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feat: runtime boolean

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This commit is contained in:
Dan Chen
2024-03-21 16:59:35 +08:00
parent 5e2d68230b
commit 0c34fd260f
6 changed files with 86 additions and 11 deletions
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16
runtime/ast/parser.py
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@ -93,7 +93,7 @@ class Parser:
return self.current_token["type"]
def _is_literal(self):
return self.current_token["type"] in ["NUMBER", "STRING", "FLOAT"]
return self.current_token["type"] in ["NUMBER", "STRING", "FLOAT", "true", "false"]
# variable
def variable_statement(self):
@ -126,6 +126,8 @@ class Parser:
def literal(self):
token_type = self.current_token["type"]
if token_type == "true" or token_type == "false":
return self.boolean_literal()
if token_type == "NUMBER":
return self.numberic_literal()
if token_type == "STRING":
@ -134,6 +136,18 @@ class Parser:
return self.float_literal()
raise Exception("Unexpected token: " + token_type)
def boolean_literal(self):
if self.token_type() == "true":
self.eat('true')
value = "True"
else:
self.eat("false")
value = "False"
return {
"type": 'BooleanLiteral',
"value": value,
}
def numberic_literal(self):
token = self.eat('NUMBER')
return {