-#include "Parser.hpp"
+/* Cycript - Optimizing JavaScript Compiler/Runtime
+ * Copyright (C) 2009-2015 Jay Freeman (saurik)
+*/
+
+/* GNU Affero General Public License, Version 3 {{{ */
+/*
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+**/
+/* }}} */
-#include <iostream>
#include <iomanip>
-#include <objc/runtime.h>
-#include <sstream>
-
-#define $ \
- new(context.pool_)
-
-#define $D(args...) \
- ($ CYNumber(args))
-#define $E(args...) \
- ($ CYExpress(args))
-#define $F(args...) \
- ($ CYFunctionExpression(args))
-#define $I(args...) \
- ($ CYIdentifier(args))
-#define $M(args...) \
- ($ CYDirectMember(args))
-#define $P(args...) \
- ($ CYFunctionParameter(args))
-#define $S(args...) \
- ($ CYString(args))
-#define $V(name) \
- ($ CYVariable($I(name)))
-
-#define $T(value) \
- if (this == NULL) \
- return value;
-#define $$ \
- CYStatements()
-
-#define $P1(arg0, args...) \
- $P($I(arg0), ##args)
-#define $P2(arg0, arg1, args...) \
- $P($I(arg0), $P1(arg1, ##args))
-#define $P3(arg0, arg1, arg2, args...) \
- $P($I(arg0), $P2(arg1, arg2, ##args))
-#define $P4(arg0, arg1, arg2, arg3, args...) \
- $P($I(arg0), $P3(arg1, arg2, arg3, ##args))
-#define $P5(arg0, arg1, arg2, arg3, arg4, args...) \
- $P($I(arg0), $P4(arg1, arg2, arg3, arg4, ##args))
-#define $P6(arg0, arg1, arg2, arg3, arg4, arg5, args...) \
- $P($I(arg0), $P5(arg1, arg2, arg3, arg4, arg5, ##args))
-
-#define $C(args...) \
- ($ CYCall(args))
-#define $C_(args...) \
- ($ CYArgument(args))
-#define $N(args...) \
- ($ CYNew(args))
-
-#define $C1_(arg0, args...) \
- $C_(arg0, ##args)
-#define $C2_(arg0, arg1, args...) \
- $C_(arg0, $C1_(arg1, ##args))
-#define $C3_(arg0, arg1, arg2, args...) \
- $C_(arg0, $C2_(arg1, arg2, ##args))
-#define $C4_(arg0, arg1, arg2, arg3, args...) \
- $C_(arg0, $C3_(arg1, arg2, arg3, ##args))
-#define $C5_(arg0, arg1, arg2, arg3, arg4, args...) \
- $C_(arg0, $C4_(arg1, arg2, arg3, arg4, ##args))
-#define $C6_(arg0, arg1, arg2, arg3, arg4, arg5, args...) \
- $C_(arg0, $C5_(arg1, arg2, arg3, arg4, arg5, ##args))
-
-#define $C0(func, args...) \
- $C(func, ##args)
-#define $C1(func, args...) \
- $C(func, $C1_(args))
-#define $C2(func, args...) \
- $C(func, $C2_(args))
-#define $C3(func, args...) \
- $C(func, $C3_(args))
-#define $C4(func, args...) \
- $C(func, $C4_(args))
-#define $C5(func, args...) \
- $C(func, $C5_(args))
-
-#define $N0(func, args...) \
- $N(func, ##args)
-#define $N1(func, args...) \
- $N(func, $C1_(args))
-#define $N2(func, args...) \
- $N(func, $C2_(args))
-#define $N3(func, args...) \
- $N(func, $C3_(args))
-#define $N4(func, args...) \
- $N(func, $C4_(args))
-#define $N5(func, args...) \
- $N(func, $C5_(args))
+#include "Replace.hpp"
+#include "Syntax.hpp"
+
+CYFunctionExpression *CYNonLocalize(CYContext &context, CYFunctionExpression *function) {
+ function->nonlocal_ = context.nextlocal_;
+ return function;
+}
+
+CYFunctionExpression *CYSuperize(CYContext &context, CYFunctionExpression *function) {
+ function->super_ = context.super_;
+ return function;
+}
+
+CYStatement *CYDefineProperty(CYExpression *object, CYExpression *name, bool configurable, bool enumerable, CYProperty *descriptor) {
+ return $E($C3($M($V("Object"), $S("defineProperty")), object, name, $ CYObject(CYList<CYProperty>()
+ ->* (configurable ? $ CYPropertyValue($S("configurable"), $ CYTrue()) : NULL)
+ ->* (enumerable ? $ CYPropertyValue($S("enumerable"), $ CYTrue()) : NULL)
+ ->* descriptor)));
+}
+
+static void CYImplicitReturn(CYStatement *&code) {
+ if (CYStatement *&last = CYGetLast(code))
+ last = last->Return();
+}
+
+CYExpression *CYAdd::Replace(CYContext &context) {
+ CYInfix::Replace(context);
+
+ CYString *lhs(dynamic_cast<CYString *>(lhs_));
+ CYString *rhs(dynamic_cast<CYString *>(rhs_));
+
+ if (lhs != NULL || rhs != NULL) {
+ if (lhs == NULL) {
+ lhs = lhs_->String(context);
+ if (lhs == NULL)
+ return this;
+ } else if (rhs == NULL) {
+ rhs = rhs_->String(context);
+ if (rhs == NULL)
+ return this;
+ }
+
+ return lhs->Concat(context, rhs);
+ }
+
+ if (CYNumber *lhn = lhs_->Number(context))
+ if (CYNumber *rhn = rhs_->Number(context))
+ return $D(lhn->Value() + rhn->Value());
+
+ return this;
+}
CYExpression *CYAddressOf::Replace(CYContext &context) {
- CYPrefix::Replace(context);
return $C0($M(rhs_, $S("$cya")));
}
-void CYArgument::Replace(CYContext &context) { $T()
+CYArgument *CYArgument::Replace(CYContext &context) { $T(NULL)
context.Replace(value_);
- next_->Replace(context);
+ next_ = next_->Replace(context);
+
+ if (value_ == NULL) {
+ if (next_ == NULL)
+ return NULL;
+ else
+ value_ = $U;
+ }
+
+ return this;
}
CYExpression *CYArray::Replace(CYContext &context) {
- elements_->Replace(context);
- return NULL;
+ if (elements_ != NULL)
+ elements_->Replace(context);
+ return this;
}
CYExpression *CYArrayComprehension::Replace(CYContext &context) {
CYVariable *cyv($V("$cyv"));
- return $C0($F(NULL, $P1("$cyv", comprehensions_->Parameters(context)), $$->*
+ return $C0($F(NULL, $P1($L($I("$cyv")), comprehensions_->Parameters(context)), $$->*
$E($ CYAssign(cyv, $ CYArray()))->*
comprehensions_->Replace(context, $E($C1($M(cyv, $S("push")), expression_)))->*
$ CYReturn(cyv)
CYExpression *CYAssignment::Replace(CYContext &context) {
context.Replace(lhs_);
context.Replace(rhs_);
- return NULL;
+ return this;
+}
+
+CYStatement *CYBlock::Return() {
+ CYImplicitReturn(code_);
