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Preprocessor alignment in virtual whitespace implementation

This commit is contained in:
Allen Webster 2019-11-02 12:12:36 -07:00
parent 09acacd3cf
commit f468d4b57d
2 changed files with 108 additions and 24 deletions
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129
custom/4coder_code_index.cpp
View File

@ -18,22 +18,19 @@ function Code_Index_File_Storage*
code_index__alloc_storage(void){ code_index__alloc_storage(void){
Code_Index_File_Storage *result = global_code_index.free_storage; Code_Index_File_Storage *result = global_code_index.free_storage;
if (result == 0){ if (result == 0){
result = push_array_zero(&global_code_index.node_arena, result = push_array_zero(&global_code_index.node_arena, Code_Index_File_Storage, 1);
Code_Index_File_Storage, 1);
} }
else{ else{
sll_stack_pop(global_code_index.free_storage); sll_stack_pop(global_code_index.free_storage);
} }
zdll_push_back(global_code_index.storage_first, global_code_index.storage_last, zdll_push_back(global_code_index.storage_first, global_code_index.storage_last, result);
result);
global_code_index.storage_count += 1; global_code_index.storage_count += 1;
return(result); return(result);
} }
function void function void
code_index__free_storage(Code_Index_File_Storage *storage){ code_index__free_storage(Code_Index_File_Storage *storage){
zdll_remove(global_code_index.storage_first, global_code_index.storage_last, zdll_remove(global_code_index.storage_first, global_code_index.storage_last, storage);
storage);
global_code_index.storage_count -= 1; global_code_index.storage_count -= 1;
sll_stack_push(global_code_index.free_storage, storage); sll_stack_push(global_code_index.free_storage, storage);
} }
@ -229,8 +226,68 @@ generic_parse_init(Application_Links *app, Arena *arena, String_Const_u8 content
} }
function Code_Index_Nest* function Code_Index_Nest*
generic_parse_paren(Code_Index_File *index, Generic_Parse_State *state, generic_parse_scope(Code_Index_File *index, Generic_Parse_State *state, i64 indentation);
i64 indentation);
function Code_Index_Nest*
generic_parse_paren(Code_Index_File *index, Generic_Parse_State *state, i64 indentation);
function Code_Index_Nest*
generic_parse_preprocessor(Code_Index_File *index, Generic_Parse_State *state, i64 indentation){
Token *token = token_it_read(&state->it);
Code_Index_Nest *result = push_array_zero(state->arena, Code_Index_Nest, 1);
result->kind = CodeIndexNest_Preprocessor;
result->open = Ii64(token->pos);
result->close = Ii64(max_i64);
result->file = index;
result->interior_indentation = 0;
result->close_indentation = 0;
indentation = 0;
state->in_preprocessor = true;
generic_parse_inc(state);
for (;;){
generic_parse_skip_soft_tokens(index, state);
token = token_it_read(&state->it);
if (token == 0 || state->finished){
break;
}
if (!HasFlag(token->flags, TokenBaseFlag_PreprocessorBody)){
result->is_closed = true;
result->close = Ii64(token->pos);
break;
}
if (token->kind == TokenBaseKind_Preprocessor){
result->is_closed = true;
result->close = Ii64(token->pos);
break;
}
if (token->kind == TokenBaseKind_ScopeOpen){
Code_Index_Nest *nest = generic_parse_scope(index, state, indentation);
nest->parent = result;
code_index_push_nest(&result->nest_list, nest);
}
else if (token->kind == TokenBaseKind_ParentheticalOpen){
Code_Index_Nest *nest = generic_parse_paren(index, state,
indentation);
nest->parent = result;
code_index_push_nest(&result->nest_list, nest);
}
else{
generic_parse_inc(state);
}
}
result->nest_array = code_index_nest_ptr_array_from_list(state->arena, &result->nest_list);
state->in_preprocessor = false;
return(result);
}
