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feat: Implement dictionaries and property access

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Alvin
2025-07-22 17:53:28 +02:00
parent 452088e947
commit 981147f440
4 changed files with 232 additions and 87 deletions
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22
src/lexer.py
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@@ -13,8 +13,8 @@ class Lexer:
self.text = text
self.pos = 0
def error(self):
raise Exception('Invalid character')
def error(self, message="Invalid character"):
raise Exception(f"{message} at position {self.pos}: '{self.text[self.pos]}'")
def get_next_token(self):
if self.pos > len(self.text) - 1:
@@ -57,6 +57,24 @@ class Lexer:
if current_char == ')':
self.pos += 1
return Token('RPAREN', ')')
if current_char == '[':
self.pos += 1
return Token('LBRACKET', '[')
if current_char == ']':
self.pos += 1
return Token('RBRACKET', ']')
if current_char == '{':
self.pos += 1
return Token('LBRACE', '{')
if current_char == '}':
self.pos += 1
return Token('RBRACE', '}')
if current_char == ':':
self.pos += 1
return Token('COLON', ':')
if current_char == '.':
self.pos += 1
return Token('DOT', '.')
# Operators
if current_char == '+':