2048 lines
60 KiB
C
2048 lines
60 KiB
C
/*
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* Miscellaneous language modes for QEmacs.
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*
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* Copyright (c) 2000-2014 Charlie Gordon.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "qe.h"
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#define MAX_KEYWORD_SIZE 16
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static int is_lc_keyword(unsigned int *str, int from, int to, const char *list)
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{
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char keyword[MAX_KEYWORD_SIZE];
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int c, i, len = to - from;
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if (len >= MAX_KEYWORD_SIZE)
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return 0;
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for (i = 0; i < len; i++) {
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c = str[from + i];
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if (c >= 0x80)
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return 0;
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keyword[i] = qe_tolower(c);
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}
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keyword[len] = '\0';
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if (strfind(list, keyword))
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return 1;
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return 0;
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}
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/*---------------- Assembly mode coloring ----------------*/
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static char const asm_prepkeywords1[] = {
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"|align|arg|assume|codeseg|const|dataseg|display|dosseg"
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"|else|elseif|elseif1|elseif2|elseifb|elseifdef|elseifdif"
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"|elseifdifi|elseife|elseifidn|elseifidni|elseifnb|elseifndef"
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"|emul|end|endif|endm|endp|err|errif|errif1|errif2"
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"|errifb|errifdef|errifdif|errifdifi|errife|errifidn"
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"|errifidni|errifnb|errifndef|even|evendata|exitm|fardata"
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"|ideal|if|if1|if2|ifb|ifdef|ifdif|ifdifi|ife|ifidn"
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"|ifidni|ifnb|ifndef|include|includelib|irp|irpc"
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"|jumps|largestack|local|locals|macro|masm|masm51|model|multerrs"
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"|noemul|nojumps|nolocals|nomasm51|nomulterrs|nosmart|nowarn"
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"|proc|purge|quirks|radix|record|rept"
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"|smart|smallstack|stack|startupcode|subttl|title"
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"|version|warn|while"
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"|"
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};
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static char const asm_prepkeywords2[] = {
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"|catstr|endp|ends|enum|equ|group"
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"|label|macro|proc|record|segment|struc"
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"|"
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};
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/* colstate is used to store the comment character */
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enum {
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ASM_STYLE_TEXT = QE_STYLE_DEFAULT,
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ASM_STYLE_PREPROCESS = QE_STYLE_PREPROCESS,
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ASM_STYLE_COMMENT = QE_STYLE_COMMENT,
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ASM_STYLE_STRING = QE_STYLE_STRING,
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ASM_STYLE_NUMBER = QE_STYLE_NUMBER,
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ASM_STYLE_IDENTIFIER = QE_STYLE_VARIABLE,
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};
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static void asm_colorize_line(QEColorizeContext *cp,
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unsigned int *str, int n, int mode_flags)
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{
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int i = 0, j, w;
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int wn = 0; /* word number on line */
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int colstate = cp->colorize_state;
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if (colstate) {
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/* skip characters upto and including separator */
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w = i;
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comment:
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for (; i < n; i++) {
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if (str[i] == (char)colstate) {
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i++;
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colstate = 0;
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break;
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}
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}
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SET_COLOR(str, w, i, ASM_STYLE_COMMENT);
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}
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for (w = i; i < n && qe_isspace(str[i]); i++)
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continue;
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for (w = i; i < n;) {
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switch (str[i]) {
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case '.':
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if (i > w)
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break;
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prep:
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/* scan for comment */
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for (j = i + 1; j < n; j++) {
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if (str[j] == ';')
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break;
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}
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SET_COLOR(str, i, j, ASM_STYLE_PREPROCESS);
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i = j;
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continue;
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case ';':
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SET_COLOR(str, i, n, ASM_STYLE_COMMENT);
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i = n;
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continue;
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case '\'':
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case '\"':
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/* parse string const */
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for (j = i + 1; j < n; j++) {
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if (str[j] == str[i]) {
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j++;
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break;
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}
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}
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SET_COLOR(str, i, j, ASM_STYLE_STRING);
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i = j;
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continue;
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default:
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break;
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}
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/* parse numbers */
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if (qe_isdigit(str[i])) {
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for (j = i + 1; j < n; j++) {
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if (!qe_isalnum(str[j]))
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break;
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}
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SET_COLOR(str, i, j, ASM_STYLE_NUMBER);
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i = j;
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continue;
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}
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/* parse identifiers and keywords */
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if (qe_isalpha_(str[i]) || str[i] == '@'
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|| str[i] == '$' || str[i] == '%' || str[i] == '?') {
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for (j = i + 1; j < n; j++) {
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if (!qe_isalnum_(str[j])
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&& str[j] != '@' && str[j] != '$'
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&& str[j] != '%' && str[j] != '?')
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break;
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}
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if (++wn == 1) {
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if (j - i == 7
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&& n - j >= 2
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&& !ustristart(str + i, "comment", NULL)) {
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for (w = j; w < n; w++) {
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if (!qe_isspace(str[w]))
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break;
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}
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colstate = str[w];
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SET_COLOR(str, i, w, ASM_STYLE_PREPROCESS);
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i = w + 1;
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goto comment;
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}
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if (is_lc_keyword(str, i, j, asm_prepkeywords1))
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goto prep;
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} else
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if (wn == 2) {
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if (is_lc_keyword(str, i, j, asm_prepkeywords2)) {
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SET_COLOR(str, i, j, ASM_STYLE_PREPROCESS);
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i = j;
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continue;
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}
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}
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SET_COLOR(str, i, j, ASM_STYLE_IDENTIFIER);
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i = j;
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continue;
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}
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i++;
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continue;
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}
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cp->colorize_state = colstate;
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}
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static int asm_mode_probe(ModeDef *mode, ModeProbeData *p)
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{
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if (match_extension(p->filename, mode->extensions))
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return 80;
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return 1;
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}
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static CmdDef asm_commands[] = {
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CMD_DEF_END,
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};
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static ModeDef asm_mode;
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static int asm_init(void)
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{
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/* asm mode is almost like the text mode, so we copy and patch it */
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memcpy(&asm_mode, &text_mode, sizeof(ModeDef));
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asm_mode.name = "asm";
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asm_mode.extensions = "asm|asi|cod";
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asm_mode.mode_probe = asm_mode_probe;
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asm_mode.colorize_func = asm_colorize_line;
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qe_register_mode(&asm_mode);
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qe_register_cmd_table(asm_commands, &asm_mode);
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return 0;
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}
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/*---------------- Basic/Visual Basic coloring ----------------*/
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static char const basic_keywords[] = {
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"|access|alias|and|any|as|base|begin|boolean|byval"
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"|call|case|circle|close|const|currency"
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"|declare|defcur|defdbl|defint|deflng|defsng"
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"|defstr|defvar|delete|dim|do|double"
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"|else|elseif|end|eqv|erase|error|exit|explicit"
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"|false|for|function|get|global|gosub|goto"
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"|if|imp|input|integer|is"
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"|len|let|lib|like|line|local|lock|long|loop|lset"
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"|me|mod|name|new|next|not|null"
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"|on|open|option|or|print|pset|put"
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"|redim|rem|resume|return|rset"
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"|scale|select|set|shared|single|spc|static"
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"|step|stop|string|sub"
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"|tab|then|to|true|type|typeof"
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"|unlock|until|variant|wend|while|width|xor"
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"|"
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};
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enum {
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BASIC_STYLE_TEXT = QE_STYLE_DEFAULT,
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BASIC_STYLE_KEYWORD = QE_STYLE_KEYWORD,
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BASIC_STYLE_PREPROCESS = QE_STYLE_PREPROCESS,
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BASIC_STYLE_COMMENT = QE_STYLE_COMMENT,
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BASIC_STYLE_STRING = QE_STYLE_STRING,
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BASIC_STYLE_IDENTIFIER = QE_STYLE_VARIABLE,
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};
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static void basic_colorize_line(QEColorizeContext *cp,
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unsigned int *str, int n, int mode_flags)
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{
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int i = 0, start, c, style;
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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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style = BASIC_STYLE_COMMENT;
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if (str[i] == '$')
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style = BASIC_STYLE_PREPROCESS;
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i = n;
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SET_COLOR(str, start, i, style);
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continue;
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case '\"':
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/* parse string const */
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while (i < n) {
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if (str[i++] == c)
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break;
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}
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SET_COLOR(str, start, i, BASIC_STYLE_STRING);
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continue;
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default:
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break;
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}
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/* parse numbers */
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if (qe_isdigit(c)) {
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for (; i < n; i++) {
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if (!qe_isalnum(str[i]) && str[i] != '.')
