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ytd_12-bit_computer
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Finished enumeration syntactical analyzer function.

This commit is contained in:
Kyler Olsen 2024-02-28 13:14:03 -07:00
parent f87f51ab22
commit c3eb62f5f2
1 changed files with 25 additions and 4 deletions
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29
pytd12dk/compiler/syntactical_analyzer.py
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@ -699,10 +699,10 @@ def struct_syntactical_analyzer(tokens: list[lexer.Token]) -> StructBlock:
identifier = tokens.pop(0) identifier = tokens.pop(0)
_assert_token(ExpectedIdentifier, identifier) _assert_token(ExpectedIdentifier, identifier)
temp = tokens.pop(0) temp = tokens.pop(0)
_assert_token(ExpectedPunctuation, temp, '(') _assert_token(ExpectedPunctuation, temp, '{')
members: list[StructureMember] = [] members: list[StructureMember] = []
temp = tokens.pop(0) while temp.value != '}':
while temp.value != ')': temp = tokens.pop(0)
if isinstance(temp, lexer.Keyword): if isinstance(temp, lexer.Keyword):
_assert_token(ExpectedKeyword, temp, 'static') _assert_token(ExpectedKeyword, temp, 'static')
temp = tokens.pop(0) temp = tokens.pop(0)
@ -744,6 +744,7 @@ def struct_syntactical_analyzer(tokens: list[lexer.Token]) -> StructBlock:
_assert_token_literal(temp) _assert_token_literal(temp)
literal = _literal_map(temp) # type: ignore literal = _literal_map(temp) # type: ignore
temp = tokens.pop(0) temp = tokens.pop(0)
_assert_token(ExpectedPunctuation, temp, ',')
else: literal = None else: literal = None
members.append( members.append(
StructureMember(member_id, data_type, pointer, static, literal)) StructureMember(member_id, data_type, pointer, static, literal))
@ -752,7 +753,27 @@ def struct_syntactical_analyzer(tokens: list[lexer.Token]) -> StructBlock:
return StructBlock(Identifier(identifier.value), members) return StructBlock(Identifier(identifier.value), members)
def enumeration_syntactical_analyzer(tokens: list[lexer.Token]) -> EnumBlock: def enumeration_syntactical_analyzer(tokens: list[lexer.Token]) -> EnumBlock:
pass identifier = tokens.pop(0)
_assert_token(ExpectedIdentifier, identifier)
temp = tokens.pop(0)
_assert_token(ExpectedPunctuation, temp, '{')
members: list[EnumMember] = []
while temp.value != '}':
temp = tokens.pop(0)
_assert_token(ExpectedIdentifier, temp)
member_id = Identifier(temp.value)
temp = tokens.pop(0)
_assert_token(ExpectedPunctuation, temp)
if temp.value not in [',', '=']:
raise UnexpectedPunctuation(temp, [',', '='])
elif temp.value == '=':
temp = tokens.pop(0)
_assert_token(ExpectedNumberLiteral, temp)
temp = tokens.pop(0)
_assert_token(ExpectedPunctuation, temp, ',')
else: literal = None
members.append(EnumMember(member_id, literal))
return EnumBlock(Identifier(identifier.value), members)
def function_syntactical_analyzer(tokens: list[lexer.Token]) -> FunctionBlock: def function_syntactical_analyzer(tokens: list[lexer.Token]) -> FunctionBlock:
pass pass