e7f82300b9
Change-Id: Ieb1b890040964e755de5bdf5f8576d4d3bd8a407 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/111386 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
290 lines
12 KiB
Python
Executable file
290 lines
12 KiB
Python
Executable file
#!/usr/bin/python3
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import sys
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import re
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import io
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definitionSet = set()
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protectedAndPublicDefinitionSet = set() # set of tuple(type, name)
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definitionToSourceLocationMap = dict()
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definitionToTypeMap = dict()
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touchedFromInsideSet = set()
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touchedFromOutsideSet = set()
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touchedFromOutsideConstructorSet = set()
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readFromSet = set()
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writeToSet = set()
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sourceLocationSet = set()
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# clang does not always use exactly the same numbers in the type-parameter vars it generates
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# so I need to substitute them to ensure we can match correctly.
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normalizeTypeParamsRegex = re.compile(r"type-parameter-\d+-\d+")
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def normalizeTypeParams( line ):
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return normalizeTypeParamsRegex.sub("type-parameter-?-?", line)
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def parseFieldInfo( tokens ):
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if len(tokens) == 3:
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return (normalizeTypeParams(tokens[1]), tokens[2])
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else:
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return (normalizeTypeParams(tokens[1]), "")
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with io.open("workdir/loplugin.unusedfields.log", "r", buffering=1024*1024) as txt:
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for line in txt:
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tokens = line.strip().split("\t")
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if tokens[0] == "definition:":
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access = tokens[1]
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fieldInfo = (normalizeTypeParams(tokens[2]), tokens[3])
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srcLoc = tokens[5]
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# ignore external source code
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if (srcLoc.startswith("external/")):
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continue
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# ignore build folder
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if (srcLoc.startswith("workdir/")):
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continue
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definitionSet.add(fieldInfo)
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definitionToTypeMap[fieldInfo] = tokens[4]
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if access == "protected" or access == "public":
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protectedAndPublicDefinitionSet.add(fieldInfo)
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definitionToSourceLocationMap[fieldInfo] = tokens[5]
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elif tokens[0] == "inside:":
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touchedFromInsideSet.add(parseFieldInfo(tokens))
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elif tokens[0] == "outside:":
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touchedFromOutsideSet.add(parseFieldInfo(tokens))
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elif tokens[0] == "outside-constructor:":
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touchedFromOutsideConstructorSet.add(parseFieldInfo(tokens))
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elif tokens[0] == "read:":
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readFromSet.add(parseFieldInfo(tokens))
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elif tokens[0] == "write:":
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writeToSet.add(parseFieldInfo(tokens))
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else:
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print( "unknown line: " + line)
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# Calculate untouched
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untouchedSet = set()
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untouchedSetD = set()
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for d in definitionSet:
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if d in touchedFromOutsideSet or d in touchedFromInsideSet:
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continue
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srcLoc = definitionToSourceLocationMap[d];
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# this is all representations of on-disk data structures
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if (srcLoc.startswith("sc/source/filter/inc/scflt.hxx")
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or srcLoc.startswith("sw/source/filter/ww8/")
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or srcLoc.startswith("vcl/source/filter/sgvmain.hxx")
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or srcLoc.startswith("vcl/source/filter/sgfbram.hxx")
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or srcLoc.startswith("vcl/inc/unx/gtk/gloactiongroup.h")
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or srcLoc.startswith("include/svl/svdde.hxx")
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or srcLoc.startswith("lotuswordpro/source/filter/lwpsdwdrawheader.hxx")
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or srcLoc.startswith("hwpfilter/")
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or srcLoc.startswith("embeddedobj/source/inc/")
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or srcLoc.startswith("svtools/source/dialogs/insdlg.cxx")
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or srcLoc.startswith("bridges/")):
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continue
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if d[0] in set([ "AtkObjectWrapperClass", "AtkObjectWrapper", "GLOMenu", "GLOAction", "_XRegion", "SalMenuButtonItem", "Vertex",
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"OOoMountOperationClass", "SwCSS1ItemIds", "ScCompiler::AddInMap", "MemoryByteGrabber", "textcat_t", "fp_t", "ngram_t",
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"ImplPPTParaPropSet", "DataNode"]):
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continue
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# unit testing code
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if srcLoc.startswith("cppu/source/uno/check.cxx"):
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continue
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fieldType = definitionToTypeMap[d]
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if "ModuleClient" in fieldType:
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continue
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# leave the weld stuff alone until Caolan is finished
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if "weld::" in fieldType:
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continue
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if "::sfx2::sidebar::ControllerItem" in fieldType:
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continue
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untouchedSet.add((d[0] + " " + d[1] + " " + fieldType, srcLoc))
