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+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ *
+ * ASBeautifier.cpp
+ *
+ * This file is a part of "Artistic Style" - an indentation and
+ * reformatting tool for C, C++, C# and Java source files.
+ * http://astyle.sourceforge.net
+ *
+ * The "Artistic Style" project, including all files needed to
+ * compile it, is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later
+ * version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this project; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ */
+
+#include "astyle.h"
+
+#include <algorithm>
+#include <iostream>
+
+
+#define INIT_CONTAINER(container, value) {if ( (container) != NULL ) delete (container); (container) = (value); }
+#define DELETE_CONTAINER(container) {if ( (container) != NULL ) delete (container); }
+
+
+namespace astyle
+{
+vector<const string*> ASBeautifier::headers;
+vector<const string*> ASBeautifier::nonParenHeaders;
+vector<const string*> ASBeautifier::preBlockStatements;
+vector<const string*> ASBeautifier::assignmentOperators;
+vector<const string*> ASBeautifier::nonAssignmentOperators;
+
+
+/*
+ * initialize the static vars
+ */
+void ASBeautifier::initStatic()
+{
+ static int beautifierFileType = 9; // initialized with an invalid type
+
+ if (fileType == beautifierFileType) // don't build unless necessary
+ return;
+
+ beautifierFileType = fileType;
+
+ headers.clear();
+ nonParenHeaders.clear();
+ assignmentOperators.clear();
+ nonAssignmentOperators.clear();
+ preBlockStatements.clear();
+
+ ASResource::buildHeaders(headers, fileType, true);
+ ASResource::buildNonParenHeaders(nonParenHeaders, fileType, true);
+ ASResource::buildAssignmentOperators(assignmentOperators);
+ ASResource::buildNonAssignmentOperators(nonAssignmentOperators);
+ ASResource::buildPreBlockStatements(preBlockStatements);
+
+// cout << "beaut" << endl;
+}
+
+/**
+ * ASBeautifier's constructor
+ */
+ASBeautifier::ASBeautifier()
+{
+ waitingBeautifierStack = NULL;
+ activeBeautifierStack = NULL;
+ waitingBeautifierStackLengthStack = NULL;
+ activeBeautifierStackLengthStack = NULL;
+
+ headerStack = NULL;
+ tempStacks = NULL;
+ blockParenDepthStack = NULL;
+ blockStatementStack = NULL;
+ parenStatementStack = NULL;
+ bracketBlockStateStack = NULL;
+ inStatementIndentStack = NULL;
+ inStatementIndentStackSizeStack = NULL;
+ parenIndentStack = NULL;
+ sourceIterator = NULL;
+
+ isMinimalConditinalIndentSet = false;
+ shouldForceTabIndentation = false;
+
+ setSpaceIndentation(4);
+ setMaxInStatementIndentLength(40);
+ setClassIndent(false);
+ setSwitchIndent(false);
+ setCaseIndent(false);
+ setBlockIndent(false);
+ setBracketIndent(false);
+ setNamespaceIndent(false);
+ setLabelIndent(false);
+ setEmptyLineFill(false);
+ fileType = C_TYPE;
+ setCStyle();
+ setPreprocessorIndent(false);
+}
+
+/**
+ * ASBeautifier's copy constructor
+ */
+ASBeautifier::ASBeautifier(const ASBeautifier &other)
+{
+ waitingBeautifierStack = NULL;
+ activeBeautifierStack = NULL;
+ waitingBeautifierStackLengthStack = NULL;
+ activeBeautifierStackLengthStack = NULL;
+
+ headerStack = new vector<const string*>;
+ *headerStack = *other.headerStack;
+
+ tempStacks = new vector<vector<const string*>*>;
+ vector<vector<const string*>*>::iterator iter;
+ for (iter = other.tempStacks->begin();
+ iter != other.tempStacks->end();
+ ++iter)
+ {
+ vector<const string*> *newVec = new vector<const string*>;
+ *newVec = **iter;
+ tempStacks->push_back(newVec);
+ }
+ blockParenDepthStack = new vector<int>;
+ *blockParenDepthStack = *other.blockParenDepthStack;
+
+ blockStatementStack = new vector<bool>;
+ *blockStatementStack = *other.blockStatementStack;
+
+ parenStatementStack = new vector<bool>;
+ *parenStatementStack = *other.parenStatementStack;
+
+ bracketBlockStateStack = new vector<bool>;
+ *bracketBlockStateStack = *other.bracketBlockStateStack;
+
+ inStatementIndentStack = new vector<int>;
+ *inStatementIndentStack = *other.inStatementIndentStack;
+
+ inStatementIndentStackSizeStack = new vector<int>;
+ *inStatementIndentStackSizeStack = *other.inStatementIndentStackSizeStack;
+
+ parenIndentStack = new vector<int>;
+ *parenIndentStack = *other.parenIndentStack;
+
+ sourceIterator = other.sourceIterator;
+
+ // protected variables
+ fileType = other.fileType;
+ isCStyle = other.isCStyle;
+ isJavaStyle = other.isJavaStyle;
+ isSharpStyle = other.isSharpStyle;
+
+ // variables set by ASFormatter
+ // must also be updated in preprocessor
+ inLineNumber = other.inLineNumber;
+ outLineNumber = other.outLineNumber;
+ lineCommentNoBeautify = other.lineCommentNoBeautify;
+ isNonInStatementArray = other.isNonInStatementArray;
+
+ // private variables
+ indentString = other.indentString;
+ currentHeader = other.currentHeader;
+ previousLastLineHeader = other.previousLastLineHeader;
+ immediatelyPreviousAssignmentOp = other.immediatelyPreviousAssignmentOp;
+ probationHeader = other.probationHeader;
+ isInQuote = other.isInQuote;
+ isInComment = other.isInComment;
+ isInCase = other.isInCase;
+ isInQuestion = other.isInQuestion;
+ isInStatement = other.isInStatement;
+ isInHeader = other.isInHeader;
+ isInOperator = other.isInOperator;
+ isInTemplate = other.isInTemplate;
+ isInDefine = other.isInDefine;
+ isInDefineDefinition = other.isInDefineDefinition;
+ classIndent = other.classIndent;
+ isInClassHeader = other.isInClassHeader;
+ isInClassHeaderTab = other.isInClassHeaderTab;
+ switchIndent = other.switchIndent;
+ caseIndent = other.caseIndent;
+ namespaceIndent = other.namespaceIndent;
+ bracketIndent = other.bracketIndent;
+ blockIndent = other.blockIndent;
+ labelIndent = other.labelIndent;
+ preprocessorIndent = other.preprocessorIndent;
+ isInConditional = other.isInConditional;
+ isMinimalConditinalIndentSet = other.isMinimalConditinalIndentSet;
+ shouldForceTabIndentation = other.shouldForceTabIndentation;
+ emptyLineFill = other.emptyLineFill;
+ backslashEndsPrevLine = other.backslashEndsPrevLine;
+ blockCommentNoIndent = other.blockCommentNoIndent;
+ blockCommentNoBeautify = other.blockCommentNoBeautify;
+ previousLineProbationTab = other.previousLineProbationTab;
+ minConditionalIndent = other.minConditionalIndent;
+ parenDepth = other.parenDepth;
+ indentLength = other.indentLength;
+ blockTabCount = other.blockTabCount;
+ leadingWhiteSpaces = other.leadingWhiteSpaces;
+ maxInStatementIndent = other.maxInStatementIndent;
+ templateDepth = other.templateDepth;
+ prevFinalLineSpaceTabCount = other.prevFinalLineSpaceTabCount;
+ prevFinalLineTabCount = other.prevFinalLineTabCount;
+ defineTabCount = other.defineTabCount;
+ quoteChar = other.quoteChar;
+ prevNonSpaceCh = other.prevNonSpaceCh;
+ currentNonSpaceCh = other.currentNonSpaceCh;
+ currentNonLegalCh = other.currentNonLegalCh;
+ prevNonLegalCh = other.prevNonLegalCh;
+}
+
+/**
+ * ASBeautifier's destructor
+ */
+ASBeautifier::~ASBeautifier()
+{
+ DELETE_CONTAINER(headerStack);
+ DELETE_CONTAINER(tempStacks);
+ DELETE_CONTAINER(blockParenDepthStack);
+ DELETE_CONTAINER(blockStatementStack);
+ DELETE_CONTAINER(parenStatementStack);
+ DELETE_CONTAINER(bracketBlockStateStack);
+ DELETE_CONTAINER(inStatementIndentStack);
+ DELETE_CONTAINER(inStatementIndentStackSizeStack);
+ DELETE_CONTAINER(parenIndentStack);
+}
+
+/**
+ * initialize the ASBeautifier.
+ *
+ * init() should be called every time a ABeautifier object is to start
+ * beautifying a NEW source file.
+ * init() recieves a pointer to a DYNAMICALLY CREATED ASSourceIterator object
+ * that will be used to iterate through the source code. This object will be
+ * deleted during the ASBeautifier's destruction, and thus should not be
+ * deleted elsewhere.
+ *
+ * @param iter a pointer to the DYNAMICALLY CREATED ASSourceIterator object.
+ */
+void ASBeautifier::init(ASSourceIterator *iter)
+{
+ sourceIterator = iter;
+ init();
+}
+
+/**
+ * initialize the ASBeautifier.
+ */
+void ASBeautifier::init()
+{
+ initStatic();
+
+ INIT_CONTAINER(waitingBeautifierStack, new vector<ASBeautifier*>);
+ INIT_CONTAINER(activeBeautifierStack, new vector<ASBeautifier*>);
+
+ INIT_CONTAINER(waitingBeautifierStackLengthStack, new vector<int>);
+ INIT_CONTAINER(activeBeautifierStackLengthStack, new vector<int>);
+
+ INIT_CONTAINER(headerStack, new vector<const string*>);
+ INIT_CONTAINER(tempStacks, new vector<vector<const string*>*>);
+ tempStacks->push_back(new vector<const string*>);
+
+ INIT_CONTAINER(blockParenDepthStack, new vector<int>);
+ INIT_CONTAINER(blockStatementStack, new vector<bool>);
+ INIT_CONTAINER(parenStatementStack, new vector<bool>);
+
+ INIT_CONTAINER(bracketBlockStateStack, new vector<bool>);
+ bracketBlockStateStack->push_back(true);
+
+ INIT_CONTAINER(inStatementIndentStack, new vector<int>);
+ INIT_CONTAINER(inStatementIndentStackSizeStack, new vector<int>);
+ inStatementIndentStackSizeStack->push_back(0);
+ INIT_CONTAINER(parenIndentStack, new vector<int>);
+
+ immediatelyPreviousAssignmentOp = NULL;
+ previousLastLineHeader = NULL;
+ currentHeader = NULL;
+
+ isInQuote = false;
+ isInComment = false;
+ isInStatement = false;
+ isInCase = false;
+ isInQuestion = false;
+ isInClassHeader = false;
+ isInClassHeaderTab = false;
+ isInHeader = false;
+ isInOperator = false;
+ isInTemplate = false;
+ isInConditional = false;
+ templateDepth = 0;
+ parenDepth = 0;
+ blockTabCount = 0;
+ leadingWhiteSpaces = 0;
+ prevNonSpaceCh = '{';
+ currentNonSpaceCh = '{';
+ prevNonLegalCh = '{';
+ currentNonLegalCh = '{';
+ quoteChar = ' ';
+ prevFinalLineSpaceTabCount = 0;
+ prevFinalLineTabCount = 0;
+ probationHeader = NULL;
+ backslashEndsPrevLine = false;
+ isInDefine = false;
+ isInDefineDefinition = false;
+ defineTabCount = 0;
+ lineCommentNoBeautify = false;
+ blockCommentNoIndent = false;
+ blockCommentNoBeautify = false;
+ previousLineProbationTab = false;
+ isNonInStatementArray = false;
+ inLineNumber = -1; // for debugging
+ outLineNumber = 0; // for debugging
+}
+
+/**
+ * set indentation style to C/C++.
+ */
+void ASBeautifier::setCStyle()
+{
+ fileType = C_TYPE;
+ isCStyle = true;
+ isJavaStyle = false;
+ isSharpStyle = false;
+}
+
+/**
+ * set indentation style to Java.
+ */
+void ASBeautifier::setJavaStyle()
+{
+ fileType = JAVA_TYPE;
+ isJavaStyle = true;
+ isCStyle = false;
+ isSharpStyle = false;
+}
+
+/**
+ * set indentation style to C#.
+ */
+void ASBeautifier::setSharpStyle()
+{
+ fileType = SHARP_TYPE;
+ isSharpStyle = true;
+ isCStyle = false;
+ isJavaStyle = false;
+}
+
+/**
+ * indent using one tab per indentation
+ */
+void ASBeautifier::setTabIndentation(int length, bool forceTabs)
+{
+ indentString = "\t";
+ indentLength = length;
+ shouldForceTabIndentation = forceTabs;
+
+ if (!isMinimalConditinalIndentSet)
+ minConditionalIndent = indentLength * 2;
+}
+
+/**
+ * indent using a number of spaces per indentation.
+ *
+ * @param length number of spaces per indent.
+ */
+void ASBeautifier::setSpaceIndentation(int length)
+{
+ indentString = string(length, ' ');
+ indentLength = length;
+
+ if (!isMinimalConditinalIndentSet)
+ minConditionalIndent = indentLength * 2;
+}
+
+/**
+ * set the maximum indentation between two lines in a multi-line statement.
+ *
+ * @param max maximum indentation length.
+ */
+void ASBeautifier::setMaxInStatementIndentLength(int max)
+{
+ maxInStatementIndent = max;
+}
+
+/**
+ * set the minimum indentation between two lines in a multi-line condition.
+ *
+ * @param min minimal indentation length.
+ */
+void ASBeautifier::setMinConditionalIndentLength(int min)
+{
+ minConditionalIndent = min;
+ isMinimalConditinalIndentSet = true;
+}
+
+/**
+ * set the state of the bracket indentation option. If true, brackets will
+ * be indented one additional indent.
+ *
+ * @param state state of option.
+ */
+void ASBeautifier::setBracketIndent(bool state)
+{
+ bracketIndent = state;
+}
+
+/**
+ * set the state of the block indentation option. If true, entire blocks
+ * will be indented one additional indent, similar to the GNU indent style.
+ *
+ * @param state state of option.
+ */
+void ASBeautifier::setBlockIndent(bool state)
+{
+ if (state)
+ setBracketIndent(false); // so that we don't have both bracket and block indent
+ blockIndent = state;
+}
+
+/**
+ * set the state of the class indentation option. If true, C++ class
+ * definitions will be indented one additional indent.
+ *
+ * @param state state of option.
+ */
+void ASBeautifier::setClassIndent(bool state)
+{
+ classIndent = state;
+}
+
+/**
+ * set the state of the switch indentation option. If true, blocks of 'switch'
+ * statements will be indented one additional indent.
+ *
+ * @param state state of option.
+ */
+void ASBeautifier::setSwitchIndent(bool state)
+{
+ switchIndent = state;
+}
+
+/**
+ * set the state of the case indentation option. If true, lines of 'case'
+ * statements will be indented one additional indent.
+ *
+ * @param state state of option.
+ */
+void ASBeautifier::setCaseIndent(bool state)
+{
+ caseIndent = state;
+}
+
+/**
+ * set the state of the namespace indentation option.
+ * If true, blocks of 'namespace' statements will be indented one
+ * additional indent. Otherwise, NO indentation will be added.
+ *
+ * @param state state of option.
+ */
+void ASBeautifier::setNamespaceIndent(bool state)
+{
+ namespaceIndent = state;
+}
+
+/**
+ * set the state of the label indentation option.
+ * If true, labels will be indented one indent LESS than the
+ * current indentation level.
+ * If false, labels will be flushed to the left with NO
+ * indent at all.
+ *
+ * @param state state of option.
+ */
+void ASBeautifier::setLabelIndent(bool state)
+{
+ labelIndent = state;
+}
+
+/**
+ * set the state of the preprocessor indentation option.
+ * If true, multiline #define statements will be indented.
+ *
+ * @param state state of option.
+ */
+void ASBeautifier::setPreprocessorIndent(bool state)
+{
+ preprocessorIndent = state;
+}
+
+/**
+ * set the state of the empty line fill option.
+ * If true, empty lines will be filled with the whitespace.
+ * of their previous lines.
+ * If false, these lines will remain empty.
+ *
+ * @param state state of option.
+ */
+void ASBeautifier::setEmptyLineFill(bool state)
+{
+ emptyLineFill = state;
+}
+
+/**
+ * get the number of spaces per indent
+ *
+ * @return value of indentLength option.
+*/
+int ASBeautifier::getIndentLength(void)
+{
+ return indentLength;
+}
+
+/**
+ * get the char used for indentation, space or tab
+ *
+ * @return the char used for indentation.
+ */
+string ASBeautifier::getIndentString(void)
+{
+ return indentString;
+}
+
+/**
+ * get the state of the case indentation option. If true, lines of 'case'
+ * statements will be indented one additional indent.
+ *
+ * @return state of caseIndent option.
+ */
+bool ASBeautifier::getCaseIndent(void)
+{
+ return caseIndent;
+}
+
+/**
+ * get C style identifier.
+ * If true, a C source is being indented.
+ *
+ * @return state of isCStyle option.
+ */
+bool ASBeautifier::getCStyle(void)
+{
+ return isCStyle;
+}
+
+/**
+ * get Java style identifier.
+ * If true, a Java source is being indented.
+ *
+ * @return state of isJavaStyle option.
+ */
+bool ASBeautifier::getJavaStyle(void)
+{
+ return isJavaStyle;
+}
+
+/**
+ * get C# style identifier.
+ * If true, a C# source is being indented.
+ *
+ * @return state of isSharpStyle option.
+ */
+bool ASBeautifier::getSharpStyle(void)
+{
+ return isSharpStyle;
+}
+
+/**
+ * get the state of the empty line fill option.
+ * If true, empty lines will be filled with the whitespace.
+ * of their previous lines.
+ * If false, these lines will remain empty.
+ *
+ * @return state of emptyLineFill option.
+ */
+bool ASBeautifier::getEmptyLineFill(void)
+{
+ return emptyLineFill;
+}
+
+/**
+ * check if there are any indented lines ready to be read by nextLine()
+ *
+ * @return are there any indented lines ready?
+ */
+bool ASBeautifier::hasMoreLines() const
+{
+ return sourceIterator->hasMoreLines();
+}
+
+/**
+ * get the next indented line.
+ *
+ * @return indented line.
+ */
+string ASBeautifier::nextLine()
+{
+ return beautify(sourceIterator->nextLine());
+}
+
+/**
+ * beautify a line of source code.
+ * every line of source code in a source code file should be sent
+ * one after the other to the beautify method.
+ *
+ * @return the indented line.
+ * @param originalLine the original unindented line.
+ */
+string ASBeautifier::beautify(const string &originalLine)
+{
+ string line;
+ bool isInLineComment = false;
+ bool lineStartsInComment = false;
+ bool isInClass = false;
+ bool isInSwitch = false;
+ bool isImmediatelyAfterConst = false;
+ bool isSpecialChar = false;
+ char ch = ' ';
+ char prevCh;
+ string outBuffer; // the newly idented line is bufferd here
+ int tabCount = 0;
+ const string *lastLineHeader = NULL;
+ bool closingBracketReached = false;
+ int spaceTabCount = 0;
+ char tempCh;
+ size_t headerStackSize = headerStack->size();
+ bool shouldIndentBrackettedLine = true;
+ int lineOpeningBlocksNum = 0;
+ int lineClosingBlocksNum = 0;
+ bool previousLineProbation = (probationHeader != NULL);
+ int i;
+
+ currentHeader = NULL;
+ lineStartsInComment = isInComment;
+ blockCommentNoBeautify = blockCommentNoIndent;
+ previousLineProbationTab = false;
+ outLineNumber++;
+
+ // handle and remove white spaces around the line:
+ // If not in comment, first find out size of white space before line,
+ // so that possible comments starting in the line continue in
+ // relation to the preliminary white-space.
+ if (!isInComment)
+ {
+ int strlen = originalLine.length();
+ leadingWhiteSpaces = 0;
+
+ for (int j = 0; j < strlen && isWhiteSpace(originalLine[j]); j++)
+ {
+ if (originalLine[j] == '\t')
+ leadingWhiteSpaces += indentLength;
+ else
+ leadingWhiteSpaces++;
+ }
+ line = trim(originalLine);
+ }
+ else
+ {
+ // convert leading tabs to spaces
+ string spaceTabs(indentLength, ' ');
+ string newLine = originalLine;
+ int strlen = newLine.length();
+
+ for (int j=0; j < leadingWhiteSpaces && j < strlen; j++)
+ {
+ if (newLine[j] == '\t')
+ {
+ newLine.replace(j, 1, spaceTabs);
+ strlen = newLine.length();
+ }
+ }
+
+ // trim the comment leaving the new leading whitespace
+ int trimSize = 0;
+ strlen = newLine.length();
+
+ while (trimSize < strlen
+ && trimSize < leadingWhiteSpaces
+ && isWhiteSpace(newLine[trimSize]))
+ trimSize++;
+
+
+ while (trimSize < strlen && isWhiteSpace(newLine[strlen-1]))
+ strlen--;
+
+ line = newLine.substr(trimSize, strlen);
+ size_t trimEnd = line.find_last_not_of(" \t");
+ if (trimEnd != string::npos)
+ {
+ int spacesToDelete = line.length() - 1 - trimEnd;
+ if (spacesToDelete > 0)
+ line.erase(trimEnd + 1, spacesToDelete);
+ }
+ }
+
+
+ if (line.length() == 0)
+ {
+ if (backslashEndsPrevLine) // must continue to clear variables
+ line = ' ';
+ else if (emptyLineFill)
+ return preLineWS(prevFinalLineSpaceTabCount, prevFinalLineTabCount);
+ else
+ return line;
+ }
+
+ // handle preprocessor commands
+
+ if (isCStyle && !isInComment && (line[0] == '#' || backslashEndsPrevLine))
+ {
+ if (line[0] == '#')
+ {
+ string preproc = trim(string(line.c_str() + 1));
+
+ // When finding a multi-lined #define statement, the original beautifier
+ // 1. sets its isInDefineDefinition flag
+ // 2. clones a new beautifier that will be used for the actual indentation
+ // of the #define. This clone is put into the activeBeautifierStack in order
+ // to be called for the actual indentation.
+ // The original beautifier will have isInDefineDefinition = true, isInDefine = false
+ // The cloned beautifier will have isInDefineDefinition = true, isInDefine = true
+ if (preprocessorIndent && preproc.compare(0, 6, "define") == 0 && line[line.length() - 1] == '\\')
+ {
+ if (!isInDefineDefinition)
+ {
+ ASBeautifier *defineBeautifier;
+
+ // this is the original beautifier
+ isInDefineDefinition = true;
+
+ // push a new beautifier into the active stack
+ // this beautifier will be used for the indentation of this define
+ defineBeautifier = new ASBeautifier(*this);
+ activeBeautifierStack->push_back(defineBeautifier);
+ }
+ else
+ {
+ // the is the cloned beautifier that is in charge of indenting the #define.
+ isInDefine = true;
+ }
+ }
+ else if (preproc.compare(0, 2, "if") == 0)
+ {
+ // push a new beautifier into the stack
+ waitingBeautifierStackLengthStack->push_back(waitingBeautifierStack->size());
+ activeBeautifierStackLengthStack->push_back(activeBeautifierStack->size());
+ waitingBeautifierStack->push_back(new ASBeautifier(*this));
+ }
+ else if (preproc.compare(0, 4/*2*/, "else") == 0)
+ {
+ if (waitingBeautifierStack && !waitingBeautifierStack->empty())
+ {
+ // MOVE current waiting beautifier to active stack.
+ activeBeautifierStack->push_back(waitingBeautifierStack->back());
+ waitingBeautifierStack->pop_back();
+ }
+ }
+ else if (preproc.compare(0, 4, "elif") == 0)
+ {
+ if (waitingBeautifierStack && !waitingBeautifierStack->empty())
+ {
+ // append a COPY current waiting beautifier to active stack, WITHOUT deleting the original.
+ activeBeautifierStack->push_back(new ASBeautifier(*(waitingBeautifierStack->back())));
+ }
+ }
+ else if (preproc.compare(0, 5, "endif") == 0)
+ {
+ int stackLength;
+ ASBeautifier *beautifier;
+
+ if (waitingBeautifierStackLengthStack && !waitingBeautifierStackLengthStack->empty())
+ {
+ stackLength = waitingBeautifierStackLengthStack->back();
+ waitingBeautifierStackLengthStack->pop_back();
+ while ((int) waitingBeautifierStack->size() > stackLength)
+ {
+ beautifier = waitingBeautifierStack->back();
+ waitingBeautifierStack->pop_back();
+ delete beautifier;
+ }
+ }
+
+ if (!activeBeautifierStackLengthStack->empty())
+ {
+ stackLength = activeBeautifierStackLengthStack->back();
+ activeBeautifierStackLengthStack->pop_back();
+ while ((int) activeBeautifierStack->size() > stackLength)
+ {
+ beautifier = activeBeautifierStack->back();
+ activeBeautifierStack->pop_back();
+ delete beautifier;
+ }
+ }
+ }
+ }
+
+ // check if the last char is a backslash
+ if (line.length() > 0)
+ backslashEndsPrevLine = (line[line.length() - 1] == '\\');
+ else
+ backslashEndsPrevLine = false;
+
+ // check if this line ends a multi-line #define
+ // if so, use the #define's cloned beautifier for the line's indentation
+ // and then remove it from the active beautifier stack and delete it.
+ if (!backslashEndsPrevLine && isInDefineDefinition && !isInDefine)
+ {
+ string beautifiedLine;
+ ASBeautifier *defineBeautifier;
+
+ isInDefineDefinition = false;
+ defineBeautifier = activeBeautifierStack->back();
+ activeBeautifierStack->pop_back();
+
+ beautifiedLine = defineBeautifier->beautify(line);
+ delete defineBeautifier;
+ return beautifiedLine;
+ }
+
+ // unless this is a multi-line #define, return this precompiler line as is.
+ if (!isInDefine && !isInDefineDefinition)
+ return originalLine;
+ }
+
+ // if there exists any worker beautifier in the activeBeautifierStack,
+ // then use it instead of me to indent the current line.
+ // variables set by ASFormatter must be updated.
+ if (!isInDefine && activeBeautifierStack != NULL && !activeBeautifierStack->empty())
+ {
+ activeBeautifierStack->back()->inLineNumber = inLineNumber;
+ activeBeautifierStack->back()->outLineNumber = outLineNumber;
+ activeBeautifierStack->back()->lineCommentNoBeautify = lineCommentNoBeautify;
+ activeBeautifierStack->back()->isNonInStatementArray = isNonInStatementArray;
+ return activeBeautifierStack->back()->beautify(line);
+ }
+
+ // calculate preliminary indentation based on data from past lines
+ if (!inStatementIndentStack->empty())
+ spaceTabCount = inStatementIndentStack->back();
+
+
+ for (i = 0; i < (int) headerStackSize; i++)
+ {
+ isInClass = false;
+
+ if (blockIndent || (!(i > 0 && (*headerStack)[i-1] != &AS_OPEN_BRACKET
+ && (*headerStack)[i] == &AS_OPEN_BRACKET)))
+ ++tabCount;
+
+ if (!isJavaStyle && !namespaceIndent && i >= 1
+ && (*headerStack)[i-1] == &AS_NAMESPACE
+ && (*headerStack)[i] == &AS_OPEN_BRACKET)
+ --tabCount;
+
+ if (isCStyle && i >= 1
+ && (*headerStack)[i-1] == &AS_CLASS
+ && (*headerStack)[i] == &AS_OPEN_BRACKET)
+ {
+ if (classIndent)
+ ++tabCount;
+ isInClass = true;
+ }
+
+ // is the switchIndent option is on, indent switch statements an additional indent.
+ else if (switchIndent && i > 1 &&
+ (*headerStack)[i-1] == &AS_SWITCH &&
+ (*headerStack)[i] == &AS_OPEN_BRACKET
+ )
+ {
+ ++tabCount;
+ isInSwitch = true;
+ }
+
+ }
+
+ if (!lineStartsInComment
+ && isCStyle
+ && isInClass
+ && classIndent
+ && headerStackSize >= 2
+ && (*headerStack)[headerStackSize-2] == &AS_CLASS
+ && (*headerStack)[headerStackSize-1] == &AS_OPEN_BRACKET
+ && line[0] == '}')
+ --tabCount;
+
+ else if (!lineStartsInComment
+ && isInSwitch
+ && switchIndent
+ && headerStackSize >= 2
+ && (*headerStack)[headerStackSize-2] == &AS_SWITCH
+ && (*headerStack)[headerStackSize-1] == &AS_OPEN_BRACKET
+ && line[0] == '}')
+ --tabCount;
+
+ if (isInClassHeader)
+ {
+ isInClassHeaderTab = true;
+ tabCount += 2;
+ }
+
+ if (isInConditional)
+ {
+ --tabCount;
+ }
+
+
+ // parse characters in the current line.
+
+ for (i = 0; i < (int) line.length(); i++)
+ {
+ tempCh = line[i];
+
+ prevCh = ch;
+ ch = tempCh;
+
+ outBuffer.append(1, ch);
+
+ if (isWhiteSpace(ch))
+ continue;
+
+ // check for utf8 characters
+ // isalnum() will display an assert message in debug if not bypassed here
+ if (ch < 0)
+ continue;
+
+ // handle special characters (i.e. backslash+character such as \n, \t, ...)
+ if (isSpecialChar)
+ {
+ isSpecialChar = false;
+ continue;
+ }
+ if (!(isInComment || isInLineComment) && line.compare(i, 2, "\\\\") == 0)
+ {
+ outBuffer.append(1, '\\');
+ i++;
+ continue;
+ }
+ if (!(isInComment || isInLineComment) && ch == '\\')
+ {
+ isSpecialChar = true;
+ continue;
+ }
+
+ // handle quotes (such as 'x' and "Hello Dolly")
+ if (!(isInComment || isInLineComment) && (ch == '"' || ch == '\''))
+ if (!isInQuote)
+ {
+ quoteChar = ch;
+ isInQuote = true;
+ }
+ else if (quoteChar == ch)
+ {
+ isInQuote = false;
+ isInStatement = true;
+ continue;
+ }
+ if (isInQuote)
+ continue;
+
+ // handle comments
+
+ if (!(isInComment || isInLineComment) && line.compare(i, 2, "//") == 0)
+ {
+ isInLineComment = true;
+ outBuffer.append(1, '/');
+ i++;
+ continue;
+ }
+ else if (!(isInComment || isInLineComment) && line.compare(i, 2, "/*") == 0)
+ {
+ isInComment = true;
+ outBuffer.append(1, '*');
+ i++;
+ size_t j = line.find_first_not_of(" \t");
+ if (!line.compare(j, 2, "/*") == 0) // does line start with comment?
+ blockCommentNoIndent = true; // if no, cannot indent continuation lines
+ continue;
+ }
+ else if ((isInComment || isInLineComment) && line.compare(i, 2, "*/") == 0)
+ {
+ isInComment = false;
+ outBuffer.append(1, '/');
+ i++;
+ blockCommentNoIndent = false; // ok to indent next comment
+ continue;
+ }
+
+ if (isInComment || isInLineComment)
+ continue;
+
+ // if we have reached this far then we are NOT in a comment or string of special character...
+
+ if (probationHeader != NULL)
+ {
+ if (((probationHeader == &AS_STATIC || probationHeader == &AS_CONST) && ch == '{')
+ || (probationHeader == &AS_SYNCHRONIZED && ch == '('))
+ {
+ // insert the probation header as a new header
+ isInHeader = true;
+ headerStack->push_back(probationHeader);
+
+ // handle the specific probation header
+ isInConditional = (probationHeader == &AS_SYNCHRONIZED);
+ if (probationHeader == &AS_CONST)
+ isImmediatelyAfterConst = true;
+
+ isInStatement = false;
+ // if the probation comes from the previous line, then indent by 1 tab count.
+ if (previousLineProbation && ch == '{')
+ {
+ tabCount++;
+ previousLineProbationTab = true;
+ }
+ previousLineProbation = false;
+ }
+
+ // dismiss the probation header
+ probationHeader = NULL;
+ }
+
+ prevNonSpaceCh = currentNonSpaceCh;
+ currentNonSpaceCh = ch;
+ if (!isLegalNameChar(ch) && ch != ',' && ch != ';')
+ {
+ prevNonLegalCh = currentNonLegalCh;
+ currentNonLegalCh = ch;
+ }
+
+ if (isInHeader)
+ {
+ isInHeader = false;
+ currentHeader = headerStack->back();
+ }
+ else
+ currentHeader = NULL;
+
+ if (isCStyle && isInTemplate
+ && (ch == '<' || ch == '>')
+ && findHeader(line, i, nonAssignmentOperators) == NULL)
+ {
+ if (ch == '<')
+ {
+ ++templateDepth;
+ }
+ else if (ch == '>')
+ {
+ if (--templateDepth <= 0)
+ {
+ if (isInTemplate)
+ ch = ';';
+ else
+ ch = 't';
+ isInTemplate = false;
+ templateDepth = 0;
+ }
+ }
+ }
+
+ // handle parenthesies
+ if (ch == '(' || ch == '[' || ch == ')' || ch == ']')
+ {
+ if (ch == '(' || ch == '[')
+ {
+ if (parenDepth == 0)
+ {
+ parenStatementStack->push_back(isInStatement);
+ isInStatement = true;
+ }
+ parenDepth++;
+
+ inStatementIndentStackSizeStack->push_back(inStatementIndentStack->size());
+
+ if (currentHeader != NULL)
+ registerInStatementIndent(line, i, spaceTabCount, minConditionalIndent/*indentLength*2*/, true);
+ else
+ registerInStatementIndent(line, i, spaceTabCount, 0, true);
+ }
+ else if (ch == ')' || ch == ']')
+ {
+ parenDepth--;
+ if (parenDepth == 0)
+ {
+ isInStatement = parenStatementStack->back();
+ parenStatementStack->pop_back();
+ ch = ' ';
+
+ isInConditional = false;
+ }
+
+ if (!inStatementIndentStackSizeStack->empty())
+ {
+ int previousIndentStackSize = inStatementIndentStackSizeStack->back();
+ inStatementIndentStackSizeStack->pop_back();
+ while (previousIndentStackSize < (int) inStatementIndentStack->size())
+ inStatementIndentStack->pop_back();
+
+ if (!parenIndentStack->empty())
+ {
+ int poppedIndent = parenIndentStack->back();
+ parenIndentStack->pop_back();
+
+ if (i == 0)
+ spaceTabCount = poppedIndent;
+ }
+ }
+ }
+
+ continue;
+ }
+
+
+ if (ch == '{')
+ {
+ bool isBlockOpener;
+ // first, check if '{' is a block-opener or an static-array opener
+ isBlockOpener = ((prevNonSpaceCh == '{' && bracketBlockStateStack->back())
+ || prevNonSpaceCh == '}'
+ || prevNonSpaceCh == ')'
+ || prevNonSpaceCh == ';'
+ || peekNextChar(line, i) == '{'
+ || isNonInStatementArray
+ || isInClassHeader
+// || isBlockOpener
+ || isImmediatelyAfterConst
+ || (isInDefine &&
+ (prevNonSpaceCh == '('
+ || prevNonSpaceCh == '_'
+ || isalnum(prevNonSpaceCh))));
+
+ isInClassHeader = false;
+ if (!isBlockOpener && currentHeader != NULL)
+ {
+ for (size_t n = 0; n < nonParenHeaders.size(); n++)
+ if (currentHeader == nonParenHeaders[n])
+ {
+ isBlockOpener = true;
+ break;
+ }
+ }
+ bracketBlockStateStack->push_back(isBlockOpener);
+ if (!isBlockOpener)
+ {
+ inStatementIndentStackSizeStack->push_back(inStatementIndentStack->size());
+ registerInStatementIndent(line, i, spaceTabCount, 0, true);
+ parenDepth++;
+ if (i == 0)
+ shouldIndentBrackettedLine = false;
+
+ continue;
+ }
+
+ // this bracket is a block opener...
+
+ ++lineOpeningBlocksNum;
+// if (isInClassHeader)
+// isInClassHeader = false;
+
+ if (isInClassHeaderTab)
+ {
+ isInClassHeaderTab = false;
+ // decrease tab count if bracket is broken
+ size_t firstChar = line.find_first_not_of(" \t");
+ if (firstChar != string::npos)
+ if (line[firstChar] == '{' && (int) firstChar == i)
+ tabCount -= 2;
+ }
+
+ // do not allow inStatementIndent - should occur for Java files only
+ if (inStatementIndentStack->size() > 0)
+ {
+ spaceTabCount = 0;
+ inStatementIndentStack->back() = 0;
+ }
+
+ blockParenDepthStack->push_back(parenDepth);
+ blockStatementStack->push_back(isInStatement);
+
+ inStatementIndentStackSizeStack->push_back(inStatementIndentStack->size());
+ if (inStatementIndentStack->size() > 0)
+ inStatementIndentStack->back() = 0;
+
+ blockTabCount += isInStatement ? 1 : 0;
+ parenDepth = 0;
+ isInStatement = false;
+
+ tempStacks->push_back(new vector<const string*>);
+ headerStack->push_back(&AS_OPEN_BRACKET);
+ lastLineHeader = &AS_OPEN_BRACKET;
+
+ continue;
+ }
+
+ //check if a header has been reached
+ if (isWhiteSpace(prevCh))
+ {
+ bool isIndentableHeader = true;
+ const string *newHeader = findHeader(line, i, headers);
+ if (newHeader != NULL)
+ {
+ // if we reached here, then this is a header...
+ isInHeader = true;
+
+ vector<const string*> *lastTempStack;
+ if (tempStacks->empty())
+ lastTempStack = NULL;
+ else
+ lastTempStack = tempStacks->back();
+
+ // if a new block is opened, push a new stack into tempStacks to hold the
+ // future list of headers in the new block.
+
+ // take care of the special case: 'else if (...)'
+ if (newHeader == &AS_IF && lastLineHeader == &AS_ELSE)
+ {
+ headerStack->pop_back();
+ }
+
+ // take care of 'else'
+ else if (newHeader == &AS_ELSE)
+ {
+ if (lastTempStack != NULL)
+ {
+ int indexOfIf = indexOf(*lastTempStack, &AS_IF);
+ if (indexOfIf != -1)
+ {
+ // recreate the header list in headerStack up to the previous 'if'
+ // from the temporary snapshot stored in lastTempStack.
+ int restackSize = lastTempStack->size() - indexOfIf - 1;
+ for (int r = 0; r < restackSize; r++)
+ {
+ headerStack->push_back(lastTempStack->back());
+ lastTempStack->pop_back();
+ }
+ if (!closingBracketReached)
+ tabCount += restackSize;
+ }
+ /*
+ * If the above if is not true, i.e. no 'if' before the 'else',
+ * then nothing beautiful will come out of this...
+ * I should think about inserting an Exception here to notify the caller of this...
+ */
+ }
+ }
+
+ // check if 'while' closes a previous 'do'
+ else if (newHeader == &AS_WHILE)
+ {
+ if (lastTempStack != NULL)
+ {
+ int indexOfDo = indexOf(*lastTempStack, &AS_DO);
+ if (indexOfDo != -1)
+ {
+ // recreate the header list in headerStack up to the previous 'do'
+ // from the temporary snapshot stored in lastTempStack.
+ int restackSize = lastTempStack->size() - indexOfDo - 1;
+ for (int r = 0; r < restackSize; r++)
+ {
+ headerStack->push_back(lastTempStack->back());
+ lastTempStack->pop_back();
+ }
+ if (!closingBracketReached)
+ tabCount += restackSize;
+ }
+ }
+ }
+ // check if 'catch' closes a previous 'try' or 'catch'
+ else if (newHeader == &AS_CATCH || newHeader == &AS_FINALLY)
+ {
+ if (lastTempStack != NULL)
+ {
+ int indexOfTry = indexOf(*lastTempStack, &AS_TRY);
+ if (indexOfTry == -1)
+ indexOfTry = indexOf(*lastTempStack, &AS_CATCH);
+ if (indexOfTry != -1)
+ {
+ // recreate the header list in headerStack up to the previous 'try'
+ // from the temporary snapshot stored in lastTempStack.
+ int restackSize = lastTempStack->size() - indexOfTry - 1;
+ for (int r = 0; r < restackSize; r++)
+ {
+ headerStack->push_back(lastTempStack->back());
+ lastTempStack->pop_back();
+ }
+
+ if (!closingBracketReached)
+ tabCount += restackSize;
+ }
+ }
+ }
+ else if (newHeader == &AS_CASE)
+ {
+ isInCase = true;
+ --tabCount;
+ }
+ else if (newHeader == &AS_DEFAULT)
+ {
+ isInCase = true;
+ --tabCount;
+ }
+ else if (newHeader == &AS_STATIC
+ || newHeader == &AS_SYNCHRONIZED
+ || (newHeader == &AS_CONST && isCStyle))
+ {
+ if (!headerStack->empty() &&
+ (headerStack->back() == &AS_STATIC
+ || headerStack->back() == &AS_SYNCHRONIZED
+ || headerStack->back() == &AS_CONST))
+ {
+ isIndentableHeader = false;
+ }
+ else
+ {
+ isIndentableHeader = false;
+ probationHeader = newHeader;
+ }
+ }
+ else if (newHeader == &AS_CONST)
+ {
+ isIndentableHeader = false;
+ }
+ else if (newHeader == &AS_TEMPLATE)
+ {
+ if (isCStyle)
+ isInTemplate = true;
+ isIndentableHeader = false;
+ }
+
+
+ if (isIndentableHeader)
+ {
+ headerStack->push_back(newHeader);
+ isInStatement = false;
+ if (indexOf(nonParenHeaders, newHeader) == -1)
+ {
+ isInConditional = true;
+ }
+ lastLineHeader = newHeader;
+ }
+ else
+ isInHeader = false;
+
+ outBuffer.append(newHeader->substr(1));
+ i += newHeader->length() - 1;
+
+ continue;
+ }
+ }
+
+ if (isCStyle && !isalpha(prevCh)
+ && line.compare(i, 8, "operator") == 0 && !isalnum(line[i+8]))
+ {
+ isInOperator = true;
+ outBuffer.append(AS_OPERATOR.substr(1));
+ i += 7;
+ continue;
+ }
+
+ // "new" operator is a pointer, not a calculation
+ if (!isalpha(prevCh)
+ && line.compare(i, 3, "new") == 0 && !isalnum(line[i+3]))
+ {
+ if (prevNonSpaceCh == '=' && isInStatement && !inStatementIndentStack->empty())
+ inStatementIndentStack->back() = 0;
+ }
+
+ if (ch == '?')
+ isInQuestion = true;
+
+
+ // special handling of 'case' statements
+ if (ch == ':')
+ {
+ if ((int) line.length() > i + 1 && line[i+1] == ':') // look for ::
+ {
+ ++i;
+ outBuffer.append(1, ':');
+ ch = ' ';
+ continue;
+ }
+
+ else if (isInQuestion)
+ {
+ isInQuestion = false;
+ }
+
+ else if (isCStyle && isInClass && prevNonSpaceCh != ')')
+ {
+ --tabCount;
+ // found a 'private:' or 'public:' inside a class definition
+ // so do nothing special
+ }
+
+ else if (!isJavaStyle && isInClassHeader)
+ {
+ // found a 'class A : public B' definition
+ // so do nothing special
+ }
+
+ else if (isJavaStyle && lastLineHeader == &AS_FOR)
+ {
+ // found a java for-each statement
+ // so do nothing special
+ }
+
+ else if (isCStyle && prevNonSpaceCh == ')')
+ {
+ isInClassHeader = true;
+ if (i == 0)
+ tabCount += 2;
+ }
+ else
+ {
+ currentNonSpaceCh = ';'; // so that brackets after the ':' will appear as block-openers
+ if (isInCase)
+ {
+ isInCase = false;
+ ch = ';'; // from here on, treat char as ';'
+ }
+
+
+ else // is in a label (e.g. 'label1:')
+ {
+ if (labelIndent)
+ --tabCount; // unindent label by one indent
+ else
+ tabCount = 0; // completely flush indent to left
+ }
+
+
+
+ }
+ }
+
+ if ((ch == ';' || (parenDepth > 0 && ch == ',')) && !inStatementIndentStackSizeStack->empty())
+ while ((int) inStatementIndentStackSizeStack->back() + (parenDepth > 0 ? 1 : 0)
+ < (int) inStatementIndentStack->size())
+ inStatementIndentStack->pop_back();
+
+
+ // handle ends of statements
+ if ((ch == ';' && parenDepth == 0) || ch == '}'/* || (ch == ',' && parenDepth == 0)*/)
+ {
+ if (ch == '}')
+ {
+ // first check if this '}' closes a previous block, or a static array...
+ if (!bracketBlockStateStack->empty())
+ {
+ bool bracketBlockState = bracketBlockStateStack->back();
+ bracketBlockStateStack->pop_back();
+ if (!bracketBlockState)
+ {
+ if (!inStatementIndentStackSizeStack->empty())
+ {
+ // this bracket is a static array
+
+ int previousIndentStackSize = inStatementIndentStackSizeStack->back();
+ inStatementIndentStackSizeStack->pop_back();
+ while (previousIndentStackSize < (int) inStatementIndentStack->size())
+ inStatementIndentStack->pop_back();
+ parenDepth--;
+ if (i == 0)
+ shouldIndentBrackettedLine = false;
+
+ if (!parenIndentStack->empty())
+ {
+ int poppedIndent = parenIndentStack->back();
+ parenIndentStack->pop_back();
+ if (i == 0)
+ spaceTabCount = poppedIndent;
+ }
+ }
+ continue;
+ }
+ }
+
+ // this bracket is block closer...
+
+ ++lineClosingBlocksNum;
+
+ if (!inStatementIndentStackSizeStack->empty())
+ inStatementIndentStackSizeStack->pop_back();
+
+ if (!blockParenDepthStack->empty())
+ {
+ parenDepth = blockParenDepthStack->back();
+ blockParenDepthStack->pop_back();
+ isInStatement = blockStatementStack->back();
+ blockStatementStack->pop_back();
+
+ if (isInStatement)
+ blockTabCount--;
+ }
+
+ closingBracketReached = true;
+ int headerPlace = indexOf(*headerStack, &AS_OPEN_BRACKET);
+ if (headerPlace != -1)
+ {
+ const string *popped = headerStack->back();
+ while (popped != &AS_OPEN_BRACKET)
+ {
+ headerStack->pop_back();
+ popped = headerStack->back();
+ }
+ headerStack->pop_back();
+
+ if (!tempStacks->empty())
+ {
+ vector<const string*> *temp = tempStacks->back();
+ tempStacks->pop_back();
+ delete temp;
+ }
+ }
+
+
+ ch = ' '; // needed due to cases such as '}else{', so that headers ('else' tn tih case) will be identified...
+ }
+
+ /*
+ * Create a temporary snapshot of the current block's header-list in the
+ * uppermost inner stack in tempStacks, and clear the headerStack up to
+ * the begining of the block.
+ * Thus, the next future statement will think it comes one indent past
+ * the block's '{' unless it specifically checks for a companion-header
+ * (such as a previous 'if' for an 'else' header) within the tempStacks,
+ * and recreates the temporary snapshot by manipulating the tempStacks.
+ */
+ if (!tempStacks->back()->empty())
+ while (!tempStacks->back()->empty())
+ tempStacks->back()->pop_back();
+ while (!headerStack->empty() && headerStack->back() != &AS_OPEN_BRACKET)
+ {
+ tempStacks->back()->push_back(headerStack->back());
+ headerStack->pop_back();
+ }
+
+ if (parenDepth == 0 && ch == ';')
+ isInStatement = false;
+
+ previousLastLineHeader = NULL;
+ isInClassHeader = false;
+ isInQuestion = false;
+
+ continue;
+ }
+
+
+ // check for preBlockStatements ONLY if not within parenthesies
+ // (otherwise 'struct XXX' statements would be wrongly interpreted...)
+ if (isWhiteSpace(prevCh) && !isInTemplate && parenDepth == 0)
+ {
+ const string *newHeader = findHeader(line, i, preBlockStatements);
+ if (newHeader != NULL)
+ {
+ isInClassHeader = true;
+ outBuffer.append(newHeader->substr(1));
+ i += newHeader->length() - 1;
+ headerStack->push_back(newHeader);
+ }
+ }
+
+ // Handle operators
+
+ immediatelyPreviousAssignmentOp = NULL;
+
+ // Check if an operator has been reached.
+ const string *foundAssignmentOp = findHeader(line, i, assignmentOperators, false);
+ if (foundAssignmentOp == &AS_RETURN)
+ foundAssignmentOp = findHeader(line, i, assignmentOperators, true);
+ const string *foundNonAssignmentOp = findHeader(line, i, nonAssignmentOperators, false);
+
+ // Since findHeader's boundry checking was not used above, it is possible
+ // that both an assignment op and a non-assignment op where found,
+ // e.g. '>>' and '>>='. If this is the case, treat the LONGER one as the
+ // found operator.
+ if (foundAssignmentOp != NULL && foundNonAssignmentOp != NULL)
+ if (foundAssignmentOp->length() < foundNonAssignmentOp->length())
+ foundAssignmentOp = NULL;
+ else
+ foundNonAssignmentOp = NULL;
+
+ if (foundNonAssignmentOp != NULL)
+ {
+ if (foundNonAssignmentOp->length() > 1)
+ {
+ outBuffer.append(foundNonAssignmentOp->substr(1));
+ i += foundNonAssignmentOp->length() - 1;
+ }
+ }
+
+ else if (foundAssignmentOp != NULL)
+ {
+ if (foundAssignmentOp->length() > 1)
+ {
+ outBuffer.append(foundAssignmentOp->substr(1));
+ i += foundAssignmentOp->length() - 1;
+ }
+
+ if (!isInOperator && !isInTemplate && !isNonInStatementArray)
+ {
+ registerInStatementIndent(line, i, spaceTabCount, 0, false);
+ immediatelyPreviousAssignmentOp = foundAssignmentOp;
+ isInStatement = true;
+ }
+ }
+
+ if (isInOperator)
+ isInOperator = false;
+ }
+
+ // handle special cases of unindentation:
+
+ /*
+ * if '{' doesn't follow an immediately previous '{' in the headerStack
+ * (but rather another header such as "for" or "if", then unindent it
+ * by one indentation relative to its block.
+ */
+
+ if (!lineStartsInComment
+ && !blockIndent
+ && outBuffer.length() > 0
+ && outBuffer[0] == '{'
+ && !(lineOpeningBlocksNum > 0 && lineOpeningBlocksNum == lineClosingBlocksNum)
+ && !(headerStack->size() > 1 && (*headerStack)[headerStack->size()-2] == &AS_OPEN_BRACKET)
+ && shouldIndentBrackettedLine)
+ --tabCount;
+
+ else if (!lineStartsInComment
+ && outBuffer.length() > 0
+ && outBuffer[0] == '}'
+ && shouldIndentBrackettedLine)
+ --tabCount;
+
+ // correctly indent one-line-blocks...
+ else if (!lineStartsInComment
+ && outBuffer.length() > 0
+ && lineOpeningBlocksNum > 0
+ && lineOpeningBlocksNum == lineClosingBlocksNum
+ && previousLineProbationTab)
+ --tabCount; //lineOpeningBlocksNum - (blockIndent ? 1 : 0);
+
+ if (tabCount < 0)
+ tabCount = 0;
+
+ // take care of extra bracket indentatation option...
