# @return [Integer] begin position.
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 position of code to replace.
#
# @return [Integer] end position.
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
# The rewritten erb expr code.
#
# @return [String] rewritten code.
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
end
end
Version data entries
62 entries across 62 versions & 1 rubygems