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break;
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}
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SET_COLOR(str, start, i, BASIC_STYLE_IDENTIFIER);
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continue;
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}
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/* parse identifiers and keywords */
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if (qe_isalpha_(c)) {
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for (; i < n; i++) {
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if (!qe_isalnum_(str[i])) {
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if (qe_findchar("$&!@%#", str[i]))
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i++;
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break;
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}
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}
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if (is_lc_keyword(str, start, i, basic_keywords)) {
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SET_COLOR(str, start, i, BASIC_STYLE_KEYWORD);
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continue;
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}
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SET_COLOR(str, start, i, BASIC_STYLE_IDENTIFIER);
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continue;
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}
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}
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}
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static int basic_mode_probe(ModeDef *mode, ModeProbeData *p)
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{
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if (match_extension(p->filename, mode->extensions))
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return 80;
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return 1;
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}
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static CmdDef basic_commands[] = {
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CMD_DEF_END,
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};
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static ModeDef basic_mode;
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static int basic_init(void)
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{
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/* basic mode is almost like the text mode, so we copy and patch it */
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memcpy(&basic_mode, &text_mode, sizeof(ModeDef));
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basic_mode.name = "Basic";
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basic_mode.extensions = "bas|frm|mst|vb|vbs";
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basic_mode.mode_probe = basic_mode_probe;
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basic_mode.colorize_func = basic_colorize_line;
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qe_register_mode(&basic_mode);
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qe_register_cmd_table(basic_commands, &basic_mode);
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return 0;
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}
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/*---------------- Pascal/Turbo Pascal/Delphi coloring ----------------*/
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/* Should do Delphi specific things */
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static char const pascal_keywords[] = {
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"|absolute|and|array|asm|begin|boolean|byte"
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"|case|char|comp|const|div|do|double|downto"
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"|else|end|extended|external"
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"|false|far|file|for|forward|function|goto"
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"|if|implementation|in|inline|integer|interface|interrupt"
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"|label|longint|mod|near|nil|not|of|or|overlay"
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"|packed|pointer|procedure|program|real|record|repeat"
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"|set|shl|shortint|shr|single|string|text|then|to|true|type"
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"|unit|until|uses|var|while|with|word|xor"
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"|"
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};
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enum {
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IN_PASCAL_COMMENT = 0x01,
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IN_PASCAL_COMMENT1 = 0x02,
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IN_PASCAL_COMMENT2 = 0x04,
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};
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enum {
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PASCAL_STYLE_TEXT = QE_STYLE_DEFAULT,
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PASCAL_STYLE_KEYWORD = QE_STYLE_KEYWORD,
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PASCAL_STYLE_PREPROCESS = QE_STYLE_PREPROCESS,
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PASCAL_STYLE_COMMENT = QE_STYLE_COMMENT,
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PASCAL_STYLE_STRING = QE_STYLE_STRING,
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PASCAL_STYLE_IDENTIFIER = QE_STYLE_VARIABLE,
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PASCAL_STYLE_NUMBER = QE_STYLE_NUMBER,
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PASCAL_STYLE_FUNCTION = QE_STYLE_FUNCTION,
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};
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static void pascal_colorize_line(QEColorizeContext *cp,
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unsigned int *str, int n, int mode_flags)
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{
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int i = 0, start = i, c, k, style;
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int colstate = cp->colorize_state;
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if (colstate & IN_PASCAL_COMMENT)
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goto in_comment;
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if (colstate & IN_PASCAL_COMMENT1)
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goto in_comment1;
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if (colstate & IN_PASCAL_COMMENT2)
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goto in_comment2;
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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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if (str[i] == '/') { /* C++ comments, recent extension */
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i = n;
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SET_COLOR(str, start, i, PASCAL_STYLE_COMMENT);
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continue;
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}
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break;
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case '{':
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/* check for preprocessor */
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if (str[i] == '$') {
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colstate = IN_PASCAL_COMMENT1;
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i++;
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in_comment1:
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while (i < n) {