+ return this;
}
CYStatement *CYBlock::Replace(CYContext &context) {
- statements_ = statements_->ReplaceAll(context);
- return NULL;
+ context.ReplaceAll(code_);
+ if (code_ == NULL)
+ return $ CYEmpty();
+ return this;
}
CYStatement *CYBreak::Replace(CYContext &context) {
- return NULL;
+ return this;
+}
+
+CYExpression *CYCall::AddArgument(CYContext &context, CYExpression *value) {
+ CYArgument **argument(&arguments_);
+ while (*argument != NULL)
+ argument = &(*argument)->next_;
+ *argument = $ CYArgument(value);
+ return this;
}
CYExpression *CYCall::Replace(CYContext &context) {
context.Replace(function_);
arguments_->Replace(context);
- return NULL;
+ return this;
}
-void CYCatch::Replace(CYContext &context) { $T()
- code_.Replace(context);
-}
+namespace cy {
+namespace Syntax {
+
+void Catch::Replace(CYContext &context) { $T()
+ CYScope scope(true, context);
-CYStatement *CYCategory::Replace(CYContext &context) {
- CYVariable *cyc($V("$cyc")), *cys($V("$cys"));
+ context.Replace(name_);
+ context.scope_->Declare(context, name_, CYIdentifierCatch);
- return $E($C1($F(NULL, $P5("$cys", "$cyp", "$cyc", "$cyn", "$cyt"), $$->*
- $E($ CYAssign($V("$cyp"), $C1($V("object_getClass"), cys)))->*
- $E($ CYAssign(cyc, cys))->*
- messages_->Replace(context, true)
- ), name_->ClassName(context, true)));
+ context.ReplaceAll(code_);
+ scope.Close(context, code_);
}
-CYExpression *CYClass::Replace_(CYContext &context) {
- CYVariable *cyc($V("$cyc")), *cys($V("$cys"));
+} }
- CYExpression *name(name_ != NULL ? name_->ClassName(context, false) : $C1($V("$cyq"), $S("CY$")));
+CYExpression *CYClassExpression::Replace(CYContext &context) {
+ CYBuilder builder;
- return $C1($F(NULL, $P6("$cys", "$cyp", "$cyc", "$cyn", "$cyt", "$cym"), $$->*
- $E($ CYAssign($V("$cyp"), $C1($V("object_getClass"), cys)))->*
- $E($ CYAssign(cyc, $C3($V("objc_allocateClassPair"), cys, name, $D(0))))->*
- $E($ CYAssign($V("$cym"), $C1($V("object_getClass"), cyc)))->*
- fields_->Replace(context)->*
- messages_->Replace(context, false)->*
- $E($C1($V("objc_registerClassPair"), cyc))->*
- $ CYReturn(cyc)
- ), super_ == NULL ? $ CYNull() : super_);
-}
+ CYIdentifier *super(context.Unique());
-CYExpression *CYClassExpression::Replace(CYContext &context) {
- return Replace_(context);
+ CYIdentifier *old(context.super_);
+ context.super_ = super;
+
+ CYIdentifier *constructor(context.Unique());
+ CYForEach (member, tail_->static_)
+ member->Replace(context, builder, $V(constructor), true);
+
+ CYIdentifier *prototype(context.Unique());
+ CYForEach (member, tail_->instance_)
+ member->Replace(context, builder, $V(prototype), true);
+
+ if (tail_->constructor_ == NULL)
+ tail_->constructor_ = $ CYFunctionExpression(NULL, NULL, NULL);
+ tail_->constructor_ = CYSuperize(context, tail_->constructor_);
+
+ context.super_ = old;
+
+ return $C1($ CYFunctionExpression(NULL, $P($L(super)), $$
+ ->* $ CYVar($L1($L(constructor, tail_->constructor_)))
+ ->* $ CYVar($L1($L(prototype, $ CYFunctionExpression(NULL, NULL, NULL))))
+ ->* $E($ CYAssign($M($V(prototype), $S("prototype")), $M($V(super), $S("prototype"))))
+ ->* $E($ CYAssign($V(prototype), $N($V(prototype))))
+ ->* CYDefineProperty($V(prototype), $S("constructor"), false, false, $ CYPropertyValue($S("value"), $V(constructor)))
+ ->* $ CYVar(builder.declarations_)
+ ->* builder.statements_
+ ->* CYDefineProperty($V(constructor), $S("prototype"), false, false, $ CYPropertyValue($S("value"), $V(prototype)))
+ ->* $ CYReturn($V(constructor))
+ ), tail_->extends_ ?: $V($I("Object")));
}
CYStatement *CYClassStatement::Replace(CYContext &context) {
- return $E(Replace_(context));
+ return $ CYVar($L1($L(name_, $ CYClassExpression(name_, tail_))));
}
void CYClause::Replace(CYContext &context) { $T()
context.Replace(case_);
- statements_ = statements_->ReplaceAll(context);
+ context.ReplaceAll(code_);
next_->Replace(context);
}
CYExpression *CYCompound::Replace(CYContext &context) {
- expressions_ = expressions_->ReplaceAll(context);
- return NULL;
+ context.Replace(expression_);
+ context.Replace(next_);
+
+ if (CYCompound *compound = dynamic_cast<CYCompound *>(expression_)) {
+ expression_ = compound->expression_;
+ compound->expression_ = compound->next_;
+ compound->next_ = next_;
+ next_ = compound;
+ }
+
+ return this;
+}
+
+CYFunctionParameter *CYCompound::Parameter() const {
+ CYFunctionParameter *next(next_->Parameter());
+ if (next == NULL)
+ return NULL;
+
+ CYFunctionParameter *parameter(expression_->Parameter());
+ if (parameter == NULL)
+ return NULL;
+
+ parameter->SetNext(next);
+ return parameter;
}
CYFunctionParameter *CYComprehension::Parameters(CYContext &context) const { $T(NULL)
return next_ == NULL ? statement : next_->Replace(context, statement);
}
+CYExpression *CYComputed::PropertyName(CYContext &context) {
+ return expression_;
+}
+
CYExpression *CYCondition::Replace(CYContext &context) {
context.Replace(test_);
context.Replace(true_);
context.Replace(false_);
- return NULL;
+ return this;
+}
+
+void CYContext::NonLocal(CYStatement *&statements) {
+ CYContext &context(*this);
+
+ if (nextlocal_ != NULL && nextlocal_->identifier_ != NULL) {
+ CYIdentifier *cye($I("$cye")->Replace(context));
+ CYIdentifier *unique(nextlocal_->identifier_->Replace(context));
+
+ CYStatement *declare(
+ $ CYVar($L1($L(unique, $ CYObject()))));
+
+ cy::Syntax::Catch *rescue(
