Add a simple implementation of getcwd for node.js.

[cycript.git] / Replace.cpp

diff --git a/Replace.cpp b/Replace.cpp
index ca05d082395cb5f79a4079f27946e1349cb20bfb..103f6f8dc011d2cc266b1d2b6b623365beb147ea 100644 (file)
--- a/Replace.cpp
+++ b/Replace.cpp
@@ -1,5 +1,5 @@
-/* Cycript - Optimizing JavaScript Compiler/Runtime
- * Copyright (C) 2009-2015  Jay Freeman (saurik)
+/* Cycript - The Truly Universal Scripting Language
+ * Copyright (C) 2009-2016  Jay Freeman (saurik)
 */
 
 /* GNU Affero General Public License, Version 3 {{{ */
@@ -117,6 +117,9 @@ CYTarget *CYArrayComprehension::Replace(CYContext &context) {
 }
 
 CYExpression *CYAssignment::Replace(CYContext &context) {
+    // XXX: this is a horrible hack but I'm a month over schedule :(
+    if (CYSubscriptMember *subscript = dynamic_cast<CYSubscriptMember *>(lhs_))
+        return $C2($M(subscript->object_, $S("$cys")), subscript->property_, rhs_);
     context.Replace(lhs_);
     context.Replace(rhs_);
     return this;
@@ -179,6 +182,7 @@ CYTarget *CYClassExpression::Replace(CYContext &context) {
 
     if (tail_->constructor_ == NULL)
         tail_->constructor_ = $ CYFunctionExpression(NULL, NULL, NULL);
+    tail_->constructor_->name_ = name_;
     tail_->constructor_ = CYSuperize(context, tail_->constructor_);
 
     context.super_ = old;
@@ -381,8 +385,16 @@ CYFunctionParameter *CYExpression::Parameter() const {
     return NULL;
 }
 
-CYStatement *CYExternal::Replace(CYContext &context) {
-    return $E($ CYAssign($V(typed_->identifier_), $C1(typed_->Replace(context), $C2($V("dlsym"), $V("RTLD_DEFAULT"), $S(typed_->identifier_->Word())))));
+CYTarget *CYExtend::Replace(CYContext &context) {
+    return object_.Replace(context, lhs_);
+}
+
+CYStatement *CYExternalDefinition::Replace(CYContext &context) {
+    return $E($ CYAssign($V(typed_->identifier_), $ CYExternalExpression(abi_, typed_)));
+}
+
+CYTarget *CYExternalExpression::Replace(CYContext &context) {
+    return $C1(typed_->Replace(context), $C2($V("dlsym"), $V("RTLD_DEFAULT"), $S(typed_->identifier_->Word())));
 }
 
 CYNumber *CYFalse::Number(CYContext &context) {
@@ -732,21 +744,25 @@ CYExpression *CYNumber::PropertyName(CYContext &context) {
     return String(context);
 }
 
-CYTarget *CYObject::Replace(CYContext &context) {
+CYTarget *CYObject::Replace(CYContext &context, CYTarget *seed) {
     CYBuilder builder;
     if (properties_ != NULL)
-        properties_ = properties_->ReplaceAll(context, builder, $ CYThis(), false);
+        properties_ = properties_->ReplaceAll(context, builder, $ CYThis(), seed != this);
 
     if (builder) {
         return $C1($M($ CYFunctionExpression(NULL, builder.bindings_->Parameter(context),
             builder.statements_
                 ->* $ CYReturn($ CYThis())
-        ), $S("call")), this, builder.bindings_->Argument(context));
+        ), $S("call")), seed, builder.bindings_->Argument(context));
     }
 
     CYForEach (property, properties_)
         property->Replace(context);
-    return this;
+    return seed;
+}
+
+CYTarget *CYObject::Replace(CYContext &context) {
+    return Replace(context, this);
 }
 
 CYTarget *CYParenthetical::Replace(CYContext &context) {
@@ -878,6 +894,10 @@ void CYScript::Replace(CYContext &context) {
     }
 }
 
+CYTarget *CYResolveMember::Replace(CYContext &context) {
+    return $M($M(object_, $S("$cyr")), property_);
+}
+
 CYStatement *CYReturn::Replace(CYContext &context) {
     if (context.nonlocal_ != NULL) {
         CYProperty *value(value_ == NULL ? NULL : $ CYPropertyValue($S("$cyv"), value_));
@@ -891,7 +911,7 @@ CYStatement *CYReturn::Replace(CYContext &context) {
 }
 
 CYTarget *CYRubyBlock::Replace(CYContext &context) {
-    return call_->AddArgument(context, proc_->Replace(context));
+    return lhs_->AddArgument(context, proc_->Replace(context));
 }
 
