e3c5bfd457* Remove references to global `qe_state` Add `QEmacsState *qs` field in context and object structures: - `QEditScreen`, `EditState` (renamed from `qe_state`), `QuitState` - `WinWindow` (win32.c), `X11State` (x11.c), `QEArgs` (cmd line arguments) - `CmdLineOptionDef::func_arg()`, `QEModeData` - move `QEKeyContext` to `QEmacsState` Pass `QEmacsState *qs` to configuration and state functions: - all `module_xxx_init` and static `xxx_init` functions - `QEDisplay::dpy_init()`, `qe_register_display()`, `screen_init()̀` - `load_input_methods()`, `unload_input_methods()` - `register_input_method()`, `find_input_method()` - `find_resource_file()`, `open_resource_file()` - `qe_find_current_binding()`, `qe_list_bindings()` - `qe_register_mode()`, `qe_find_mode()`, `qe_find_mode_filename()` - `qe_register_cmd_line_options()`, `set_user_option()`, `set_tty_charset()` - `qe_register_commands()`, `qe_register_bindings()`, `qe_find_cmd()` - `qe_register_completion()`, `qe_register_variables()` - `eb_register_data_type()`, `parse_command_line()` - `eb_trace_bytes()`, `qe_toggle_control_h()` (split from `do_toggle_control_h()`) - `unget_key()`, `qe_grab_keys()`, `qe_ungrab_keys()`, `qe_key_process()` - `eb_new()`, `eb_find()`, `eb_find_new()`, `eb_scratch()`, `eb_find_file()` - `new_shell_buffer()` `macro_add_key()`, `clear_macro(), `stop_macro()` - `check_window()`, `check_buffer()`, `qe_kill_buffer()`, `qe_get_history()` - `qe_register_charset()`, `find_charset()` Add error message handlers: - add `QEDisplay::dpy_error()` method - add `qe_cfg_error()`, use for all expression parsing errors - pass opaque pointer to `css_error()` - add `qe_put_error()` and `qe_dpy_error()` Add context argument: - always pass a non-null window pointer to `do_refresh()`, `new_help_buffer()` Rename functions: - `find_resource_file` -> `qe_find_resource_file` - `open_resource_file` -> `qe_open_resource_file` - `input_methods_init` -> `qe_input_methods_init` - `load_input_methods` -> `qe_load_input_methods` - `unload_input_methods` -> `qe_unload_input_methods` - `find_input_methods` -> `qe_find_input_methods` - `register_input_method` -> `qe_register_input_method` - `parse_command_line` -> `qe_parse_command_line` - `eb_trace_bytes` -> `qe_trace_bytes` - `eb_init` -> `qe_data_init` - `eb_count_buffers` -> `qe_count_buffers` - `eb_get_buffer_from_index` -> `qe_get_buffer_from_index` - `init_all_modules` -> `qe_init_all_modules` - `exit_all_modules` -> `qe_exit_all_modules` - `load_all_modules` -> `qe_load_all_modules` - `maybe_set_mark` -> `do_maybe_set_mark` - `unget_key` -> `qe_unget_key` - `minibuffer_init` -> `qe_minibuffer_init` - `edit_display` -> `qe_display` - `new_yank_buffer` -> `qe_new_yank_buffer` - `new_shell_buffer` -> `qe_new_shell_buffer` - `shell_find_mode` -> `qe_shell_find_mode` - `save_selection` -> `qe_save_selection` - `register_emulation_bindings` -> `qe_register_emulation_bindings` - `macro_add_key` -> `qe_macro_add_key` - `clear_macro` -> `qe_clear_macro` - `stop_macro` -> `qe_stop_macro` - `eb_format_message` -> `qe_format_message` - `screen_init` -> `qe_screen_init` - `charset_jis_init` -> `qe_charset_jis_init` - `charset_more_init` -> `qe_charset_more_init` - `check_window` -> `qe_check_window` - `check_buffer` -> `qe_check_buffer` - `eb_find_file` -> `qe_find_buffer_file` - `eb_find` -> `qe_find_buffer_name` - `eb_new` -> `qe_new_buffer` - `eb_find_new` -> `qe_new_buffer` with `BC_REUSE` - `eb_scratch` -> `qe_new_buffer` with `BC_REUSE | BC_CLEAR` - `find_charset` -> `qe_find_charset` Add asan, msan and ubsan targets Fix `qe_encode64` buffer length computation. Add `qe_new_shell_buffer` flags `SF_REUSE_BUFFER` and `SF_ERASE_BUFFER` Bumped version to 6.3.3 fix redundant typedef fix compilation errors
301 lines
10 KiB
C
301 lines
10 KiB
C
/*
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* Elixir language mode for QEmacs.
