internal override ObjWastTranspilerContext GetContext(string statement, ObjWastTranspiler transpiler)
{
if (!parseBody)
{
if (statement == "param")
{
return(new ObjWastParamContext(this));
}
else if (statement == "result")
{
return(new ObjWastResultContext(this));
}
else if (statement == "local")
{
return(new ObjWastLocalContext(this));
}
else
{
parseBody = true;
}
}
return(null);
}
internal override void Parse(ObjWastTranspiler transpiler)
{
// ex. (func private $test (param i32) (result i32) (local i32) ... )
if (identifier == null && !parseBody)
{
string name = transpiler.ParseName();
access = OwMemberAccess.Private;
if (!string.IsNullOrWhiteSpace(name))
{
var tempAccess = transpiler.ParseAccess(name);
if (tempAccess == null)
{
throw new Exception();
}
access = tempAccess.Value;
}
identifier = transpiler.ParseIdentifier();
return;
}
parseBody = true;
}
static void Main(string[] args)
{
Console.WriteLine("Loading: src/test.wat");
ObjWastTranspiler transpiler = new ObjWastTranspiler();
transpiler.Parse(@"src\test.wat");
Console.ReadKey(true);
}
internal override ObjWastTranspilerContext GetContext(string statement, ObjWastTranspiler transpiler)
{
string instructionName = statement;
if (transpiler.PeekSignificant() == '.')
{
instructionName += transpiler.Read();
instructionName += transpiler.ParseName();
}
return(Create(() => new ObjWastInstructionContext(this, instructionName)));
}
internal override void Parse(ObjWastTranspiler transpiler)
{
if (char.IsDigit(transpiler.PeekSignificant()))
{
long number = transpiler.ParseLong();
arguments.Add(number);
}
else if (transpiler.PeekSignificant() == '$')
{
string identifier = transpiler.ParseIdentifier();
arguments.Add(new ObjWastIdentifier(identifier));
}
}
internal override ObjWastTranspilerContext GetContext(string statement, ObjWastTranspiler transpiler)
{
if (statement == "struct")
{
return(Create(() => new ObjWastStructContext(this)));
}
else if (statement == "func")
{
return(Create(() => new ObjWastFuncContext(this)));
}
return(null);
}
internal override void Parse(ObjWastTranspiler transpiler)
{
// ex. (func $test (param i32) (result i32) (local i32) ... )
if (identifier == null && !parseBody)
{
identifier = transpiler.ParseIdentifier();
return;
}
parseBody = true;
body.Parse(transpiler);
}
internal override ObjWastTranspilerContext GetContext(string statement, ObjWastTranspiler transpiler)
{
if (statement == "field")
{
return(new ObjWastFieldContext(this));
}
else if (statement == "func")
{
return(new ObjWastMethodContext(this));
}
return(null);
}
internal override void Parse(ObjWastTranspiler transpiler)
{
string instructionName = transpiler.ParseName();
if (transpiler.PeekSignificant() == '.')
{
instructionName += transpiler.Read();
instructionName += transpiler.ParseName();
}
var context = Create(() => new ObjWastInstructionContext(this, instructionName));
context.Parse(transpiler);
}
internal override void Parse(ObjWastTranspiler transpiler)
{
string identifier = null;
OwMemberAccess access = OwMemberAccess.Private;
OwType type;
string name = transpiler.ParseName();
if (string.IsNullOrWhiteSpace(name))
{
// ex. (field $test i32)
identifier = transpiler.ParseIdentifier();
if (identifier == null)
{
throw new Exception();
}
type = transpiler.ParseType(@struct.Module);
}
else
{
// ex. (field i32)
// ex. (field private i32)
// ex. (field private $test i32)
OwMemberAccess?tempAccess = transpiler.ParseAccess(name);
if (tempAccess == null)
{
// ex. (field i32)
type = transpiler.ParseType(@struct.Module, name);
}
else
{
// ex. (field private i32)
// ex. (field private $test i32)
access = tempAccess.Value;
identifier = transpiler.ParseIdentifier();
type = transpiler.ParseType(@struct.Module);
}
}
@struct.DefineField(access, identifier, type);
}
internal override ObjWastTranspilerContext GetContext(string statement, ObjWastTranspiler transpiler)
{
return(null);
}
internal override void Parse(ObjWastTranspiler transpiler)
{
}
internal abstract void Parse(ObjWastTranspiler transpiler);
internal abstract ObjWastTranspilerContext GetContext(string statement, ObjWastTranspiler transpiler);
internal override void Parse(ObjWastTranspiler transpiler)
{
string name = transpiler.ParseName();
type = Module.DefineType(name);
}
