private static (ProgramSyntax ast, IImmutableDictionary <string, FunctionDecl> functions) LexParseAndWaddleSymbols(
string source)
{
var reader = source.CharwiseWithTrimmedLines();
using var lexer = new Lexer(reader);
var tokens = lexer.Lex().ToList();
var parser = new Parser(tokens);
var ast = (ProgramSyntax)parser.Parse();
var functions = new SymbolWaddler().WaddleProgram(ast);
return(ast, functions);
}
private static Instruction[] LexParseAndEmit(string source)
{
var reader = source.CharwiseWithTrimmedLines();
using var lexer = new Lexer(reader);
var tokens = lexer.Lex().ToList();
var parser = new Parser(tokens);
var ast = (ProgramSyntax)parser.Parse();
var functions = new SymbolWaddler().WaddleProgram(ast);
var emitter = new EmittingVisitor(functions[Naming.EntryPointFunctionName].Variables
.ToDictionary(kvp => kvp.Key, kvp => kvp.Value as Symbol));
ast.Accept(emitter);
return(emitter.BuildProgram());
}
public void AstEmissionTest()
{
var reader = @"
function main() {
}
".CharwiseWithTrimmedLines();
using var lexer = new Lexer(reader);
var tokens = lexer.Lex().ToList();
var parser = new Parser(tokens);
var ast = parser.Parse();
var symbols = new SymbolWaddler().WaddleProgram((ProgramSyntax)ast);
var semanticWaddler = new SemanticWaddler(symbols);
semanticWaddler.WaddleProgram((ProgramSyntax)ast);
}
