bonkmaykr/otyaSMILEBASIC
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Fix assign

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This commit is contained in:
otya128
2016-12-08 21:38:22 +09:00
parent cc05576862
commit 972b075b0f
3 changed files with 49 additions and 15 deletions
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42
SMILEBASIC/parser.d
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@@ -849,21 +849,6 @@ class Parser
case TokenType.Iden:
{
wstring name = token.value.stringValue;
lex.popFront();
if (token.type != TokenType.Call)
{
token = lex.front();
if(token.type == TokenType.Assign)
{
node = assign(name);
return node;
}
if(token.type == TokenType.LBracket)//配列代入
{
node = arrayAssign(name);
return node;
}
}
if (name == "OPTION")
{
if (token.type != TokenType.Iden)
@@ -880,6 +865,19 @@ class Parser
lex.popFront();
return new Option(arg, lex.location);
}
if (token.type != TokenType.Call)
{
auto expr = expression;
if (expr.type == NodeType.Variable)
{
auto variable = cast(Variable)expr;
node = assign(variable.name);
return node;
}
node = assign(expr);
return node;
}
lex.popFront();
//命令呼び出し
auto func = new CallFunctionStatement(name, lex.location);
node = func;
@@ -1561,6 +1559,20 @@ class Parser
auto a = new Assign(name, expr, lex.location);
return a;
}
AssignRef assign(Expression left)
{
lex.popFront();
auto token = lex.front();//=の次
Expression expr = expression();
if(expr is null) return null;
if (!isLValue(left))
{
syntaxError();
return null;
}
auto a = new AssignRef(left, expr, lex.location);
return a;
}
Print print()
{
auto print = new Print(lex.location);