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if (str[i++] == '}') {
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colstate = 0;
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break;
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}
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}
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SET_COLOR(str, start, i, PASCAL_STYLE_PREPROCESS);
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} else {
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/* regular comment (recursive?) */
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colstate = IN_PASCAL_COMMENT;
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in_comment:
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while (i < n) {
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if (str[i++] == '}') {
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colstate = 0;
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break;
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}
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}
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SET_COLOR(str, start, i, PASCAL_STYLE_COMMENT);
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}
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continue;
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case '(':
|
|
/* check for preprocessor */
|
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if (str[i] != '*')
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break;
|
|
|
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/* regular comment (recursive?) */
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colstate = IN_PASCAL_COMMENT2;
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i++;
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in_comment2:
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for (; i < n; i++) {
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if (str[i] == '*' && str[i + 1] == ')') {
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i += 2;
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colstate = 0;
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break;
|
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}
|
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}
|
|
SET_COLOR(str, start, i, PASCAL_STYLE_COMMENT);
|
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continue;
|
|
case '\'':
|
|
/* parse string or char const */
|
|
while (i < n) {
|
|
/* XXX: escape sequences? */
|
|
if (str[i++] == c)
|
|
break;
|
|
}
|
|
SET_COLOR(str, start, i, PASCAL_STYLE_STRING);
|
|
continue;
|
|
case '#':
|
|
/* parse hex char const */
|
|
for (; i < n; i++) {
|
|
if (!qe_isxdigit(str[i]))
|
|
break;
|
|
}
|
|
SET_COLOR(str, start, i, PASCAL_STYLE_STRING);
|
|
continue;
|
|
default:
|
|
break;
|
|
}
|
|
/* parse numbers */
|
|
if (qe_isdigit(c) || c == '$') {
|
|
for (; i < n; i++) {
|
|
if (!qe_isalnum(str[i]) && str[i] != '.')
|
|
break;
|
|
}
|
|
SET_COLOR(str, start, i, PASCAL_STYLE_NUMBER);
|
|
continue;
|
|
}
|
|
/* parse identifiers and keywords */
|
|
if (qe_isalpha_(c)) {
|
|
for (; i < n; i++) {
|
|
if (!qe_isalnum_(str[i]))
|
|
break;
|
|
}
|
|
if (is_lc_keyword(str, start, i, pascal_keywords)) {
|
|
SET_COLOR(str, start, i, PASCAL_STYLE_KEYWORD);
|
|
continue;
|
|
}
|
|
style = PASCAL_STYLE_IDENTIFIER;
|
|
for (k = i; qe_isblank(str[k]); k++)
|
|
continue;
|
|
if (str[k] == '(')
|
|
style = PASCAL_STYLE_FUNCTION;
|
|
SET_COLOR(str, start, i, style);
|
|
continue;
|
|
}
|
|
}
|
|
cp->colorize_state = colstate;
|
|
}
|
|
|
|
static int pascal_mode_probe(ModeDef *mode, ModeProbeData *p)
|
|
{
|
|
if (match_extension(p->filename, mode->extensions))
|
|
return 80;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static CmdDef pascal_commands[] = {
|
|
CMD_DEF_END,
|
|
};
|
|
|
|
static ModeDef pascal_mode;
|
|
|
|
static int pascal_init(void)
|
|
{
|
|
/* pascal mode is almost like the text mode, so we copy and patch it */
|
|
memcpy(&pascal_mode, &text_mode, sizeof(ModeDef));
|
|
pascal_mode.name = "Pascal";
|
|
pascal_mode.extensions = "pas";
|
|
pascal_mode.mode_probe = pascal_mode_probe;
|
|
pascal_mode.colorize_func = pascal_colorize_line;
|
|
|
|
qe_register_mode(&pascal_mode);
|
|
qe_register_cmd_table(pascal_commands, &pascal_mode);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*---------------- Ini file (and similar) coloring ----------------*/
|
|
|
|
enum {
|
|
INI_STYLE_TEXT = QE_STYLE_DEFAULT,
|
|
INI_STYLE_COMMENT = QE_STYLE_COMMENT,
|
|
INI_STYLE_STRING = QE_STYLE_STRING,
|
|
INI_STYLE_FUNCTION = QE_STYLE_FUNCTION,
|
|
INI_STYLE_NUMBER = QE_STYLE_NUMBER,
|
|
INI_STYLE_IDENTIFIER = QE_STYLE_VARIABLE,
|
|
INI_STYLE_PREPROCESS = QE_STYLE_PREPROCESS,
|
|
};
|
|
|
|
static void ini_colorize_line(QEColorizeContext *cp,
|
|
unsigned int *str, int n, int mode_flags)
|
|
{
|
|
int i = 0, start, c, bol = 1;
|
|
|
|
while (i < n) {
|
|
start = i;
|
|
c = str[i++];
|
|
switch (c) {
|
|
case ';':
|
|
if (!bol)
|
|
break;
|
|
i = n;
|
|
SET_COLOR(str, start, i, INI_STYLE_COMMENT);
|
|
continue;
|
|
case '#':
|
|
if (!bol)
|
|
break;
|
|
i = n;
|
|
SET_COLOR(str, start, i, INI_STYLE_PREPROCESS);
|
|
continue;
|
|
case '[':
|
|
if (start == 0) {
|
|
i = n;
|
|
SET_COLOR(str, start, i, INI_STYLE_FUNCTION);
|
|
continue;
|
|
}
|
|
break;
|
|
case '\"':
|
|
/* parse string const */
|
|
while (i < n) {
|
|
/* XXX: escape sequences? */
|
|
if (str[i++] == '\"')
|
|
break;
|
|
}
|
|
SET_COLOR(str, start, i, INI_STYLE_STRING);
|
|
continue;
|
|
case ' ':
|
|
case '\t':
|
|
if (bol)
|
|
continue;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
bol = 0;
|
|
/* parse numbers */
|
|
if (qe_isdigit(c)) {
|
|
for (; i < n; i++) {
|
|
if (!qe_isalnum(str[i]))
|
|
break;
|
|
}
|
|
SET_COLOR(str, start, i, INI_STYLE_NUMBER);
|
|
continue;
|
|
}
|
|
/* parse identifiers and keywords */
|
|
if (start == 0 && (qe_isalpha_(c) || c == '@' || c == '$')) {
|
|
for (; i < n; i++) {
|
|
if (str[i] == '=')
|
|
break;
|
|
}
|
|
if (i < n) {
|
|
SET_COLOR(str, start, i, INI_STYLE_IDENTIFIER);
|
|
}
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int ini_mode_probe(ModeDef *mode, ModeProbeData *pd)
|
|
{
|
|
const char *p = (const char *)pd->buf;
|
|
const char *p_end = p + pd->buf_size;
|
|
|
|
if (match_extension(pd->filename, mode->extensions))
|
|
return 80;
|
|
|
|
while (p < p_end) {
|
|
/* skip comments */
|
|
if (*p == ';' || *p == '#') {
|
|
p = memchr(p, '\n', p_end - p);
|
|
if (!p)
|
|
return 1;
|
|
}
|
|
if (*p == '\n') {
|
|
p++;
|
|
continue;
|
|
}
|
|
/* Check for ^\[.+\]\n */
|
|
if (*p == '[' && p[1] != '[') {
|
|
while (++p < p_end) {
|
|
if (*p == ']')
|
|
return 40;
|
|
if (*p == '\n')
|
|
return 1;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/* specific script commands */
|
|
static CmdDef ini_commands[] = {
|
|
CMD_DEF_END,
|
|
};
|
|
|
|
static ModeDef ini_mode;
|
|
|
|
static int ini_init(void)
|
|
{
|
|
/* ini mode is almost like the text mode, so we copy and patch it */
|
|
memcpy(&ini_mode, &text_mode, sizeof(ModeDef));
|
|
ini_mode.name = "ini";
|
|
ini_mode.extensions = "ini|inf|INI|INF";
|
|
ini_mode.mode_probe = ini_mode_probe;
|
|
ini_mode.colorize_func = ini_colorize_line;
|
|
|
|
qe_register_mode(&ini_mode);
|
|
qe_register_cmd_table(ini_commands, &ini_mode);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*---------------- PostScript colors ----------------*/
|
|
|
|
enum {
|
|
IN_PS_STRING = 0x0F /* ( ... ) level */,
|
|
IN_PS_COMMENT = 0x10,
|
|
};
|
|
|
|
enum {
|
|
PS_STYLE_TEXT = QE_STYLE_DEFAULT,
|
|
PS_STYLE_COMMENT = QE_STYLE_COMMENT,
|
|
PS_STYLE_STRING = QE_STYLE_STRING,
|
|
PS_STYLE_NUMBER = QE_STYLE_DEFAULT,
|
|
PS_STYLE_IDENTIFIER = QE_STYLE_FUNCTION,
|
|
};
|
|
|
|
#define wrap 0
|
|
|
|
static void ps_colorize_line(QEColorizeContext *cp,
|
|
unsigned int *str, int n, int mode_flags)
|
|
{
|
|
int i = 0, start = i, c;
|
|
int colstate = cp->colorize_state;
