properties.md

Changes to regexp_parser unicode property token names

old pattern	new pattern	old example	new example
*_any	*	number_any	number
*_cp	*_code_point	non_character_cp	noncharacter_code_point
age_*_*	age=*.*	age_6_0	age=6.0
ascii_hex	ascii_hex_digit	ascii_hex	ascii_hex_digit
block_in*	in_*	block_inadlam	in_adlam
ids_*_op	ids_*_operator	ids_binary_op	ids_binary_operator
letter_*	*_letter	letter_other	other_letter
mark_*	*_mark	mark_other	other_mark
number_*	*_number	number_other	other_number
punct_*	*_punctuation	punct_dash	dash_punctuation
script_*	*	script_thai	thai
separator_*	*_separator	separator_other	other_separator
symbol_*	*_symbol	symbol_other	other_symbol
*para*	*paragraph*	separator_para	paragraph_separator
*whitespace	*white_space	pattern_whitespace	pattern_white_space

Codemod script

def normalize_old_rp_property_token(token)
  token
    .to_s
    .sub(/^age_(\d+)_(\d+)$/, 'age=\1.\2')
    .sub(/^ascii_hex$/, 'ascii_hex_digit')
    .sub(/^block_in/, 'in_')
    .sub(/^non_character/, 'noncharacter')
    .sub(/_cp$/, '_code_point')
    .sub(/^ids_(.+)_op$/, 'ids_\1_operator')
    .sub(/^other_grapheme_extended$/, 'other_grapheme_extend')
    .sub(/^punct_(.+)$/, '\1_punctuation')
    .sub(/^script_/, '')
    .sub(/^separator_para$/, 'paragraph_separator')
    .sub(/^(letter|number|mark|separator|symbol)_(.+)$/, '\2_\1')
    .sub(/^any_/, '')
    .sub(/whitespace$/, 'white_space')
    .to_sym
end