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implement declare var, Function Decl, Function Expression

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Signed-off-by: seonghyun kim <sh8281.kim@samsung.com>
This commit is contained in:
seonghyun kim 2016-11-30 19:01:37 +09:00
commit a545adebf5
28 changed files with 549 additions and 90 deletions
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24
src/parser/ScriptParser.cpp
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@ -15,12 +15,21 @@ ScriptParser::ScriptParser(Context* c)
CodeBlock* ScriptParser::generateCodeBlockTreeFromASTWalker(Context* ctx, StringView source, ASTScopeContext* scopeCtx, CodeBlock* parentCodeBlock)
{
CodeBlock* codeBlock = new CodeBlock(ctx, StringView(source, scopeCtx->m_locStart.index, scopeCtx->m_locEnd.index), scopeCtx->m_names, parentCodeBlock,
(CodeBlock::CodeBlockInitFlag)
((scopeCtx->m_hasEval ? CodeBlock::CodeBlockHasEval : 0) |
(scopeCtx->m_hasWith ? CodeBlock::CodeBlockHasWith : 0) |
(scopeCtx->m_hasYield ? CodeBlock::CodeBlockHasYield : 0))
);
CodeBlock* codeBlock;
if (parentCodeBlock == nullptr) {
// globalBlock
codeBlock = new CodeBlock(ctx, StringView(source, scopeCtx->m_locStart.index, scopeCtx->m_locEnd.index), 0, scopeCtx->m_names);
} else {
codeBlock = new CodeBlock(ctx, StringView(source, scopeCtx->m_locStart.index, scopeCtx->m_locEnd.index), scopeCtx->m_nodeStartIndex,
scopeCtx->m_functionName, scopeCtx->m_parameters, scopeCtx->m_names, parentCodeBlock,
(CodeBlock::CodeBlockInitFlag)
((scopeCtx->m_hasEval ? CodeBlock::CodeBlockHasEval : 0) |
(scopeCtx->m_hasWith ? CodeBlock::CodeBlockHasWith : 0) |
(scopeCtx->m_hasYield ? CodeBlock::CodeBlockHasYield : 0) |
(scopeCtx->m_associateNode->type() == FunctionExpression ? CodeBlock::CodeBlockIsFunctionExpression : 0) |
(scopeCtx->m_associateNode->type() == FunctionDeclaration ? CodeBlock::CodeBlockIsFunctionDeclaration : 0)
));
}
#ifndef NDEBUG
codeBlock->m_locStart = scopeCtx->m_locStart;
@ -53,6 +62,7 @@ CodeBlock* ScriptParser::generateCodeBlockTreeFromASTWalker(Context* ctx, String
for (size_t i = 0 ; i < scopeCtx->m_childScopes.size(); i ++) {
codeBlock->appendChildBlock(generateCodeBlockTreeFromASTWalker(ctx, source, scopeCtx->m_childScopes[i], codeBlock));
}
return codeBlock;
}
@ -68,10 +78,10 @@ ScriptParser::ScriptParserResult ScriptParser::parse(StringView scriptSource)
ScriptParseError* error = nullptr;
try {
ProgramNode* program = esprima::parseProgram(m_context, scriptSource, [](Escargot::Node* node, NodeLOC start, NodeLOC end) {
// printf("nd type %d\n", node->type());
node->m_loc = start;
});
CodeBlock* topCodeBlock = generateCodeBlockTreeFromAST(m_context, scriptSource, program);
topCodeBlock->m_cachedASTNode = program;