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53 lines
1.9 KiB
53 lines
1.9 KiB
#!/usr/bin/env python3 |
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# Script to generate scintilla/src/CharacterCategoryMap.cxx and lexilla/lexlib/CharacterCategory.cxx |
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# from Python's Unicode data |
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# Should be run rarely when a Python with a new version of Unicode data is available. |
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# Requires Python 3.3 or later |
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# Should not be run with old versions of Python. |
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import pathlib, platform, sys, unicodedata |
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from FileGenerator import Regenerate |
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def findCategories(filename): |
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with filename.open(encoding="UTF-8") as infile: |
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lines = [x.strip() for x in infile.readlines() if "\tcc" in x] |
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values = "".join(lines).replace(" ","").split(",") |
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print("Categrories:", values) |
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return [v[2:] for v in values] |
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def updateCharacterCategory(filename): |
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values = ["// Created with Python %s, Unicode %s" % ( |
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platform.python_version(), unicodedata.unidata_version)] |
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startRange = 0 |
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category = unicodedata.category(chr(startRange)) |
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table = [] |
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for ch in range(sys.maxunicode): |
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uch = chr(ch) |
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current = unicodedata.category(uch) |
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if current != category: |
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value = startRange * 32 + categories.index(category) |
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table.append(value) |
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category = current |
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startRange = ch |
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value = startRange * 32 + categories.index(category) |
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table.append(value) |
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# the sentinel value is used to simplify CharacterCategoryMap::Optimize() |
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category = 'Cn' |
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value = (sys.maxunicode + 1)*32 + categories.index(category) |
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table.append(value) |
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values.extend(["%d," % value for value in table]) |
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Regenerate(filename, "//", values) |
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scintillaDirectory = pathlib.Path(__file__).resolve().parent.parent |
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categories = findCategories(scintillaDirectory / "src" / "CharacterCategoryMap.h") |
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updateCharacterCategory(scintillaDirectory / "src" / "CharacterCategoryMap.cxx") |
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updateCharacterCategory(scintillaDirectory.parent / "lexilla" / "lexlib" / "CharacterCategory.cxx")
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