Module | OpEsc |
In: |
lib/more/facets/opesc.rb
|
NOTE: As of v3.0 of Facets these have been renamed:
op_plus_self -> op_plus op_minus_self -> op_minus op_plus -> op_add op_minus -> op_sub op_case_eq -> op_case
TODO: In the future we might also rename:
op_lshift -> op_push op_rshift -> op_pull op_store -> op_index op_fetch -> op_index (b/c [] and []= in same file)
OPERATORS | = | %w{ +@ -@ + - ** * / % ~ <=> << >> < > === == =~ <= >= | & ^ []= [] } |
OPERATORS_REGEXP | = | Regexp.new( '(' << OPERATORS.collect{ |k| Regexp.escape(k) }.join('|') << ')' ) |
OPERATORS_ESC_TABLE | = | { "+@" => "op_plus", "-@" => "op_minus", "+" => "op_add", "-" => "op_sub", "**" => "op_pow", "*" => "op_mul", "/" => "op_div", "%" => "op_mod", "~" => "op_tilde", "<=>" => "op_cmp", "<<" => "op_lshift", #push? ">>" => "op_rshift", #pull? "<" => "op_lt", ">" => "op_gt", "===" => "op_case", "==" => "op_equal", "=~" => "op_apply", "<=" => "op_lt_eq", ">=" => "op_gt_eq", "|" => "op_or", "&" => "op_and", "^" => "op_xor", "[]=" => "op_store", "[]" => "op_fetch" |
Applies operator escape‘s according to OPERATORS_ESCAPE_TABLE.
OpEsc.escape('-') #=> "op_sub"
CREDIT: Trans