 CYTarget *CYRubyBlock::AddArgument(CYContext &context, CYExpression *value) {
@@ -1058,6 +1078,10 @@ void CYScope::Close(CYContext &context) {
     default:; } }
 }
 
+CYTarget *CYSubscriptMember::Replace(CYContext &context) {
+    return $C1($M(object_, $S("$cyg")), property_);
+}
+
 CYElementValue *CYSpan::Replace(CYContext &context) { $T(NULL)
     return $ CYElementValue(expression_, $ CYElementValue(string_, next_->Replace(context)));
 }
@@ -1122,6 +1146,10 @@ CYTarget *CYSuperCall::Replace(CYContext &context) {
     return $C($C1($M($V(context.super_), $S("bind")), $ CYThis()), arguments_);
 }
 
+CYTarget *CYSymbol::Replace(CYContext &context) {
+    return $C1($M($V("Symbol"), $S("for")), $S(name_));
+}
+
 CYStatement *CYSwitch::Replace(CYContext &context) {
     context.Replace(value_);
     clauses_->Replace(context);
@@ -1208,6 +1236,18 @@ CYStatement *CYTypeDefinition::Replace(CYContext &context) {
     return $ CYLexical(false, $B1($B(identifier, $ CYTypeExpression(typed_))));
 }
 
+CYTarget *CYTypeEnum::Replace(CYContext &context) {
+    CYList<CYProperty> properties;
+    CYForEach (constant, constants_)
+        properties->*$ CYPropertyValue($S(constant->name_->Word()), constant->value_);
+    CYObject *constants($ CYObject(properties));
+
+    if (specifier_ == NULL)
+        return $N1($V("Type"), constants);
+    else
+        return $C1($M(specifier_->Replace(context), $S("enumFor")), constants);
+}
+
 CYTarget *CYTypeError::Replace(CYContext &context) {
     _assert(false);
     return NULL;
@@ -1217,6 +1257,10 @@ CYTarget *CYTypeExpression::Replace(CYContext &context) {
     return typed_->Replace(context);
 }
 
+CYTarget *CYTypeInt128::Replace(CYContext &context) {
+    return $V(signing_ == CYTypeUnsigned ? "uint128" : "int128");
+}
+
 CYTarget *CYTypeIntegral::Replace(CYContext &context) {
     bool u(signing_ == CYTypeUnsigned);
     switch (length_) {
@@ -1233,7 +1277,10 @@ CYTarget *CYTypeModifier::Replace(CYContext &context, CYTarget *type) { $T(type)
 }
 
 CYTarget *CYTypeFunctionWith::Replace_(CYContext &context, CYTarget *type) {
-    return next_->Replace(context, $ CYCall($ CYDirectMember(type, $ CYString("functionWith")), parameters_->Argument(context)));
+    CYList<CYArgument> arguments(parameters_->Argument(context));
+    if (variadic_)
+        arguments->*$C_($ CYNull());
+    return next_->Replace(context, $ CYCall($ CYDirectMember(type, $ CYString("functionWith")), arguments));
 }
 
 CYTarget *CYTypePointerTo::Replace_(CYContext &context, CYTarget *type) {
@@ -1241,7 +1288,14 @@ CYTarget *CYTypePointerTo::Replace_(CYContext &context, CYTarget *type) {
 }
 
 CYTarget *CYTypeReference::Replace(CYContext &context) {
-    return $V($pool.strcat(name_->Word(), "$cy", NULL));
+    const char *prefix;
+    switch (kind_) {
+        case CYTypeReferenceStruct: prefix = "$cys"; break;
+        case CYTypeReferenceEnum: prefix = "$cye"; break;
+        default: _assert(false);
+    }
+
+    return $V($pool.strcat(prefix, name_->Word(), NULL));
 }
 
 CYTarget *CYTypeStruct::Replace(CYContext &context) {
@@ -1268,15 +1322,15 @@ CYTarget *CYTypedIdentifier::Replace(CYContext &context) {
 }
 
 CYTypeFunctionWith *CYTypedIdentifier::Function() {
-    CYTypeModifier **modifier(&modifier_);
-    if (*modifier == NULL)
+    CYTypeModifier *&modifier(CYGetLast(modifier_));
+    if (modifier == NULL)
         return NULL;
-    while ((*modifier)->next_ != NULL)
-        modifier = &(*modifier)->next_;
-    CYTypeFunctionWith *function((*modifier)->Function());
+
+    CYTypeFunctionWith *function(modifier->Function());
     if (function == NULL)
         return NULL;
-    *modifier = NULL;
+
+    modifier = NULL;
     return function;
 }