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Versions: 29
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Contents
# frozen_string_literal: true
# RemoveAction to remove current node.
class NodeMutation::RemoveAction < NodeMutation::Action
# Initialize a RemoveAction.
#
# @param node [Node]
# @param options [Hash] options.
# @option and_comma [Boolean] delete extra comma.
def initialize(node, and_comma: false)
super(node, nil)
@and_comma = and_comma
end
# The rewritten code, always empty string.
def new_code
''
end
private
# Calculate the begin the end positions.
def calculate_position
if take_whole_line?
@start = start_index
@end = end_index
squeeze_lines
else
@start = NodeMutation.adapter.get_start(@node)
@end = NodeMutation.adapter.get_end(@node)
squeeze_spaces
remove_comma if @and_command
end
end
# Check if the source code of current node takes the whole line.
#
# @return [Boolean]
def take_whole_line?
NodeMutation.adapter.get_source(@node) == file_source[start_index...end_index].strip
end
# Get the start position of the line
def start_index
index = file_source[0..NodeMutation.adapter.get_start(@node)].rindex("\n")
index ? index + "\n".length : NodeMutation.adapter.get_start(@node)
end
# Get the end position of the line
def end_index
index = file_source[NodeMutation.adapter.get_end(@node)..-1].index("\n")
index ? NodeMutation.adapter.get_end(@node) + index + "\n".length : NodeMutation.adapter.get_end(@node)
end
end
Version data entries
29 entries across 29 versions & 1 rubygems