private bool TryAdaptVariableDeclarator(JassMapScriptAdapterContext context, bool isGlobalVariable, IVariableDeclaratorSyntax declarator, [NotNullWhen(true)] out IVariableDeclaratorSyntax?adaptedDeclarator)
{
if (!context.KnownTypes.ContainsKey(declarator.Type.TypeName.Name))
{
context.Diagnostics.Add($"Unknown variable type '{declarator.Type}'.");
}
if (isGlobalVariable)
{
if (!context.KnownGlobalVariables.TryAdd(declarator.IdentifierName.Name, declarator.Type.TypeName.Name))
{
context.Diagnostics.Add($"Duplicate global variable '{declarator.IdentifierName}'.");
}
}
else
{
if (!context.KnownLocalVariables.TryAdd(declarator.IdentifierName.Name, declarator.Type.TypeName.Name))
{
context.Diagnostics.Add($"Duplicate local variable '{declarator.IdentifierName}'.");
}
}
return(declarator switch
{
JassArrayDeclaratorSyntax arrayDeclarator => TryAdaptArrayDeclarator(context, isGlobalVariable, arrayDeclarator, out adaptedDeclarator),
JassVariableDeclaratorSyntax variableDeclarator => TryAdaptVariableDeclarator(context, isGlobalVariable, variableDeclarator, out adaptedDeclarator),
_ => TryAdaptDummy(context, declarator, out adaptedDeclarator),
});
public VariableDeclarationSyntax Transpile(IVariableDeclaratorSyntax declarator)
{
return(declarator switch
{
JassArrayDeclaratorSyntax arrayDeclarator => Transpile(arrayDeclarator),
JassVariableDeclaratorSyntax variableDeclarator => Transpile(variableDeclarator),
});
public LuaVariableDeclaratorSyntax Transpile(JassVariableDeclaratorSyntax variableDeclarator)
{
var expression = variableDeclarator.Value is null
? LuaIdentifierLiteralExpressionSyntax.Nil
: Transpile(variableDeclarator.Value);
return(new LuaVariableDeclaratorSyntax(Transpile(variableDeclarator.IdentifierName), expression));
}
public void Render(JassVariableDeclaratorSyntax variableDeclarator)
{
Render(variableDeclarator.Type);
Write(' ');
Render(variableDeclarator.IdentifierName);
if (variableDeclarator.Value is not null)
{
Write(' ');
Render(variableDeclarator.Value);
}
}
public LuaLocalDeclarationStatementSyntax Transpile(IVariableDeclaratorSyntax declarator, bool isLocalDeclaration)
{
RegisterVariableType(declarator, isLocalDeclaration);
var luaDeclarator = declarator switch
{
JassArrayDeclaratorSyntax arrayDeclarator => Transpile(arrayDeclarator),
JassVariableDeclaratorSyntax variableDeclarator => Transpile(variableDeclarator),
};
var declaration = new LuaVariableListDeclarationSyntax();
luaDeclarator.IsLocalDeclaration = isLocalDeclaration;
declaration.Variables.Add(luaDeclarator);
return(new LuaLocalDeclarationStatementSyntax(declaration));
}