beautifying

[smdp.git] / src / parser.c

diff --git a/src/parser.c b/src/parser.c
index 362a908..9d8e2ef 100644 (file)
--- a/src/parser.c
+++ b/src/parser.c
@@ -89,6 +89,11 @@ deck_t *markdown_load(FILE *input) {
                 slide = next_slide(slide);
                 sc++;
 
+            } else if(CHECK_BIT(bits, IS_TILDE_CODE) &&
+                      CHECK_BIT(bits, IS_EMPTY)) {
+                // remove tilde code markers
+                (text->reset)(text);
+
             } else {
 
                 // if slide ! has line
@@ -319,6 +324,7 @@ int markdown_analyse(cstring_t *text, int prev) {
     // the program remembers their value on every function calls
     static int unordered_list_level = 0;
     static int unordered_list_level_offset[] = {-1, -1, -1, -1};
+    static int num_tilde_characters = 0;
 
     int i = 0;      // increment
     int bits = 0;   // markdown bits
@@ -340,6 +346,27 @@ int markdown_analyse(cstring_t *text, int prev) {
     // count leading spaces
     offset = next_nonblank(text, 0);
 
+    // IS_TILDE_CODE
+    if (wcsncmp(text->value, L"~~~", 3) == 0) {
+        int tildes_in_line = next_nontilde(text, 0);
+        if (tildes_in_line >= num_tilde_characters) {
+            if (num_tilde_characters > 0) {
+                num_tilde_characters = 0;
+            } else {
+                num_tilde_characters = tildes_in_line;
+            }
+            SET_BIT(bits, IS_EMPTY);
+            SET_BIT(bits, IS_TILDE_CODE);
+            return bits;
+        }
+    }
+
+    if (num_tilde_characters > 0) {
+        SET_BIT(bits, IS_CODE);
+        SET_BIT(bits, IS_TILDE_CODE);
+        return bits;
+    }
+
     // IS_STOP
     if((offset < CODE_INDENT || !CHECK_BIT(prev, IS_CODE)) &&
        (!wcsncmp(&text->value[offset], L"<br>", 4) ||
@@ -574,7 +601,7 @@ void markdown_debug(deck_t *deck, int debug) {
 void adjust_line_length(line_t *line) {
     int l = 0;
     const static wchar_t *special = L"\\*_`"; // list of interpreted chars
-    const wchar_t *c = &line->text->value[line->offset];
+    const wchar_t *c = &line->text->value[0];
     cstack_t *stack = cstack_init();
 
     // for each char in line
@@ -639,3 +666,11 @@ int next_blank(cstring_t *text, int i) {
 int next_word(cstring_t *text, int i) {
     return next_nonblank(text, next_blank(text, i));
 }
+
+int next_nontilde(cstring_t *text, int i) {
+    while ((i < text->size) && text->value[i] == L'~')
+        i++;
+
+    return i;
+}
+