|
|
|
|
if (colstate & IN_PS_COMMENT)
|
|
goto in_comment;
|
|
|
|
if (colstate & IN_PS_STRING)
|
|
goto in_string;
|
|
|
|
colstate = 0;
|
|
|
|
while (i < n) {
|
|
start = i;
|
|
c = str[i++];
|
|
switch (c) {
|
|
/* Should deal with '<...>' '<<...>>' '<~...~>' tokens. */
|
|
case '%':
|
|
in_comment:
|
|
if (wrap)
|
|
colstate |= IN_PS_COMMENT;
|
|
else
|
|
colstate &= ~IN_PS_COMMENT;
|
|
i = n;
|
|
SET_COLOR(str, start, i, PS_STYLE_COMMENT);
|
|
continue;
|
|
case '(':
|
|
colstate++;
|
|
in_string:
|
|
/* parse string skipping embedded \\ */
|
|
while (i < n) {
|
|
switch (str[i++]) {
|
|
case '(':
|
|
colstate++;
|
|
continue;
|
|
case ')':
|
|
colstate--;
|
|
if (!(colstate & IN_PS_STRING))
|
|
break;
|
|
continue;
|
|
case '\\':
|
|
if (i == n)
|
|
break;
|
|
i++;
|
|
continue;
|
|
default:
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
SET_COLOR(str, start, i, PS_STYLE_STRING);
|
|
continue;
|
|
default:
|
|
break;
|
|
}
|
|
/* parse numbers */
|
|
if (qe_isdigit(c)) {
|
|
for (; i < n; i++) {
|
|
if (!qe_isalnum(str[i]) && str[i] != '.')
|
|
break;
|
|
}
|
|
SET_COLOR(str, start, i, PS_STYLE_NUMBER);
|
|
continue;
|
|
}
|
|
/* parse identifiers and keywords */
|
|
if (qe_isalpha_(c)) {
|
|
for (; i < n; i++) {
|
|
if (qe_findchar(" \t\r\n,()<>[]{}/", str[i]))
|
|
break;
|
|
}
|
|
SET_COLOR(str, start, i, PS_STYLE_IDENTIFIER);
|
|
continue;
|
|
}
|
|
}
|
|
cp->colorize_state = colstate;
|
|
#undef wrap
|
|
}
|
|
|
|
static int ps_mode_probe(ModeDef *mode, ModeProbeData *p)
|
|
{
|
|
if (match_extension(p->filename, mode->extensions))
|
|
return 80;
|
|
|
|
if (*p->buf == '%' && qe_stristr((const char *)p->buf, "script"))
|
|
return 40;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static CmdDef ps_commands[] = {
|
|
CMD_DEF_END,
|
|
};
|
|
|
|
static ModeDef ps_mode;
|
|
|
|
static int ps_init(void)
|
|
{
|
|
/* Poscript mode is almost like the text mode, so we copy and patch it */
|
|
memcpy(&ps_mode, &text_mode, sizeof(ModeDef));
|
|
ps_mode.name = "Postscript";
|
|
ps_mode.extensions = "ps|ms|eps";
|
|
ps_mode.mode_probe = ps_mode_probe;
|
|
ps_mode.colorize_func = ps_colorize_line;
|
|
|
|
qe_register_mode(&ps_mode);
|
|
qe_register_cmd_table(ps_commands, &ps_mode);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*---------------- SQL script coloring ----------------*/
|
|
|
|
enum {
|
|
IN_SQL_COMMENT = 1,
|
|
};
|
|
|
|
enum {
|
|
SQL_STYLE_TEXT = QE_STYLE_DEFAULT,
|
|
SQL_STYLE_COMMENT = QE_STYLE_COMMENT,
|
|
SQL_STYLE_STRING = QE_STYLE_STRING,
|
|
SQL_STYLE_IDENTIFIER = QE_STYLE_KEYWORD,
|
|
SQL_STYLE_PREPROCESS = QE_STYLE_PREPROCESS,
|
|
};
|
|
|
|
static void sql_colorize_line(QEColorizeContext *cp,
|
|
unsigned int *str, int n, int mode_flags)
|
|
{
|
|
int i = 0, start = i, c, style;
|
|
int state = cp->colorize_state;
|
|
|
|
if (state & IN_SQL_COMMENT)
|
|
goto parse_c_comment;
|
|
|
|
while (i < n) {
|
|
start = i;
|
|
c = str[i++];
|
|
switch (c) {
|
|
case '/':
|
|
if (str[i] == '/')
|
|
goto line_comment;
|
|
if (str[i] == '*') {
|
|
/* normal comment */
|
|
i++;
|
|
parse_c_comment:
|
|
state |= IN_SQL_COMMENT;
|
|
for (; i < n; i++) {
|
|
if (str[i] == '*' && str[i + 1] == '/') {
|
|
i += 2;
|
|
state &= ~IN_SQL_COMMENT;
|
|
break;
|
|
}
|
|
}
|
|
goto comment;
|
|
}
|
|
break;
|
|
case '-':
|
|
if (str[i] == '-')
|
|
goto line_comment;
|
|
break;
|
|
case '#':
|
|
line_comment:
|
|
i = n;
|
|
comment:
|
|
SET_COLOR(str, start, i, SQL_STYLE_COMMENT);
|
|
continue;
|
|
case '\'':
|
|
case '\"':
|
|
case '`':
|
|
/* parse string const */
|
|
for (; i < n; i++) {
|
|
/* FIXME: Should parse strings more accurately */
|
|
if (str[i] == '\\' && i + 1 < n) {
|
|
i++;
|
|
continue;
|
|
}
|
|
if (str[i] == c) {
|
|
i++;
|
|
break;
|
|
}
|
|
}
|
|
style = SQL_STYLE_STRING;
|
|
if (c == '`')
|
|
style = SQL_STYLE_IDENTIFIER;
|
|
SET_COLOR(str, start, i, style);
|
|
continue;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
cp->colorize_state = state;
|
|
}
|
|
|
|
static int sql_mode_probe(ModeDef *mode, ModeProbeData *p)
|
|
{
|
|
if (match_extension(p->filename, mode->extensions))
|
|
return 80;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static CmdDef sql_commands[] = {
|
|
CMD_DEF_END,
|
|
};
|
|
|
|
static ModeDef sql_mode;
|
|
|
|
static int sql_init(void)
|
|
{
|
|
/* sql mode is almost like the text mode, so we copy and patch it */
|
|
memcpy(&sql_mode, &text_mode, sizeof(ModeDef));
|
|
sql_mode.name = "SQL";
|
|
sql_mode.extensions = "sql|mysql|sqlite|sqlplus";
|
|
sql_mode.mode_probe = sql_mode_probe;
|
|
sql_mode.colorize_func = sql_colorize_line;
|
|
|
|
qe_register_mode(&sql_mode);
|
|
qe_register_cmd_table(sql_commands, &sql_mode);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*---------------- Lua script coloring ----------------*/
|
|
|
|
static char const lua_keywords[] = {
|
|
"|and|break|do|else|elseif|end|false|for|function|goto|if|in"
|
|
"|local|nil|not|or|repeat|return|then|true|until|while"
|
|
"|"
|
|
};
|
|
|
|
#if 0
|
|
static char const lua_tokens[] = {
|
|
"|+|-|*|/|%|^|#|==|~=|<=|>=|<|>|=|(|)|{|}|[|]|::|;|:|,|...|..|.|"
|
|
};
|
|
#endif
|
|
|
|
enum {
|
|
IN_LUA_COMMENT = 0x10,
|
|
IN_LUA_STRING = 0x20,
|
|
IN_LUA_STRING2 = 0x40,
|
|
IN_LUA_LONGLIT = 0x80,
|
|
IN_LUA_LEVEL = 0x0F,
|
|
};
|
|
|
|
enum {
|
|
LUA_STYLE_TEXT = QE_STYLE_DEFAULT,
|
|
LUA_STYLE_COMMENT = QE_STYLE_COMMENT,
|
|
LUA_STYLE_STRING = QE_STYLE_STRING,
|
|
LUA_STYLE_LONGLIT = QE_STYLE_STRING,
|
|
LUA_STYLE_NUMBER = QE_STYLE_NUMBER,
|
|
LUA_STYLE_KEYWORD = QE_STYLE_KEYWORD,
|
|
LUA_STYLE_FUNCTION = QE_STYLE_FUNCTION,
|
|
};
|
|
|
|
static int lua_long_bracket(unsigned int *str, int *level)
|
|
{
|
|
int i;
|
|
|
|
for (i = 1; str[i] == '='; i++)
|
|
continue;
|
|
if (str[i] == str[0]) {
|
|
*level = i - 1;
|
|
return 1;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
void lua_colorize_line(QEColorizeContext *cp,
|
|
unsigned int *str, int n, int mode_flags)
|
|
{
|
|
int i = 0, start = i, c, sep = 0, level = 0, level1, klen, style;
|
|
int state = cp->colorize_state;
|
|
char kbuf[32];
|
|
|
|
if (state & IN_LUA_LONGLIT) {
|
|
/* either a comment or a string */
|
|
level = state & IN_LUA_LEVEL;
|
|
goto parse_longlit;
|
|
}
|
|
|
|
if (state & IN_LUA_STRING) {
|
|
sep = '\'';
|
|
state = 0;
|
|
goto parse_string;
|
|
}
|
|
if (state & IN_LUA_STRING2) {
|
|
sep = '\"';
|
|
state = 0;
|
|
goto parse_string;
|
|
}
|
|
|
|
while (i < n) {
|
|
start = i;
|
|
c = str[i++];
|
|
switch (c) {
|
|
case '-':
|
|
if (str[i] == '-') {
|
|
if (str[i + 1] == '['
|
|
&& lua_long_bracket(str + i + 1, &level)) {
|
|
state = IN_LUA_COMMENT | IN_LUA_LONGLIT |
|
|
(level & IN_LUA_LEVEL);
|
|
goto parse_longlit;
|
|
}
|
|
SET_COLOR(str, start, i, LUA_STYLE_COMMENT);
|
|
continue;
|
|
}
|
|
break;
|
|
case '\'':
|
|
case '\"':
|
|
/* parse string const */
|
|
sep = c;
|
|
parse_string:
|
|
while (i < n) {
|
|
c = str[i++];
|
|
if (c == '\\') {
|
|
if (str[i] == 'z' && i + 1 == n) {
|
|
/* XXX: partial support for \z */
|
|
state = (sep == '\'') ? IN_LUA_STRING : IN_LUA_STRING2;
|
|
i += 1;
|
|
} else
|
|
if (i == n) {
|
|
state = (sep == '\'') ? IN_LUA_STRING : IN_LUA_STRING2;
|
|
} else {
|
|
i += 1;
|
|
}
|
|
} else
|
|
if (c == sep) {
|
|
break;
|
|
}
|
|
}
|
|
SET_COLOR(str, start, i, LUA_STYLE_STRING);
|
|
continue;
|
|
case '[':
|
|
if (lua_long_bracket(str + i - 1, &level)) {
|
|
state = IN_LUA_LONGLIT | (level & IN_LUA_LEVEL);
|
|
goto parse_longlit;
|
|
}
|
|
break;
|
|
parse_longlit:
|
|
style = (state & IN_LUA_COMMENT) ?
|
|
LUA_STYLE_COMMENT : LUA_STYLE_LONGLIT;
|
|
for (; i < n; i++) {
|
|
if (str[i] == ']'
|
|
&& lua_long_bracket(str + i, &level1)
|
|
&& level1 == level) {
|
|
state = 0;
|
|
i += level + 2;
|
|
break;
|
|
}
|
|
}
|
|
SET_COLOR(str, start, i, style);
|
|
continue;
|
|
default:
|
|
if (qe_isdigit(c)) {
|
|
/* XXX: should parse actual number syntax */
|
|
for (; i < n; i++) {
|
|
if (!qe_isalnum(str[i] && str[i] != '.'))
