diff options
Diffstat (limited to 'debian/uncrustify-trinity/uncrustify-trinity-0.78.1/src/brace_cleanup.cpp')
| -rw-r--r-- | debian/uncrustify-trinity/uncrustify-trinity-0.78.1/src/brace_cleanup.cpp | 1440 |
1 files changed, 1440 insertions, 0 deletions
diff --git a/debian/uncrustify-trinity/uncrustify-trinity-0.78.1/src/brace_cleanup.cpp b/debian/uncrustify-trinity/uncrustify-trinity-0.78.1/src/brace_cleanup.cpp new file mode 100644 index 00000000..565dae46 --- /dev/null +++ b/debian/uncrustify-trinity/uncrustify-trinity-0.78.1/src/brace_cleanup.cpp @@ -0,0 +1,1440 @@ +/** + * @file brace_cleanup.cpp + * Determines the brace level and paren level. + * Inserts virtual braces as needed. + * Handles all that preprocessor stuff. + * + * @author Ben Gardner + * @license GPL v2+ + */ + +#include "brace_cleanup.h" + +#include "flag_parens.h" +#include "keywords.h" +#include "lang_pawn.h" +#include "parsing_frame_stack.h" +#include "prototypes.h" + +#include <stdexcept> // to get std::invalid_argument + +constexpr static auto LCURRENT = LBC; + +using namespace uncrustify; + +using std::invalid_argument; +using std::string; +using std::to_string; +using std::stringstream; + + +struct BraceState +{ + ParsingFrameStack frames; + E_Token in_preproc = CT_NONE; + int pp_level = 0; + bool consumed = false; +}; + +/** + * Called when a statement was just closed and the pse_tos was just + * decremented. + * + * - if the TOS is now VBRACE, insert a CT_VBRACE_CLOSE and recurse. + * - if the TOS is a complex statement, call handle_complex_close() + * + * @retval true done with this chunk + * @retval false keep processing + */ +static bool close_statement(ParsingFrame &frm, Chunk *pc, const BraceState &braceState); + + +static size_t preproc_start(BraceState &braceState, ParsingFrame &frm, Chunk *pc); + + +static void print_stack(log_sev_t logsev, const char *str, const ParsingFrame &frm); + + +/** + * pc is a CT_WHILE. + * Scan backwards to see if we find a brace/vbrace with the parent set to CT_DO + */ +static bool maybe_while_of_do(Chunk *pc); + + +/** + * @param after determines: true - insert_vbrace_close_after(pc, frm) + * false - insert_vbrace_open_before(pc, frm) + */ +static Chunk *insert_vbrace(Chunk *pc, bool after, const ParsingFrame &frm); + +#define insert_vbrace_close_after(pc, frm) insert_vbrace(pc, true, frm) +#define insert_vbrace_open_before(pc, frm) insert_vbrace(pc, false, frm) + +static void parse_cleanup(BraceState &braceState, ParsingFrame &frm, Chunk *pc); + + +/** + * Checks the progression of complex statements. + * - checks for else after if + * - checks for if after else + * - checks for while after do + * - checks for open brace in BRACE2 and BRACE_DO stages, inserts open VBRACE + * - checks for open paren in PAREN1 and BRACE2 stages, complains + * + * @param frm The parse frame + * @param pc The current chunk + * + * @return true - done with this chunk, false - keep processing + */ +static bool check_complex_statements(ParsingFrame &frm, Chunk *pc, const BraceState &braceState); + + +/** + * Handles a close paren or brace - just progress the stage, if the end + * of the statement is hit, call close_statement() + * + * @param frm The parse frame + * @param pc The current chunk + * + * @return true - done with this chunk, false - keep processing + */ +static bool handle_complex_close(ParsingFrame &frm, Chunk *pc, const BraceState &braceState); + + +//! We're on a 'namespace' skip the word and then set the parent of the braces. +static void mark_namespace(Chunk *pns); + + +static size_t preproc_start(BraceState &braceState, ParsingFrame &frm, Chunk *pc) +{ + LOG_FUNC_ENTRY(); + const size_t pp_level = braceState.pp_level; + + Chunk *next = pc->GetNextNcNnl(); + + if (next->IsNullChunk()) + { + return(pp_level); + } + // Get the type of preprocessor and handle it + braceState.in_preproc = next->GetType(); + + // If we are not in a define, check for #if, #else, #endif, etc + if (braceState.in_preproc != CT_PP_DEFINE) + { + int pp_indent = braceState.frames.check(frm, braceState.pp_level, pc); + return(pp_indent); + } + // else push the frame stack + braceState.frames.push(frm); + + // a preproc body starts a new, blank frame + frm = ParsingFrame(); + frm.SetParenLevel(1); + frm.SetBraceLevel(1); + + // TODO: not sure about the next 3 lines + frm.push(Chunk::NullChunkPtr, __func__, __LINE__); + frm.top().SetOpenToken(CT_PP_DEFINE); + + return(pp_level); +} + + +static void print_stack(log_sev_t logsev, const char *str, + const ParsingFrame &frm) +{ + LOG_FUNC_ENTRY(); + + if (!log_sev_on(logsev)) + { + return; + } + log_fmt(logsev, "%s(%d): str is '%s'", __func__, __LINE__, str); + + for (size_t idx = 1; idx < frm.size(); idx++) + { + if (frm.at(idx).GetStage() != E_BraceStage::NONE) + { + LOG_FMT(logsev, " [%s - %u]", get_token_name(frm.at(idx).GetOpenToken()), + (unsigned int)frm.at(idx).GetStage()); + } + else + { + LOG_FMT(logsev, " [%s]", get_token_name(frm.at(idx).GetOpenToken())); + } + } + + log_fmt(logsev, "\n"); +} + + +//TODO: This can be cleaned up and simplified - we can look both forward and backward! +void brace_cleanup() +{ + LOG_FUNC_ENTRY(); + + BraceState braceState; + ParsingFrame frm; + Chunk *pc = Chunk::GetHead(); + + while (pc->IsNotNullChunk()) + { + LOG_CHUNK(LTOK, pc); + + // Check for leaving a #define body + if ( braceState.in_preproc != CT_NONE + && !pc->TestFlags(PCF_IN_PREPROC)) + { + if (braceState.in_preproc == CT_PP_DEFINE) + { + // out of the #define body, restore the frame + size_t brace_level = frm.GetBraceLevel(); + + if ( options::pp_warn_unbalanced_if() + && brace_level != 1) + { + LOG_FMT(LWARN, "%s(%d): orig line is %zu, unbalanced #define block braces, out-level is %zu\n", + __func__, __LINE__, pc->GetOrigLine(), brace_level); + } + braceState.frames.pop(frm); + } + braceState.in_preproc = CT_NONE; + } + // Check for a preprocessor start + size_t pp_level; + + if (pc->Is(CT_PREPROC)) + { + pp_level = preproc_start(braceState, frm, pc); + } + else + { + pp_level = braceState.pp_level; + } + LOG_FMT(LTOK, "%s(%d): pp level is %zu\n", + __func__, __LINE__, pp_level); + + // Do before assigning stuff from the frame + if ( language_is_set(LANG_PAWN) + && frm.top().GetOpenToken() == CT_VBRACE_OPEN + && pc->Is(CT_NEWLINE)) + { + pc = pawn_check_vsemicolon(pc); + + if (pc->IsNullChunk()) + { + return; + } + } + + // Issue #1813 + if (pc->Is(CT_NAMESPACE)) + { + mark_namespace(pc); + } + // Assume the level won't change + pc->SetLevel(frm.GetParenLevel()); + pc->SetBraceLevel(frm.GetBraceLevel()); + pc->SetPpLevel(pp_level); + + /* + * #define bodies get the full formatting treatment + * Also need to pass in the initial '#' to close out any virtual braces. + */ + if ( !pc->IsCommentOrNewline() + && !pc->Is(CT_ATTRIBUTE) + && !pc->Is(CT_IGNORED) // Issue #2279 + && ( braceState.in_preproc == CT_PP_DEFINE + || braceState.in_preproc == CT_NONE)) + { + braceState.consumed = false; + parse_cleanup(braceState, frm, pc); + print_stack(LBCSAFTER, (pc->Is(CT_VBRACE_CLOSE)) ? "Virt-}\n" : pc->GetStr().c_str(), frm); + } + pc = pc->GetNext(); + } +} // brace_cleanup + + +static bool maybe_while_of_do(Chunk *pc) +{ + LOG_FUNC_ENTRY(); + + Chunk *prev = pc->GetPrevNcNnl(); + + if ( prev->IsNullChunk() + || !prev->TestFlags(PCF_IN_PREPROC)) + { + return(false); + } + + // Find the chunk before the preprocessor + while ( prev->IsNullChunk() + && prev->TestFlags(PCF_IN_PREPROC)) + { + prev = prev->GetPrevNcNnl(); + } + + if ( ( prev->Is(CT_VBRACE_CLOSE) + || prev->Is(CT_BRACE_CLOSE)) + && prev->GetParentType() == CT_DO) + { + return(true); + } + return(false); +} + + +/** + * At the heart of this algorithm are two stacks. + * There is the Paren Stack (PS) and the Frame stack. + * + * The PS (m_parenStack in the code) keeps track of braces, parens, + * if/else/switch/do/while/etc items -- anything that is nestable. + * Complex statements go through stages. + * Take this simple if statement as an example: + * if ( x ) { x--; } + * + * The stack would change like so: 'token' stack afterwards + * 'if' [IF - 1] + * '(' [IF - 1] [PAREN OPEN] + * 'x' [IF - 1] [PAREN OPEN] + * ')' [IF - 2] <- note that the state was incremented + * '{' [IF - 2] [BRACE OPEN] + * 'x' [IF - 2] [BRACE OPEN] + * '--' [IF - 2] [BRACE OPEN] + * ';' [IF - 2] [BRACE OPEN] + * '}' [IF - 3] + * <- lack of else kills the IF, closes statement + * + * Virtual braces example: + * if ( x ) x--; else x++; + * + * 'if' [IF - 1] + * '(' [IF - 1] [PAREN OPEN] + * 'x' [IF - 1] [PAREN OPEN] + * ')' [IF - 2] + * 'x' [IF - 2] [VBRACE OPEN] <- VBrace open inserted before because '{' was not next + * '--' [IF - 2] [VBRACE OPEN] + * ';' [IF - 3] <- VBrace close inserted after semicolon + * 'else' [ELSE - 0] <- IF changed into ELSE + * 'x' [ELSE - 0] [VBRACE OPEN] <- lack of '{' -> VBrace + * '++' [ELSE - 0] [VBRACE OPEN] + * ';' [ELSE - 0] <- VBrace close inserted after semicolon + * <- ELSE removed after statement close + * + * The m_parenStack stack is kept on a frame stack. + * The frame stack is need for languages that support preprocessors (C, C++, C#) + * that can arbitrarily change code flow. It also isolates #define macros so + * that they are indented independently and do not affect the rest of the program. + * + * When an #if is hit, a copy of the current frame is push on the frame stack. + * When an #else/#elif is hit, a copy of the current stack is pushed under the + * #if frame and the original (pre-#if) frame is copied to the current frame. + * When #endif is hit, the top frame is popped. + * This has the following effects: + * - a simple #if / #endif does not affect program flow + * - #if / #else /#endif - continues from the #if clause + * + * When a #define is entered, the current frame is pushed and cleared. + * When a #define is exited, the frame is popped. + */ +static void parse_cleanup(BraceState &braceState, ParsingFrame &frm, Chunk *pc) +{ + LOG_FUNC_ENTRY(); + + LOG_FMT(LTOK, "%s(%d): orig line is %zu, orig col is %zu, type is %s, tos is %zu, TOS.type is %s, TOS.stage is %s, ", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), get_token_name(pc->GetType()), + frm.size() - 1, get_token_name(frm.top().GetOpenToken()), + get_brace_stage_name(frm.top().GetStage())); + log_pcf_flags(LTOK, pc->GetFlags()); + + // Mark statement starts + LOG_FMT(LTOK, "%s(%d): orig line is %zu, type is %s, Text() is '%s'\n", + __func__, __LINE__, pc->GetOrigLine(), get_token_name(pc->GetType()), pc->Text()); + LOG_FMT(LTOK, "%s(%d): frame statement count is %zu, expression count is %zu\n", + __func__, __LINE__, frm.GetStmtCount(), frm.GetExprCount()); + + if ( ( frm.GetStmtCount() == 0 + || frm.GetExprCount() == 0) + && !pc->IsSemicolon() + && pc->IsNot(CT_BRACE_CLOSE) + && pc->IsNot(CT_VBRACE_CLOSE) + && !pc->IsString(")") + && !pc->IsString("]")) + { + pc->SetFlagBits(PCF_EXPR_START | ((frm.GetStmtCount() == 0) ? PCF_STMT_START : PCF_NONE)); + LOG_FMT(LSTMT, "%s(%d): orig line is %zu, 1.marked '%s' as %s, start statement count is %zu, expression count is %zu\n", + __func__, __LINE__, pc->GetOrigLine(), pc->Text(), + pc->TestFlags(PCF_STMT_START) ? "statement" : "expression", frm.GetStmtCount(), + frm.GetExprCount()); + pc->TestFlags(PCF_STMT_START) ? log_ruleStart("start statement", pc) : log_ruleStart("start expression", pc); + } + frm.SetStmtCount(frm.GetStmtCount() + 1); + frm.SetExprCount(frm.GetExprCount() + 1); + LOG_FMT(LTOK, "%s(%d): frame statement count is %zu, expression count is %zu\n", + __func__, __LINE__, frm.GetStmtCount(), frm.GetExprCount()); + + if (frm.GetSParenCount() > 0) + { + pc->SetFlagBits(PCF_IN_SPAREN); + + // Mark everything in the for statement + for (int tmp = static_cast<int>(frm.size()) - 2; tmp >= 0; tmp--) + { + if (frm.at(tmp).GetOpenToken() == CT_FOR) + { + pc->SetFlagBits(PCF_IN_FOR); + break; + } + } + + // Mark the parent on semicolons in for() statements + if ( pc->Is(CT_SEMICOLON) + && frm.size() > 2 + && frm.prev().GetOpenToken() == CT_FOR) + { + pc->SetParentType(CT_FOR); + } + } + + // Check the progression of complex statements + if ( frm.top().GetStage() != E_BraceStage::NONE + && !pc->Is(CT_AUTORELEASEPOOL) + && check_complex_statements(frm, pc, braceState)) + { + return; + } + + /* + * Check for a virtual brace statement close due to a semicolon. + * The virtual brace will get handled the next time through. + * The semicolon isn't handled at all. + * TODO: may need to float VBRACE past comments until newline? + */ + if (frm.top().GetOpenToken() == CT_VBRACE_OPEN) + { + if (pc->IsSemicolon()) + { + braceState.consumed = true; + close_statement(frm, pc, braceState); + } + else if ( language_is_set(LANG_PAWN) + && pc->Is(CT_BRACE_CLOSE)) + { + close_statement(frm, pc, braceState); + } + else if ( language_is_set(LANG_D) + && pc->Is(CT_BRACE_CLOSE)) + { + close_statement(frm, pc, braceState); + } + } + + // Handle close parenthesis, vbrace, brace, and square + if ( pc->Is(CT_PAREN_CLOSE) + || pc->Is(CT_BRACE_CLOSE) + || pc->Is(CT_VBRACE_CLOSE) + || pc->Is(CT_ANGLE_CLOSE) + || pc->Is(CT_MACRO_CLOSE) + || pc->Is(CT_SQUARE_CLOSE)) + { + // Change CT_PAREN_CLOSE into CT_SPAREN_CLOSE or CT_FPAREN_CLOSE + if ( pc->Is(CT_PAREN_CLOSE) + && ( (frm.top().GetOpenToken() == CT_FPAREN_OPEN) + || (frm.top().GetOpenToken() == CT_SPAREN_OPEN))) + { + // TODO: fix enum hack + pc->SetType(static_cast<E_Token>(frm.top().GetOpenToken() + 1)); + + if (pc->Is(CT_SPAREN_CLOSE)) + { + frm.SetSParenCount(frm.GetSParenCount() - 1); + pc->ResetFlagBits(PCF_IN_SPAREN); + } + } + + // Make sure the open / close match + if (pc->IsNot((E_Token)(frm.top().GetOpenToken() + 1))) + { + if (pc->TestFlags(PCF_IN_PREPROC)) // Issue #3113, #3283 + { + // do nothing + } + else + { + LOG_FMT(LWARN, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + const ParenStackEntry &AA = frm.top(); // Issue #3055 + + if (AA.GetOpenToken() != CT_EOF) + { + LOG_FMT(LWARN, "%s(%d): (frm.top().type + 1) is %s\n", + __func__, __LINE__, get_token_name((E_Token)(frm.top().GetOpenToken() + 1))); + } + + if ( frm.top().GetOpenToken() != CT_EOF + && frm.top().GetOpenToken() != CT_PP_DEFINE) + { + LOG_FMT(LWARN, "%s(%d): File: %s, orig line is %zu, orig col is %zu, Error: Unexpected '%s' for '%s', which was on line %zu\n", + __func__, __LINE__, cpd.filename.c_str(), pc->GetOrigLine(), pc->GetOrigCol(), + pc->Text(), get_token_name(frm.top().GetOpenChunk()->GetType()), + frm.top().GetOpenChunk()->GetOrigLine()); + print_stack(LBCSPOP, "=Error ", frm); + exit(EXIT_FAILURE); + } + } + } + else + { + braceState.consumed = true; + + // Copy the parent, update the parenthesis/brace levels + pc->SetParentType(frm.top().GetParent()); + frm.SetParenLevel(frm.GetParenLevel() - 1); + + if ( pc->Is(CT_BRACE_CLOSE) + || pc->Is(CT_VBRACE_CLOSE) + || pc->Is(CT_MACRO_CLOSE)) + { + frm.SetBraceLevel(frm.GetBraceLevel() - 1); + LOG_FMT(LBCSPOP, "%s(%d): frame brace level decreased to %zu", + __func__, __LINE__, frm.GetBraceLevel()); + log_pcf_flags(LBCSPOP, pc->GetFlags()); + } + pc->SetLevel(frm.GetParenLevel()); + pc->SetBraceLevel(frm.GetBraceLevel()); + + // Pop the entry + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + print_stack(LBCSPOP, "-Close ", frm); + + if ( frm.top().GetStage() == E_BraceStage::NONE + && ( pc->Is(CT_VBRACE_CLOSE) + || pc->Is(CT_BRACE_CLOSE) + || pc->Is(CT_SEMICOLON)) + && frm.top().GetOpenChunk()->Is(CT_VBRACE_OPEN)) + { + // frames for functions are not created as they are for an if + // this here is a hackish solution to close a vbrace of a block that + // contains the function + frm.push(Chunk::NullChunkPtr, __func__, __LINE__); // <- dummy frame for the function + frm.top().SetStage(E_BraceStage::BRACE2); + } + + // See if we are in a complex statement + if (frm.top().GetStage() != E_BraceStage::NONE) + { + handle_complex_close(frm, pc, braceState); + } + } + } + + /* + * In this state, we expect a semicolon, but we'll also hit the closing + * sparen, so we need to check braceState.consumed to see if the close sparen + * was already handled. + */ + if (frm.top().GetStage() == E_BraceStage::WOD_SEMI) + { + if (braceState.consumed) + { + /* + * If consumed, then we are on the close sparen. + * PAWN: Check the next chunk for a semicolon. If it isn't, then + * add a virtual semicolon, which will get handled on the next pass. + */ + if (language_is_set(LANG_PAWN)) + { + Chunk *tmp = pc->GetNextNcNnl(); + + if (!tmp->IsSemicolon()) + { + pawn_add_vsemi_after(pc); + } + } + } + else + { + // Complain if this ISN'T a semicolon, but close out WHILE_OF_DO anyway + if (pc->IsSemicolon()) + { + braceState.consumed = true; + pc->SetParentType(CT_WHILE_OF_DO); + } + else + { + LOG_FMT(LWARN, "%s: %s(%d): %zu: Error: Expected a semicolon for WHILE_OF_DO, but got '%s'\n", + cpd.filename.c_str(), __func__, __LINE__, pc->GetOrigLine(), + get_token_name(pc->GetType())); + exit(EX_SOFTWARE); + } + handle_complex_close(frm, pc, braceState); + } + } + // Get the parent type for brace and parenthesis open + E_Token parentType = pc->GetParentType(); + + if ( pc->Is(CT_PAREN_OPEN) + || pc->Is(CT_FPAREN_OPEN) + || pc->Is(CT_SPAREN_OPEN) + || pc->Is(CT_BRACE_OPEN)) + { + Chunk *prev = pc->GetPrevNcNnl(); + + if (prev->IsNotNullChunk()) + { + if ( pc->Is(CT_PAREN_OPEN) + || pc->Is(CT_FPAREN_OPEN) + || pc->Is(CT_SPAREN_OPEN)) + { + // Set the parent for parenthesis and change parenthesis type + if ( prev->Is(CT_IF) + || prev->Is(CT_CONSTEXPR) + || prev->Is(CT_ELSEIF) + || prev->Is(CT_WHILE) + || prev->Is(CT_WHILE_OF_DO) + || prev->Is(CT_DO) + || prev->Is(CT_FOR) + || prev->Is(CT_SWITCH) + || prev->Is(CT_CATCH) + || prev->Is(CT_SYNCHRONIZED) + || prev->Is(CT_D_VERSION) + || prev->Is(CT_D_VERSION_IF) + || prev->Is(CT_D_SCOPE) + || prev->Is(CT_D_SCOPE_IF)) + { + pc->SetType(CT_SPAREN_OPEN); + parentType = frm.top().GetOpenToken(); + frm.SetSParenCount(frm.GetSParenCount() + 1); + } + else if (prev->Is(CT_FUNCTION)) + { + pc->SetType(CT_FPAREN_OPEN); + parentType = CT_FUNCTION; + } + // NS_ENUM and NS_OPTIONS are followed by a (type, name) pair + else if ( prev->Is(CT_ENUM) + && language_is_set(LANG_OC)) + { + // Treat both as CT_ENUM since the syntax is identical + pc->SetType(CT_FPAREN_OPEN); + parentType = CT_ENUM; + } + else if (prev->Is(CT_DECLSPEC)) // Issue 1289 + { + parentType = CT_DECLSPEC; + } + // else: no need to set parent + } + else // must be CT_BRACE_OPEN + { + // Set the parent for open braces + if (frm.top().GetStage() != E_BraceStage::NONE) + { + parentType = frm.top().GetOpenToken(); + } + else if ( prev->Is(CT_ASSIGN) + && (prev->GetStr()[0] == '=')) + { + parentType = CT_ASSIGN; + } + else if ( prev->Is(CT_RETURN) + && language_is_set(LANG_CPP)) + { + parentType = CT_RETURN; + } + // Carry through CT_ENUM parent in NS_ENUM (type, name) { + // only to help the vim command } + else if ( prev->Is(CT_FPAREN_CLOSE) + && language_is_set(LANG_OC) + && prev->GetParentType() == CT_ENUM) + { + parentType = CT_ENUM; + } + else if (prev->Is(CT_FPAREN_CLOSE)) + { + parentType = CT_FUNCTION; + } + // else: no need to set parent + } + } + } + + /* + * Adjust the level for opens & create a stack entry + * Note that CT_VBRACE_OPEN has already been handled. + */ + if ( pc->Is(CT_BRACE_OPEN) + || pc->Is(CT_PAREN_OPEN) + || pc->Is(CT_FPAREN_OPEN) + || pc->Is(CT_SPAREN_OPEN) + || pc->Is(CT_ANGLE_OPEN) + || pc->Is(CT_MACRO_OPEN) + || pc->Is(CT_SQUARE_OPEN)) + { + frm.SetParenLevel(frm.GetParenLevel() + 1); + + if ( pc->Is(CT_BRACE_OPEN) + || pc->Is(CT_MACRO_OPEN)) + { + // Issue #1813 + bool single = false; + + if (pc->GetParentType() == CT_NAMESPACE) + { + LOG_FMT(LBCSPOP, "%s(%d): parent type is NAMESPACE\n", + __func__, __LINE__); + Chunk *tmp = frm.top().GetOpenChunk(); + + if (tmp->GetParentType() == CT_NAMESPACE) + { + LOG_FMT(LBCSPOP, "%s(%d): tmp->GetParentType() is NAMESPACE\n", + __func__, __LINE__); + + log_rule_B("indent_namespace"); + log_rule_B("indent_namespace_single_indent"); + + if ( options::indent_namespace() + && options::indent_namespace_single_indent()) + { + LOG_FMT(LBCSPOP, "%s(%d): Options are SINGLE\n", + __func__, __LINE__); + single = true; + } + } + } + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s, parent type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType()), get_token_name(pc->GetParentType())); + + if (!single) + { + frm.SetBraceLevel(frm.GetBraceLevel() + 1); + LOG_FMT(LBCSPOP, "%s(%d): frame brace level increased to %zu\n", + __func__, __LINE__, frm.GetBraceLevel()); + } + } + frm.push(pc, __func__, __LINE__); + frm.top().SetParent(parentType); + pc->SetParentType(parentType); + } + // Issue #2281 + + if ( pc->Is(CT_BRACE_OPEN) + && pc->GetParentType() == CT_SWITCH) + { + size_t idx = frm.size(); + LOG_FMT(LBCSPOP, "%s(%d): idx is %zu\n", + __func__, __LINE__, idx); + Chunk *saved = frm.at(idx - 2).GetOpenChunk(); + + if (saved->IsNotNullChunk()) + { + // set parent member + pc->SetParent(saved); + } + } + + if ( pc->Is(CT_CASE) + || pc->Is(CT_DEFAULT)) + { + Chunk *prev = pc->GetPrevNcNnl(); // Issue #3176 + + if ( pc->Is(CT_CASE) + || ( pc->Is(CT_DEFAULT) + && prev->IsNot(CT_ASSIGN))) + { + // it is a CT_DEFAULT from a switch + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol()); + pc->SetParentType(CT_SWITCH); + size_t idx = frm.size(); + LOG_FMT(LBCSPOP, "%s(%d): idx is %zu\n", + __func__, __LINE__, idx); + Chunk *saved = frm.at(idx - 2).GetOpenChunk(); + + if (saved->IsNotNullChunk()) + { + // set parent member + pc->SetParent(saved); + } + } + } + + if (pc->Is(CT_BREAK)) + { + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol()); + size_t idx = frm.size(); + LOG_FMT(LBCSPOP, "%s(%d): idx is %zu\n", + __func__, __LINE__, idx); + Chunk *saved = frm.at(idx - 2).GetOpenChunk(); + + if (saved->IsNotNullChunk()) + { + // set parent member + pc->SetParent(saved); + } + } + const pattern_class_e patcls = get_token_pattern_class(pc->GetType()); + + /* + * Create a stack entry for complex statements: + * if, elseif, switch, for, while, synchronized, using, lock, with, + * version, CT_D_SCOPE_IF + */ + if (patcls == pattern_class_e::BRACED) + { + frm.push(pc, __func__, __LINE__, (pc->Is(CT_DO) ? E_BraceStage::BRACE_DO + : E_BraceStage::BRACE2)); + // "+ComplexBraced" + } + else if (patcls == pattern_class_e::PBRACED) + { + E_BraceStage bs = E_BraceStage::PAREN1; + + if ( pc->Is(CT_WHILE) + && maybe_while_of_do(pc)) + { + pc->SetType(CT_WHILE_OF_DO); + bs = E_BraceStage::WOD_PAREN; + } + frm.push(pc, __func__, __LINE__, bs); + // "+ComplexParenBraced" + } + else if (patcls == pattern_class_e::OPBRACED) + { + frm.push(pc, __func__, __LINE__, E_BraceStage::OP_PAREN1); + // "+ComplexOpParenBraced"); + } + else if (patcls == pattern_class_e::ELSE) + { + frm.push(pc, __func__, __LINE__, E_BraceStage::ELSEIF); + // "+ComplexElse"); + } + + /* + * Mark simple statement/expression starts + * - after { or } + * - after ';', but not if the paren stack top is a paren + * - after '(' that has a parent type of CT_FOR + */ + if ( pc->Is(CT_SQUARE_OPEN) + || ( pc->Is(CT_BRACE_OPEN) + && pc->GetParentType() != CT_ASSIGN) + || pc->Is(CT_BRACE_CLOSE) + || pc->Is(CT_VBRACE_CLOSE) + || ( pc->Is(CT_SPAREN_OPEN) + && pc->GetParentType() == CT_FOR) + || pc->Is(CT_COLON) + || pc->Is(CT_OC_END) + || ( pc->IsSemicolon() + && frm.top().GetOpenToken() != CT_PAREN_OPEN + && frm.top().GetOpenToken() != CT_FPAREN_OPEN + && frm.top().GetOpenToken() != CT_SPAREN_OPEN) + || pc->Is(CT_MACRO)) // Issue #2742 + { + LOG_FMT(LSTMT, "%s(%d): orig line is %zu, reset1 stmt on '%s'\n", + __func__, __LINE__, pc->GetOrigLine(), pc->Text()); + frm.SetStmtCount(0); + frm.SetExprCount(0); + LOG_FMT(LTOK, "%s(%d): frame statement count is %zu, expression count is %zu\n", + __func__, __LINE__, frm.GetStmtCount(), frm.GetExprCount()); + } + // Mark expression starts + LOG_FMT(LSTMT, "%s(%d): Mark expression starts: orig line is %zu, orig col is %zu, Text() is '%s'\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text()); + Chunk *tmp = pc->GetNextNcNnl(); + + if ( pc->Is(CT_ARITH) + || pc->Is(CT_SHIFT) + || pc->Is(CT_ASSIGN) + || pc->Is(CT_CASE) + || pc->Is(CT_COMPARE) + || ( pc->Is(CT_STAR) + && tmp->IsNot(CT_STAR)) + || pc->Is(CT_BOOL) + || pc->Is(CT_MINUS) + || pc->Is(CT_PLUS) + || pc->Is(CT_CARET) + || pc->Is(CT_ANGLE_OPEN) + || pc->Is(CT_ANGLE_CLOSE) + || pc->Is(CT_RETURN) + || pc->Is(CT_THROW) + || pc->Is(CT_GOTO) + || pc->Is(CT_CONTINUE) + || pc->Is(CT_PAREN_OPEN) + || pc->Is(CT_FPAREN_OPEN) + || pc->Is(CT_SPAREN_OPEN) + || pc->Is(CT_BRACE_OPEN) + || pc->IsSemicolon() + || pc->Is(CT_COMMA) + || pc->Is(CT_NOT) + || pc->Is(CT_INV) + || pc->Is(CT_COLON) + || pc->Is(CT_QUESTION)) + { + frm.SetExprCount(0); + LOG_FMT(LSTMT, "%s(%d): orig line is %zu, orig col is %zu, reset expr on '%s'\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text()); + } +} // parse_cleanup + + +static bool check_complex_statements(ParsingFrame &frm, Chunk *pc, const BraceState &braceState) +{ + LOG_FUNC_ENTRY(); + + E_BraceStage atest = frm.top().GetStage(); + + LOG_FMT(LBCSPOP, "%s(%d): atest is %s\n", + __func__, __LINE__, get_brace_stage_name(atest)); + + // Turn an optional parenthesis into either a real parenthesis or a brace + if (frm.top().GetStage() == E_BraceStage::OP_PAREN1) + { + frm.top().SetStage(pc->IsNot(CT_PAREN_OPEN) + ? E_BraceStage::BRACE2 + : E_BraceStage::PAREN1); + LOG_FMT(LBCSPOP, "%s(%d): frm.top().stage is now %s\n", + __func__, __LINE__, get_brace_stage_name(frm.top().GetStage())); + } + + // Check for CT_ELSE after CT_IF + while (frm.top().GetStage() == E_BraceStage::ELSE) + { + if (pc->Is(CT_ELSE)) + { + // Replace CT_IF with CT_ELSE on the stack & we are done + frm.top().SetOpenToken(CT_ELSE); + frm.top().SetStage(E_BraceStage::ELSEIF); + print_stack(LBCSSWAP, "=Swap ", frm); + + return(true); + } + // Remove the CT_IF and close the statement + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + print_stack(LBCSPOP, "-IF-CCS ", frm); + + if (close_statement(frm, pc, braceState)) + { + return(true); + } + } + + // Check for CT_IF after CT_ELSE + if (frm.top().GetStage() == E_BraceStage::ELSEIF) + { + log_rule_B("indent_else_if"); + + if ( pc->Is(CT_IF) + && ( !options::indent_else_if() + || !pc->GetPrevNc()->IsNewline())) + { + // Replace CT_ELSE with CT_IF + pc->SetType(CT_ELSEIF); + frm.top().SetOpenToken(CT_ELSEIF); + frm.top().SetStage(E_BraceStage::PAREN1); + return(true); + } + // Jump to the 'expecting brace' stage + frm.top().SetStage(E_BraceStage::BRACE2); + } + + // Check for CT_CATCH or CT_FINALLY after CT_TRY or CT_CATCH + while (frm.top().GetStage() == E_BraceStage::CATCH) + { + if ( pc->Is(CT_CATCH) + || pc->Is(CT_FINALLY)) + { + // Replace CT_TRY with CT_CATCH or CT_FINALLY on the stack & we are done + frm.top().SetOpenToken(pc->GetType()); + + if (language_is_set(LANG_CS)) + { + frm.top().SetStage((pc->Is(CT_CATCH)) ? E_BraceStage::CATCH_WHEN : E_BraceStage::BRACE2); + } + else + { + // historically this used OP_PAREN1; however, to my knowledge the expression after a catch clause + // is only optional for C# which has been handled above; therefore, this should now always expect + // a parenthetical expression after the catch keyword and brace after the finally keyword + frm.top().SetStage((pc->Is(CT_CATCH)) ? E_BraceStage::PAREN1 : E_BraceStage::BRACE2); + } + print_stack(LBCSSWAP, "=Swap ", frm); + + return(true); + } + // Remove the CT_TRY and close the statement + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + print_stack(LBCSPOP, "-TRY-CCS ", frm); + + if (close_statement(frm, pc, braceState)) + { + return(true); + } + } + + // Check for optional parenthesis and optional CT_WHEN after CT_CATCH + if (frm.top().GetStage() == E_BraceStage::CATCH_WHEN) + { + if (pc->Is(CT_PAREN_OPEN)) // this is for the paren after "catch" + { + // Replace CT_PAREN_OPEN with CT_SPAREN_OPEN + pc->SetType(CT_SPAREN_OPEN); + frm.top().SetOpenToken(pc->GetType()); + frm.top().SetStage(E_BraceStage::PAREN1); + + return(false); + } + + if (pc->Is(CT_WHEN)) + { + frm.top().SetOpenToken(pc->GetType()); + frm.top().SetStage(E_BraceStage::OP_PAREN1); + + return(true); + } + + if (pc->Is(CT_BRACE_OPEN)) + { + frm.top().SetStage(E_BraceStage::BRACE2); + + return(false); + } + } + + // Check for CT_WHILE after the CT_DO + if (frm.top().GetStage() == E_BraceStage::WHILE) + { + if (pc->Is(CT_WHILE)) + { + pc->SetType(CT_WHILE_OF_DO); + frm.top().SetOpenToken(CT_WHILE_OF_DO); + frm.top().SetStage(E_BraceStage::WOD_PAREN); + + return(true); + } + LOG_FMT(LWARN, "%s(%d): %s, orig line is %zu, Error: Expected 'while', got '%s'\n", + __func__, __LINE__, cpd.filename.c_str(), pc->GetOrigLine(), + pc->Text()); + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + print_stack(LBCSPOP, "-Error ", frm); + exit(EX_SOFTWARE); + } + // Insert a CT_VBRACE_OPEN, if needed + // but not in a preprocessor + atest = frm.top().GetStage(); + + if ( pc->IsNot(CT_BRACE_OPEN) + && !pc->TestFlags(PCF_IN_PREPROC) + && ( (frm.top().GetStage() == E_BraceStage::BRACE2) + || (frm.top().GetStage() == E_BraceStage::BRACE_DO))) + { + log_rule_B("indent_using_block"); + + if ( language_is_set(LANG_CS) + && pc->Is(CT_USING_STMT) + && (!options::indent_using_block())) + { + // don't indent the using block + } + else + { + const E_Token parentType = frm.top().GetOpenToken(); + + Chunk *vbrace = insert_vbrace_open_before(pc, frm); + vbrace->SetParentType(parentType); + + frm.SetParenLevel(frm.GetParenLevel() + 1); + frm.SetBraceLevel(frm.GetBraceLevel() + 1); + LOG_FMT(LBCSPOP, "%s(%d): frame brace level increased to %zu\n", + __func__, __LINE__, frm.GetBraceLevel()); + log_pcf_flags(LBCSPOP, pc->GetFlags()); + + frm.push(vbrace, __func__, __LINE__, E_BraceStage::NONE); + // "+VBrace"); + + frm.top().SetParent(parentType); + + // update the level of pc + pc->SetLevel(frm.GetParenLevel()); + pc->SetBraceLevel(frm.GetBraceLevel()); + + // Mark as a start of a statement + frm.SetStmtCount(0); + frm.SetExprCount(0); + LOG_FMT(LTOK, "%s(%d): frame statement count is %zu, expression count is %zu\n", + __func__, __LINE__, frm.GetStmtCount(), frm.GetExprCount()); + pc->SetFlagBits(PCF_STMT_START | PCF_EXPR_START); + frm.SetStmtCount(1); + frm.SetExprCount(1); + LOG_FMT(LSTMT, "%s(%d): orig line is %zu, 2.marked '%s' as stmt start\n", + __func__, __LINE__, pc->GetOrigLine(), pc->Text()); + } + } + + // Check for "constexpr" after CT_IF or CT_ELSEIF + if ( frm.top().GetStage() == E_BraceStage::PAREN1 + && ( frm.top().GetOpenToken() == CT_IF + || frm.top().GetOpenToken() == CT_ELSEIF) + && pc->Is(CT_CONSTEXPR)) + { + return(false); + } + + // Verify open parenthesis in complex statement + if ( pc->IsNot(CT_PAREN_OPEN) + && ( (frm.top().GetStage() == E_BraceStage::PAREN1) + || (frm.top().GetStage() == E_BraceStage::WOD_PAREN))) + { + LOG_FMT(LWARN, "%s(%d): %s, orig line is %zu, Error: Expected '(', got '%s' for '%s'\n", + __func__, __LINE__, cpd.filename.c_str(), pc->GetOrigLine(), pc->Text(), + get_token_name(frm.top().GetOpenToken())); + + // Throw out the complex statement + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + print_stack(LBCSPOP, "-Error ", frm); + exit(EX_SOFTWARE); + } + return(false); +} // check_complex_statements + + +static bool handle_complex_close(ParsingFrame &frm, Chunk *pc, const BraceState &braceState) +{ + LOG_FUNC_ENTRY(); + + if (frm.top().GetStage() == E_BraceStage::PAREN1) + { + if (pc->GetNext()->GetType() == CT_WHEN) + { + frm.top().SetOpenToken(pc->GetType()); + frm.top().SetStage(E_BraceStage::CATCH_WHEN); + + return(true); + } + // PAREN1 always => BRACE2 + frm.top().SetStage(E_BraceStage::BRACE2); + } + else if (frm.top().GetStage() == E_BraceStage::BRACE2) + { + // BRACE2: IF => ELSE, anything else => close + if ( (frm.top().GetOpenToken() == CT_IF) + || (frm.top().GetOpenToken() == CT_ELSEIF)) + { + frm.top().SetStage(E_BraceStage::ELSE); + + // If the next chunk isn't CT_ELSE, close the statement + Chunk *next = pc->GetNextNcNnl(); + + if ( next->IsNullChunk() + || next->IsNot(CT_ELSE)) + { + LOG_FMT(LBCSPOP, "%s(%d): no CT_ELSE, pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + print_stack(LBCSPOP, "-IF-HCS ", frm); + + return(close_statement(frm, pc, braceState)); + } + } + else if ( (frm.top().GetOpenToken() == CT_TRY) + || (frm.top().GetOpenToken() == CT_CATCH)) + { + frm.top().SetStage(E_BraceStage::CATCH); + + // If the next chunk isn't CT_CATCH or CT_FINALLY, close the statement + Chunk *next = pc->GetNextNcNnl(); + + if ( next->IsNot(CT_CATCH) + && next->IsNot(CT_FINALLY)) + { + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + print_stack(LBCSPOP, "-TRY-HCS ", frm); + + return(close_statement(frm, pc, braceState)); + } + } + else + { + LOG_FMT(LNOTE, "%s(%d): close_statement on %s E_BraceStage::BRACE2\n", + __func__, __LINE__, get_token_name(frm.top().GetOpenToken())); + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + print_stack(LBCSPOP, "-HCC B2 ", frm); + + return(close_statement(frm, pc, braceState)); + } + } + else if (frm.top().GetStage() == E_BraceStage::BRACE_DO) + { + frm.top().SetStage(E_BraceStage::WHILE); + } + else if (frm.top().GetStage() == E_BraceStage::WOD_PAREN) + { + LOG_FMT(LNOTE, "%s(%d): close_statement on %s E_BraceStage::WOD_PAREN\n", + __func__, __LINE__, get_token_name(frm.top().GetOpenToken())); + frm.top().SetStage(E_BraceStage::WOD_SEMI); + print_stack(LBCSPOP, "-HCC WoDP ", frm); + } + else if (frm.top().GetStage() == E_BraceStage::WOD_SEMI) + { + LOG_FMT(LNOTE, "%s(%d): close_statement on %s E_BraceStage::WOD_SEMI\n", + __func__, __LINE__, get_token_name(frm.top().GetOpenToken())); + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + print_stack(LBCSPOP, "-HCC WoDS ", frm); + + return(close_statement(frm, pc, braceState)); + } + else + { + // PROBLEM + LOG_FMT(LWARN, "%s(%d): %s:%zu Error: TOS.type='%s' TOS.stage=%u\n", + __func__, __LINE__, cpd.filename.c_str(), pc->GetOrigLine(), + get_token_name(frm.top().GetOpenToken()), + (unsigned int)frm.top().GetStage()); + exit(EX_SOFTWARE); + } + return(false); +} // handle_complex_close + + +static void mark_namespace(Chunk *pns) +{ + LOG_FUNC_ENTRY(); + // Issue #1813 + Chunk *br_close; + bool is_using = false; + + Chunk *pc = pns->GetPrevNcNnl(); + + if (pc->Is(CT_USING)) + { + is_using = true; + pns->SetParentType(CT_USING); + } + pc = pns->GetNextNcNnl(); + + while (pc->IsNotNullChunk()) + { + pc->SetParentType(CT_NAMESPACE); + + if (pc->IsNot(CT_BRACE_OPEN)) + { + if (pc->Is(CT_SEMICOLON)) + { + if (is_using) + { + pc->SetParentType(CT_USING); + } + return; + } + pc = pc->GetNextNcNnl(); + continue; + } + log_rule_B("indent_namespace_limit"); + + if ( (options::indent_namespace_limit() > 0) + && ((br_close = pc->GetClosingParen())->IsNotNullChunk())) + { + // br_close->GetOrigLine() is always >= pc->GetOrigLine(); + size_t numberOfLines = br_close->GetOrigLine() - pc->GetOrigLine() - 1; // Issue #2345 + LOG_FMT(LTOK, "%s(%d): br_close orig line is %zu, pc orig line is %zu\n", + __func__, __LINE__, br_close->GetOrigLine(), pc->GetOrigLine()); + LOG_FMT(LTOK, "%s(%d): numberOfLines is %zu, indent_namespace_limit() is %d\n", + __func__, __LINE__, numberOfLines, options::indent_namespace_limit()); + + log_rule_B("indent_namespace_limit"); + + if (numberOfLines > options::indent_namespace_limit()) + { + LOG_FMT(LTOK, "%s(%d): PCF_LONG_BLOCK is set\n", __func__, __LINE__); + pc->SetFlagBits(PCF_LONG_BLOCK); + br_close->SetFlagBits(PCF_LONG_BLOCK); + } + } + flag_parens(pc, PCF_IN_NAMESPACE, CT_NONE, CT_NAMESPACE, false); + return; + } +} // mark_namespace + + +static Chunk *insert_vbrace(Chunk *pc, bool after, const ParsingFrame &frm) +{ + LOG_FUNC_ENTRY(); + + Chunk chunk; + + chunk.SetParentType(frm.top().GetOpenToken()); + chunk.SetOrigLine(pc->GetOrigLine()); + chunk.SetLevel(frm.GetParenLevel()); + chunk.SetPpLevel(frm.GetPpLevel()); + chunk.SetBraceLevel(frm.GetBraceLevel()); + chunk.SetFlags(pc->GetFlags() & PCF_COPY_FLAGS); + chunk.Str() = ""; + + if (after) + { + chunk.SetOrigCol(pc->GetOrigCol()); + chunk.SetType(CT_VBRACE_CLOSE); + return(chunk.CopyAndAddAfter(pc)); + } + Chunk *ref = pc->GetPrev(); + + if (ref->IsNullChunk()) + { + return(Chunk::NullChunkPtr); + } + + if (!ref->TestFlags(PCF_IN_PREPROC)) + { + chunk.ResetFlagBits(PCF_IN_PREPROC); + } + bool ref_is_comment = ref->IsComment(); // Issue #3351 + + while (ref->IsCommentOrNewline()) + { + ref->SetLevel(ref->GetLevel() + 1); + ref->SetBraceLevel(ref->GetBraceLevel() + 1); + ref = ref->GetPrev(); + } + + if (ref->IsNullChunk()) + { + return(Chunk::NullChunkPtr); + } + + // Don't back into a preprocessor + if ( !pc->TestFlags(PCF_IN_PREPROC) + && ref->TestFlags(PCF_IN_PREPROC)) + { + if (ref->Is(CT_PREPROC_BODY)) + { + while ( ref->IsNotNullChunk() + && ref->TestFlags(PCF_IN_PREPROC)) + { + ref = ref->GetPrev(); + } + } + else + { + ref = ref->GetNext(); + + if (ref->Is(CT_COMMENT)) // Issue #3034 + { + ref = ref->GetNextNc(); + } + } + } + + if (ref_is_comment) // Issue #3351 + { + ref = ref->GetNext(); + } + + if (ref->IsNullChunk()) + { + return(Chunk::NullChunkPtr); + } + chunk.SetOrigLine(ref->GetOrigLine()); + chunk.SetOrigCol(ref->GetOrigCol()); + chunk.SetColumn(ref->GetColumn() + ref->Len() + 1); + chunk.SetPpLevel(ref->GetPpLevel()); // Issue #3055 + chunk.SetType(CT_VBRACE_OPEN); + + return(chunk.CopyAndAddAfter(ref)); +} // insert_vbrace + + +bool close_statement(ParsingFrame &frm, Chunk *pc, const BraceState &braceState) +{ + LOG_FUNC_ENTRY(); + + if (pc->IsNullChunk()) + { + throw invalid_argument(string(__func__) + ":" + to_string(__LINE__) + + "args cannot be null chunk"); + } + LOG_FMT(LTOK, "%s(%d): orig line is %zu, type is %s, '%s' type is %s, stage is %u\n", + __func__, __LINE__, pc->GetOrigLine(), + get_token_name(pc->GetType()), pc->Text(), + get_token_name(frm.top().GetOpenToken()), + (unsigned int)frm.top().GetStage()); + + if (braceState.consumed) + { + frm.SetStmtCount(0); + frm.SetExprCount(0); + LOG_FMT(LSTMT, "%s(%d): orig line is %zu> reset2 stmt on '%s'\n", + __func__, __LINE__, pc->GetOrigLine(), pc->Text()); + } + /* + * Insert a CT_VBRACE_CLOSE, if needed: + * If we are in a virtual brace and we are not ON a CT_VBRACE_CLOSE add one + */ + Chunk *vbc = pc; + + if (frm.top().GetOpenToken() == CT_VBRACE_OPEN) + { + // If the current token has already been consumed, then add after it + if (braceState.consumed) + { + insert_vbrace_close_after(pc, frm); + } + else + { + // otherwise, add before it and consume the vbrace + vbc = pc->GetPrevNcNnl(); + + frm.SetParenLevel(frm.GetParenLevel() - 1); + frm.SetBraceLevel(frm.GetBraceLevel() - 1); + vbc = insert_vbrace_close_after(vbc, frm); + vbc->SetParentType(frm.top().GetParent()); + + LOG_FMT(LBCSPOP, "%s(%d): frame brace level decreased to %zu\n", + __func__, __LINE__, frm.GetBraceLevel()); + log_pcf_flags(LBCSPOP, pc->GetFlags()); + LOG_FMT(LBCSPOP, "%s(%d): pc orig line is %zu, orig col is %zu, Text() is '%s', type is %s\n", + __func__, __LINE__, pc->GetOrigLine(), pc->GetOrigCol(), pc->Text(), get_token_name(pc->GetType())); + frm.pop(__func__, __LINE__, pc); + + // Update the token level + pc->SetLevel(frm.GetParenLevel()); + pc->SetBraceLevel(frm.GetBraceLevel()); + + print_stack(LBCSPOP, "-CS VB ", frm); + + // And repeat the close + close_statement(frm, pc, braceState); + return(true); + } + } + + // See if we are done with a complex statement + if (frm.top().GetStage() != E_BraceStage::NONE) + { + if (handle_complex_close(frm, vbc, braceState)) + { + return(true); + } + } + return(false); +} // close_statement |