Tim Starling
104 linhas
3.1 KiB
C++
104 linhas
3.1 KiB
C++
/*
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+----------------------------------------------------------------------+
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| HipHop for PHP |
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+----------------------------------------------------------------------+
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| Copyright (c) 2010-2013 Facebook, Inc. (http://www.facebook.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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*/
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#include "hphp/compiler/statement/block_statement.h"
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#include "hphp/compiler/statement/statement_list.h"
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using namespace HPHP;
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///////////////////////////////////////////////////////////////////////////////
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// constructors/destructors
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BlockStatement::BlockStatement
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(STATEMENT_CONSTRUCTOR_PARAMETERS, StatementListPtr stmts)
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: Statement(STATEMENT_CONSTRUCTOR_PARAMETER_VALUES(BlockStatement)),
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m_stmts(stmts) {
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}
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StatementPtr BlockStatement::clone() {
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BlockStatementPtr stmt(new BlockStatement(*this));
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stmt->m_stmts = Clone(m_stmts);
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return stmt;
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}
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int BlockStatement::getRecursiveCount() const {
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return m_stmts->getRecursiveCount();
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}
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///////////////////////////////////////////////////////////////////////////////
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// parser functions
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///////////////////////////////////////////////////////////////////////////////
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// static analysis functions
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void BlockStatement::analyzeProgram(AnalysisResultPtr ar) {
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if (m_stmts) m_stmts->analyzeProgram(ar);
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}
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bool BlockStatement::hasDecl() const {
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return m_stmts && m_stmts->hasDecl();
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}
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bool BlockStatement::hasImpl() const {
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return m_stmts && m_stmts->hasImpl();
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}
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bool BlockStatement::hasBody() const {
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return m_stmts && m_stmts->hasBody();
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}
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bool BlockStatement::hasRetExp() const {
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return m_stmts && m_stmts->hasRetExp();
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}
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ConstructPtr BlockStatement::getNthKid(int n) const {
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switch (n) {
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case 0:
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return m_stmts;
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default:
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assert(false);
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break;
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}
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return ConstructPtr();
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}
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int BlockStatement::getKidCount() const {
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return 1;
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}
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void BlockStatement::setNthKid(int n, ConstructPtr cp) {
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switch (n) {
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case 0:
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m_stmts = boost::dynamic_pointer_cast<StatementList>(cp);
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break;
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default:
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assert(false);
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break;
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}
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}
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void BlockStatement::inferTypes(AnalysisResultPtr ar) {
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if (m_stmts) m_stmts->inferTypes(ar);
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}
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///////////////////////////////////////////////////////////////////////////////
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// code generation functions
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void BlockStatement::outputPHP(CodeGenerator &cg, AnalysisResultPtr ar) {
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cg_indentBegin("{\n");
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if (m_stmts) m_stmts->outputPHP(cg, ar);
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cg_indentEnd("}\n");
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}
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