public void ValidLiteralIntDecimal()
{
var inputString = new InputString("7894561230");
var literalIntTokenGenerator = new LiteralIntTokenGenerator();
var currentSymbol = inputString.GetNextSymbol();
do
{
Assert.True(literalIntTokenGenerator.validStart(currentSymbol));
currentSymbol = inputString.GetNextSymbol();
}while(currentSymbol.character != '\0');
inputString = new InputString("123 12 8 0");
var expectedLexemes = new string[] { "123", "12", "8", "0" };
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
int i = 0;
do
{
Assert.True(currentToken.type == TokenType.LIT_INT);
Assert.True(currentToken.lexeme == expectedLexemes[i++]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + TokenType.LIT_INT);
currentToken = lexer.GetNextToken();
}while(currentToken.type != TokenType.EOF);
}
public void ValidIDReservedWord()
{
var inputString = new InputString("abc");
var idTokenGenerator = new IDReservedWordTokenGenerator();
var currentSymbol = inputString.GetNextSymbol();
do
{
Assert.True(idTokenGenerator.validStart(currentSymbol));
currentSymbol = inputString.GetNextSymbol();
}while(currentSymbol.character != '\0');
inputString = new InputString("hola Hola abd142_ hola_ adios_1542 true false");
var expectedTypes = new TokenType[] { TokenType.ID, TokenType.ID, TokenType.ID, TokenType.ID, TokenType.ID, TokenType.LIT_BOOL, TokenType.LIT_BOOL };
var expectedLexemes = new string[] { "hola", "Hola", "abd142_", "hola_", "adios_1542", "true", "false" };
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
int i = 0;
do
{
Assert.True(currentToken.type == expectedTypes[i]);
Assert.True(currentToken.lexeme == expectedLexemes[i]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + expectedTypes[i]);
currentToken = lexer.GetNextToken();
i++;
}while(currentToken.type != TokenType.EOF);
}
public void ValidPuntuation()
{
var inputString = new InputString(@"
: // ':'
, // ','
; // ';'
( // '('
) // ')'
{ // '{'
} // '}'
[ // '['
] // ']'" );
var expectedLexemes = new string[] {
":"
, ","
, ";"
, "("
, ")"
, "{"
, "}"
, "["
, "]"
};
var expectedTypes = new TokenType[] {
TokenType.PUNT_COLON
, TokenType.PUNT_COMMA
, TokenType.PUNT_END_STATEMENT_SEMICOLON
, TokenType.PUNT_PAREN_OPEN
, TokenType.PUNT_PAREN_CLOSE
, TokenType.PUNT_CURLY_BRACKET_OPEN
, TokenType.PUNT_CURLY_BRACKET_CLOSE
, TokenType.PUNT_SQUARE_BRACKET_OPEN
, TokenType.PUNT_SQUARE_BRACKET_CLOSE
};
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
int i = 0;
do
{
Assert.True(currentToken.type == expectedTypes[i]);
Assert.True(currentToken.lexeme == expectedLexemes[i]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + expectedTypes[i]);
currentToken = lexer.GetNextToken();
i++;
}while(currentToken.type != TokenType.EOF);
}
void validComments()
{
var inputString = new InputString(@"
/*fds f sdf sd f sd f sdf int float */");
// var expectedLexemes = new string[]{"'a'", "'b'","'\\a'","'\\b'"};
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
do
{
// Assert.True(currentToken.type == TokenType.LIT_CHAR);
// Assert.True(currentToken.lexeme == expectedLexemes[i++]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + TokenType.LIT_CHAR);
currentToken = lexer.GetNextToken();
}while(currentToken.type != TokenType.EOF);
}
public void ValidLiteralChar()
{
var inputString = new InputString("'a' 'b' '\\a' '\\b'");
var expectedLexemes = new string[] { "'a'", "'b'", "'\\a'", "'\\b'" };
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
int i = 0;
do
{
Assert.True(currentToken.type == TokenType.LIT_CHAR);
Assert.True(currentToken.lexeme == expectedLexemes[i++]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + TokenType.LIT_CHAR);
currentToken = lexer.GetNextToken();
}while(currentToken.type != TokenType.EOF);
}
public void ValidLiteralString()
{
var inputString = new InputString("\"hola 15245\" \"adios dsd sa \\t \\v sta\"");
var expectedLexemes = new string[] { "\"hola 15245\"", "\"adios dsd sa \\t \\v sta\"" };
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
int i = 0;
do
{
Assert.True(currentToken.type == TokenType.LIT_STRING);
Assert.True(currentToken.lexeme == expectedLexemes[i++]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + TokenType.LIT_STRING);
currentToken = lexer.GetNextToken();
}while(currentToken.type != TokenType.EOF);
}
public void ValidLiteralFloat()
{
var inputString = new InputString("123f 12F 8.58f 0.05F");
var expectedLexemes = new string[] { "123f", "12F", "8.58f", "0.05F" };
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
int i = 0;
do
{
Assert.True(currentToken.type == TokenType.LIT_FLOAT);