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*
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* Copyright (c) 2000-2024 Charlie Gordon.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qe.h"
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/*---------------- Elixir coloring ----------------*/
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static char const elixir_keywords[] = {
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"|do|end|cond|case|if|else|after|for|unless|when|quote|in"
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"|try|catch|rescue|raise"
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"|def|defp|defmodule|defcallback|defmacro|defsequence"
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"|defmacrop|defdelegate|defstruct|defexception|defimpl"
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"|require|alias|import|use|fn"
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"|setup|test|assert|refute|using"
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"|true|false|nil|and|or|not|_"
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"|"
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};
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static char const elixir_delim1[] = "\'\"/|([{<";
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static char const elixir_delim2[] = "\'\"/|)]}>";
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enum {
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IN_ELIXIR_DELIM = 0x0F,
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IN_ELIXIR_STRING = 0x10,
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IN_ELIXIR_REGEX = 0x20,
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IN_ELIXIR_TRIPLE = 0x40,
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};
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enum {
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ELIXIR_STYLE_TEXT = QE_STYLE_DEFAULT,
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ELIXIR_STYLE_COMMENT = QE_STYLE_COMMENT,
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ELIXIR_STYLE_CHARCONST = QE_STYLE_STRING,
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ELIXIR_STYLE_STRING = QE_STYLE_STRING,
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ELIXIR_STYLE_HEREDOC = QE_STYLE_STRING,
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ELIXIR_STYLE_REGEX = QE_STYLE_STRING,
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ELIXIR_STYLE_NUMBER = QE_STYLE_NUMBER,
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ELIXIR_STYLE_KEYWORD = QE_STYLE_KEYWORD,
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ELIXIR_STYLE_ATOM = QE_STYLE_TYPE,
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ELIXIR_STYLE_TAG = QE_STYLE_VARIABLE,
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ELIXIR_STYLE_FUNCTION = QE_STYLE_FUNCTION,
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ELIXIR_STYLE_PREPROCESS = QE_STYLE_PREPROCESS,
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};
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static void elixir_colorize_line(QEColorizeContext *cp,
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const char32_t *str, int n,
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QETermStyle *sbuf, ModeDef *syn)
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{
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int i = 0, start = i, style = 0, klen, nc, has_under;
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char32_t c, sep;
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int state = cp->colorize_state;
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char kbuf[64];
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if (state & IN_ELIXIR_STRING)
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goto parse_string;
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if (state & IN_ELIXIR_REGEX)
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goto parse_regex;
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while (i < n) {
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start = i;
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c = str[i++];
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switch (c) {
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case '#':
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i = n;
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style = ELIXIR_STYLE_COMMENT;
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break;
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case '?':
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i = erlang_match_char(str, i);
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style = ELIXIR_STYLE_CHARCONST;
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break;
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case '~':
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if (qe_tolower(str[i]) == 'r') {
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nc = qe_indexof(elixir_delim1, str[i + 1]);
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if (nc >= 0) {
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i += 2;
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state = IN_ELIXIR_REGEX | nc;
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if (nc < 2) { /* '\'' or '\"' */
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if (str[i] == c && str[i + 1] == c) {
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state |= IN_ELIXIR_TRIPLE;
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i += 2;
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}
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}
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parse_regex:
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sep = elixir_delim2[state & 15];
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/* parse regular expression */
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while (i < n) {
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if ((c = str[i++]) == '\\') {
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if (i < n)
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i += 1;
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continue;
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}
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if (c == sep) {
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if (!(state & IN_ELIXIR_TRIPLE)) {
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state = 0;
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break;
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}
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if (str[i] == sep && str[i + 1] == sep) {
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i += 2;
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state = 0;
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break;
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}
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}
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}
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while (qe_islower(str[i])) {
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/* regex suffix */
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i++;
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}
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style = ELIXIR_STYLE_REGEX;
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break;
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}
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}
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continue;
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case '\'':
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case '\"':
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/* parse string constants and here documents */
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state = IN_ELIXIR_STRING | (c == '\"');
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if (str[i] == c && str[i + 1] == c) {
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/* here documents */
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state |= IN_ELIXIR_TRIPLE;
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i += 2;
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}
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parse_string:
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sep = elixir_delim2[state & 15];
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style = (state & IN_ELIXIR_TRIPLE) ?