+ $ cy::Syntax::Catch(cye, $$->*
+ $ CYIf($ CYIdentical($M($V(cye), $S("$cyk")), $V(unique)), $$->*
+ $ CYReturn($M($V(cye), $S("$cyv"))))->*
+ $ cy::Syntax::Throw($V(cye))));
+
+ // XXX: I don't understand any of this
+ context.Replace(declare);
+ rescue->Replace(context);
+
+ statements = $$->*
+ declare->*
+ $ cy::Syntax::Try(statements, rescue, NULL);
+ }
+}
+
+CYIdentifier *CYContext::Unique() {
+ return $ CYIdentifier($pool.strcat("$cy", $pool.itoa(unique_++), NULL));
}
CYStatement *CYContinue::Replace(CYContext &context) {
- return NULL;
+ return this;
}
-CYExpression *CYDeclaration::ForEachIn(CYContext &context) {
- return $ CYVariable(identifier_);
+CYStatement *CYDebugger::Replace(CYContext &context) {
+ return this;
}
-void CYDeclaration::Replace(CYContext &context) {
- context.Replace(initialiser_);
+CYAssignment *CYDeclaration::Assignment(CYContext &context) {
+ if (initialiser_ == NULL)
+ return NULL;
+
+ CYAssignment *value($ CYAssign(Variable(context), initialiser_));
+ initialiser_ = NULL;
+ return value;
+}
+
+CYVariable *CYDeclaration::Variable(CYContext &context) {
+ return $V(identifier_);
+}
+
+CYStatement *CYDeclaration::ForEachIn(CYContext &context, CYExpression *value) {
+ return $ CYVar($L1($ CYDeclaration(identifier_, value)));
+}
+
+CYExpression *CYDeclaration::Replace(CYContext &context) {
+ context.Replace(identifier_);
+ context.scope_->Declare(context, identifier_, CYIdentifierVariable);
+ return Variable(context);
}
void CYDeclarations::Replace(CYContext &context) { $T()
next_->Replace(context);
}
+CYFunctionParameter *CYDeclarations::Parameter(CYContext &context) { $T(NULL)
+ return $ CYFunctionParameter($ CYDeclaration(declaration_->identifier_), next_->Parameter(context));
+}
+
+CYArgument *CYDeclarations::Argument(CYContext &context) { $T(NULL)
+ return $ CYArgument(declaration_->initialiser_, next_->Argument(context));
+}
+
+CYExpression *CYDeclarations::Expression(CYContext &context) { $T(NULL)
+ CYExpression *compound(next_->Expression(context));
+ if (CYAssignment *assignment = declaration_->Assignment(context))
+ if (compound == NULL)
+ compound = assignment;
+ else
+ compound = $ CYCompound(assignment, compound);
+ return compound;
+}
+
CYExpression *CYDirectMember::Replace(CYContext &context) {
- Replace_(context);
- return NULL;
+ context.Replace(object_);
+ context.Replace(property_);
+ return this;
}
CYStatement *CYDoWhile::Replace(CYContext &context) {
context.Replace(test_);
- context.Replace(code_);
- return NULL;
+ context.ReplaceAll(code_);
+ return this;
}
-void CYElement::Replace(CYContext &context) { $T()
+void CYElementSpread::Replace(CYContext &context) {
context.Replace(value_);
- next_->Replace(context);
+}
+
+void CYElementValue::Replace(CYContext &context) {
+ context.Replace(value_);
+ if (next_ != NULL)
+ next_->Replace(context);
}
CYStatement *CYEmpty::Replace(CYContext &context) {
return NULL;
}
-CYStatement *CYExpress::Replace(CYContext &context) {
- context.Replace(expression_);
- return NULL;
+CYExpression *CYEncodedType::Replace(CYContext &context) {
+ return typed_->Replace(context);
}
-CYExpression *CYExpression::ClassName(CYContext &context, bool object) {
- return this;
+CYStatement *CYExpress::Return() {
+ return $ CYReturn(expression_);
}
-CYExpression *CYExpression::ForEachIn(CYContext &context) {
+CYStatement *CYExpress::Replace(CYContext &context) {
+ context.Replace(expression_);
return this;
}
-CYExpression *CYExpression::ReplaceAll(CYContext &context) { $T(NULL)
- CYExpression *replace(this);
- context.Replace(replace);
+CYExpression *CYExpression::AddArgument(CYContext &context, CYExpression *value) {
+ return $C1(this, value);
+}
- if (CYExpression *next = next_->ReplaceAll(context))
- replace->SetNext(next);
- else
- replace->SetNext(next_);
+CYStatement *CYExpression::ForEachIn(CYContext &context, CYExpression *value) {
+ return $E($ CYAssign(this, value));
+}
- return replace;
+CYAssignment *CYExpression::Assignment(CYContext &context) {
+ return NULL;
}
-CYStatement *CYField::Replace(CYContext &context) const {
+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())))));
+}
+
+CYNumber *CYFalse::Number(CYContext &context) {
+ return $D(0);
+}
+
+CYString *CYFalse::String(CYContext &context) {
+ return $S("false");
+}
+
+CYExpression *CYFatArrow::Replace(CYContext &context) {
+ CYFunctionExpression *function($ CYFunctionExpression(NULL, parameters_, code_));
+ function->this_.SetNext(context.this_);
+ return function;
+}
+
void CYFinally::Replace(CYContext &context) { $T()
- code_.Replace(context);
+ context.ReplaceAll(code_);
}
CYStatement *CYFor::Replace(CYContext &context) {
- // XXX: initialiser_
+ context.Replace(initialiser_);
context.Replace(test_);
context.Replace(increment_);
- context.Replace(code_);
- return NULL;
+ context.ReplaceAll(code_);
+ return this;
+}
+
+CYExpression *CYForDeclarations::Replace(CYContext &context) {
+ declarations_->Replace(context);
+ return declarations_->Expression(context);
}
+// XXX: this still feels highly suboptimal
CYStatement *CYForIn::Replace(CYContext &context) {
- // XXX: initialiser_
+ if (CYAssignment *assignment = initialiser_->Assignment(context))
+ return $ CYBlock($$->*
+ $E(assignment)->*
+ this
+ );
+
+ context.Replace(initialiser_);
context.Replace(set_);
- context.Replace(code_);
- return NULL;
+ context.ReplaceAll(code_);