|
|
break;
|
|
}
|
|
SET_COLOR(str, start, i, LUA_STYLE_NUMBER);
|
|
continue;
|
|
}
|
|
if (qe_isalpha_(c)) {
|
|
for (klen = 0, i--; qe_isalnum_(str[i]); i++) {
|
|
if (klen < countof(kbuf) - 1)
|
|
kbuf[klen++] = str[i];
|
|
}
|
|
kbuf[klen] = '\0';
|
|
|
|
if (strfind(lua_keywords, kbuf)) {
|
|
SET_COLOR(str, start, i, LUA_STYLE_KEYWORD);
|
|
continue;
|
|
}
|
|
while (qe_isblank(str[i]))
|
|
i++;
|
|
if (str[i] == '(') {
|
|
SET_COLOR(str, start, i, LUA_STYLE_FUNCTION);
|
|
continue;
|
|
}
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
cp->colorize_state = state;
|
|
}
|
|
|
|
static int lua_mode_probe(ModeDef *mode, ModeProbeData *p)
|
|
{
|
|
if (match_extension(p->filename, mode->extensions))
|
|
return 80;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static CmdDef lua_commands[] = {
|
|
CMD_DEF_END,
|
|
};
|
|
|
|
static ModeDef lua_mode;
|
|
|
|
static int lua_init(void)
|
|
{
|
|
/* lua mode is almost like the text mode, so we copy and patch it */
|
|
memcpy(&lua_mode, &text_mode, sizeof(ModeDef));
|
|
lua_mode.name = "Lua";
|
|
lua_mode.extensions = "lua";
|
|
lua_mode.mode_probe = lua_mode_probe;
|
|
lua_mode.colorize_func = lua_colorize_line;
|
|
|
|
qe_register_mode(&lua_mode);
|
|
qe_register_cmd_table(lua_commands, &lua_mode);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*---------------- Haskell coloring ----------------*/
|
|
|
|
static char const haskell_keywords[] = {
|
|
"|_|case|class|data|default|deriving|do|else|foreign"
|
|
"|if|import|in|infix|infixl|infixr|instance|let"
|
|
"|module|newtype|of|then|type|where"
|
|
"|"
|
|
};
|
|
|
|
enum {
|
|
IN_HASKELL_COMMENT = 0x10,
|
|
IN_HASKELL_STRING = 0x20,
|
|
IN_HASKELL_LEVEL = 0x0F,
|
|
};
|
|
|
|
enum {
|
|
HASKELL_STYLE_TEXT = QE_STYLE_DEFAULT,
|
|
HASKELL_STYLE_COMMENT = QE_STYLE_COMMENT,
|
|
HASKELL_STYLE_STRING = QE_STYLE_STRING,
|
|
HASKELL_STYLE_NUMBER = QE_STYLE_NUMBER,
|
|
HASKELL_STYLE_KEYWORD = QE_STYLE_KEYWORD,
|
|
HASKELL_STYLE_FUNCTION = QE_STYLE_FUNCTION,
|
|
HASKELL_STYLE_SYMBOL = QE_STYLE_NUMBER,
|
|
};
|
|
|
|
static inline int haskell_is_symbol(int c)
|
|
{
|
|
return qe_findchar("!#$%&+./<=>?@\\^|-~:", c);
|
|
}
|
|
|
|
void haskell_colorize_line(QEColorizeContext *cp,
|
|
unsigned int *str, int n, int mode_flags)
|
|
{
|
|
int i = 0, start = i, c, sep = 0, level = 0, klen;
|
|
int state = cp->colorize_state;
|
|
char kbuf[32];
|
|
|
|
if (state & IN_HASKELL_COMMENT)
|
|
goto parse_comment;
|
|
|
|
if (state & IN_HASKELL_STRING) {
|
|
sep = '\"';
|
|
state = 0;
|
|
while (qe_isspace(str[i]))
|
|
i++;
|
|
if (str[i] == '\\')
|
|
i++;
|
|
goto parse_string;
|
|
}
|
|
|
|
while (i < n) {
|
|
start = i;
|
|
c = str[i++];
|
|
switch (c) {
|
|
case '-':
|
|
if (str[i] == '-' && !haskell_is_symbol(str[i + 1])) {
|
|
i = n;
|
|
SET_COLOR(str, start, i, HASKELL_STYLE_COMMENT);
|
|
continue;
|
|
}
|
|
goto parse_symbol;
|
|
case '{':
|
|
if (str[i] == '-') {
|
|
state |= IN_HASKELL_COMMENT;
|
|
i++;
|
|
goto parse_comment;
|
|
}
|
|
/* FALL THRU */
|
|
case '}':
|
|
case '(':
|
|
case ')':
|
|
case '[':
|
|
case ']':
|
|
case ',':
|
|
case ';':
|
|
case '`':
|
|
/* special */
|
|
break;
|
|
|
|
parse_comment:
|
|
level = state & IN_HASKELL_LEVEL;
|
|
for (; i < n; i++) {
|
|
if (str[i] == '{' && str[i + 1] == '-') {
|
|
level++;
|
|
i++;
|
|
continue;
|
|
}
|
|
if (str[i] == '-' && str[i + 1] == '}') {
|
|
i++;
|
|
level--;
|
|
if (level == 0) {
|
|
i++;
|
|
state &= ~IN_HASKELL_COMMENT;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
state &= ~IN_HASKELL_COMMENT;
|
|
state |= level & IN_HASKELL_COMMENT;
|
|
SET_COLOR(str, start, i, HASKELL_STYLE_COMMENT);
|
|
continue;
|
|
|
|
case '\'':
|
|
case '\"':
|
|
/* parse string const */
|
|
sep = c;
|
|
parse_string:
|
|
while (i < n) {
|
|
c = str[i++];
|
|
if (c == '\\') {
|
|
if (i == n) {
|
|
if (sep == '\"') {
|
|
/* XXX: should ignore whitespace */
|
|
state = IN_HASKELL_STRING;
|
|
}
|
|
} else
|
|
if (str[i] == '^' && i + 1 < n && str[i + 1] != sep) {
|
|
i += 2;
|
|
} else {
|
|
i += 1;
|
|
}
|
|
} else
|
|
if (c == sep) {
|
|
break;
|
|
}
|
|
}
|
|
SET_COLOR(str, start, i, HASKELL_STYLE_STRING);
|
|
continue;
|
|
|
|
default:
|
|
if (qe_isdigit(c)) {
|
|
if (c == '0' && qe_tolower(str[i]) == 'o') {
|
|
/* octal numbers */
|
|
for (i += 1; qe_isoctdigit(str[i]); i++)
|
|
continue;
|
|
} else
|
|
if (c == '0' && qe_tolower(str[i]) == 'x') {
|
|
/* hexadecimal numbers */
|
|
for (i += 1; qe_isxdigit(str[i]); i++)
|
|
continue;
|
|
} else {
|
|
/* decimal numbers */
|
|
for (; qe_isdigit(str[i]); i++)
|
|
continue;
|
|
if (str[i] == '.' && qe_isdigit(str[i + 1])) {
|
|
/* decimal floats require a digit after the '.' */
|
|
for (i += 2; qe_isdigit(str[i]); i++)
|
|
continue;
|
|
if (qe_tolower(str[i]) == 'e') {
|
|
int k = i + 1;
|
|
if (str[k] == '+' || str[k] == '-')
|
|
k++;
|
|
if (qe_isdigit(str[k])) {
|
|
for (i = k + 1; qe_isdigit(str[i]); i++)
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
/* XXX: should detect malformed number constants */
|
|
SET_COLOR(str, start, i, HASKELL_STYLE_NUMBER);
|
|
continue;
|
|
}
|
|
if (qe_isalpha_(c)) {
|
|
for (klen = 0, i--; qe_isalnum_(str[i]) || str[i] == '\''; i++) {
|
|
if (klen < countof(kbuf) - 1)
|
|
kbuf[klen++] = str[i];
|
|
}
|
|
kbuf[klen] = '\0';
|
|
|
|
if (strfind(haskell_keywords, kbuf)) {
|
|
SET_COLOR(str, start, i, HASKELL_STYLE_KEYWORD);
|
|
continue;
|
|
}
|
|
while (qe_isblank(str[i]))
|
|
i++;
|
|
if (str[i] == '(') {
|
|
SET_COLOR(str, start, i, HASKELL_STYLE_FUNCTION);
|
|
continue;
|
|
}
|
|
continue;
|
|
}
|
|
parse_symbol:
|
|
if (haskell_is_symbol(c)) {
|
|
for (; haskell_is_symbol(str[i]); i++)
|
|
continue;
|
|
SET_COLOR(str, start, i, HASKELL_STYLE_SYMBOL);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
cp->colorize_state = state;
|
|
}
|
|
|
|
static int haskell_mode_probe(ModeDef *mode, ModeProbeData *p)
|
|
{
|
|
if (match_extension(p->filename, mode->extensions))
|
|
return 80;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static CmdDef haskell_commands[] = {
|
|
CMD_DEF_END,
|
|
};
|
|
|
|
static ModeDef haskell_mode;
|
|
|
|
static int haskell_init(void)
|
|
{
|
|
/* haskell mode is almost like the text mode, so we copy and patch it */
|
|
memcpy(&haskell_mode, &text_mode, sizeof(ModeDef));
|
|
haskell_mode.name = "Haskell";
|
|
haskell_mode.extensions = "hs|haskell";
|
|
haskell_mode.mode_probe = haskell_mode_probe;
|
|
haskell_mode.colorize_func = haskell_colorize_line;
|
|
|
|
qe_register_mode(&haskell_mode);
|
|
