Deukhoofd/PorygonLang
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Implements setting table values
Some checks failed
continuous-integration/drone/push Build is failing
Details

Browse Source
This commit is contained in:
Deukhoofd
2019-06-14 17:12:27 +02:00
parent 996b5be496
commit a9def6c539
14 changed files with 141 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
src/Parser/Parser.cpp
View File

@@ -1,6 +1,4 @@
#include <utility>
#include <algorithm>
#include "Parser.hpp"
#include "ParsedStatements/ParsedStatement.hpp"
@@ -38,19 +36,23 @@ const IToken *Parser::Next() {
ParsedStatement* Parser::ParseStatement(const IToken* current){
auto currentKind = current->GetKind();
switch (currentKind){
case TokenKind ::LocalKeyword: return this -> ParseAssignment(current);
case TokenKind ::LocalKeyword: return this->ParseVariableAssignment(current);
case TokenKind ::FunctionKeyword: return this -> ParseFunctionDeclaration(current);
case TokenKind ::ReturnKeyword: return this->ParseReturnStatement(current);
case TokenKind ::IfKeyword: return this -> ParseIfStatement(current);
default: break;
}
if (this->Peek()->GetKind() == TokenKind::AssignmentToken){
return ParseAssignment(current);
return ParseVariableAssignment(current);
}
return new ParsedExpressionStatement(this -> ParseExpression(current));
auto expression = this -> ParseExpression(current);
if (expression->GetKind() == ParsedExpressionKind::Indexer && this -> Peek()->GetKind() == TokenKind::AssignmentToken){
return this -> ParseIndexAssignment(expression);
}
return new ParsedExpressionStatement(expression);
}
ParsedStatement *Parser::ParseAssignment(const IToken *current) {
ParsedStatement *Parser::ParseVariableAssignment(const IToken *current) {
bool isLocal = false;
const IToken* identifier;
if (current -> GetKind() == TokenKind::LocalKeyword){
@@ -75,6 +77,14 @@ ParsedStatement *Parser::ParseAssignment(const IToken *current) {
return new ParsedAssignmentStatement(isLocal, ((IdentifierToken*)identifier) -> GetValue(), expression, start, expression->GetEndPosition() - start);
}
ParsedStatement *Parser::ParseIndexAssignment(ParsedExpression *indexer) {
this -> Next(); // Consume assignment token
auto valueExpression = this -> ParseExpression(this -> Next());
auto start = indexer->GetStartPosition();
return new ParsedIndexAssignmentStatement(indexer, valueExpression, start, valueExpression->GetEndPosition() - start);
}
ParsedStatement *Parser::ParseBlock(const vector<TokenKind>& endTokens, const vector<const ParsedStatement*>& openStatements) {
auto statements = openStatements;
auto start = this->_position;