diff options
Diffstat (limited to 'src/comp/syntax/parse/parser.rs')
| -rw-r--r-- | src/comp/syntax/parse/parser.rs | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/src/comp/syntax/parse/parser.rs b/src/comp/syntax/parse/parser.rs index b18db178fcd..cb7e1144334 100644 --- a/src/comp/syntax/parse/parser.rs +++ b/src/comp/syntax/parse/parser.rs @@ -25,7 +25,10 @@ enum file_type { CRATE_FILE, SOURCE_FILE, } type parse_sess = @{ cm: codemap::codemap, mutable next_id: node_id, - diagnostic: diagnostic::handler + diagnostic: diagnostic::handler, + // these two must be kept up to date + mutable chpos: uint, + mutable byte_pos: uint }; fn next_node_id(sess: parse_sess) -> node_id { @@ -91,7 +94,7 @@ impl parser for parser { } fn new_parser_from_file(sess: parse_sess, cfg: ast::crate_cfg, path: str, - chpos: uint, byte_pos: uint, ftype: file_type) -> + ftype: file_type) -> parser { let src = alt io::read_whole_file_str(path) { result::ok(src) { @@ -102,7 +105,7 @@ fn new_parser_from_file(sess: parse_sess, cfg: ast::crate_cfg, path: str, sess.diagnostic.fatal(e) } }; - let filemap = codemap::new_filemap(path, chpos, byte_pos); + let filemap = codemap::new_filemap(path, sess.chpos, sess.byte_pos); sess.cm.files += [filemap]; let itr = @interner::mk(str::hash, str::eq); let rdr = lexer::new_reader(sess.cm, sess.diagnostic, @@ -113,7 +116,7 @@ fn new_parser_from_file(sess: parse_sess, cfg: ast::crate_cfg, path: str, fn new_parser_from_source_str(sess: parse_sess, cfg: ast::crate_cfg, name: str, source: str) -> parser { let ftype = SOURCE_FILE; - let filemap = codemap::new_filemap(name, 0u, 0u); + let filemap = codemap::new_filemap(name, sess.chpos, sess.byte_pos); sess.cm.files += [filemap]; let itr = @interner::mk(str::hash, str::eq); let rdr = lexer::new_reader(sess.cm, sess.diagnostic, @@ -2482,21 +2485,30 @@ fn parse_native_view(p: parser) -> [@ast::view_item] { fn parse_crate_from_source_file(input: str, cfg: ast::crate_cfg, sess: parse_sess) -> @ast::crate { - let p = new_parser_from_file(sess, cfg, input, 0u, 0u, SOURCE_FILE); - ret parse_crate_mod(p, cfg); + let p = new_parser_from_file(sess, cfg, input, SOURCE_FILE); + let r = parse_crate_mod(p, cfg); + sess.chpos = p.reader.chpos; + sess.byte_pos = p.reader.pos; + ret r; } fn parse_expr_from_source_str(name: str, source: str, cfg: ast::crate_cfg, sess: parse_sess) -> @ast::expr { let p = new_parser_from_source_str(sess, cfg, name, source); - ret parse_expr(p); + let r = parse_expr(p); + sess.chpos = p.reader.chpos; + sess.byte_pos = p.reader.pos; + ret r; } fn parse_crate_from_source_str(name: str, source: str, cfg: ast::crate_cfg, sess: parse_sess) -> @ast::crate { let p = new_parser_from_source_str(sess, cfg, name, source); - ret parse_crate_mod(p, cfg); + let r = parse_crate_mod(p, cfg); + sess.chpos = p.reader.chpos; + sess.byte_pos = p.reader.pos; + ret r; } // Parses a source module as a crate @@ -2589,18 +2601,18 @@ fn parse_crate_directives(p: parser, term: token::token, fn parse_crate_from_crate_file(input: str, cfg: ast::crate_cfg, sess: parse_sess) -> @ast::crate { - let p = new_parser_from_file(sess, cfg, input, 0u, 0u, CRATE_FILE); + let p = new_parser_from_file(sess, cfg, input, CRATE_FILE); let lo = p.span.lo; let prefix = std::fs::dirname(p.reader.filemap.name); let leading_attrs = parse_inner_attrs_and_next(p); let crate_attrs = leading_attrs.inner; let first_cdir_attr = leading_attrs.next; let cdirs = parse_crate_directives(p, token::EOF, first_cdir_attr); + sess.chpos = p.reader.chpos; + sess.byte_pos = p.reader.pos; let cx = @{p: p, sess: sess, - mutable chpos: p.reader.chpos, - mutable byte_pos: p.reader.pos, cfg: p.cfg}; let (companionmod, _) = fs::splitext(fs::basename(input)); let (m, attrs) = eval::eval_crate_directives_to_mod( |