qe_register_cmd_table(haskell_commands, &haskell_mode);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*---------------- Python coloring ----------------*/
|
|
|
|
static char const python_keywords[] = {
|
|
"|False|None|True|and|as|assert|break|class|continue"
|
|
"|def|del|elif|else|except|finally|for|from|global"
|
|
"|if|import|in|is|lambda|nonlocal|not|or|pass|raise"
|
|
"|return|try|while|with|yield"
|
|
"|"
|
|
};
|
|
|
|
enum {
|
|
IN_PYTHON_COMMENT = 0x80,
|
|
IN_PYTHON_STRING = 0x40,
|
|
IN_PYTHON_STRING2 = 0x20,
|
|
IN_PYTHON_LONG_STRING = 0x10,
|
|
IN_PYTHON_LONG_STRING2 = 0x08,
|
|
IN_PYTHON_RAW_STRING = 0x04,
|
|
};
|
|
|
|
enum {
|
|
PYTHON_STYLE_TEXT = QE_STYLE_DEFAULT,
|
|
PYTHON_STYLE_COMMENT = QE_STYLE_COMMENT,
|
|
PYTHON_STYLE_STRING = QE_STYLE_STRING,
|
|
PYTHON_STYLE_NUMBER = QE_STYLE_NUMBER,
|
|
PYTHON_STYLE_KEYWORD = QE_STYLE_KEYWORD,
|
|
PYTHON_STYLE_FUNCTION = QE_STYLE_FUNCTION,
|
|
};
|
|
|
|
void python_colorize_line(QEColorizeContext *cp,
|
|
unsigned int *str, int n, int mode_flags)
|
|
{
|
|
int i = 0, start = i, c, sep = 0, klen;
|
|
int state = cp->colorize_state;
|
|
char kbuf[32];
|
|
|
|
if (state & IN_PYTHON_STRING) {
|
|
sep = '\'';
|
|
goto parse_string;
|
|
}
|
|
if (state & IN_PYTHON_STRING2) {
|
|
sep = '\"';
|
|
goto parse_string;
|
|
}
|
|
if (state & IN_PYTHON_LONG_STRING) {
|
|
sep = '\'';
|
|
goto parse_long_string;
|
|
}
|
|
if (state & IN_PYTHON_LONG_STRING2) {
|
|
sep = '\"';
|
|
goto parse_long_string;
|
|
}
|
|
|
|
while (i < n) {
|
|
start = i;
|
|
c = str[i++];
|
|
switch (c) {
|
|
case '#':
|
|
i = n;
|
|
SET_COLOR(str, start, i, PYTHON_STYLE_COMMENT);
|
|
continue;
|
|
|
|
case '\'':
|
|
case '\"':
|
|
/* parse string const */
|
|
i--;
|
|
has_quote:
|
|
sep = str[i++];
|
|
if (str[i] == sep && str[i + 1] == sep) {
|
|
/* long string */
|
|
state = (sep == '\"') ? IN_PYTHON_LONG_STRING2 :
|
|
IN_PYTHON_LONG_STRING;
|
|
i += 2;
|
|
parse_long_string:
|
|
while (i < n) {
|
|
c = str[i++];
|
|
if (!(state & IN_PYTHON_RAW_STRING) && c == '\\') {
|
|
if (i < n) {
|
|
i += 1;
|
|
}
|
|
} else
|
|
if (c == sep && str[i] == sep && str[i + 1] == sep) {
|
|
i += 2;
|
|
state = 0;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
state = (sep == '\"') ? IN_PYTHON_STRING2 : IN_PYTHON_STRING;
|
|
parse_string:
|
|
while (i < n) {
|
|
c = str[i++];
|
|
if (!(state & IN_PYTHON_RAW_STRING) && c == '\\') {
|
|
if (i < n) {
|
|
i += 1;
|
|
}
|
|
} else
|
|
if (c == sep) {
|
|
state = 0;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
SET_COLOR(str, start, i, PYTHON_STYLE_STRING);
|
|
continue;
|
|
|
|
case '.':
|
|
if (qe_isdigit(str[i]))
|
|
goto parse_decimal;
|
|
break;
|
|
|
|
case 'b':
|
|
case 'B':
|
|
if (qe_tolower(str[i]) == 'r'
|
|
&& (str[i + 1] == '\'' || str[i + 1] == '\"')) {
|
|
state |= IN_PYTHON_RAW_STRING;
|
|
i += 1;
|
|
goto has_quote;
|
|
}
|
|
goto has_alpha;
|
|
|
|
case 'r':
|
|
case 'R':
|
|
if (qe_tolower(str[i]) == 'b'
|
|
&& (str[i + 1] == '\'' || str[i + 1] == '\"')) {
|
|
state |= IN_PYTHON_RAW_STRING;
|
|
i += 1;
|
|
goto has_quote;
|
|
}
|
|
if ((str[i] == '\'' || str[i] == '\"')) {
|
|
state |= IN_PYTHON_RAW_STRING;
|
|
goto has_quote;
|
|
}
|
|
goto has_alpha;
|
|
|
|
default:
|
|
if (qe_isdigit(c)) {
|
|
if (c == '0' && qe_tolower(str[i]) == 'b') {
|
|
/* binary numbers */
|
|
for (i += 1; qe_isbindigit(str[i]); i++)
|
|
continue;
|
|
} else
|
|
if (c == '0' && qe_tolower(str[i]) == 'o') {
|
|
/* octal numbers */
|
|
for (i += 1; qe_isoctdigit(str[i]); i++)
|
|
continue;
|
|
} else
|
|
if (c == '0' && qe_tolower(str[i]) == 'x') {
|
|
/* hexadecimal numbers */
|
|
for (i += 1; qe_isxdigit(str[i]); i++)
|
|
continue;
|
|
} else {
|
|
/* decimal numbers */
|
|
for (; qe_isdigit(str[i]); i++)
|
|
continue;
|
|
if (str[i] == '.' && qe_isdigit(str[i + 1])) {
|
|
i++;
|
|
parse_decimal:
|
|
/* decimal floats require a digit after the '.' */
|
|
for (; qe_isdigit(str[i]); i++)
|
|
continue;
|
|
}
|
|
if (qe_tolower(str[i]) == 'e') {
|
|
int k = i + 1;
|
|
if (str[k] == '+' || str[k] == '-')
|
|
k++;
|
|
if (qe_isdigit(str[k])) {
|
|
for (i = k + 1; qe_isdigit(str[i]); i++)
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
if (qe_tolower(str[i]) == 'j') {
|
|
i++;
|
|
}
|
|
|
|
/* XXX: should detect malformed number constants */
|
|
SET_COLOR(str, start, i, PYTHON_STYLE_NUMBER);
|
|
continue;
|
|
}
|
|
has_alpha:
|
|
if (qe_isalpha_(c)) {
|
|
for (klen = 0, i--; qe_isalnum_(str[i]); i++) {
|
|
if (klen < countof(kbuf) - 1)
|
|
kbuf[klen++] = str[i];
|
|
}
|
|
kbuf[klen] = '\0';
|
|
|
|
if (strfind(python_keywords, kbuf)) {
|
|
SET_COLOR(str, start, i, PYTHON_STYLE_KEYWORD);
|
|
continue;
|
|
}
|
|
while (qe_isblank(str[i]))
|
|
i++;
|
|
if (str[i] == '(') {
|
|
SET_COLOR(str, start, i, PYTHON_STYLE_FUNCTION);
|
|
continue;
|
|
}
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
cp->colorize_state = state;
|
|
}
|
|
|
|
static int python_mode_probe(ModeDef *mode, ModeProbeData *p)
|
|
{
|
|
if (match_extension(p->filename, mode->extensions))
|
|
return 80;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static CmdDef python_commands[] = {
|
|
CMD_DEF_END,
|
|
};
|
|
|
|
static ModeDef python_mode;
|
|
|
|
static int python_init(void)
|
|
{
|
|
/* python mode is almost like the text mode, so we copy and patch it */
|
|
memcpy(&python_mode, &text_mode, sizeof(ModeDef));
|
|
python_mode.name = "Python";
|
|
python_mode.extensions = "py";
|
|
python_mode.mode_probe = python_mode_probe;
|
|
python_mode.colorize_func = python_colorize_line;
|
|
|
|
qe_register_mode(&python_mode);
|
|
qe_register_cmd_table(python_commands, &python_mode);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*---------------- Ruby script coloring ----------------*/
|
|
|
|
static char const ruby_keywords[] = {
|
|
"|__ENCODING__|__END__|__FILE__|__LINE__"
|
|
"|BEGIN|END|alias|and|assert|begin|break"
|
|
"|call|case|catch|class|def|defined?|do"
|
|
"|else|elsif|end|ensure|eval|exit|extend"
|
|
"|false|for|if|in|include|lambda|lambda?|loop"
|
|
"|module|new|next|nil|not|or|private|proc"
|
|
"|raise|refute|require|rescue|retry|return"
|
|
"|self|super|then|throw|true|unless|until"
|
|
"|when|while|yield"
|
|
"|"
|
|
};
|
|
|
|
/* Ruby operators:
|
|
* ` + - +@ -@ * / % << >> < <= > >= =
|
|
* == === <=> [] []= ** ! ~ != !~ =~ & | ^
|
|
*/
|
|
|
|
enum {
|
|
IN_RUBY_HEREDOC = 0x80,
|
|
IN_RUBY_HD_INDENT = 0x40,
|
|
IN_RUBY_HD_SIG = 0x3f,
|
|
IN_RUBY_COMMENT = 0x40,
|
|
IN_RUBY_STRING = 0x20 /* single quote */,
|
|
IN_RUBY_STRING2 = 0x10 /* double quote */,
|
|
IN_RUBY_STRING3 = 0x08 /* back quote */,
|
|
IN_RUBY_STRING4 = 0x04 /* %q{...} */,
|