+ return this;
}
CYFunctionParameter *CYForInComprehension::Parameter(CYContext &context) const {
- return $ CYFunctionParameter(name_);
+ return $ CYFunctionParameter(declaration_);
}
CYStatement *CYForInComprehension::Replace(CYContext &context, CYStatement *statement) const {
- return $ CYForIn($ CYVariable(name_), set_, CYComprehension::Replace(context, statement));
+ return $ CYForIn(declaration_->Variable(context), set_, CYComprehension::Replace(context, statement));
}
-CYStatement *CYForEachIn::Replace(CYContext &context) {
- CYVariable *cys($V("$cys")), *cyt($V("$cyt"));
+CYStatement *CYForOf::Replace(CYContext &context) {
+ if (CYAssignment *assignment = initialiser_->Assignment(context))
+ return $ CYBlock($$->*
+ $E(assignment)->*
+ this
+ );
- return $ CYWith($ CYObject($ CYProperty($S("$cys"), $D(0), $ CYProperty($S("$cyt"), $D(0)))), $ CYBlock($$->*
- $E($ CYAssign(cys, set_))->*
- $ CYForIn(cyt, cys, $ CYBlock($$->*
- $E($ CYAssign(initialiser_->ForEachIn(context), $M(cys, cyt)))->*
- code_
- ))
- ));
+ CYIdentifier *cys(context.Unique()), *cyt(context.Unique());
+
+ return $ CYBlock($$
+ ->* $ CYLet($L2($L(cys, set_), $L(cyt)))
+ ->* $ CYForIn($V(cyt), $V(cys), $ CYBlock($$
+ ->* initialiser_->ForEachIn(context, $M($V(cys), $V(cyt)))
+ ->* code_
+ )));
}
-CYFunctionParameter *CYForEachInComprehension::Parameter(CYContext &context) const {
- return $ CYFunctionParameter(name_);
+CYFunctionParameter *CYForOfComprehension::Parameter(CYContext &context) const {
+ return $ CYFunctionParameter(declaration_);
}
-CYStatement *CYForEachInComprehension::Replace(CYContext &context, CYStatement *statement) const {
- CYVariable *cys($V("$cys")), *name($ CYVariable(name_));
+CYStatement *CYForOfComprehension::Replace(CYContext &context, CYStatement *statement) const {
+ CYIdentifier *cys($I("$cys"));
- return $E($C0($F(NULL, $P1("$cys"), $$->*
- $E($ CYAssign(cys, set_))->*
- $ CYForIn(name, cys, $ CYBlock($$->*
- $E($ CYAssign(name, $M(cys, name)))->*
+ return $E($C0($F(NULL, $P1($L($I("$cys"))), $$->*
+ $E($ CYAssign($V(cys), set_))->*
+ $ CYForIn(declaration_->Variable(context), $V(cys), $ CYBlock($$->*
+ $E($ CYAssign(declaration_->Variable(context), $M($V(cys), declaration_->Variable(context))))->*
CYComprehension::Replace(context, statement)
))
)));
}
-void CYFunction::Replace_(CYContext &context) {
- code_.Replace(context);
+void CYFunction::Replace(CYContext &context) {
+ CYThisScope *_this(context.this_);
+ context.this_ = &this_;
+ context.this_ = CYGetLast(context.this_);
+
+ CYIdentifier *super(context.super_);
+ context.super_ = super_;
+
+ CYNonLocal *nonlocal(context.nonlocal_);
+ CYNonLocal *nextlocal(context.nextlocal_);
+
+ bool localize;
+ if (nonlocal_ != NULL) {
+ localize = false;
+ context.nonlocal_ = nonlocal_;
+ } else {
+ localize = true;
+ nonlocal_ = $ CYNonLocal();
+ context.nextlocal_ = nonlocal_;
+ }
+
+ CYScope scope(!localize, context);
+
+ parameters_->Replace(context, code_);
+
+ context.ReplaceAll(code_);
+
+ if (implicit_)
+ CYImplicitReturn(code_);
+
+ if (CYIdentifier *identifier = this_.identifier_) {
+ context.scope_->Declare(context, identifier, CYIdentifierVariable);
+ code_ = $$
+ ->*$E($ CYAssign($V(identifier), $ CYThis()))
+ ->*code_
+ ;
+ }
+
+ if (localize)
+ context.NonLocal(code_);
+
+ context.nextlocal_ = nextlocal;
+ context.nonlocal_ = nonlocal;
+
+ context.super_ = super;
+ context.this_ = _this;
+
+ scope.Close(context, code_);
}
CYExpression *CYFunctionExpression::Replace(CYContext &context) {
- Replace_(context);
- return NULL;
+ CYScope scope(false, context);
+ if (name_ != NULL)
+ context.scope_->Declare(context, name_, CYIdentifierOther);
+ CYFunction::Replace(context);
+ scope.Close(context, code_);
+ return this;
+}
+
+void CYFunctionParameter::Replace(CYContext &context, CYStatement *&statements) { $T()
+ CYAssignment *assignment(initialiser_->Assignment(context));
+ context.Replace(initialiser_);
+
+ next_->Replace(context, statements);
+
+ if (assignment != NULL)
+ statements = $$->*
+ // XXX: this cast is quite incorrect
+ $ CYIf($ CYIdentical($ CYTypeOf(dynamic_cast<CYExpression *>(initialiser_)), $S("undefined")), $$->*
+ $E(assignment)
+ )->*
+ statements;
}
CYStatement *CYFunctionStatement::Replace(CYContext &context) {
- Replace_(context);
- return NULL;
+ context.scope_->Declare(context, name_, CYIdentifierOther);
+ CYFunction::Replace(context);
+ return this;
+}
+
+CYIdentifier *CYIdentifier::Replace(CYContext &context) {
+ if (replace_ != NULL && replace_ != this)
+ return replace_->Replace(context);
+ replace_ = context.scope_->Lookup(context, this);
+ return replace_;
+}
+
+CYStatement *CYIf::Return() {
+ CYImplicitReturn(true_);
+ CYImplicitReturn(false_);
+ return this;
}
CYStatement *CYIf::Replace(CYContext &context) {
context.Replace(test_);
- context.Replace(true_);
- context.Replace(false_);
- return NULL;
+ context.ReplaceAll(true_);
+ context.ReplaceAll(false_);
+ return this;
}
CYFunctionParameter *CYIfComprehension::Parameter(CYContext &context) const {
return $ CYIf(test_, CYComprehension::Replace(context, statement));
}
+CYStatement *CYImport::Replace(CYContext &context) {
+ return $ CYVar($L1($L($I(module_->part_->Word()), $C1($V("require"), module_->Replace(context, "/")))));
+}
+
CYExpression *CYIndirect::Replace(CYContext &context) {
- CYPrefix::Replace(context);
