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maths is hard

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bleck9999 2021-08-20 18:15:24 +01:00
parent 848a91dff7
commit e4747b2344
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1 changed files with 4 additions and 4 deletions
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ts-minifier.py
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@ -1,6 +1,6 @@
# Copyright (c) 2021 bleck9999 # Copyright (c) 2021 bleck9999
# https://github.com/bleck9999/ts-minifier # https://github.com/bleck9999/ts-minifier
# Version: bf54a07d # Version: 1095d14a
import argparse import argparse
import itertools import itertools
@ -159,7 +159,7 @@ def minify(script: Code, userobjects, usages):
# equals and the whitespace needed for a definition # equals and the whitespace needed for a definition
# #
# obviously for a rename you're already defining it so it's just the difference between lengths multiplied by uses # obviously for a rename you're already defining it so it's just the difference between lengths multiplied by uses
short_idents = [x for x in (ascii_letters+'_')] + [x[0]+x[1] for x in itertools.permutations(ascii_letters+'_', 2)] short_idents = [x for x in (ascii_letters+'_')] + [x[0]+x[1] for x in itertools.product(ascii_letters+'_', repeat=2)]
short_idents.pop(short_idents.index("if")) short_idents.pop(short_idents.index("if"))
mcode = script.rawcode mcode = script.rawcode
aliases = [] aliases = []
@ -184,7 +184,7 @@ def minify(script: Code, userobjects, usages):
print(f"{'Function' if otype == 'func' else 'Variable'} name {uo} could be shortened but no available " print(f"{'Function' if otype == 'func' else 'Variable'} name {uo} could be shortened but no available "
f"names found (would save {uses} bytes)") f"names found (would save {uses} bytes)")
continue continue
# we assume that nobody is insane enough to exhaust all *2,756* 2 character names, # we assume that nobody is insane enough to exhaust all *2,808* 2 character names,
# instead that uo is len 2 and all the 1 character names are in use (because of that we dont multiply # instead that uo is len 2 and all the 1 character names are in use (because of that we dont multiply
# uses by anything as multiplying by a difference of 1 would be redundant) # uses by anything as multiplying by a difference of 1 would be redundant)
if not auto_replace: if not auto_replace:
@ -284,7 +284,7 @@ def minify(script: Code, userobjects, usages):
userobjects[minName] = "TIV" userobjects[minName] = "TIV"
break break
# the quotation marks are included in string # the quotation marks are included in string
savings = uses * len(string) - (len(string) + len(minName) + 1) savings = uses * len(string) - (len(string) + len(minName) + 2)
if savings <= 0 or not auto_replace: if savings <= 0 or not auto_replace:
print(f"Not introducing variable for string {string} reused {uses} times (would save {savings} bytes)") print(f"Not introducing variable for string {string} reused {uses} times (would save {savings} bytes)")
else: else: