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4coder_fleury_lang_cpp.cpp
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internal void
F4_CPP_ParseMacroDefinition(F4_Index_ParseCtx *ctx)
{
Token *name = 0;
if(F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Identifier, &name))
{
F4_Index_Note *last_parent = F4_Index_PushParent(ctx, 0);
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Macro, 0);
F4_Index_PopParent(ctx, last_parent);
F4_Index_SkipSoftTokens(ctx, 1);
}
}
internal b32
F4_CPP_SkipParseBody(F4_Index_ParseCtx *ctx)
{
b32 body_found = 0;
int nest = 0;
for(;!ctx->done;)
{
Token *name = 0;
if(F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Comment, &name))
{
F4_Index_ParseComment(ctx, name);
}
else if(F4_Index_ParsePattern(ctx, "%b", TokenCppKind_PPDefine, &name))
{
F4_CPP_ParseMacroDefinition(ctx);
}
else if(F4_Index_ParsePattern(ctx, "%t", "{"))
{
nest += 1;
body_found = 1;
}
else if(F4_Index_ParsePattern(ctx, "%t", "}"))
{
nest -= 1;
if(nest == 0)
{
break;
}
}
else if(body_found == 0)
{
break;
}
else
{
F4_Index_ParseCtx_Inc(ctx, F4_Index_TokenSkipFlag_SkipWhitespace);
}
}
return body_found;
}
function b32
F4_CPP_ParseDecl(F4_Index_ParseCtx *ctx, Token **name)
{
Token *base_type = 0;
return (F4_Index_ParsePattern(ctx, "%k%o%k%o%t",
TokenBaseKind_Identifier, &base_type,
TokenBaseKind_Identifier, name,
";") ||
F4_Index_ParsePattern(ctx, "%k%o%k%o%t",
TokenBaseKind_Keyword, &base_type,
TokenBaseKind_Identifier, name,
";") ||
F4_Index_ParsePattern(ctx, "%k%o%k%t",
TokenBaseKind_Identifier, &base_type,
TokenBaseKind_Identifier, name,
"=") ||
F4_Index_ParsePattern(ctx, "%k%o%k%t",
TokenBaseKind_Keyword, &base_type,
TokenBaseKind_Identifier, name,
"="));
}
function void
F4_CPP_ParseStructOrUnionBodyIFuckingHateCPlusPlus(F4_Index_ParseCtx *ctx, F4_Index_NoteFlags note_flags)
{
Token *name = 0;
b32 valid = 0;
b32 need_end_name = 0;
if(F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Identifier, &name))
{
valid = 1;
}
else
{
need_end_name = 1;
}
if(F4_CPP_SkipParseBody(ctx))
{
}
else
{
note_flags |= F4_Index_NoteFlag_Prototype;
}
if(need_end_name)
{
if(F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Identifier, &name))
{
valid = 1;
}
}
if(valid)
{
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Type, note_flags);
}
}
function b32
F4_CPP_ParseFunctionBodyIFuckingHateCPlusPlus(F4_Index_ParseCtx *ctx, b32 *prototype_ptr)
{
b32 valid = 0;
b32 prototype = 0;
for(;!ctx->done;)
{
Token *token = token_it_read(&ctx->it);
if(token == 0) { break; }
if(token->sub_kind == TokenCppKind_Semicolon)
{
valid = 1;
prototype = 1;
break;
}
else if(token->sub_kind == TokenCppKind_ParenCl)
{
}
else if(token->kind == TokenBaseKind_ScopeOpen)
{
valid = 1;
break;
}
F4_Index_ParseCtx_Inc(ctx, 0);
}
if(valid)
{
if(prototype == 0)
{
F4_CPP_SkipParseBody(ctx);
}
}
*prototype_ptr = prototype;
return valid;
}
function void
F4_CPP_ParseEnumBodyIFuckingHateCPlusPlus(F4_Index_ParseCtx *ctx)
{
if(F4_Index_ParsePattern(ctx, "%t", "{"))
{
for(;!ctx->done;)
{
Token *constant = 0;
if(F4_Index_ParsePattern(ctx, "%k%t", TokenBaseKind_Identifier, &constant, ","))
{
F4_Index_MakeNote(ctx, Ii64(constant), F4_Index_NoteKind_Constant, 0);
}
else if(F4_Index_ParsePattern(ctx, "%k%t", TokenBaseKind_Identifier, &constant, "="))
{
F4_Index_MakeNote(ctx, Ii64(constant), F4_Index_NoteKind_Constant, 0);
for(;!ctx->done;)
{
Token *token = token_it_read(&ctx->it);
if(token->kind == TokenBaseKind_StatementClose)
{
F4_Index_ParseCtx_Inc(ctx, 0);
break;
}
else if(token->kind == TokenBaseKind_ScopeClose ||
token->kind == TokenBaseKind_ScopeOpen)
{
break;
}
F4_Index_ParseCtx_Inc(ctx, 0);
}
}
else if(F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Identifier, &constant))
{
F4_Index_MakeNote(ctx, Ii64(constant), F4_Index_NoteKind_Constant, 0);
}
else if(F4_Index_ParsePattern(ctx, "%t", "}"))
{
break;
}
else
{
F4_Index_ParseCtx_Inc(ctx, 0);
}
}
}
}
internal F4_LANGUAGE_INDEXFILE(F4_CPP_IndexFile)
{
int scope_nest = 0;
for(b32 handled = 0; !ctx->done;)
{
handled = 0;
Token *name = 0;
Token *base_type = 0;
F4_Index_Note *containing_struct = 0;
F4_Index_Note *note = 0;
if(0){}
//~ NOTE(rjf): Extern "C" scope changes (ignore) ((dude C++ syntax is so fucked up))
// NOTE(rjf): CORRECTION: Text files in general are so fucked up, fuck all of this
// parsing bullshit
else if(F4_Index_ParsePattern(ctx, "%t%t%t", "extern", "C", "{"))
{
handled = 1;
}
//~ NOTE(rjf): Scope Nest Changes
else if(F4_Index_ParsePattern(ctx, "%t", "{"))
{
handled = 1;
scope_nest += 1;
}
else if(F4_Index_ParsePattern(ctx, "%t", "}"))
{
handled = 1;
scope_nest -= 1;
if(scope_nest < 0)
{
scope_nest = 0;
}
}
//~ NOTE(rjf): Structs
else if(F4_Index_ParsePattern(ctx, "%t", "struct"))
{
handled = 1;
F4_CPP_ParseStructOrUnionBodyIFuckingHateCPlusPlus(ctx, F4_Index_NoteFlag_ProductType);
}
else if(F4_Index_ParsePattern(ctx, "%t%t", "typedef", "struct"))
{
handled = 1;
F4_CPP_ParseStructOrUnionBodyIFuckingHateCPlusPlus(ctx, 0);
if (F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Identifier, &name))
{
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Type, F4_Index_NoteFlag_ProductType);
}
}
//~ NOTE(rjf): Unions
else if(F4_Index_ParsePattern(ctx, "%t", "union"))
{
handled = 1;
F4_CPP_ParseStructOrUnionBodyIFuckingHateCPlusPlus(ctx, F4_Index_NoteFlag_SumType);
}
else if (F4_Index_ParsePattern(ctx, "%t%t", "typedef", "union"))
{
handled = 1;
F4_CPP_ParseStructOrUnionBodyIFuckingHateCPlusPlus(ctx, F4_Index_NoteFlag_SumType);
if (F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Identifier, &name))
{
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Type, F4_Index_NoteFlag_SumType);
}
}
//~ NOTE(rjf): Typedef'd Enums
else if(F4_Index_ParsePattern(ctx, "%t%t%k", "typedef", "enum", TokenBaseKind_Identifier, &name) ||
F4_Index_ParsePattern(ctx, "%t%t", "typedef", "enum"))
{
handled = 1;
b32 prototype = 0;
b32 possible_name_at_end = name == 0;
if(F4_Index_ParsePattern(ctx, "%t", ";"))
{
prototype = 1;
}
if(prototype == 0)
{
F4_CPP_ParseEnumBodyIFuckingHateCPlusPlus(ctx);
}
if(possible_name_at_end)
{
if(F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Identifier, &name))
{}
}
if(name != 0)
{
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Type, prototype ? F4_Index_NoteFlag_Prototype : 0);
}
}
//~ NOTE(rjf): Enums
else if(F4_Index_ParsePattern(ctx, "%t%k", "enum", TokenBaseKind_Identifier, &name) ||
F4_Index_ParsePattern(ctx, "%t", "enum"))
{
handled = 1;
b32 prototype = 0;
if(F4_Index_ParsePattern(ctx, "%t", ";"))
{
prototype = 1;
}
if(prototype == 0)
{
F4_CPP_ParseEnumBodyIFuckingHateCPlusPlus(ctx);
}
if(name != 0)
{
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Type, prototype ? F4_Index_NoteFlag_Prototype : 0);
}
}
//~ NOTE(rjf): Pure Typedefs
else if(F4_Index_ParsePattern(ctx, "%t", "typedef"))
{
handled = 1;
int nest = 0;
b32 sum_type = 0;
for(;!ctx->done;)
{
if(F4_Index_ParsePattern(ctx, "%t", "("))
{
nest += 1;
}
else if(F4_Index_ParsePattern(ctx, "%t", "("))
{
nest -= 1;
}
else if(nest == 0 && F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Identifier, &name))
{
String8 namestr = F4_Index_StringFromToken(ctx, name);
F4_Index_Note *namenote = F4_Index_LookupNote(namestr, 0);
if(namenote != 0 && namenote->kind == F4_Index_NoteKind_Type &&
namenote->flags & F4_Index_NoteFlag_SumType)
{
sum_type = 1;
}
}
else if(F4_Index_ParsePattern(ctx, "%t", ";"))
{
break;
}
else
{
F4_Index_ParseCtx_Inc(ctx, 0);
}
}
if(name != 0)
{
F4_Index_NoteFlags note_flags = 0;
if(sum_type)
{
note_flags |= F4_Index_NoteFlag_SumType;
}
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Type, note_flags);
}
}
//~ NOTE(rjf): Functions
else if(scope_nest == 0 &&
(F4_Index_ParsePattern(ctx, "%k%o%k%t",
TokenBaseKind_Identifier, &base_type,
TokenBaseKind_Identifier, &name,
"(") ||
F4_Index_ParsePattern(ctx, "%k%o%k%t",
TokenBaseKind_Keyword, &base_type,
TokenBaseKind_Identifier, &name,
"(")))
{
handled = 1;
b32 prototype = 0;
if(F4_CPP_ParseFunctionBodyIFuckingHateCPlusPlus(ctx, &prototype))
{
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Function, prototype ? F4_Index_NoteFlag_Prototype : 0);
}
}
//~ NOTE(rjf): Member Functions
else if(scope_nest == 0 &&
(F4_Index_ParsePattern(ctx, "%k%o%n%t%k%t",
TokenBaseKind_Identifier, &base_type,
F4_Index_NoteKind_Type, &containing_struct,
"::",
TokenBaseKind_Identifier, &name,
"(") ||
F4_Index_ParsePattern(ctx, "%k%o%n%t%k%t",
TokenBaseKind_Keyword, &base_type,
F4_Index_NoteKind_Type, &containing_struct,
"::",
TokenBaseKind_Identifier, &name,
"(")))
{
handled = 1;
b32 prototype = 0;
if(F4_CPP_ParseFunctionBodyIFuckingHateCPlusPlus(ctx, &prototype))
{
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Function, prototype ? F4_Index_NoteFlag_ProductType : 0);
}
}
//~ NOTE(rjf): Declarations
else if(scope_nest == 0 && F4_CPP_ParseDecl(ctx, &name))
{
handled = 1;
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Decl, 0);
}
//~ NOTE(rjf): Macro Functions
else if(0 && F4_Index_ParsePattern(ctx, "%n%t%k",
F4_Index_NoteKind_Macro, ¬e,
"(",
TokenBaseKind_Identifier, &name))
{
b32 valid = 0;
b32 prototype = 0;
for(;!ctx->done;)
{
Token *token = token_it_read(&ctx->it);
if(token == 0) { break; }
if(token->sub_kind == TokenCppKind_Semicolon)
{
prototype = 1;
valid = 1;
break;
}
else if(token->sub_kind == TokenCppKind_ParenCl)
{
}
else if(token->kind == TokenBaseKind_ScopeOpen)
{
valid = 1;
break;
}
F4_Index_ParseCtx_Inc(ctx, 0);
}
if(valid)
{
handled = 1;
F4_Index_MakeNote(ctx, Ii64(name), F4_Index_NoteKind_Function, prototype ? F4_Index_NoteFlag_ProductType : 0);
F4_CPP_SkipParseBody(ctx);
}
}
//~ NOTE(rjf): Comment Tags
else if(F4_Index_ParsePattern(ctx, "%k", TokenBaseKind_Comment, &name))
{
handled = 1;
F4_Index_ParseComment(ctx, name);
}
//~ NOTE(rjf): Macros
else if(F4_Index_ParsePattern(ctx, "%b", TokenCppKind_PPDefine, &name))
{
handled = 1;
F4_CPP_ParseMacroDefinition(ctx);
}
if(handled == 0)
{
F4_Index_ParseCtx_Inc(ctx, 0);
}
}
}
internal F4_LANGUAGE_POSCONTEXT(F4_CPP_PosContext)
{
int count = 0;
F4_Language_PosContextData *first = 0;
F4_Language_PosContextData *last = 0;
Token_Array tokens = get_token_array_from_buffer(app, buffer);
Token_Iterator_Array it = token_iterator_pos(0, &tokens, pos);
// NOTE(rjf): Search for left parentheses (function call or macro invocation).
{
int paren_nest = 0;
int arg_idx = 0;
for(int i = 0; count < 4; i += 1)
{
Token *token = token_it_read(&it);
if(token)
{
if(paren_nest == 0 &&
token->sub_kind == TokenCppKind_ParenOp &&
token_it_dec_non_whitespace(&it))
{
Token *name = token_it_read(&it);
if(name && name->kind == TokenBaseKind_Identifier)
{
F4_Language_PosContext_PushData_Call(arena, &first, &last, push_buffer_range(app, arena, buffer, Ii64(name)), arg_idx);
count += 1;
arg_idx = 0;
}
}
else if(token->sub_kind == TokenCppKind_ParenOp)
{
paren_nest -= 1;
}
else if(token->sub_kind == TokenCppKind_ParenCl && i > 0)
{
paren_nest += 1;
}
else if(token->sub_kind == TokenCppKind_Comma && i > 0 && paren_nest == 0)
{
arg_idx += 1;
}
}
else { break; }
if(!token_it_dec_non_whitespace(&it))
{
break;
}
}
}
// NOTE(rjf): Search for *.* pattern, or *->* pattern (accessing a type)
{
#if 0
Token *last_query_candidate = 0;
for(;;)
{
Token *token = token_it_read(&it);
if(token)
{
if(token->kind == TokenBaseKind_Identifier)
{
last_query_candidate = token;
}
else if((token->sub_kind == TokenCppKind_Dot ||
token->sub_kind == TokenCppKind_Arrow) &&
token_it_dec_non_whitespace(&it))
{
Token *decl_name = token_it_read(&it);
if(decl_name && decl_name->kind == TokenBaseKind_Identifier)
{
}
}
}
else { break; }
if(!token_it_dec_non_whitespace(&it))
{
break;
}
}
#endif
}
return first;
}
internal F4_LANGUAGE_HIGHLIGHT(F4_CPP_Highlight)
{
}