X-Git-Url: https://git.saurik.com/cycript.git/blobdiff_plain/457afcc98a03ef56c699cff9f468813567f10182..2b0ddce2b9c3e24fb95f78afaa88e326c61c3085:/Cycript.y?ds=inline

diff --git a/Cycript.y b/Cycript.y
index 8d5c257..31fd1bc 100644
--- a/Cycript.y
+++ b/Cycript.y
@@ -29,6 +29,7 @@ typedef struct {
         CYNumber *number_;
         CYParameter *parameter_;
         CYProperty *property_;
+        CYSelectorPart *selector_;
         CYSource *source_;
         CYStatement *statement_;
         CYString *string_;
@@ -118,6 +119,8 @@ int cylex(YYSTYPE *lvalp, cy::location *llocp, void *scanner);
 %token OpenBracket "["
 %token CloseBracket "]"
 
+%token AtSelector "@selector"
+
 %token <word_> Break "break"
 %token <word_> Case "case"
 %token <word_> Catch "catch"
@@ -186,8 +189,9 @@ int cylex(YYSTYPE *lvalp, cy::location *llocp, void *scanner);
 %type <clause_> DefaultClause
 %type <statement_> DoWhileStatement
 %type <expression_> Element
+%type <expression_> ElementOpt
 %type <element_> ElementList
-%type <element_> ElementList_
+%type <element_> ElementListOpt
 %type <statement_> ElseStatementOpt
 %type <statement_> EmptyStatement
 %type <expression_> EqualityExpression
@@ -253,6 +257,9 @@ int cylex(YYSTYPE *lvalp, cy::location *llocp, void *scanner);
 %type <expression_> RelationalExpressionNoBF
 %type <expression_> RelationalExpressionNoIn
 %type <statement_> ReturnStatement
+%type <selector_> SelectorExpression
+%type <selector_> SelectorExpression_
+%type <selector_> SelectorExpressionOpt
 %type <expression_> ShiftExpression
 %type <expression_> ShiftExpressionNoBF
 %type <source_> SourceElement
@@ -294,13 +301,13 @@ int cylex(YYSTYPE *lvalp, cy::location *llocp, void *scanner);
 TerminatorOpt
     : ";"
     | "\n"
-    | error { yyerrok; }
+    | error { yyerrok; driver.errors_.pop_back(); }
     ;
 
 Terminator
     : ";"
     | "\n"
-    | error { if (yychar != 0 && yychar != cy::parser::token::CloseBrace && !yylval.newline_) YYABORT; else yyerrok; }
+    | error { if (yychar != 0 && yychar != cy::parser::token::CloseBrace && !yylval.newline_) YYABORT; else { yyerrok; driver.errors_.pop_back(); } }
     ;
 
 CommaOpt
@@ -391,26 +398,31 @@ PrimaryExpressionNoBF
 /* }}} */
 /* 11.1.4 Array Initialiser {{{ */
 ArrayLiteral
-    : "[" ElementList "]" { $$ = $2; }
+    : "[" ElementList "]" { $$ = new(driver.pool_) CYArray($2); }
     ;
 
 Element
     : AssignmentExpression { $$ = $1; }
+    ;
+
+ElementOpt
+    : Element { $$ = $1; }
     | { $$ = NULL; }
     ;
 
-ElementList_
-    : "," ElementList { $$ = $2; }
+ElementListOpt
+    : ElementList { $$ = $1; }
     | { $$ = NULL; }
     ;
 
 ElementList
-    : Element ElementList_ { $$ = new(driver.pool_) CYElement($1, $2); }
+    : ElementOpt "," ElementListOpt { $$ = new(driver.pool_) CYElement($1, $3); }
+    | Element { $$ = new(driver.pool_) CYElement($1, NULL); }
     ;
 /* }}} */
 /* 11.1.5 Object Initialiser {{{ */
 ObjectLiteral
-    : "{" PropertyNameAndValueListOpt "}" { $$ = new CYObject($2); }
+    : "{" PropertyNameAndValueListOpt "}" { $$ = new(driver.pool_) CYObject($2); }
     ;
 
 PropertyNameAndValueList_
@@ -828,8 +840,7 @@ Statement
     ;
 
 Block
-    : "{" "}" { $$ = new(driver.pool_) CYEmpty(); }
-    | "{" StatementList "}" { $$ = $2; }
+    : "{" StatementListOpt "}" { $$ = $2 ?: new(driver.pool_) CYEmpty(); }
     ;
 
 StatementList
@@ -1022,7 +1033,7 @@ FunctionBody
     ;
 
 Program
-    : SourceElements { driver.source_.push_back($1); $$ = $1; }
+    : SourceElements { driver.source_ = $1; }
     ;
 
 SourceElements
@@ -1030,10 +1041,6 @@ SourceElements
     | { $$ = NULL; }
     ;
 
-/*Command
-    : SourceElement { driver.source_.push_back($2); if (driver.filename_.empty() && false) YYACCEPT; $2->Show(std::cout); }
-    ;*/
-
 SourceElement
     : Statement { $$ = $1; }
     | FunctionDeclaration { $$ = $1; }
@@ -1063,8 +1070,23 @@ MessageExpression
     : "[" AssignmentExpression SelectorList "]" { $$ = new(driver.pool_) CYMessage($2, $3); }
     ;
 
+SelectorExpressionOpt
+    : SelectorExpression_ { $$ = $1; }
+    | { $$ = NULL; }
+    ;
+
+SelectorExpression_
+    : WordOpt ":" SelectorExpressionOpt { $$ = new(driver.pool_) CYSelectorPart($1, true, $3); }
+    ;
+
+SelectorExpression
+    : SelectorExpression_ { $$ = $1; }
+    | Word { $$ = new(driver.pool_) CYSelectorPart($1, false, NULL); }
+    ;
+
 PrimaryExpression_
     : MessageExpression { $$ = $1; }
+    | "@selector" "(" SelectorExpression ")" { $$ = new CYSelector($3); }
     ;
 /* }}} */