diff options
Diffstat (limited to 'src/parser.cpp')
| -rw-r--r-- | src/parser.cpp | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/parser.cpp b/src/parser.cpp index 2e27b8698..77ce7ea70 100644 --- a/src/parser.cpp +++ b/src/parser.cpp @@ -115,6 +115,48 @@ Token token_end_of_line(AstFile *f, Token tok) { return tok; } +gbString get_file_line_as_string(TokenPos const &pos, i32 *offset_) { + AstFile *file = get_ast_file_from_id(pos.file_id); + if (file == nullptr) { + return nullptr; + } + isize offset = pos.offset; + + u8 *start = file->tokenizer.start; + u8 *end = file->tokenizer.end; + isize len = end-start; + if (len < offset) { + return nullptr; + } + + u8 *pos_offset = start+offset; + + u8 *line_start = pos_offset; + u8 *line_end = pos_offset; + while (line_start >= start) { + if (*line_start == '\n') { + line_start += 1; + break; + } + line_start -= 1; + } + + while (line_end < end) { + if (*line_end == '\n') { + line_end -= 1; + break; + } + line_end += 1; + } + String the_line = make_string(line_start, line_end-line_start); + the_line = string_trim_whitespace(the_line); + + if (offset_) *offset_ = cast(i32)(pos_offset - the_line.text); + + return gb_string_make_length(heap_allocator(), the_line.text, the_line.len); +} + + isize ast_node_size(AstKind kind) { return align_formula_isize(gb_size_of(AstCommonStuff) + ast_variant_sizes[kind], gb_align_of(void *)); @@ -4602,6 +4644,7 @@ ParseFileError init_ast_file(AstFile *f, String fullpath, TokenPos *err_pos) { GB_ASSERT(f != nullptr); f->fullpath = string_trim_whitespace(fullpath); // Just in case set_file_path_string(f->id, fullpath); + set_ast_file_from_id(f->id, f); if (!string_ends_with(f->fullpath, str_lit(".odin"))) { return ParseFile_WrongExtension; } |