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checkpoint on text patches

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This commit is contained in:
Ryan Fleury
2026-07-27 14:47:07 -07:00
parent 20cd955cc9
commit 62328cea3f
9 changed files with 579 additions and 204 deletions
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src/text/text.h
+86 -4
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@@ -163,6 +163,73 @@ struct TXT_LineTokensSlice
TXT_TokenArray *line_tokens;
};
////////////////////////////////
//~ rjf: Value Modification Patches
typedef struct TXT_Patch TXT_Patch;
struct TXT_Patch
{
Rng1U64 range;
String8 replace;
};
typedef struct TXT_PatchNode TXT_PatchNode;
struct TXT_PatchNode
{
TXT_PatchNode *next;
TXT_PatchNode *prev;
TXT_Patch v;
};
typedef struct TXT_PatchList TXT_PatchList;
struct TXT_PatchList
{
TXT_PatchNode *first;
TXT_PatchNode *last;
U64 count;
};
////////////////////////////////
//~ rjf: Value Reading Types
typedef struct TXT_LineMapRangeNode TXT_LineMapRangeNode;
struct TXT_LineMapRangeNode
{
TXT_LineMapRangeNode *next;
Rng1U64 idx_range;
Rng1U64 *ranges;
S64 delta;
};
typedef struct TXT_LineMap TXT_LineMap;
struct TXT_LineMap
{
TXT_LineMapRangeNode *first_range;
TXT_LineMapRangeNode *last_range;
U64 total_line_count;
};
typedef struct TXT_Patched TXT_Patched;
struct TXT_Patched
{
MemoryMap memory_map;
U64 size;
TXT_LineMap line_map;
};
typedef struct TXT_Line TXT_Line;
struct TXT_Line
{
Rng1U64 range;
};
typedef struct TXT_LineArray TXT_LineArray;
struct TXT_LineArray
{
TXT_Line *v;
U64 count;
};
////////////////////////////////
//~ rjf: Generated Code
@@ -202,6 +269,11 @@ internal void txt_token_list_push(Arena *arena, TXT_TokenList *list, TXT_Token *
internal TXT_TokenArray txt_token_array_from_chunk_list(Arena *arena, TXT_TokenChunkList *list);
internal TXT_TokenArray txt_token_array_from_list(Arena *arena, TXT_TokenList *list);
////////////////////////////////
//~ rjf: Patch Functions
internal void txt_patch_list_push_new(Arena *arena, TXT_PatchList *list, Rng1U64 range, String8 replace);
////////////////////////////////
//~ rjf: Lexing Functions
@@ -217,17 +289,27 @@ internal TXT_TokenArray txt_token_array_from_string__disasm_x64_intel(Arena *are
////////////////////////////////
//~ rjf: Text Info Extractor Helpers
internal U64 txt_off_from_info_pt(TXT_TextInfo *info, TxtPt pt);
internal TxtPt txt_pt_from_info_off__linear_scan(TXT_TextInfo *info, U64 off);
internal U64 txt_patched_off_from_base_off(TXT_PatchList *patches, U64 base_off);
internal Rng1U64 txt_patched_range_from_base_range(TXT_PatchList *patches, Rng1U64 base_range);
internal void txt_line_map_push(Arena *arena, TXT_LineMap *map, Rng1U64 idx_range, Rng1U64 *ranges, S64 delta);
internal U64 txt_line_num_from_off(TXT_LineMap *map, U64 off);
internal Rng1U64 txt_range_from_line_idx(TXT_LineMap *map, U64 idx);
internal TXT_Patched txt_patched_from_info_data_patches(Arena *arena, TXT_TextInfo *info, String8 data, TXT_PatchList *patches);
//~ TODO(rjf): old unpatched text viz code:
internal U64 txt_off_from_pt(TXT_TextInfo *info, TXT_PatchList *patches, TxtPt pt);
internal TxtPt txt_pt_from_off__linear_scan(TXT_TextInfo *info, TXT_PatchList *patches, U64 off);
internal TXT_TokenArray txt_token_array_from_info_line_num__linear_scan(TXT_TextInfo *info, S64 line_num);
internal Rng1U64 txt_expr_off_range_from_line_off_range_string_tokens(U64 off, Rng1U64 line_range, String8 line_text, TXT_TokenArray *line_tokens);
internal Rng1U64 txt_expr_off_range_from_info_data_pt(TXT_TextInfo *info, String8 data, TxtPt pt);
internal String8 txt_string_from_info_data_txt_rng(TXT_TextInfo *info, String8 data, TxtRng rng);
internal String8 txt_string_from_info_data_txt_rng(TXT_TextInfo *info, String8 data, TXT_PatchList *patches, TxtRng rng);
internal String8 txt_string_from_info_data_line_num(TXT_TextInfo *info, String8 data, S64 line_num);
internal TXT_LineTokensSlice txt_line_tokens_slice_from_info_data_line_range(Arena *arena, TXT_TextInfo *info, String8 data, Rng1S64 line_range);
internal TXT_ScopeNode *txt_scope_node_from_info_num(TXT_TextInfo *info, U64 num);
internal TXT_ScopeNode *txt_scope_node_from_info_off(TXT_TextInfo *info, U64 off);
internal TXT_ScopeNode *txt_scope_node_from_info_pt(TXT_TextInfo *info, TxtPt pt);
internal TXT_ScopeNode *txt_scope_node_from_info_pt(TXT_TextInfo *info, TXT_PatchList *patches, TxtPt pt);
////////////////////////////////
//~ rjf: Artifact Cache Hooks / Lookups