Compiler Design Book Of Aa Puntambekar Pdf 71 2021 -

self.error()

Here's an outline of an interesting report on compiler design based on the book:

if self.current_char == '+': self.advance() return Token(PLUS, '+') compiler design book of aa puntambekar pdf 71 2021

def skip_whitespace(self): while self.current_char is not None and self.current_char.isspace(): self.advance()

def advance(self): self.pos += 1 if self.pos > len(self.text) - 1: self.current_char = None else: self.current_char = self.text[self.pos] compiler design book of aa puntambekar pdf 71 2021

def error(self): raise Exception('Invalid character')

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# Token class class Token: def __init__(self, type, value): self.type = type self.value = value