return $M(rhs_, $S("$cyi"));
}
CYExpression *CYIndirectMember::Replace(CYContext &context) {
- Replace_(context);
return $M($ CYIndirect(object_), property_);
}
CYExpression *CYInfix::Replace(CYContext &context) {
context.Replace(lhs_);
context.Replace(rhs_);
- return NULL;
+ return this;
}
CYStatement *CYLabel::Replace(CYContext &context) {
context.Replace(statement_);
- return NULL;
+ return this;
}
-void CYMember::Replace_(CYContext &context) {
- context.Replace(object_);
- context.Replace(property_);
+CYExpression *CYLambda::Replace(CYContext &context) {
+ return $N2($V("Functor"), $ CYFunctionExpression(NULL, parameters_->Parameters(context), code_), parameters_->TypeSignature(context, typed_->Replace(context)));
}
-CYStatement *CYMessage::Replace(CYContext &context, bool replace) const { $T(NULL)
- CYVariable *cyn($V("$cyn"));
- CYVariable *cyt($V("$cyt"));
-
- return $ CYBlock($$->*
- next_->Replace(context, replace)->*
- $E($ CYAssign(cyn, parameters_->Selector(context)))->*
- $E($ CYAssign(cyt, $C1($M(cyn, $S("type")), $V(instance_ ? "$cys" : "$cyp"))))->*
- $E($C4($V(replace ? "class_replaceMethod" : "class_addMethod"),
- $V(instance_ ? "$cyc" : "$cym"),
- cyn,
- $N2($V("Functor"), $F(NULL, $P2("self", "_cmd", parameters_->Parameters(context)), $$->*
- $ CYReturn($C1($M($F(NULL, NULL, statements_), $S("call")), $V("self")))
- ), cyt),
- cyt
- ))
- );
+CYStatement *CYLet::Replace(CYContext &context) {
+ declarations_->Replace(context);
+ if (CYExpression *expression = declarations_->Expression(context))
+ return $E(expression);
+ return $ CYEmpty();
}
-CYFunctionParameter *CYMessageParameter::Parameters(CYContext &context) const { $T(NULL)
- CYFunctionParameter *next(next_->Parameters(context));
- return name_ == NULL ? next : $ CYFunctionParameter(name_, next);
+CYFunctionExpression *CYMethod::Constructor() {
+ return NULL;
}
-CYSelector *CYMessageParameter::Selector(CYContext &context) const {
- return $ CYSelector(SelectorPart(context));
+void CYMethod::Replace(CYContext &context) {
+ CYFunction::Replace(context);
}
-CYSelectorPart *CYMessageParameter::SelectorPart(CYContext &context) const { $T(NULL)
- CYSelectorPart *next(next_->SelectorPart(context));
- return tag_ == NULL ? next : $ CYSelectorPart(tag_, name_ != NULL, next);
+CYString *CYModule::Replace(CYContext &context, const char *separator) const {
+ if (next_ == NULL)
+ return $ CYString(part_);
+ return $ CYString($pool.strcat(next_->Replace(context, separator)->Value(), separator, part_->Word(), NULL));
+}
+
+CYExpression *CYMultiply::Replace(CYContext &context) {
+ CYInfix::Replace(context);
+
+ if (CYNumber *lhn = lhs_->Number(context))
+ if (CYNumber *rhn = rhs_->Number(context))
+ return $D(lhn->Value() * rhn->Value());
+
+ return this;
}
-CYExpression *CYNew::Replace(CYContext &context) {
+namespace cy {
+namespace Syntax {
+
+CYExpression *New::AddArgument(CYContext &context, CYExpression *value) {
+ CYSetLast(arguments_) = $ CYArgument(value);
+ return this;
+}
+
+CYExpression *New::Replace(CYContext &context) {
context.Replace(constructor_);
arguments_->Replace(context);
- return NULL;
+ return this;
+}
+
+} }
+
+CYNumber *CYNull::Number(CYContext &context) {
+ return $D(0);
+}
+
+CYString *CYNull::String(CYContext &context) {
+ return $S("null");
+}
+
+CYNumber *CYNumber::Number(CYContext &context) {
+ return this;
+}
+
+CYString *CYNumber::String(CYContext &context) {
+ // XXX: there is a precise algorithm for this
+ return $S($pool.sprintf(24, "%.17g", Value()));
+}
+
+CYExpression *CYNumber::PropertyName(CYContext &context) {
+ return String(context);
}
CYExpression *CYObject::Replace(CYContext &context) {
- properties_->Replace(context);
- return NULL;
+ CYBuilder builder;
+ if (properties_ != NULL)
+ properties_ = properties_->ReplaceAll(context, builder, $ CYThis(), false);
+
+ if (builder) {
+ return $C1($M($ CYFunctionExpression(NULL, builder.declarations_->Parameter(context),
+ builder.statements_->*
+ $ CYReturn($ CYThis())
+ ), $S("call")), this, builder.declarations_->Argument(context));
+ }
+
+ CYForEach (property, properties_)
+ property->Replace(context);
+ return this;
+}
+
+CYExpression *CYParenthetical::Replace(CYContext &context) {
+ return expression_;
}
CYExpression *CYPostfix::Replace(CYContext &context) {
context.Replace(lhs_);
- return NULL;
+ return this;
}
CYExpression *CYPrefix::Replace(CYContext &context) {
context.Replace(rhs_);
- return NULL;
+ return this;
+}
+
+CYProperty *CYProperty::ReplaceAll(CYContext &context, CYBuilder &builder, CYExpression *self, bool update) {
+ update |= name_->Computed();
+ if (update)
+ Replace(context, builder, self, false);
+ if (next_ != NULL)
+ next_ = next_->ReplaceAll(context, builder, self, update);
+ return update ? next_ : this;
+}
+
+void CYProperty::Replace(CYContext &context, CYBuilder &builder, CYExpression *self, bool protect) {
+ CYExpression *name(name_->PropertyName(context));
+ if (name_->Computed()) {
+ CYIdentifier *unique(context.Unique());
+ builder.declarations_->*$L1($L(unique, name));
+ name = $V(unique);
+ }
+
+ Replace(context, builder, self, name, protect);
}
-void CYProgram::Replace(CYContext &context) {
- statements_ = statements_->ReplaceAll(context);
+void CYPropertyGetter::Replace(CYContext &context, CYBuilder &builder, CYExpression *self, CYExpression *name, bool protect) {
+ CYIdentifier *unique(context.Unique());
