diff options
Diffstat (limited to 'libbuild2/test/script/parser.hxx')
| -rw-r--r-- | libbuild2/test/script/parser.hxx | 124 |
1 files changed, 10 insertions, 114 deletions
diff --git a/libbuild2/test/script/parser.hxx b/libbuild2/test/script/parser.hxx index ed3c926..aa64943 100644 --- a/libbuild2/test/script/parser.hxx +++ b/libbuild2/test/script/parser.hxx @@ -8,9 +8,10 @@ #include <libbuild2/forward.hxx> #include <libbuild2/utility.hxx> -#include <libbuild2/parser.hxx> #include <libbuild2/diagnostics.hxx> +#include <libbuild2/script/parser.hxx> + #include <libbuild2/test/script/token.hxx> #include <libbuild2/test/script/script.hxx> @@ -20,15 +21,14 @@ namespace build2 { namespace script { - class lexer; class runner; - class parser: protected build2::parser + class parser: public build2::script::parser { // Pre-parse. Issue diagnostics and throw failed in case of an error. // public: - parser (context& c): build2::parser (c) {} + parser (context& c): build2::script::parser (c) {} void pre_parse (script&); @@ -36,19 +36,6 @@ namespace build2 void pre_parse (istream&, script&); - // Helpers. - // - // Parse attribute string and perform attribute-guided assignment. - // Issue diagnostics and throw failed in case of an error. - // - void - apply_value_attributes (const variable*, // Optional. - value& lhs, - value&& rhs, - const string& attributes, - token_type assign_kind, - const path_name&); // For diagnostics. - // Recursive descent parser. // // Usually (but not always) parse functions receive the token/type @@ -101,83 +88,14 @@ namespace build2 description parse_trailing_description (token&, token_type&); - value - parse_variable_line (token&, token_type&); - command_expr parse_command_line (token&, token_type&); - // Ordered sequence of here-document redirects that we can expect to - // see after the command line. - // - struct here_redirect - { - size_t expr; // Index in command_expr. - size_t pipe; // Index in command_pipe. - int fd; // Redirect fd (0 - in, 1 - out, 2 - err). - }; - - struct here_doc - { - // Redirects that share here_doc. Most of the time we will have no - // more than 2 (2 - for the roundtrip test cases). Doesn't refer - // overridden redirects and thus can be empty. - // - small_vector<here_redirect, 2> redirects; - - string end; - bool literal; // Literal (single-quote). - string modifiers; - - // Regex introducer ('\0' if not a regex, so can be used as bool). - // - char regex; - - // Regex global flags. Meaningful if regex != '\0'. - // - string regex_flags; - }; - using here_docs = vector<here_doc>; - - pair<command_expr, here_docs> - parse_command_expr (token&, token_type&); - - command_exit - parse_command_exit (token&, token_type&); - - void - parse_here_documents (token&, token_type&, - pair<command_expr, here_docs>&); - - struct parsed_doc - { - union - { - string str; // Here-document literal. - regex_lines regex; // Here-document regex. - }; - - bool re; // True if regex. - uint64_t end_line; // Here-document end marker location. - uint64_t end_column; - - parsed_doc (string, uint64_t line, uint64_t column); - parsed_doc (regex_lines&&, uint64_t line, uint64_t column); - parsed_doc (parsed_doc&&); // Note: move constuctible-only type. - ~parsed_doc (); - }; - - parsed_doc - parse_here_document (token&, token_type&, - const string&, - const string& mode, - char re_intro); // '\0' if not a regex. - // Execute. Issue diagnostics and throw failed in case of an error. // public: void - execute (script& s, runner& r); + execute (script&, runner&); void execute (scope&, script&, runner&); @@ -186,13 +104,11 @@ namespace build2 void exec_scope_body (); - // Return false if the execution of the scope should be terminated - // with the success status (e.g., as a result of encountering the exit - // builtin). For unsuccessful termination the failed exception should - // be thrown. + // Helpers. // - bool - exec_lines (lines::iterator, lines::iterator, size_t&, command_type); + public: + static bool + special_variable (const string&) noexcept; // Customization hooks. // @@ -200,33 +116,13 @@ namespace build2 virtual lookup lookup_variable (name&&, string&&, const location&) override; - // Number of quoted tokens since last reset. Note that this includes - // the peeked token, if any. - // - protected: - size_t - quoted () const; - - void - reset_quoted (token& current); - - size_t replay_quoted_; - // Insert id into the id map checking for duplicates. // protected: const string& insert_id (string, location); - // Set lexer pointers for both the current and the base classes. - // - protected: - void - set_lexer (lexer* l); - protected: - using base_parser = build2::parser; - script* script_; // Pre-parse state. @@ -238,7 +134,7 @@ namespace build2 id_map* id_map_; include_set* include_set_; // Testscripts already included in this // scope. Must be absolute and normalized. - lexer* lexer_; + string id_prefix_; // Auto-derived id prefix. // Execute state. |