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Contents
# encoding: utf-8
module Mutant
# Return a frozen set of symbols from string enumerable
#
# @param [Enumerable<String>]
#
# @return [Set<Symbol>]
#
# @api private
#
def self.symbolset(strings)
strings.map(&:to_sym).to_set.freeze
end
private_class_method :symbolset
# Set of nodes that cannot be on the LHS of an assignment
NOT_ASSIGNABLE = symbolset %w(
int float str dstr class module self
)
# Set of op-assign types
OP_ASSIGN = symbolset %w(or_asgn and_asgn op_asgn)
# Set of node types that are not valid when emitted standalone
NOT_STANDALONE = symbolset %w( splat restarg block_pass)
INDEX_OPERATORS = symbolset %w([] []=)
UNARY_METHOD_OPERATORS = symbolset %w(~@ +@ -@ !)
# Operators ruby implementeds as methods
METHOD_OPERATORS = symbolset %w(
<=> === []= [] <= >= == !~ != =~ <<
>> ** * % / | ^ & < > + - ~@ +@ -@ !
)
BINARY_METHOD_OPERATORS = (
METHOD_OPERATORS - (INDEX_OPERATORS + UNARY_METHOD_OPERATORS)
).to_set.freeze
OPERATOR_METHODS = (
METHOD_OPERATORS + INDEX_OPERATORS + UNARY_METHOD_OPERATORS
).to_set.freeze
# Nodes that are NOT handled by mutant.
#
# not - 1.8 only, mutant does not support 1.8
#
NODE_BLACKLIST = symbolset %w(not)
# Nodes that are NOT generated by parser but used by mutant / unparser.
NODE_EXTRA = symbolset %w(empty)
NODE_TYPES = ((Parser::Meta::NODE_TYPES + NODE_EXTRA) - NODE_BLACKLIST).to_set.freeze
end # Mutant
Version data entries
14 entries across 14 versions & 1 rubygems