+ builder.declarations_
+ ->* $L1($L(unique, CYSuperize(context, $ CYFunctionExpression(NULL, parameters_, code_))));
+ builder.statements_
+ ->* CYDefineProperty(self, name, true, !protect, $ CYPropertyValue($S("get"), $V(unique)));
}
-void CYProperty::Replace(CYContext &context) { $T()
+CYFunctionExpression *CYPropertyMethod::Constructor() {
+ return name_->Constructor() ? $ CYFunctionExpression(NULL, parameters_, code_) : NULL;
+}
+
+void CYPropertyMethod::Replace(CYContext &context, CYBuilder &builder, CYExpression *self, CYExpression *name, bool protect) {
+ CYIdentifier *unique(context.Unique());
+ builder.declarations_
+ ->* $L1($L(unique, CYSuperize(context, $ CYFunctionExpression(NULL, parameters_, code_))));
+ builder.statements_
+ ->* (!protect ? $E($ CYAssign($M(self, name), $V(unique))) :
+ CYDefineProperty(self, name, true, !protect, $ CYPropertyValue($S("value"), $V(unique), $ CYPropertyValue($S("writable"), $ CYTrue()))));
+}
+
+void CYPropertySetter::Replace(CYContext &context, CYBuilder &builder, CYExpression *self, CYExpression *name, bool protect) {
+ CYIdentifier *unique(context.Unique());
+ builder.declarations_
+ ->* $L1($L(unique, CYSuperize(context, $ CYFunctionExpression(NULL, parameters_, code_))));
+ builder.statements_
+ ->* CYDefineProperty(self, name, true, !protect, $ CYPropertyValue($S("set"), $V(unique)));
+}
+
+void CYPropertyValue::Replace(CYContext &context, CYBuilder &builder, CYExpression *self, CYExpression *name, bool protect) {
+ _assert(!protect);
+ CYIdentifier *unique(context.Unique());
+ builder.declarations_
+ ->* $L1($L(unique, value_));
+ builder.statements_
+ ->* $E($ CYAssign($M(self, name), $V(unique)));
+}
+
+void CYPropertyValue::Replace(CYContext &context) {
context.Replace(value_);
- next_->Replace(context);
+}
+
+// XXX: this is evil evil black magic. don't ask, don't tell... don't believe!
+#define MappingSet "0etnirsoalfucdphmgyvbxTwSNECAFjDLkMOIBPqzRH$_WXUVGYKQJZ"
+//#define MappingSet "0abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ$_"
+
+namespace {
+ struct IdentifierUsageLess :
+ std::binary_function<CYIdentifier *, CYIdentifier *, bool>
+ {
+ _finline bool operator ()(CYIdentifier *lhs, CYIdentifier *rhs) const {
+ if (lhs->usage_ != rhs->usage_)
+ return lhs->usage_ > rhs->usage_;
+ return lhs < rhs;
+ }
+ };
+
+ typedef std::set<CYIdentifier *, IdentifierUsageLess> IdentifierUsages;
+}
+
+void CYScript::Replace(CYContext &context) {
+ CYScope scope(true, context);
+
+ context.nextlocal_ = $ CYNonLocal();
+ context.ReplaceAll(code_);
+ context.NonLocal(code_);
+
+ scope.Close(context, code_);
+
+ size_t offset(0);
+
+ CYCStringSet external;
+ for (CYIdentifierValueSet::const_iterator i(scope.identifiers_.begin()); i != scope.identifiers_.end(); ++i)
+ external.insert((*i)->Word());
+
+ IdentifierUsages usages;
+
+ if (offset < context.rename_.size())
+ CYForEach (i, context.rename_[offset].identifier_)
+ usages.insert(i);
+
+ // XXX: totalling the probable occurrences and sorting by them would improve the result
+ for (CYIdentifierUsageVector::const_iterator i(context.rename_.begin()); i != context.rename_.end(); ++i, ++offset) {
+ //std::cout << *i << ":" << (*i)->offset_ << std::endl;
+
+ const char *name;
+
+ if (context.options_.verbose_)
+ name = $pool.strcat("$", $pool.itoa(offset), NULL);
+ else {
+ char id[8];
+ id[7] = '\0';
+
+ id:
+ unsigned position(7), local(offset + 1);
+
+ do {
+ unsigned index(local % (sizeof(MappingSet) - 1));
+ local /= sizeof(MappingSet) - 1;
+ id[--position] = MappingSet[index];
+ } while (local != 0);
+
+ if (external.find(id + position) != external.end()) {
+ ++offset;
+ goto id;
+ }
+
+ name = $pool.strmemdup(id + position, 7 - position);
+ // XXX: at some point, this could become a keyword
+ }
+
+ CYForEach (identifier, i->identifier_)
+ identifier->Set(name);
+ }
}
CYStatement *CYReturn::Replace(CYContext &context) {
+ if (context.nonlocal_ != NULL) {
+ CYProperty *value(value_ == NULL ? NULL : $ CYPropertyValue($S("$cyv"), value_));
+ return $ cy::Syntax::Throw($ CYObject(
+ $ CYPropertyValue($S("$cyk"), $V(context.nonlocal_->Target(context)), value)
+ ));
+ }
+
context.Replace(value_);
- return NULL;
+ return this;
}
-CYExpression *CYSelector::Replace(CYContext &context) {
- return $N1($V("Selector"), name_->Replace(context));
+CYExpression *CYRubyBlock::Replace(CYContext &context) {
+ return call_->AddArgument(context, proc_->Replace(context));
}
-CYExpression *CYSend::Replace(CYContext &context) {
- std::ostringstream name;
- CYArgument **argument(&arguments_);
+CYExpression *CYRubyBlock::AddArgument(CYContext &context, CYExpression *value) {
+ return Replace(context)->AddArgument(context, value);
+}
- while (*argument != NULL) {
- if ((*argument)->name_ != NULL) {
- name << *(*argument)->name_;
- (*argument)->name_ = NULL;
- if ((*argument)->value_ != NULL)
- name << ':';
- }
+CYExpression *CYRubyProc::Replace(CYContext &context) {
+ CYFunctionExpression *function($ CYFunctionExpression(NULL, parameters_, code_));
+ function = CYNonLocalize(context, function);
+ function->implicit_ = true;
+ return function;
+}
- if ((*argument)->value_ == NULL)
- *argument = (*argument)->next_;
- else
- argument = &(*argument)->next_;
+CYScope::CYScope(bool transparent, CYContext &context) :
+ transparent_(transparent),
+ parent_(context.scope_)
+{
