src/javacodegen.c

Sat, 25 Apr 2015 19:01:16 +0200

author
Mike Becker <universe@uap-core.de>
date
Sat, 25 Apr 2015 19:01:16 +0200
changeset 28
1be8ea902ef4
parent 26
05c3c6842aef
child 29
ec6e97454e64
permissions
-rw-r--r--

fixed string highlighting when different quote symbol is in string

universe@21 1 /*
universe@21 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
universe@21 3 *
olaf@24 4 * Copyright 2015 Mike Becker. All rights reserved.
universe@21 5 *
universe@21 6 * Redistribution and use in source and binary forms, with or without
universe@21 7 * modification, are permitted provided that the following conditions are met:
universe@21 8 *
universe@21 9 * 1. Redistributions of source code must retain the above copyright
universe@21 10 * notice, this list of conditions and the following disclaimer.
universe@21 11 *
universe@21 12 * 2. Redistributions in binary form must reproduce the above copyright
universe@21 13 * notice, this list of conditions and the following disclaimer in the
universe@21 14 * documentation and/or other materials provided with the distribution.
universe@21 15 *
universe@21 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
universe@21 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
universe@21 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
universe@21 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
universe@21 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
universe@21 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
universe@21 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
universe@21 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
universe@21 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
universe@21 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
universe@21 26 * POSSIBILITY OF SUCH DAMAGE.
universe@21 27 *
universe@21 28 */
universe@21 29
universe@21 30 #include "javacodegen.h"
universe@21 31 #include <string.h>
universe@21 32 #include <ctype.h>
universe@21 33
universe@21 34 const char* jkeywords[] = {
universe@21 35 "abstract", "continue", "for", "new", "switch", "assert", "default", "goto",
universe@21 36 "package", "synchronized", "boolean", "do", "if", "private", "this",
universe@21 37 "break", "double", "implements", "protected", "throw", "byte", "else",
universe@21 38 "import", "public", "throws", "case", "enum", "instanceof", "return",
universe@21 39 "transient", "catch", "extends", "int", "short", "try", "char", "final",
universe@21 40 "interface", "static", "void", "class", "finally", "long", "strictfp",
universe@21 41 "volatile", "const", "float", "native", "super", "while", NULL
universe@21 42 };
universe@21 43
universe@21 44 int isjtype(char *word, size_t len) {
universe@21 45 return isupper(word[0]);
universe@21 46 }
universe@21 47
universe@21 48 int isjdirective(char *word) {
universe@21 49 return word[0] == '@';
universe@21 50 }
universe@21 51
universe@21 52 void jparseline(char *src, char *dest, highlighter_t *hltr) {
universe@21 53 size_t sp = 0, dp = 0;
universe@21 54 /* indent */
universe@21 55 while (isspace(src[sp])) {
universe@21 56 dest[dp++] = src[sp++];
universe@21 57 }
universe@21 58
universe@21 59 memset(hltr->word, 0, WORDBUF_SIZE);
universe@21 60 size_t wp = 0;
universe@21 61 int isstring = 0, iscomment = 0, isimport = 0;
universe@28 62 char quote = '\0';
universe@21 63 int isescaping = 0;
universe@21 64
universe@21 65 if (hltr->iscommentml) {
universe@21 66 iscomment = 1;
universe@21 67 memcpy(&(dest[dp]), "<span class=\"c2html-comment\">", 29);
universe@21 68 dp += 29;
universe@21 69 }
universe@21 70
universe@21 71 for (char c = src[sp] ; c ; c=src[++sp]) {
universe@21 72 /* comments */
universe@26 73 if (!isstring && c == '/') {