+ if (bracketIndent && outBuffer.length() > 0 && shouldIndentBrackettedLine)
+ if (outBuffer[0] == '{' || outBuffer[0] == '}')
+ tabCount++;
+
+
+ if (isInDefine)
+ {
+ if (outBuffer[0] == '#')
+ {
+ string preproc = trim(string(outBuffer.c_str() + 1));
+ if (preproc.compare(0, 6, "define") == 0)
+ {
+ if (!inStatementIndentStack->empty()
+ && inStatementIndentStack->back() > 0)
+ {
+ defineTabCount = tabCount;
+ }
+ else
+ {
+ defineTabCount = tabCount - 1;
+ tabCount--;
+ }
+ }
+ }
+
+ tabCount -= defineTabCount;
+ }
+
+ if (tabCount < 0)
+ tabCount = 0;
+ if (lineCommentNoBeautify || blockCommentNoBeautify)
+ tabCount = spaceTabCount = 0;
+
+ // finally, insert indentations into begining of line
+
+ prevFinalLineSpaceTabCount = spaceTabCount;
+ prevFinalLineTabCount = tabCount;
+
+ if (shouldForceTabIndentation)
+ {
+ tabCount += spaceTabCount / indentLength;
+ spaceTabCount = spaceTabCount % indentLength;
+ }
+
+ outBuffer = preLineWS(spaceTabCount, tabCount) + outBuffer;
+
+ if (lastLineHeader != NULL)
+ previousLastLineHeader = lastLineHeader;
+
+ return outBuffer;
+}
+
+
+string ASBeautifier::preLineWS(int spaceTabCount, int tabCount)
+{
+ string ws;
+
+ for (int i = 0; i < tabCount; i++)
+ ws += indentString;
+
+ while ((spaceTabCount--) > 0)
+ ws += string(" ");
+
+ return ws;
+
+}
+
+/**
+ * register an in-statement indent.
+ */
+void ASBeautifier::registerInStatementIndent(const string &line, int i, int spaceTabCount,
+ int minIndent, bool updateParenStack)
+{
+ int inStatementIndent;
+ int remainingCharNum = line.length() - i;
+ int nextNonWSChar = getNextProgramCharDistance(line, i);
+
+ // if indent is around the last char in the line, indent instead 2 spaces from the previous indent
+ if (nextNonWSChar == remainingCharNum)
+ {
+ int previousIndent = spaceTabCount;
+ if (!inStatementIndentStack->empty())
+ previousIndent = inStatementIndentStack->back();
+
+ inStatementIndentStack->push_back(/*2*/ indentLength + previousIndent);
+ if (updateParenStack)
+ parenIndentStack->push_back(previousIndent);
+ return;
+ }
+
+ if (updateParenStack)
+ parenIndentStack->push_back(i + spaceTabCount);
+
+ inStatementIndent = i + nextNonWSChar + spaceTabCount;
+
+ if (i + nextNonWSChar < minIndent)
+ inStatementIndent = minIndent + spaceTabCount;
+
+ if (i + nextNonWSChar > maxInStatementIndent)
+ inStatementIndent = indentLength * 2 + spaceTabCount;
+
+ if (!inStatementIndentStack->empty() &&
+ inStatementIndent < inStatementIndentStack->back())
+ inStatementIndent = inStatementIndentStack->back();
+
+ if (isNonInStatementArray)
+ inStatementIndent = 0;
+
+ inStatementIndentStack->push_back(inStatementIndent);
+}
+
+/**
+ * get distance to the next non-white sspace, non-comment character in the line.
+ * if no such character exists, return the length remaining to the end of the line.
+ */
+int ASBeautifier::getNextProgramCharDistance(const string &line, int i)
+{
+ bool inComment = false;
+ int remainingCharNum = line.length() - i;
+ int charDistance;
+ char ch;
+
+ for (charDistance = 1; charDistance < remainingCharNum; charDistance++)
+ {
+ ch = line[i + charDistance];
+ if (inComment)
+ {
+ if (line.compare(i + charDistance, 2, "*/") == 0)
+ {
+ charDistance++;
+ inComment = false;
+ }
+ continue;
+ }
+ else if (isWhiteSpace(ch))
+ continue;
+ else if (ch == '/')
+ {
+ if (line.compare(i + charDistance, 2, "//") == 0)
+ return remainingCharNum;
+ else if (line.compare(i + charDistance, 2, "/*") == 0)
+ {
+ charDistance++;
+ inComment = true;
+ }
+ }
+ else
+ return charDistance;
+ }
+
+ return charDistance;
+}
+
+
+/**
+ * check if a specific line position contains a header, out of several possible headers.
+ *
+ * @return a pointer to the found header. if no header was found then return NULL.
+ */
+const string *ASBeautifier::findHeader(const string &line, int i, const vector<const string*> &possibleHeaders, bool checkBoundry)
+{
+ int maxHeaders = possibleHeaders.size();
+ // const string *header = NULL;
+ int p;
+
+ for (p = 0; p < maxHeaders; p++)
+ {
+ const string *header = possibleHeaders[p];
+
+ if (line.compare(i, header->length(), header->c_str()) == 0)
+ {
+ // check that this is a header and not a part of a longer word
+ // (e.g. not at its begining, not at its middle...)
+
+ int lineLength = line.length();
+ int headerEnd = i + header->length();
+ char startCh = (*header)[0]; // first char of header
+ char endCh = 0; // char just after header
+ char prevCh = 0; // char just before header
+
+ if (headerEnd < lineLength)
+ {
+ endCh = line[headerEnd];
+ }
+ if (i > 0)
+ {
+ prevCh = line[i-1];
+ }
+
+ if (!checkBoundry)
+ {
+ return header;
+ }
+ else if (prevCh != 0
+ && isLegalNameChar(startCh)
+ && isLegalNameChar(prevCh))
+ {
+ return NULL;
+ }
+ else if (headerEnd >= lineLength
+ || !isLegalNameChar(startCh)
+ || !isLegalNameChar(endCh))
+ {
+ return header;
+ }
+ else
+ {
+ return NULL;
+ }
+ }
+ }
+
+ return NULL;
+}
+
+/**
+ * find the index number of a string element in a container of strings
+ *
+ * @return the index number of element in the ocntainer. -1 if element not found.
+ * @param container a vector of strings.
+ * @param element the element to find .
+ */
+int ASBeautifier::indexOf(vector<const string*> &container, const string *element)
+{
+ vector<const string*>::const_iterator where;
+
+ where = find(container.begin(), container.end(), element);
+ if (where == container.end())
+ return -1;
+ else
+ return (int) (where - container.begin());
+}
+
+/**
+ * trim removes the white space surrounding a line.
+ *
+ * @return the trimmed line.
+ * @param str the line to trim.
+ */
+string ASBeautifier::trim(const string &str)
+{
+
+ int start = 0;
+ int end = str.length() - 1;
+
+ while (start < end && isWhiteSpace(str[start]))
+ start++;
+
+ while (start <= end && isWhiteSpace(str[end]))
+ end--;
+
+ string returnStr(str, start, end + 1 - start);
+ return returnStr;
+}
+
+/**
+* peek at the next unread character.
+*
+* @return the next unread character.
+* @param line the line to check.
+* @param i the current char position on the line.
+*/
+char ASBeautifier::peekNextChar(string &line, int i)
+{
+ char ch = ' ';
+ size_t peekNum = line.find_first_not_of(" \t", i + 1);
+
+ if (peekNum == string::npos)
+ return ch;
+
+ ch = line[peekNum];
+
+ return ch;
+}
+
+
+} // end namespace astyle
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-17 15:54:27 +0000