Assert.True(currentToken.lexeme == expectedLexemes[i++]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + TokenType.LIT_FLOAT);
currentToken = lexer.GetNextToken();
}while(currentToken.type != TokenType.EOF);
}
public void ValidLiteralIntBinary()
{
var inputString = new InputString("0b0100 0B01110");
var expectedLexemes = new string[] { "0b0100", "0B01110" };
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
int i = 0;
do
{
Assert.True(currentToken.type == TokenType.LIT_INT);
Assert.True(currentToken.lexeme == expectedLexemes[i++]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + TokenType.LIT_INT);
currentToken = lexer.GetNextToken();
}while(currentToken.type != TokenType.EOF);
}
public Parser(Lexer lexer)
{
debug = false;
this.lexer = lexer;
token = lexer.GetNextToken();
look_ahead = new List <Token>();
}
void ValirReadAllTokensFromFile()
{
var inputString = new InputFile(@"C:\Users\Kenystev\Documents\Compiladores\CStoJS_Compiler\lexer_test.txt");
var tokenGenerators = Resources.getTokenGenerators();
var lexer = new Compiler.Lexer(inputString, tokenGenerators);
Token token = lexer.GetNextToken();
while (token.type != TokenType.EOF)
{
System.Console.Out.WriteLine(token);
token = lexer.GetNextToken();
}
System.Console.Out.WriteLine(token);
Assert.True(token.type == TokenType.EOF);
}
public void ValidLiteralVerbatimString()
{
var inputString = new InputString(@"@""Hola como """"estan todos""""
nada \mas\ que 'hacer',....."" @""otra ves{](0)""");
var expectedLexemes = new string[] { @"@""Hola como """"estan todos""""
nada \mas\ que 'hacer',.....""", @"@""otra ves{](0)""" };
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
int i = 0;
do
{
Assert.True(currentToken.type == TokenType.LIT_STRING);
Assert.True(currentToken.lexeme == expectedLexemes[i++]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + TokenType.LIT_STRING);
currentToken = lexer.GetNextToken();
}while(currentToken.type != TokenType.EOF);
}
/// <summary>
/// Match() Matches the current token to which is expected in the grammar
/// </summary>
/// <param name="token"></param>
private void Match(Globals.Symbol token)
{
if (token == Globals.Token)
{
l.GetNextToken();
}
else
{
Console.WriteLine($"Error: Line {Globals.LineNumber+1}: Expecting {token.ToString()}. Received {Globals.Token.ToString()}");
Environment.Exit(-1);
}
}
/// <summary>
/// Default Constructor to create a Parser Object
/// </summary>
/// <param name="fileName"></param>
public Parser(string fileName)
{
l = new Lexer(fileName);
l.GetNextToken();
}
public void ValidOperators()
{
var inputString = new InputString(@"= += -= *= /= %= <<= >>= &= ^= |= & | ^ ~ << >>
&& || ! sizeof ? ?? is as == != > < >= <= + - * / % ++ --");
var expectedLexemes = new string[] {
"="
, "+="
, "-="
, "*="
, "/="
, "%="
, "<<="
, ">>="
, "&="
, "^="
, "|="
, "&"
, "|"
, "^"
, "~"
, "<<"
, ">>"
, "&&"
, "||"
, "!"
, "sizeof"
, "?"
, "??"
, "is"
, "as"
, "=="
, "!="
, ">"
, "<"
, ">="
, "<="
, "+"
, "-"
, "*"
, "/"
, "%"
, "++"
, "--"
};
var expectedTypes = new TokenType[] {
TokenType.OP_ASSIGN
, TokenType.OP_ASSIGN_SUM
, TokenType.OP_ASSIGN_SUBSTRACT
, TokenType.OP_ASSIGN_MULTIPLICATION
, TokenType.OP_ASSIGN_DIVISION
, TokenType.OP_ASSIGN_MODULO
, TokenType.OP_ASSIGN_SHIFT_LEFT
, TokenType.OP_ASSIGN_SHIFT_RIGHT
, TokenType.OP_ASSIGN_BITWISE_AND
, TokenType.OP_ASSIGN_XOR
, TokenType.OP_ASSIGN_BITWISE_OR
, TokenType.OP_BITWISE_AND
, TokenType.OP_BITWISE_OR
, TokenType.OP_XOR
, TokenType.OP_BITWISE_NOT
, TokenType.OP_SHIFT_LEFT
, TokenType.OP_SHIFT_RIGHT
, TokenType.OP_AND
, TokenType.OP_OR
, TokenType.OP_NOT
, TokenType.OP_SIZEOF
, TokenType.OP_TERNARY
, TokenType.OP_NULL_COALESCING
, TokenType.OP_IS
, TokenType.OP_AS
, TokenType.OP_EQUAL
, TokenType.OP_DISTINCT
, TokenType.OP_MORE_THAN
, TokenType.OP_LESS_THAN
, TokenType.OP_MORE_AND_EQUAL_THAN
, TokenType.OP_LESS_AND_EQUAL_THAN
, TokenType.OP_SUM
, TokenType.OP_SUBSTRACT
, TokenType.OP_MULTIPLICATION
, TokenType.OP_DIVISION
, TokenType.OP_MODULO
, TokenType.OP_PLUS_PLUS
, TokenType.OP_MINUS_MINUS
};
var lexer = new Compiler.Lexer(inputString, Resources.getTokenGenerators());
var currentToken = lexer.GetNextToken();
int i = 0;
do
{
Assert.True(currentToken.type == expectedTypes[i]);
Assert.True(currentToken.lexeme == expectedLexemes[i]);
Console.WriteLine("lexeme: " + currentToken.lexeme + " | TokenType: " + expectedTypes[i]);
currentToken = lexer.GetNextToken();
i++;
}while(currentToken.type != TokenType.EOF);
}
private void GetNextToken()
{
token = lexer.GetNextToken();
}
public Parser(Lexer lexer)
{
this.lexer = lexer;
this.token = lexer.GetNextToken();
vars = new Dictionary <string, float>();
}