|
IN_RUBY_REGEX = 0x02,
|
|
IN_RUBY_POD = 0x01,
|
|
};
|
|
|
|
enum {
|
|
RUBY_STYLE_TEXT = QE_STYLE_DEFAULT,
|
|
RUBY_STYLE_COMMENT = QE_STYLE_COMMENT,
|
|
RUBY_STYLE_STRING = QE_STYLE_STRING,
|
|
RUBY_STYLE_STRING2 = QE_STYLE_STRING,
|
|
RUBY_STYLE_STRING3 = QE_STYLE_STRING,
|
|
RUBY_STYLE_STRING4 = QE_STYLE_STRING,
|
|
RUBY_STYLE_REGEX = QE_STYLE_STRING_Q,
|
|
RUBY_STYLE_NUMBER = QE_STYLE_NUMBER,
|
|
RUBY_STYLE_KEYWORD = QE_STYLE_KEYWORD,
|
|
RUBY_STYLE_FUNCTION = QE_STYLE_FUNCTION,
|
|
RUBY_STYLE_MEMBER = QE_STYLE_VARIABLE,
|
|
RUBY_STYLE_HEREDOC = QE_STYLE_PREPROCESS,
|
|
};
|
|
|
|
static int ruby_get_name(char *buf, int size, unsigned int *str)
|
|
{
|
|
int len, i = 0, j;
|
|
|
|
for (len = 0, j = i; qe_isalnum_(str[j]); j++) {
|
|
if (len < size - 1)
|
|
buf[len++] = str[j];
|
|
}
|
|
if (str[j] == '?' || str[j] == '!') {
|
|
if (len < size - 1)
|
|
buf[len++] = str[j];
|
|
j++;
|
|
}
|
|
if (len < size) {
|
|
buf[len] = '\0';
|
|
}
|
|
return j - i;
|
|
}
|
|
|
|
void ruby_colorize_line(QEColorizeContext *cp,
|
|
unsigned int *str, int n, int mode_flags)
|
|
{
|
|
int i = 0, j, start = i, c, indent, sig, style;
|
|
static int sep, sep0, level; /* XXX: ugly patch */
|
|
int state = cp->colorize_state;
|
|
char kbuf[32];
|
|
|
|
for (indent = 0; qe_isspace(str[indent]); indent++)
|
|
continue;
|
|
|
|
if (state & IN_RUBY_HEREDOC) {
|
|
if (state & IN_RUBY_HD_INDENT) {
|
|
while (qe_isspace(str[i]))
|
|
i++;
|
|
}
|
|
sig = 0;
|
|
if (qe_isalpha_(str[i])) {
|
|
sig = str[i++] % 61;
|
|
for (; qe_isalnum_(str[i]); i++) {
|
|
sig = ((sig << 6) + str[i]) % 61;
|
|
}
|
|
}
|
|
for (; qe_isspace(str[i]); i++)
|
|
continue;
|
|
i = n;
|
|
SET_COLOR(str, start, i, RUBY_STYLE_HEREDOC);
|
|
if (i > 0 && i == n && (state & IN_RUBY_HD_SIG) == (sig & IN_RUBY_HD_SIG))
|
|
state &= ~(IN_RUBY_HEREDOC | IN_RUBY_HD_INDENT | IN_RUBY_HD_SIG);
|
|
} else {
|
|
if (state & IN_RUBY_COMMENT)
|
|
goto parse_c_comment;
|
|
|
|
if (state & IN_RUBY_REGEX)
|
|
goto parse_regex;
|
|
|
|
if (state & IN_RUBY_STRING)
|
|
goto parse_string;
|
|
|
|
if (state & IN_RUBY_STRING2)
|
|
goto parse_string2;
|
|
|
|
if (state & IN_RUBY_STRING3)
|
|
goto parse_string3;
|
|
|
|
if (state & IN_RUBY_STRING4)
|
|
goto parse_string4;
|
|
|
|
if (str[i] == '=' && qe_isalpha(str[i + 1])) {
|
|
state |= IN_RUBY_POD;
|
|
}
|
|
if (state & IN_RUBY_POD) {
|
|
if (ustrstart(str + i, "=end", NULL)) {
|
|
state &= ~IN_RUBY_POD;
|
|
}
|
|
style = RUBY_STYLE_COMMENT;
|
|
if (str[i] == '=' && qe_isalpha(str[i + 1]))
|
|
style = RUBY_STYLE_KEYWORD;
|
|
i = n;
|
|
SET_COLOR(str, start, i, style);
|
|
}
|
|
}
|
|
|
|
while (i < n && qe_isspace(str[i]))
|
|
i++;
|
|
|
|
indent = i;
|
|
|
|
while (i < n) {
|
|
start = i;
|
|
c = str[i++];
|
|
switch (c) {
|
|
case '/':
|
|
if (str[i] == '*') {
|
|
/* C comment */
|
|
i++;
|
|
parse_c_comment:
|
|
state = IN_RUBY_COMMENT;
|
|
for (; i < n; i++) {
|
|
if (str[i] == '*' && str[i + 1] == '/') {
|
|
i += 2;
|
|
state &= ~IN_RUBY_COMMENT;
|
|
break;
|
|
}
|
|
}
|
|
goto comment;
|
|
}
|
|
if (start == indent
|
|
|| (str[i] != ' ' && str[i] != '='
|
|
&& !qe_isalnum(str[i - 2] & CHAR_MASK)
|
|
&& str[i - 2] != ')')) {
|
|
/* XXX: should use context to tell regex from divide */
|
|
/* parse regex */
|
|
state = IN_RUBY_REGEX;
|
|
parse_regex:
|
|
while (i < n) {
|
|
/* XXX: should ignore / inside char classes */
|
|
c = str[i++];
|
|
if (c == '\\') {
|
|
if (i < n) {
|
|
i += 1;
|
|
}
|
|
} else
|
|
if (c == '#' && str[i] == '{') {
|
|
/* should parse full syntax */
|
|
while (i < n && str[i++] != '}')
|
|
continue;
|
|
} else
|
|
if (c == '/') {
|
|
while (qe_findchar("ensuimox", str[i])) {
|
|
i++;
|
|
}
|
|
state = 0;
|
|
break;
|
|
}
|
|
}
|
|
SET_COLOR(str, start, i, RUBY_STYLE_REGEX);
|
|
continue;
|
|
}
|
|
break;
|
|
|
|
case '#':
|
|
i = n;
|
|
comment:
|
|
SET_COLOR(str, start, i, RUBY_STYLE_COMMENT);
|
|
continue;
|
|
|
|
case '%':
|
|
/* parse alternate string/array syntaxes */
|
|
if (str[i] != '\0' && !qe_isspace(str[i]) && !qe_isalnum(str[i]))
|
|
goto has_string4;
|
|
|
|
if (str[i] == 'q' || str[i] == 'Q'
|
|
|| str[i] == 'r' || str[i] == 'x'
|
|
|| str[i] == 'w' || str[i] == 'W') {
|
|
i++;
|
|
has_string4:
|
|
level = 0;
|
|
sep = sep0 = str[i++];
|
|
if (sep == '{') sep = '}';
|
|
if (sep == '(') sep = ')';
|
|
if (sep == '[') sep = ']';
|
|
if (sep == '<') sep = '>';
|
|
/* parse special string const */
|
|
state = IN_RUBY_STRING4;
|
|
parse_string4:
|
|
while (i < n) {
|
|
c = str[i++];
|
|
if (c == sep) {
|
|
if (level-- == 0) {
|
|
state = level = 0;
|
|
break;
|
|
}
|
|
/* XXX: should parse regex modifiers if %r */
|
|
} else
|
|
if (c == sep0) {
|
|
level++;
|
|
} else
|
|
if (c == '#' && str[i] == '{') {
|
|
/* XXX: should no parse if %q */
|
|
/* XXX: should parse full syntax */
|
|
while (i < n && str[i++] != '}')
|
|
continue;
|
|
} else
|
|
if (c == '\\') {
|
|
if (i < n) {
|
|
i += 1;
|
|
}
|
|
}
|
|
}
|
|
SET_COLOR(str, start, i, RUBY_STYLE_STRING4);
|
|
continue;
|
|
}
|
|
break;
|
|
|
|
case '\'':
|
|
/* parse single quoted string const */
|
|
state = IN_RUBY_STRING;
|
|
parse_string:
|
|
while (i < n) {
|
|
c = str[i++];
|
|
if (c == '\\' && (str[i] == '\\' || str[i] == '\'')) {
|
|
i += 1;
|
|
} else
|
|
if (c == '\'') {
|
|
state = 0;
|
|
break;
|
|
}
|
|
}
|
|
SET_COLOR(str, start, i, RUBY_STYLE_STRING);
|
|
continue;
|
|
|
|
case '`':
|
|
/* parse single quoted string const */
|
|
state = IN_RUBY_STRING3;
|
|
parse_string3:
|
|
while (i < n) {
|
|
c = str[i++];
|
|
if (c == '\\' && (str[i] == '\\' || str[i] == '\'')) {
|
|
i += 1;
|
|
} else
|
|
if (c == '#' && str[i] == '{') {
|
|
/* should parse full syntax */
|
|
while (i < n && str[i++] != '}')
|
|
continue;
|
|
} else
|
|
if (c == '`') {
|
|
state = 0;
|
|
break;
|
|
}
|
|
}
|
|
SET_COLOR(str, start, i, RUBY_STYLE_STRING3);
|
|
continue;
|
|
|
|
case '\"':
|
|
/* parse double quoted string const */
|
|
c = '\0';
|
|
parse_string2:
|
|
while (i < n) {
|
|
c = str[i++];
|
|
if (c == '\\') {
|
|
if (i < n) {
|
|
i += 1;
|
|
}
|
|
} else
|
|
if (c == '#' && str[i] == '{') {
|
|
/* should parse full syntax */
|
|
while (i < n && str[i++] != '}')
|
|
continue;
|
|
} else
|
|
if (c == '\"') {
|
|
break;
|
|
}
|
|
}
|
|
if (c == '\"') {
|
|
if (state == IN_RUBY_STRING2)
|
|
state = 0;
|
|
} else {
|
|
if (state == 0)
|
|
state = IN_RUBY_STRING2;
|
|
}
|
|
SET_COLOR(str, start, i, RUBY_STYLE_STRING2);
|
|
continue;
|
|
|
|
case '<':
|
|
if (str[i] == '<') {
|
|
/* XXX: should use context to tell lshift from heredoc:
|
|
* here documents are introduced by monadic <<.