function Code_Index_Nest* function Code_Index_Nest*
generic_parse_scope(Code_Index_File *index, Generic_Parse_State *state, generic_parse_scope(Code_Index_File *index, Generic_Parse_State *state,
@ -254,26 +311,42 @@ generic_parse_scope(Code_Index_File *index, Generic_Parse_State *state,
break; break;
} }
if (token->kind == TokenBaseKind_ScopeOpen){ if (token->kind == TokenBaseKind_ScopeClose){
Code_Index_Nest *nest = generic_parse_scope(index, state, indentation);
nest->parent = result;
code_index_push_nest(&result->nest_list, nest);
}
else if (token->kind == TokenBaseKind_ParentheticalOpen){
Code_Index_Nest *nest = generic_parse_paren(index, state,
indentation);
nest->parent = result;
code_index_push_nest(&result->nest_list, nest);
}
else if (token->kind == TokenBaseKind_ScopeClose){
result->is_closed = true; result->is_closed = true;
result->close = Ii64(token); result->close = Ii64(token);
generic_parse_inc(state); generic_parse_inc(state);
break; break;
} }
else{
generic_parse_inc(state); if (state->in_preprocessor){
if (!HasFlag(token->kind == TokenBaseFlag_PreprocessorBody) ||
token->kind == TokenBaseKind_Preprocessor){
break;
}
} }
else{
if (token->kind == TokenBaseKind_Preprocessor){
continue;
}
}
if (token->kind == TokenBaseKind_ScopeOpen){
Code_Index_Nest *nest = generic_parse_scope(index, state, indentation);
nest->parent = result;
code_index_push_nest(&result->nest_list, nest);
continue;
}
if (token->kind == TokenBaseKind_ParentheticalOpen){
Code_Index_Nest *nest = generic_parse_paren(index, state,
indentation);
nest->parent = result;
code_index_push_nest(&result->nest_list, nest);
continue;
}
generic_parse_inc(state);
} }
result->nest_array = code_index_nest_ptr_array_from_list(state->arena, &result->nest_list); result->nest_array = code_index_nest_ptr_array_from_list(state->arena, &result->nest_list);
@ -317,7 +390,11 @@ generic_parse_paren(Code_Index_File *index, Generic_Parse_State *state,
break; break;
} }
if (token->kind == TokenBaseKind_ScopeOpen){ if (token->kind == TokenBaseKind_Preprocessor){
Code_Index_Nest *nest = generic_parse_preprocessor(index, state, indentation);
code_index_push_nest(&index->nest_list, nest);
}
else if (token->kind == TokenBaseKind_ScopeOpen){
Code_Index_Nest *nest = generic_parse_scope(index, state, indentation); Code_Index_Nest *nest = generic_parse_scope(index, state, indentation);
nest->parent = result; nest->parent = result;
code_index_push_nest(&result->nest_list, nest); code_index_push_nest(&result->nest_list, nest);
@ -362,7 +439,11 @@ generic_parse_full_input_breaks(Code_Index_File *index, Generic_Parse_State *sta
break; break;
} }
if (token->kind == TokenBaseKind_ScopeOpen){ if (token->kind == TokenBaseKind_Preprocessor){
Code_Index_Nest *nest = generic_parse_preprocessor(index, state, indentation);
code_index_push_nest(&index->nest_list, nest);
}
else if (token->kind == TokenBaseKind_ScopeOpen){
Code_Index_Nest *nest = generic_parse_scope(index, state, indentation); Code_Index_Nest *nest = generic_parse_scope(index, state, indentation);
code_index_push_nest(&index->nest_list, nest); code_index_push_nest(&index->nest_list, nest);
} }

3
custom/4coder_code_index.h
View File

@ -22,6 +22,7 @@ typedef i32 Code_Index_Nest_Kind;
enum{ enum{
CodeIndexNest_Scope, CodeIndexNest_Scope,
CodeIndexNest_Paren, CodeIndexNest_Paren,
CodeIndexNest_Preprocessor,
}; };
struct Code_Index_Nest{ struct Code_Index_Nest{
@ -78,6 +79,8 @@ struct Generic_Parse_State{
Generic_Parse_Comment_Function *handle_comment; Generic_Parse_Comment_Function *handle_comment;
u8 *prev_line_start; u8 *prev_line_start;
b32 finished; b32 finished;
b32 in_preprocessor;
}; };
#endif #endif