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Reimplemented syntax highlighting...

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This commit is contained in:
Ognjen Milan Robovic 2023-11-17 08:08:39 -05:00
parent e52cb513c9
commit 2123c3d2eb
1 changed files with 80 additions and 12 deletions
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92
chapter/chapter_4.c
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@ -72,8 +72,8 @@ static void syntax_delete (void) {
// } while (--syntax_count != -1);
for (offset = 0; offset < syntax_count; ++offset) {
syntax_begin [syntax_count] = deallocate (syntax_begin [syntax_count]);
syntax_end [syntax_count] = deallocate (syntax_end [syntax_count]);
syntax_begin [offset] = deallocate (syntax_begin [offset]);
syntax_end [offset] = deallocate (syntax_end [offset]);
}
syntax_enrange = deallocate (syntax_enrange);
@ -132,13 +132,17 @@ static int syntax_select (char * string, int * length) {
for (select = offset = 0; select != syntax_count; ++select) {
if (syntax_enrange [select] == FALSE) {
if (string_compare_limit (string, syntax_begin [select], string_length (syntax_begin [select])) != 0) {
goto selected;
if (string_compare_limit (string, syntax_begin [select], string_length (syntax_begin [select])) == TRUE) {
break; // We need to limit our string comparisson function.
} else {
continue;
}
} else {
for (subset = 0; subset != string_length (syntax_begin [select]); ++subset) {
if (string [offset] == syntax_begin [select] [subset]) {
goto selected;
goto selected; // We can't use 'break' here, because it will exit only one loop, not both of them.
} else {
continue;
}
}
}
@ -152,7 +156,71 @@ static int syntax_select (char * string, int * length) {
return (syntax_count);
}
offset = 0; // TODO: Left of to fix this. Since I changed Xyntax, I need to adapt it.
for (offset = 1; string [offset - 1] != '\0'; ++offset) {
if (string [offset] == syntax_escape [select]) {
++offset;
continue;
}
if (syntax_derange [select] == FALSE) {
if (string_compare_limit (& string [offset], syntax_end [select], string_length (syntax_end [select])) == TRUE) {
* length = offset + string_length (syntax_end [select]);
return (select);
}
} else {
subset = 0;
if (string_compare (syntax_end [select], "") == TRUE) {
break;
} do {
if (string [offset] == syntax_end [select] [subset]) {
* length = offset;
goto finished;
}
} while (++subset != string_length (syntax_end [select]));
}
}
finished:
return (select);
}
/*
static int syntax_select (char * string, int * length) {
int offset = 0;
int select = 0;
fatal_failure (syntax_active == FALSE, "syntax_select: Syntax is not active.");
fatal_failure (string == NULL, "syntax_select: String is null.");
fatal_failure (length == NULL, "syntax_select: Length is null.");
do {
if (syntax_enrange [select] == 0) {
if (string_compare (string, syntax_begin [select]) == TRUE) {
if (syntax_derange [select] == 0) {
break;
} else {
if (character_compare_array (string [string_length (syntax_begin [select])], syntax_end [select]) != 0) {
break;
}
}
}
} else {
int subset = 0;
do {
if (string [offset] == syntax_begin [select] [subset]) {
goto selected;
}
} while (++subset != (int) string_length (syntax_begin [select]));
}
} while (++select != syntax_count);
selected:
if (select == syntax_count) {
* length = 1;
return (syntax_count);
}
do {
++offset;
@ -163,28 +231,28 @@ static int syntax_select (char * string, int * length) {
}
if (syntax_derange [select] == 0) {
if (string_compare_limit (& string [offset], syntax_end [select], string_length (syntax_end [select]))) {
if (string_compare (& string [offset], syntax_end [select]) == TRUE) {
* length = offset + string_length (syntax_end [select]);
return (select);
}
} else {
subset = 0;
if (string_compare (syntax_end [select], "") == 0) {
int subset = 0;
if (string_compare (syntax_end [select], "") != 0) {
break;
} do {
if (string [offset] == syntax_end [select] [subset]) {
* length = offset;
return (select);
}
} while (++subset != string_length (syntax_end [select]));
} while (++subset != (int) string_length (syntax_end [select]));
}
} while (string [offset - 1] != '\0');
return (select);
}
*/
static void syntax_highlight_c (void) {
char * separators = ".,:;<=>+-*/%!&~^?|()[]{}'\" \t\r\n";
char * separators = ".,:;<=>+*-/%!&~^?|()[]{}'\" \t\r\n";
char * keywords [] = {
"register", "volatile", "auto", "const", "static", "extern", "if", "else",