from ..char_classes import (
ALPHA,
ALPHA_LOWER,
ALPHA_UPPER,
CONCAT_QUOTES,
CURRENCY,
LIST_ELLIPSES,
LIST_PUNCT,
LIST_QUOTES,
UNITS,
merge_chars,
)
from ..punctuation import TOKENIZER_INFIXES, TOKENIZER_PREFIXES
ELISION = "' ’".replace(" ", "")
HYPHENS = r"- – — ‐ ‑".replace(" ", "")
_prefixes_elision = "d l n"
_prefixes_elision += " " + _prefixes_elision.upper()
_hyphen_suffixes = "ce clés elle en il ils je là moi nous on t vous"
_hyphen_suffixes += " " + _hyphen_suffixes.upper()
_prefixes = TOKENIZER_PREFIXES + [
r"(?:({pe})[{el}])(?=[{a}])".format(
a=ALPHA, el=ELISION, pe=merge_chars(_prefixes_elision)
)
]
_suffixes = (
LIST_PUNCT
+ LIST_ELLIPSES
+ LIST_QUOTES
+ [
r"(?<=[0-9])\+",
r"(?<=°[FfCcKk])\.", # °C. -> ["°C", "."]
r"(?<=[0-9])%", # 4% -> ["4", "%"]
r"(?<=[0-9])(?:{c})".format(c=CURRENCY),
r"(?<=[0-9])(?:{u})".format(u=UNITS),
r"(?<=[0-9{al}{e}(?:{q})])\.".format(
al=ALPHA_LOWER, e=r"%²\-\+", q=CONCAT_QUOTES
),
r"(?<=[{au}][{au}])\.".format(au=ALPHA_UPPER),
r"(?<=[{a}])[{h}]({hs})".format(
a=ALPHA, h=HYPHENS, hs=merge_chars(_hyphen_suffixes)
),
]
)
_infixes = TOKENIZER_INFIXES + [
r"(?<=[{a}][{el}])(?=[{a}])".format(a=ALPHA, el=ELISION)
]
TOKENIZER_PREFIXES = _prefixes
TOKENIZER_SUFFIXES = _suffixes
TOKENIZER_INFIXES = _infixes