|
|
* Monadic use could be detected in some contexts, such
|
|
* as eval(<<EOS), but not in the general case.
|
|
* We use a heuristical approach: let's assume here
|
|
* document ids are not separated from the << by white
|
|
* space.
|
|
* XXX: should parse full here document syntax.
|
|
*/
|
|
sig = 0;
|
|
j = i + 1;
|
|
if (str[j] == '-') {
|
|
j++;
|
|
}
|
|
if ((str[j] == '\'' || str[j] == '\"')
|
|
&& qe_isalpha_(str[j + 1])) {
|
|
sep = str[j++];
|
|
sig = str[j++] % 61;
|
|
for (; qe_isalnum_(str[j]); j++) {
|
|
sig = ((sig << 6) + str[j]) % 61;
|
|
}
|
|
if (str[j++] != sep)
|
|
break;
|
|
} else
|
|
if (qe_isalpha_(str[j])) {
|
|
sig = str[j++] % 61;
|
|
for (; qe_isalnum_(str[j]); j++) {
|
|
sig = ((sig << 6) + str[j]) % 61;
|
|
}
|
|
}
|
|
if (sig) {
|
|
/* Multiple here documents can be specified on the
|
|
* same line, only the last one will prevail, which
|
|
* is OK for coloring purposes.
|
|
* state will be cleared if a string or a comment
|
|
* start on the line after the << operator. This
|
|
* is a bug due to limited state bits.
|
|
*/
|
|
state &= ~(IN_RUBY_HEREDOC | IN_RUBY_HD_INDENT | IN_RUBY_HD_SIG);
|
|
state |= IN_RUBY_HEREDOC;
|
|
if (str[i + 1] == '-') {
|
|
state |= IN_RUBY_HD_INDENT;
|
|
}
|
|
state |= (sig & IN_RUBY_HD_SIG);
|
|
i = j;
|
|
SET_COLOR(str, start, i, RUBY_STYLE_HEREDOC);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case '?':
|
|
/* XXX: should parse character constants */
|
|
break;
|
|
|
|
case '.':
|
|
if (qe_isdigit_(str[i]))
|
|
goto parse_decimal;
|
|
break;
|
|
|
|
case '$':
|
|
/* XXX: should parse precise $ syntax,
|
|
* skip $" and $' for now
|
|
*/
|
|
if (i < n)
|
|
i++;
|
|
break;
|
|
|
|
case ':':
|
|
/* XXX: should parse Ruby symbol */
|
|
break;
|
|
|
|
case '@':
|
|
i += ruby_get_name(kbuf, countof(kbuf), str + i);
|
|
SET_COLOR(str, start, i, RUBY_STYLE_MEMBER);
|
|
continue;
|
|
|
|
default:
|
|
if (qe_isdigit(c)) {
|
|
if (c == '0' && qe_tolower(str[i]) == 'b') {
|
|
/* binary numbers */
|
|
for (i += 1; qe_isbindigit(str[i]) || str[i] == '_'; i++)
|
|
continue;
|
|
} else
|
|
if (c == '0' && qe_tolower(str[i]) == 'o') {
|
|
/* octal numbers */
|
|
for (i += 1; qe_isoctdigit(str[i]) || str[i] == '_'; i++)
|
|
continue;
|
|
} else
|
|
if (c == '0' && qe_tolower(str[i]) == 'x') {
|
|
/* hexadecimal numbers */
|
|
for (i += 1; qe_isxdigit(str[i]) || str[i] == '_'; i++)
|
|
continue;
|
|
} else
|
|
if (c == '0' && qe_tolower(str[i]) == 'd') {
|
|
/* hexadecimal numbers */
|
|
for (i += 1; qe_isdigit_(str[i]); i++)
|
|
continue;
|
|
} else {
|
|
/* decimal numbers */
|
|
for (; qe_isdigit_(str[i]); i++)
|
|
continue;
|
|
if (str[i] == '.') {
|
|
i++;
|
|
parse_decimal:
|
|
for (; qe_isdigit_(str[i]); i++)
|
|
continue;
|
|
}
|
|
if (qe_tolower(str[i]) == 'e') {
|
|
int k = i + 1;
|
|
if (str[k] == '+' || str[k] == '-')
|
|
k++;
|
|
if (qe_isdigit_(str[k])) {
|
|
for (i = k + 1; qe_isdigit_(str[i]); i++)
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
/* XXX: should detect malformed number constants */
|
|
SET_COLOR(str, start, i, RUBY_STYLE_NUMBER);
|
|
continue;
|
|
}
|
|
if (qe_isalpha_(c)) {
|
|
i--;
|
|
i += ruby_get_name(kbuf, countof(kbuf), str + i);
|
|
|
|
if (strfind(ruby_keywords, kbuf)) {
|
|
SET_COLOR(str, start, i, RUBY_STYLE_KEYWORD);
|
|
continue;
|
|
}
|
|
while (qe_isblank(str[i]))
|
|
i++;
|
|
if (str[i] == '(' || str[i] == '{') {
|
|
SET_COLOR(str, start, i, RUBY_STYLE_FUNCTION);
|
|
continue;
|
|
}
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
cp->colorize_state = state;
|
|
}
|
|
|
|
static int ruby_mode_probe(ModeDef *mode, ModeProbeData *p)
|
|
{
|
|
if (match_extension(p->filename, mode->extensions)
|
|
|| stristart(p->filename, "Rakefile", NULL))
|
|
return 80;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static CmdDef ruby_commands[] = {
|
|
CMD_DEF_END,
|
|
};
|
|
|
|
static ModeDef ruby_mode;
|
|
|
|
static int ruby_init(void)
|
|
{
|
|
/* ruby mode is almost like the text mode, so we copy and patch it */
|
|
memcpy(&ruby_mode, &text_mode, sizeof(ModeDef));
|
|
ruby_mode.name = "Ruby";
|
|
ruby_mode.extensions = "rb|gemspec";
|
|
ruby_mode.mode_probe = ruby_mode_probe;
|
|
ruby_mode.colorize_func = ruby_colorize_line;
|
|
|
|
qe_register_mode(&ruby_mode);
|
|
qe_register_cmd_table(ruby_commands, &ruby_mode);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*----------------*/
|
|
|
|
static int extra_modes_init(void)
|
|
{
|
|
asm_init();
|
|
basic_init();
|
|
pascal_init();
|
|
ini_init();
|
|
ps_init();
|
|
sql_init();
|
|
lua_init();
|
|
haskell_init();
|
|
python_init();
|
|
ruby_init();
|
|
return 0;
|
|
}
|
|
|
|
qe_module_init(extra_modes_init);
|