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untouchedSetD.add(d)
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# Calculate only-touched-in-constructor set
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onlyUsedInConstructorSet = set()
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for d in definitionSet:
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if d in touchedFromOutsideSet or d in touchedFromOutsideConstructorSet:
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continue
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srcLoc = definitionToSourceLocationMap[d];
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# this is all representations of on-disk data structures
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if (srcLoc.startswith("sc/source/filter/inc/scflt.hxx")
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or srcLoc.startswith("sw/source/filter/ww8/")
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or srcLoc.startswith("vcl/source/filter/sgvmain.hxx")
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or srcLoc.startswith("vcl/source/filter/sgfbram.hxx")
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or srcLoc.startswith("vcl/inc/unx/gtk/gloactiongroup.h")
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or srcLoc.startswith("include/svl/svdde.hxx")
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or srcLoc.startswith("lotuswordpro/source/filter/lwpsdwdrawheader.hxx")
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or srcLoc.startswith("hwpfilter/")
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or srcLoc.startswith("embeddedobj/source/inc/")
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or srcLoc.startswith("svtools/source/dialogs/insdlg.cxx")
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or srcLoc.startswith("bridges/")):
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continue
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fieldType = definitionToTypeMap[d]
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if "std::unique_ptr" in fieldType:
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continue
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if "std::shared_ptr" in fieldType:
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continue
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if "Reference<" in fieldType:
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continue
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if "VclPtr<" in fieldType:
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continue
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# leave the weld stuff alone until Caolan is finished
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if "weld::" in fieldType:
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continue
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if "osl::Mutex" in fieldType:
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continue
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if "::sfx2::sidebar::ControllerItem" in fieldType:
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continue
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onlyUsedInConstructorSet.add((d[0] + " " + d[1] + " " + fieldType, srcLoc))
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writeonlySet = set()
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for d in definitionSet:
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parentClazz = d[0];
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if d in readFromSet or d in untouchedSetD:
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continue
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srcLoc = definitionToSourceLocationMap[d];
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# this is all representations of on-disk data structures
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if (srcLoc.startswith("sc/source/filter/inc/scflt.hxx")
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or srcLoc.startswith("sw/source/filter/ww8/")
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or srcLoc.startswith("vcl/source/filter/sgvmain.hxx")
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or srcLoc.startswith("vcl/source/filter/sgfbram.hxx")
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or srcLoc.startswith("vcl/inc/unx/gtk/gloactiongroup.h")
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or srcLoc.startswith("include/svl/svdde.hxx")
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or srcLoc.startswith("lotuswordpro/source/filter/lwpsdwdrawheader.hxx")
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or srcLoc.startswith("svtools/source/dialogs/insdlg.cxx")):
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continue
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fieldType = definitionToTypeMap[d]
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if "ModuleClient" in fieldType:
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continue
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if "::sfx2::sidebar::ControllerItem" in fieldType:
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continue
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# ignore reference fields, because writing to them actually writes to another field somewhere else
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if fieldType.endswith("&"):
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continue
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# ignore the import/export data model stuff
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if srcLoc.startswith("sc/source/filter/inc/") and "Model" in fieldType:
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continue
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if srcLoc.startswith("sc/source/filter/inc/") and (parentClazz.startswith("Xcl") or parentClazz.startswith("oox::xls::")):
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continue
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# implement some kind of registration of errors
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if fieldType == "class SfxErrorHandler *":
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continue
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# mutex locking
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if "Guard" in fieldType:
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continue
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# leave the weld stuff alone until Caolan is finished
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if "weld::" in fieldType:
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continue
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# these are just all model classes
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if (srcLoc.startswith("oox/")
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or srcLoc.startswith("lotuswordpro/")
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or srcLoc.startswith("include/oox/")
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or srcLoc.startswith("include/filter/")
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or srcLoc.startswith("hwpfilter/")
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or srcLoc.startswith("filter/")
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or srcLoc.startswith("vcl/source/filter/")):
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continue
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writeonlySet.add((d[0] + " " + d[1] + " " + definitionToTypeMap[d], srcLoc))
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readonlySet = set()
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for d in definitionSet:
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parentClazz = d[0];
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if d in writeToSet or d in untouchedSetD:
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continue
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fieldType = definitionToTypeMap[d]
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srcLoc = definitionToSourceLocationMap[d];
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if "ModuleClient" in fieldType:
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continue
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# this is all representations of on-disk data structures
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if (srcLoc.startswith("sc/source/filter/inc/scflt.hxx")
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or srcLoc.startswith("sw/source/filter/ww8/")
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or srcLoc.startswith("vcl/source/filter/sgvmain.hxx")
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or srcLoc.startswith("vcl/source/filter/sgfbram.hxx")
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or srcLoc.startswith("vcl/inc/unx/gtk/gloactiongroup.h")
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or srcLoc.startswith("include/svl/svdde.hxx")):
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continue
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# I really don't care about these ancient file formats
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if (srcLoc.startswith("hwpfilter/")
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or srcLoc.startswith("lotuswordpro/")):
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continue
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# leave the weld stuff alone until Caolan is finished
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if "weld::" in fieldType:
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continue
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readonlySet.add((d[0] + " " + d[1] + " " + definitionToTypeMap[d], srcLoc))
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canBePrivateSet = set()
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for d in protectedAndPublicDefinitionSet:
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clazz = d[0] + " " + d[1]
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if d in touchedFromOutsideSet:
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continue
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srcLoc = definitionToSourceLocationMap[d];
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canBePrivateSet.add((clazz + " " + definitionToTypeMap[d], srcLoc))
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# --------------------------------------------------------------------------------------------
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# "all fields in class can be made private" analysis
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# --------------------------------------------------------------------------------------------
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potentialClasses = set()
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excludedClasses = set()
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potentialClassesSourceLocationMap = dict()
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matchClassName = re.compile(r"(\w+)::")
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for d in protectedAndPublicDefinitionSet:
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clazz = d[0]
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if d in touchedFromOutsideSet:
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excludedClasses.add(clazz)
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else:
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potentialClasses.add(clazz)
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potentialClassesSourceLocationMap[clazz] = definitionToSourceLocationMap[d]
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allFieldsCanBePrivateSet = set()
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for d in (potentialClasses - excludedClasses):
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sourceLoc = potentialClassesSourceLocationMap[d]
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# when the class is inside a compile unit, assume that the compiler can figure this out for itself, much less interesting to me
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if not ".cxx" in sourceLoc:
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allFieldsCanBePrivateSet.add((d, sourceLoc))
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# sort the results using a "natural order" so sequences like [item1,item2,item10] sort nicely
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def natural_sort_key(s, _nsre=re.compile('([0-9]+)')):
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return [int(text) if text.isdigit() else text.lower()
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for text in re.split(_nsre, s)]
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# sort by both the source-line and the datatype, so the output file ordering is stable
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# when we have multiple items on the same source line
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def v_sort_key(v):
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return natural_sort_key(v[1]) + [v[0]]
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# sort results by name and line number
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tmp1list = sorted(untouchedSet, key=lambda v: v_sort_key(v))
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tmp2list = sorted(writeonlySet, key=lambda v: v_sort_key(v))
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tmp3list = sorted(canBePrivateSet, key=lambda v: v_sort_key(v))
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tmp4list = sorted(readonlySet, key=lambda v: v_sort_key(v))
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tmp5list = sorted(onlyUsedInConstructorSet, key=lambda v: v_sort_key(v))
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tmp6list = sorted(allFieldsCanBePrivateSet, key=lambda v: v_sort_key(v))
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# print out the results
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with open("compilerplugins/clang/unusedfields.untouched.results", "wt") as f:
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for t in tmp1list:
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f.write( t[1] + "\n" )
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f.write( " " + t[0] + "\n" )
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with open("compilerplugins/clang/unusedfields.writeonly.results", "wt") as f:
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for t in tmp2list:
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f.write( t[1] + "\n" )
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f.write( " " + t[0] + "\n" )
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# this one is not checked in yet because I haven't actually done anything with it
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with open("loplugin.unusedfields.report-can-be-private", "wt") as f:
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for t in tmp3list:
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f.write( t[1] + "\n" )
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f.write( " " + t[0] + "\n" )
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with open("compilerplugins/clang/unusedfields.readonly.results", "wt") as f:
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for t in tmp4list:
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f.write( t[1] + "\n" )
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f.write( " " + t[0] + "\n" )
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with open("compilerplugins/clang/unusedfields.only-used-in-constructor.results", "wt") as f:
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for t in tmp5list:
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f.write( t[1] + "\n" )
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f.write( " " + t[0] + "\n" )
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with open("compilerplugins/clang/unusedfields.report-all-can-be-private", "wt") as f:
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for t in tmp6list:
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f.write( t[1] + "\n" )
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f.write( " " + t[0] + "\n" )
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