+ context.scope_ = this;
+}
+
+void CYScope::Declare(CYContext &context, CYIdentifier *identifier, CYIdentifierFlags flags) {
+ if (!transparent_ || flags == CYIdentifierArgument || flags == CYIdentifierCatch)
+ internal_.insert(CYIdentifierAddressFlagsMap::value_type(identifier, flags));
+ else if (parent_ != NULL)
+ parent_->Declare(context, identifier, flags);
+}
+
+CYIdentifier *CYScope::Lookup(CYContext &context, CYIdentifier *identifier) {
+ std::pair<CYIdentifierValueSet::iterator, bool> insert(identifiers_.insert(identifier));
+ return *insert.first;
+}
+
+void CYScope::Merge(CYContext &context, CYIdentifier *identifier) {
+ std::pair<CYIdentifierValueSet::iterator, bool> insert(identifiers_.insert(identifier));
+ if (!insert.second) {
+ if ((*insert.first)->offset_ < identifier->offset_)
+ (*insert.first)->offset_ = identifier->offset_;
+ identifier->replace_ = *insert.first;
+ (*insert.first)->usage_ += identifier->usage_ + 1;
}
+}
+
+namespace {
+ struct IdentifierOffset {
+ size_t offset_;
+ CYIdentifierFlags flags_;
+ size_t usage_;
+ CYIdentifier *identifier_;
- SEL sel(sel_registerName(name.str().c_str()));
- double address(static_cast<double>(reinterpret_cast<uintptr_t>(sel)));
+ IdentifierOffset(CYIdentifier *identifier, CYIdentifierFlags flags) :
+ offset_(identifier->offset_),
+ flags_(flags),
+ usage_(identifier->usage_),
+ identifier_(identifier)
+ {
+ }
+ };
+
+ struct IdentifierOffsetLess :
+ std::binary_function<const IdentifierOffset &, const IdentifierOffset &, bool>
+ {
+ _finline bool operator ()(const IdentifierOffset &lhs, const IdentifierOffset &rhs) const {
+ if (lhs.offset_ != rhs.offset_)
+ return lhs.offset_ < rhs.offset_;
+ if (lhs.flags_ != rhs.flags_)
+ return lhs.flags_ < rhs.flags_;
+ /*if (lhs.usage_ != rhs.usage_)
+ return lhs.usage_ < rhs.usage_;*/
+ return lhs.identifier_ < rhs.identifier_;
+ }
+ };
- return $C2($V("objc_msgSend"), self_, $D(address), arguments_);
+ typedef std::set<IdentifierOffset, IdentifierOffsetLess> IdentifierOffsets;
}
-CYString *CYSelectorPart::Replace(CYContext &context) {
- std::ostringstream str;
- for (const CYSelectorPart *part(this); part != NULL; part = part->next_) {
- if (part->name_ != NULL)
- str << part->name_->Value();
- if (part->value_)
- str << ':';
+void CYScope::Close(CYContext &context, CYStatement *&statements) {
+ context.scope_ = parent_;
+
+ if (parent_ == NULL)
+ return;
+
+ CYDeclarations *last(NULL), *curr(NULL);
+
+ IdentifierOffsets offsets;
+
+ for (CYIdentifierAddressFlagsMap::const_iterator i(internal_.begin()); i != internal_.end(); ++i)
+ if (i->second != CYIdentifierMagic)
+ offsets.insert(IdentifierOffset(i->first, i->second));
+
+ size_t offset(0);
+
+ for (IdentifierOffsets::const_iterator i(offsets.begin()); i != offsets.end(); ++i) {
+ if (i->flags_ == CYIdentifierVariable) {
+ CYDeclarations *next($ CYDeclarations($ CYDeclaration(i->identifier_)));
+ if (last == NULL)
+ last = next;
+ if (curr != NULL)
+ curr->SetNext(next);
+ curr = next;
+ }
+
+ if (offset < i->offset_)
+ offset = i->offset_;
+ if (context.rename_.size() <= offset)
+ context.rename_.resize(offset + 1);
+
+ CYIdentifierUsage &rename(context.rename_[offset++]);
+ i->identifier_->SetNext(rename.identifier_);
+ rename.identifier_ = i->identifier_;
+ rename.usage_ += i->identifier_->usage_ + 1;
}
- return $S(apr_pstrdup(context.pool_, str.str().c_str()));
+
+ if (last != NULL) {
+ CYVar *var($ CYVar(last));
+ var->SetNext(statements);
+ statements = var;
+ }
+
+ for (CYIdentifierValueSet::const_iterator i(identifiers_.begin()); i != identifiers_.end(); ++i)
+ if (internal_.find(*i) == internal_.end()) {
+ //std::cout << *i << '=' << offset << std::endl;
+ if ((*i)->offset_ < offset)
+ (*i)->offset_ = offset;
+ parent_->Merge(context, *i);
+ }
+}
+
+CYElementValue *CYSpan::Replace(CYContext &context) { $T(NULL)
+ return $ CYElementValue(expression_, $ CYElementValue(string_, next_->Replace(context)));
}
-CYStatement *CYStatement::ReplaceAll(CYContext &context) { $T(NULL)
- CYStatement *replace(this);
- context.Replace(replace);
+CYStatement *CYStatement::Return() {
+ return this;
+}
- if (CYStatement *next = next_->ReplaceAll(context))
- replace->SetNext(next);
- else
- replace->SetNext(next_);
+CYString *CYString::Concat(CYContext &context, CYString *rhs) const {
+ size_t size(size_ + rhs->size_);
+ char *value($ char[size + 1]);
+ memcpy(value, value_, size_);
+ memcpy(value + size_, rhs->value_, rhs->size_);
+ value[size] = '\0';
+ return $S(value, size);
+}
+
+CYNumber *CYString::Number(CYContext &context) {
+ // XXX: there is a precise algorithm for this
+ return NULL;
+}
+
+CYExpression *CYString::PropertyName(CYContext &context) {
+ return this;
+}
+
+CYString *CYString::String(CYContext &context) {
+ return this;
+}
+
+CYExpression *CYSuperAccess::Replace(CYContext &context) {
+ return $C1($M($M($M($V(context.super_), $S("prototype")), property_), $S("bind")), $ CYThis());
+}
- return replace;
+CYExpression *CYSuperCall::Replace(CYContext &context) {
+ return $C($C1($M($V(context.super_), $S("bind")), $ CYThis()), arguments_);
}
CYStatement *CYSwitch::Replace(CYContext &context) {
context.Replace(value_);
clauses_->Replace(context);
- return NULL;
+ return this;
+}
+
+CYExpression *CYTemplate::Replace(CYContext &context) {