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ELIXIR_STYLE_HEREDOC : ELIXIR_STYLE_STRING;
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while (i < n) {
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c = str[i++];
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if (c == '\\') {
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if (i < n)
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i += 1;
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continue;
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}
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/* XXX: should colorize <% %> expressions and interpolation */
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if (c == sep) {
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if (!(state & IN_ELIXIR_TRIPLE)) {
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state = 0;
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break;
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}
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if (str[i] == sep && str[i + 1] == sep) {
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i += 2;
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state = 0;
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break;
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}
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}
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}
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break;
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case '@':
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case ':':
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if (qe_isalpha(str[i]))
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goto has_alpha;
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continue;
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case '<':
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if (str[i] == '%') {
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i++;
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if (str[i] == '=')
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i++;
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style = ELIXIR_STYLE_PREPROCESS;
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break;
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}
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continue;
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case '%':
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if (str[i] == '>') {
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i++;
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style = ELIXIR_STYLE_PREPROCESS;
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break;
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}
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continue;
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default:
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if (qe_isdigit(c)) {
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if (c == '0' && qe_tolower(str[i]) == 'b') {
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/* binary numbers */
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for (i += 1; qe_isbindigit(str[i]); i++)
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continue;
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} else
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if (c == '0' && qe_tolower(str[i]) == 'o') {
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/* octal numbers */
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for (i += 1; qe_isoctdigit(str[i]); i++)
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continue;
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} else
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if (c == '0' && qe_tolower(str[i]) == 'x') {
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/* hexadecimal numbers */
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for (i += 1; qe_isxdigit(str[i]); i++)
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continue;
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} else {
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/* decimal numbers */
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for (has_under = 0;; i++) {
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if (qe_isdigit(str[i]))
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continue;
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if (str[i] == '_' && qe_isdigit(str[i + 1])) {
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/* integers may contain embedded _ characters */
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has_under = 1;
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i++;
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continue;
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}
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break;
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}
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if (!has_under && str[i] == '.' && qe_isdigit(str[i + 1])) {
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i += 2;
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/* decimal floats require a digit after the '.' */
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for (; qe_isdigit(str[i]); i++)
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continue;
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/* exponent notation requires a decimal point */
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if (qe_tolower(str[i]) == 'e') {
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int k = i + 1;
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if (str[k] == '+' || str[k] == '-')
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k++;
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if (qe_isdigit(str[k])) {
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for (i = k + 1; qe_isdigit(str[i]); i++)
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continue;
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}
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}
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}
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}
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style = ELIXIR_STYLE_NUMBER;
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break;
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}
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if (qe_isalpha_(c)) {
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has_alpha:
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klen = 0;
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kbuf[klen++] = c;
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for (; qe_isalnum_(c = str[i]); i++) {
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if (klen < countof(kbuf) - 1)
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kbuf[klen++] = c;
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}
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if (c == '!' || c == '?') {
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i++;
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if (klen < countof(kbuf) - 1)
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kbuf[klen++] = c;
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}
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kbuf[klen] = '\0';
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style = 0;
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if (kbuf[0] == '@') {
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style = ELIXIR_STYLE_PREPROCESS;
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} else
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if (kbuf[0] == ':') {
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style = ELIXIR_STYLE_ATOM;
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} else
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if (strfind(syn->keywords, kbuf)) {
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style = ELIXIR_STYLE_KEYWORD;
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} else
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if (c == ':') {
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style = ELIXIR_STYLE_TAG;
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} else
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if (check_fcall(str, i)) {
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style = ELIXIR_STYLE_FUNCTION;
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}
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break;
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}
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continue;
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}
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if (style) {
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SET_STYLE(sbuf, start, i, style);
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style = 0;
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}
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}
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cp->colorize_state = state;
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}
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static ModeDef elixir_mode = {
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.name = "Elixir",
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.extensions = "ex|exs",
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.shell_handlers = "elixir",
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.keywords = elixir_keywords,
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.colorize_func = elixir_colorize_line,
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};
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static int elixir_init(QEmacsState *qs)
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{
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qe_register_mode(qs, &elixir_mode, MODEF_SYNTAX);
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return 0;
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}
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qe_module_init(elixir_init);
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