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143 | from pygments.lexer import RegexLexer, bygroups, inherit
from pygments.lexers.ml import FStarLexer
from pygments.token import *
from pygments.filter import Filter, simplefilter
from pygments.filters import KeywordCaseFilter
from pygments.util import get_bool_opt
import sys
import re
class CustomLexer(FStarLexer):
tokens = {
'root': [
(r'\/\/.+$', Comment),
inherit
]
}
def get_tokens_unprocessed(self, text):
last = None
llast = None
text = re.sub(r"\bint_m\b", r"i!{}!nt_m", text);
text = re.sub(r"\bint(?!_)\b", r"ℤ", text);
text = re.sub(r"\(\|", r"⦇", text);
text = re.sub(r"\|\)", r"⦈", text);
text = re.sub(r"<==>", r"⇔", text);
text = re.sub(r"\bbackward_lt_true\b", r"!$\\overleftarrow{\\texttt{lt}}_{\\texttt{true}}$!", text)
text = re.sub(r"\bbackward_([a-z]+)ⵌ\b", r"!$\\overleftarrow{\\texttt{\1}^\\#}$!", text)
text = re.sub(r"\bbackward_([a-z]+)\b", r"!$\\overleftarrow{\\texttt{\1}}$!", text)
text = re.sub(r"\bbackward_abstract_binop'_lemma", r"backw!{}!ard_abstract_binop'_lemma", text)
text = re.sub(r"\bbackward_(abstract_binop')(?!_)", r"!$\\overleftarrow{\\texttt{abstract\\_binop'}}$!", text)
text = re.sub(r"\bbackward_(abstract_binop)(?!_)", r"!$\\overleftarrow{\\texttt{abstract\\_binop}}$!", text)
text = re.sub(r"\bbackward_(asem_fp)(?!_)", r"!$\\overleftarrow{\\texttt{asem}}$!_fp", text)
text = re.sub(r"'([a-z])([0-9]|n|n+1|n-1|i)\b", r"'\1!\\ensuremath{{}_{\2}}!", text)
text = re.sub(r"'([a-z])(nminone)\b", r"'\1!\\ensuremath{{}_{n-1}}!", text)
text = re.sub(r"\b([a-z]|monotony)_([a-z]|W)\b", r"\1!\\ensuremath{{}_{\2}}!", text)
# text = re.sub(r"\b([a-z]+)_([a-z]{5,6})\b", r"\1!\\fourCharSub{\2}!", text)
# text = re.sub(r"\b([a-z]+)_lt\b", r"\1!\\oneCharSubL{<}!", text)
# text = re.sub(r"\b([a-z]+)_lt_true\b", r"\1!\\oneCharSubExpL{<}{⊤}!", text)
text = re.sub(r"\b([a-z]+)ⵌ_([a-z]{3})\b", r"\1!\\twoCharSubLD{\2}!", text)
text = re.sub(r"\b([a-z]+)ⵌ_(?!norm)([a-z]{4})\b", r"\1!\\threeCharSubD{\2}!", text)
text = re.sub(r"\b([a-z]+)ⵌ_([a-z])\b", r"\1!\\oneCharSubD{\2}!", text)
text = re.sub(r"\b([a-z]+)ⵌ_([a-z]{2})\b", r"\1!\\twoCharSubLD{\2}!", text)
text = re.sub(r"\b([a-z]+)_([a-z]{3})\b", r"\1!\\twoCharSubL{\2}!", text)
text = re.sub(r"\b([a-z]+)_(?!norm)([a-z]{4})\b", r"\1!\\threeCharSub{\2}!", text)
text = re.sub(r"\b([a-z]+)_([a-z])\b", r"\1!\\oneCharSub{\2}!", text)
text = re.sub(r"\b([a-z]+)_([a-z]{2})\b", r"\1!\\twoCharSubL{\2}!", text)
text = re.sub(r"\b([a-z]+)_gamma\b", r"\1!\\oneCharSubL{γ}!", text)
text = re.sub(r"\b([a-z]+)_cgamma\b", r"\1!\\twoCharSubL{cγ}!", text)
# text = re.sub(r"[a-z][0-9]\b", r"\1!\\ensuremath{{}_{\2}}!", text)
text = re.sub(r"([a-z])([0-9]+)\b", lambda x: x[1]+''.join(["₀₁₂₃₄₅₆₇₈₉"[int(x)] for x in x[2]]), text)
text = re.sub(r"ⵌ([0-9]+)\b", r"!\\onecharwidth{${}^\\#_\\texttt{\\,\1}$}!", text)
text = re.sub(r"ⵌ'\b", r"!\\onecharwidth{${}_\\#'$}!", text)
text = re.sub(r"==>", r"IMPL_TOKEN", text)
text = re.sub(r"\bsound_backward_op\b", r"sound!${}_{\\overleftarrow{\\texttt{op}}}$!", text)
text = re.sub(r"_int_m", r"!${}_{\\texttt{i{n}t}_\\texttt{\\kern.1mm m}}$!", text);
for index, token, value in RegexLexer.get_tokens_unprocessed(self, text):
if last == "'" and len(value)==1:
value = { k: "!\\ensuremath{\\" + v + "}!"
for k, v in
{ 'a': 'tau',
'b': 'beta',
'c': 'gamma',
'd': 'delta',
'e': 'epsilon',
'f': 'phi',
# 'g': 'xi',
'h': 'eta',
'i': 'iota',
'k': 'kappa',
'l': 'lambda',
'm': 'mu',
'n': 'nu',
'p': 'pi',
't': 'tau'
}.items()
}.get(value, "'"+value)
if value == "alpha_st":
yield index, Escape, "!\\ensuremath{\\alpha_{ST}}!"
elif value == "->":
yield index, token, "→"
elif value == "assert":
yield index, Token.Keyword, value
elif value == "class":
yield index, Token.Keyword, value
elif value == "instance":
yield index, Token.Keyword, value
elif value == "gamma":
yield index, token, "γ"
elif value == "'":
yield index, token, ""
elif value == "<==>" or value == "DBLIMPL":
yield index, token, "⇔"
elif value == "==>" or value == "IMPL_TOKEN":
yield index, token, "⇒"
elif value == "<>":
yield index, token, "≠"
elif value == "<-":
yield index, token, "!\\ensuremath{\\leftarrow}!"
elif value == "˙":
yield index, token, "!\\,!"
elif value == "True":
yield index, token, "⊤"
elif value == "False":
yield index, token, "⊥"
elif value == "fun":
yield index, token, "λ"
elif last == "fun" and value == " ":
yield index, token, "!{}!"
# elif value == "#":
# if last == " ":
# yield index, token, value
# else:
# yield index, token, "!\\ensuremath{{}^{\\dieseSymb}}!"
elif value == "\\/":
yield index, token, "∨"
elif value == "/\\":
yield index, token, "∧"
elif value == "exists":
yield index, token, "∃"
elif value == "forall":
yield index, token, "∀"
elif value == "*":
yield index, token, "×"
elif value == "nat":
yield index, token, "ℕ"
elif value == "beta":
yield index, token, "β"
# elif value == "int":
# yield index, token, "!\\ensuremath{\\int}!"
elif value == "<=":
yield index, token, "≤"
elif value == ">=":
yield index, token, "≥"
elif value == "+^":
yield index, token, "+"
else:
yield index, token, value
llast = last
last = value
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