+ return $C2($M($M($M($V("String"), $S("prototype")), $S("concat")), $S("apply")), $S(""), $ CYArray($ CYElementValue(string_, spans_->Replace(context))));
}
CYExpression *CYThis::Replace(CYContext &context) {
- return NULL;
+ if (context.this_ != NULL)
+ return $V(context.this_->Identifier(context));
+ return this;
}
-CYStatement *CYThrow::Replace(CYContext &context) {
+namespace cy {
+namespace Syntax {
+
+CYStatement *Throw::Replace(CYContext &context) {
context.Replace(value_);
- return NULL;
+ return this;
}
+} }
+
CYExpression *CYTrivial::Replace(CYContext &context) {
- return NULL;
+ return this;
}
-CYStatement *CYTry::Replace(CYContext &context) {
- code_.Replace(context);
+CYNumber *CYTrue::Number(CYContext &context) {
+ return $D(1);
+}
+
+CYString *CYTrue::String(CYContext &context) {
+ return $S("true");
+}
+
+namespace cy {
+namespace Syntax {
+
+CYStatement *Try::Replace(CYContext &context) {
+ context.ReplaceAll(code_);
catch_->Replace(context);
finally_->Replace(context);
+ return this;
+}
+
+} }
+
+CYExpression *CYTypeArrayOf::Replace_(CYContext &context, CYExpression *type) {
+ return next_->Replace(context, $ CYCall($ CYDirectMember(type, $ CYString("arrayOf")), $ CYArgument(size_)));
+}
+
+CYExpression *CYTypeBlockWith::Replace_(CYContext &context, CYExpression *type) {
+ return next_->Replace(context, $ CYCall($ CYDirectMember(type, $ CYString("blockWith")), parameters_->Argument(context)));
+}
+
+CYExpression *CYTypeConstant::Replace_(CYContext &context, CYExpression *type) {
+ return next_->Replace(context, $ CYCall($ CYDirectMember(type, $ CYString("constant"))));
+}
+
+CYStatement *CYTypeDefinition::Replace(CYContext &context) {
+ return $E($ CYAssign($V(typed_->identifier_), typed_->Replace(context)));
+}
+
+CYExpression *CYTypeError::Replace(CYContext &context) {
+ _assert(false);
return NULL;
}
+CYExpression *CYTypeModifier::Replace(CYContext &context, CYExpression *type) { $T(type)
+ return Replace_(context, type);
+}
+
+CYExpression *CYTypeFunctionWith::Replace_(CYContext &context, CYExpression *type) {
+ return next_->Replace(context, $ CYCall($ CYDirectMember(type, $ CYString("functionWith")), parameters_->Argument(context)));
+}
+
+CYExpression *CYTypeLong::Replace(CYContext &context) {
+ return $ CYCall($ CYDirectMember(specifier_->Replace(context), $ CYString("long")));
+}
+
+CYExpression *CYTypePointerTo::Replace_(CYContext &context, CYExpression *type) {
+ return next_->Replace(context, $ CYCall($ CYDirectMember(type, $ CYString("pointerTo"))));
+}
+
+CYExpression *CYTypeShort::Replace(CYContext &context) {
+ return $ CYCall($ CYDirectMember(specifier_->Replace(context), $ CYString("short")));
+}
+
+CYExpression *CYTypeSigned::Replace(CYContext &context) {
+ return $ CYCall($ CYDirectMember(specifier_->Replace(context), $ CYString("signed")));
+}
+
+CYExpression *CYTypeUnsigned::Replace(CYContext &context) {
+ return $ CYCall($ CYDirectMember(specifier_->Replace(context), $ CYString("unsigned")));
+}
+
+CYExpression *CYTypeVariable::Replace(CYContext &context) {
+ return $V(name_);
+}
+
+CYExpression *CYTypeVoid::Replace(CYContext &context) {
+ return $N1($V("Type"), $ CYString("v"));
+}
+
+CYExpression *CYTypeVolatile::Replace_(CYContext &context, CYExpression *type) {
+ return next_->Replace(context, $ CYCall($ CYDirectMember(type, $ CYString("volatile"))));
+}
+
+CYExpression *CYTypedIdentifier::Replace(CYContext &context) {
+ return modifier_->Replace(context, specifier_->Replace(context));
+}
+
+CYTypeFunctionWith *CYTypedIdentifier::Function() {
+ CYTypeModifier **modifier(&modifier_);
+ if (*modifier == NULL)
+ return NULL;
+ while ((*modifier)->next_ != NULL)
+ modifier = &(*modifier)->next_;
+ CYTypeFunctionWith *function((*modifier)->Function());
+ if (function == NULL)
+ return NULL;
+ *modifier = NULL;
+ return function;
+}
+
+CYArgument *CYTypedParameter::Argument(CYContext &context) { $T(NULL)
+ return $ CYArgument(typed_->Replace(context), next_->Argument(context));
+}
+
+CYFunctionParameter *CYTypedParameter::Parameters(CYContext &context) { $T(NULL)
+ return $ CYFunctionParameter($ CYDeclaration(typed_->identifier_ ?: context.Unique()), next_->Parameters(context));
+}
+
+CYExpression *CYTypedParameter::TypeSignature(CYContext &context, CYExpression *prefix) { $T(prefix)
+ return next_->TypeSignature(context, $ CYAdd(prefix, typed_->Replace(context)));
+}
+
CYStatement *CYVar::Replace(CYContext &context) {
declarations_->Replace(context);
- return NULL;
+ if (CYExpression *expression = declarations_->Expression(context))
+ return $E(expression);
+ return $ CYEmpty();
}
CYExpression *CYVariable::Replace(CYContext &context) {
- return NULL;
+ context.Replace(name_);
+ return this;
+}
+
+CYFunctionParameter *CYVariable::Parameter() const {
+ return $ CYFunctionParameter($ CYDeclaration(name_));
}
CYStatement *CYWhile::Replace(CYContext &context) {
context.Replace(test_);
- context.Replace(code_);
- return NULL;
+ context.ReplaceAll(code_);
+ return this;
}
CYStatement *CYWith::Replace(CYContext &context) {
context.Replace(scope_);
- context.Replace(code_);
- return NULL;
+ context.ReplaceAll(code_);
+ return this;
}
-CYExpression *CYWord::ClassName(CYContext &context, bool object) {
- CYString *name($S(this));
- if (object)
- return $C1($V("objc_getClass"), name);
- else
- return name;
+CYExpression *CYWord::PropertyName(CYContext &context) {
+ return $S(this);
}
projects / cycript.git / blobdiff