[IPL/HW02] Simplified some functions and properly implemented code folding

1 files changed, 36 insertions, 26 deletions

diff --git a/Year 2/Implementation of Programming Languages/Homework 02/codefold.y b/Year 2/Implementation of Programming Languages/Homework 02/codefold.y
index d6d4b4b..184d796 100644
--- a/Year 2/Implementation of Programming Languages/Homework 02/codefold.y
+++ b/Year 2/Implementation of Programming Languages/Homework 02/codefold.y
@@ -9,8 +9,8 @@ int yyerror(char *s);
 #define RBRACKET_SPAN "<span class=\"bracket\">)</span>"
 
 char* span(char *c, char *s);
-char* detailsfr(char *s);
-char* lrbrackets();
+char* details(char *summary, char *rest);
+char* concat2(char *first, char *second);
 char* concatperm2(char *first, char *second);
 char* concatperm3(char *first, char *second, char *third);
 %}
@@ -29,29 +29,35 @@ start:
 	 | start terminal { printf("%s", $2); free($2); }
 	 | start NEWLINE  { printf("\n"); }
 
-stlist: LBRACKET RBRACKET      { $$ = lrbrackets(); } 
-	  | LBRACKET list RBRACKET { $$ = concatperm3(LBRACKET_SPAN, $2, RBRACKET_SPAN); }
-	  | LBRACKET NEWLINE list RBRACKET { $$ = detailsfr(concatperm3(LBRACKET_SPAN, $3, RBRACKET_SPAN)); }
-	  | LBRACKET list NEWLINE RBRACKET { $$ = detailsfr(concatperm3(LBRACKET_SPAN, $2, RBRACKET_SPAN)); }
+stlist: LBRACKET RBRACKET                       { $$ = concat2(LBRACKET_SPAN, RBRACKET_SPAN); } 
+	  | LBRACKET list RBRACKET                  { $$ = concatperm3(LBRACKET_SPAN, $2, RBRACKET_SPAN); }
+	  | LBRACKET NEWLINE list RBRACKET          { $$ = details(concat2(LBRACKET_SPAN, ""), $3); }
+	  | LBRACKET list NEWLINE postlist RBRACKET { $$ = details($2, $4); }
 	  ;
 
+postlist:                   { $$ = ""; }
+		| postlist stlist   { $$ = concat2($1, $2); free($2); }
+		| postlist terminal { $$ = concat2($1, $2); free($2); }
+		| postlist NEWLINE  { $$ = concat2($1, "\n"); }
+		;
+
 list: terminal
 	| list terminal { $$ = concatperm2($1, $2); }
 	| stlist
 	| list stlist   { $$ = concatperm2($1, $2); }
 	;
 
-terminal: STR            { $$ = span("string", $1); free($1); }
-		| NUM            { $$ = span("number", $1); free($1); }
-		| COMMENT        { $$ = span("comment", $1); free($1); }
-		| PARAMETER_TYPE { $$ = span("parameter-type", $1); free($1); }
-		| KEYWORD        { $$ = span("keyword", $1); free($1); }
-		| CONSTANT       { $$ = span("constant", $1); free($1); }
-		| SPECIAL_FORM   { $$ = span("special-operator", $1); free($1); }
-		| FUNCTION       { $$ = span("function", $1); free($1); }
-		| MACRO          { $$ = span("macro", $1); free($1); }
-		| VARIABLE       { $$ = span("variable", $1); free($1); }
-		| OTHER          { $$ = span("", $1); free($1); }
+terminal: STR            { $$ = span("string", $1); }
+		| NUM            { $$ = span("number", $1); }
+		| COMMENT        { $$ = span("comment", $1); }
+		| PARAMETER_TYPE { $$ = span("parameter-type", $1); }
+		| KEYWORD        { $$ = span("keyword", $1); }
+		| CONSTANT       { $$ = span("constant", $1); }
+		| SPECIAL_FORM   { $$ = span("special-operator", $1); }
+		| FUNCTION       { $$ = span("function", $1); }
+		| MACRO          { $$ = span("macro", $1); }
+		| VARIABLE       { $$ = span("variable", $1); }
+		| OTHER          { $$ = span("", $1); }
 		;
 
 %%
@@ -60,26 +66,30 @@ terminal: STR            { $$ = span("string", $1); free($1); }
 char* span(char *c, char *s) {
 	char* str = (char*)malloc(strlen(c) + strlen(s) + 1 + 22);
 	sprintf(str, "<span class=\"%s\">%s</span>", c, s);
-	return str;
-}
-char* detailsfr(char *s) {
-	char* str = (char*)malloc(strlen(s) + 1 + 19);
-	sprintf(str, "<details>%s</details>", s);
 	free(s);
 	return str;
 }
-char* lrbrackets() {
-	char* str = (char*)malloc(strlen(LBRACKET_SPAN) + strlen(RBRACKET_SPAN) + 1);
-	sprintf(str, "%s%s", LBRACKET_SPAN, RBRACKET_SPAN);
+char* details(char *summary, char *rest) {
+	if (rest == NULL) rest = concat2("", ""); // Зверски грозен фикс, но не е толкова голям проблем
+
+	char* str = (char*)malloc(strlen(LBRACKET_SPAN) + strlen(summary) + strlen(rest) + strlen(RBRACKET_SPAN) + 1 + 39);
+	sprintf(str, "<details><summary>%s%s</summary>\n%s%s</details>", LBRACKET_SPAN, summary, rest, RBRACKET_SPAN);
+
+	free(summary); free(rest);
 	return str;
 }
 
-char* concatperm2(char *first, char *second) {
+char* concat2(char* first, char* second) {
 	char* concat = (char*)malloc(strlen(first) + strlen(second) + 1);
 	sprintf(concat, "%s%s", first, second);
+	return concat;
+}
+char* concatperm2(char *first, char *second) {
+	char* concat = concat2(first, second);
 	free(first); free(second);
 	return concat;
 }
+
 char* concatperm3(char *first, char *second, char *third) {
 	char* concat = (char*)malloc(strlen(first) + strlen(second) + strlen(third) + 1);
 	sprintf(concat, "%s%s%s", first, second, third);