universe@21 74 if (hltr->iscommentml && sp > 0 && src[sp-1] == '*') {
universe@21 75 iscomment = 0;
universe@21 76 hltr->iscommentml = 0;
universe@21 77 memcpy(&(dest[dp]), "/</span>", 8);
universe@21 78 dp += 8;
universe@21 79 continue;
universe@21 80 } else if (!iscomment && (src[sp+1] == '/' || src[sp+1] == '*')) {
universe@21 81 iscomment = 1;
universe@21 82 hltr->iscommentml = (src[sp+1] == '*');
universe@21 83 memcpy(&(dest[dp]), "<span class=\"c2html-comment\">", 29);
universe@21 84 dp += 29;
universe@21 85 }
universe@21 86 }
universe@21 87
universe@21 88 if (iscomment) {
universe@21 89 if (c == '\n') {
universe@21 90 memcpy(&(dest[dp]), "</span>", 7);
universe@21 91 dp += 7;
universe@21 92 }
universe@21 93 dp = writeescapedchar(dest, dp, c);
universe@21 94 } else if (isimport) {
universe@21 95 // TODO: local imports
universe@21 96 } else {
universe@21 97 /* strings */
universe@21 98 if (!isescaping && (c == '\'' || c == '\"')) {
universe@21 99 if (isstring) {
universe@28 100 if (c == quote) {
universe@28 101 isstring = 0;
universe@28 102 memcpy(&(dest[dp]), "<span class=\"c2html-string\">", 28);
universe@28 103 dp += 28;
universe@28 104 dp = writeescapedchar(dest, dp, c);
universe@28 105 } else {
universe@28 106 dp = writeescapedchar(dest, dp, c);
universe@28 107 }
universe@21 108 } else {
universe@28 109 isstring = 1;
universe@28 110 quote = c;
universe@21 111 dp = writeescapedchar(dest, dp, c);
universe@21 112 memcpy(&(dest[dp]), "</span>", 7);
universe@21 113 dp += 7;
universe@21 114 }
universe@21 115 } else {
universe@21 116 if (isstring) {
universe@21 117 dp = writeescapedchar(dest, dp, c);
universe@21 118 } else if (!iswordcharacter(c)) {
universe@21 119 /* interpret word int_t */
universe@21 120 if (wp > 0 && wp < WORDBUF_SIZE) {
universe@21 121 int closespan = 1;
universe@21 122 if (iskeyword(hltr->word, hltr->keywords)) {
universe@21 123 memcpy(&(dest[dp]),
universe@21 124 "<span class=\"c2html-keyword\">", 29);
universe@21 125 dp += 29;
universe@21 126 } else if (hltr->istype(hltr->word, wp)) {
universe@21 127 memcpy(&(dest[dp]),
universe@21 128 "<span class=\"c2html-type\">", 26);
universe@21 129 dp += 26;
universe@21 130 } else if (hltr->isdirective(hltr->word)) {
universe@21 131 memcpy(&(dest[dp]),
universe@21 132 "<span class=\"c2html-directive\">", 31);
universe@21 133 dp += 31;
universe@21 134 } else if (iscapsonly(hltr->word, wp)) {
universe@21 135 memcpy(&(dest[dp]),
universe@21 136 "<span class=\"c2html-macroconst\">", 32);
universe@21 137 dp += 32;
universe@21 138 } else {
universe@21 139 closespan = 0;
universe@21 140 }
universe@21 141 for (int i = 0 ; i < wp ; i++) {
universe@21 142 dp = writeescapedchar(dest, dp, hltr->word[i]);
universe@21 143 }
universe@21 144 if (closespan) {
universe@21 145 memcpy(&(dest[dp]), "</span>", 7);
universe@21 146 dp += 7;
universe@21 147 }
universe@21 148 }
universe@21 149 memset(hltr->word, 0, WORDBUF_SIZE);
universe@21 150 wp = 0;
universe@21 151 dp = writeescapedchar(dest, dp, c);
universe@21 152 } else {
universe@21 153 /* read word */
universe@21 154 if (wp < WORDBUF_SIZE) {
universe@21 155 hltr->word[wp++] = c;
universe@21 156 } else if (wp == WORDBUF_SIZE) {
universe@21 157 for (int i = 0 ; i < WORDBUF_SIZE ; i++) {
universe@21 158 dp = writeescapedchar(dest, dp, hltr->word[i]);
universe@21 159 }
universe@21 160 wp++;
universe@21 161 dp = writeescapedchar(dest, dp, c);
universe@21 162 } else {
universe@21 163 dp = writeescapedchar(dest, dp, c);
universe@21 164 }
universe@21 165 }
universe@21 166 }
universe@21 167
universe@21 168 isescaping = !isescaping & (c == '\\');
universe@21 169 }
universe@21 170 }
universe@21 171 dest[dp] = 0;
universe@21 172 }

mercurial