def p_ImportDecl(p):
"""ImportDecl : KW_IMPORT ImportSpec
| KW_IMPORT '(' ImportSpecList ')'
"""
if len(p) == 3:
p[0] = syntree.List([p[2]])
elif len(p) == 5:
p[0] = p[3]
def p_ConstDecl(p):
"""ConstDecl : KW_CONST ConstSpec
| KW_CONST '(' ConstSpecList ')'
"""
if len(p) == 3:
p[0] = syntree.List([p[2]])
elif len(p) == 5:
p[0] = p[3]
def p_TypeDecl(p):
"""TypeDecl : KW_TYPE TypeSpec
| KW_TYPE '(' TypeSpecList ')'
"""
if len(p) == 3:
p[0] = syntree.List([p[2]])
elif len(p) == 5:
p[0] = p[3]
def p_VarDecl(p):
"""VarDecl : KW_VAR VarSpec
| KW_VAR '(' VarSpecList ')'
"""
if len(p) == 3:
p[0] = syntree.List([p[2]])
elif len(p) == 5:
p[0] = p[3]
def p_ExpressionList(p):
"""ExpressionList : Expression
| Expression ',' ExpressionList
"""
if len(p) == 4:
p[3].append(p[1])
p[0] = p[3]
elif len(p) == 2:
p[0] = syntree.List([p[1]])
def p_IdentifierList(p):
"""IdentifierList : IDENTIFIER
| IDENTIFIER ',' IdentifierList
"""
if len(p) == 2:
p[0] = syntree.List([syntree.Identifier(p[1], p.lineno(1))])
elif len(p) == 4:
p[3].append(syntree.Identifier(p[1], p.lineno(1)))
p[0] = p[3]
def p_ParameterList(p):
"""ParameterList : ParameterDecl
| ParameterList ',' ParameterDecl
"""
if len(p) == 4:
p[1].append(p[3])
p[0] = p[1]
elif len(p) == 2:
p[0] = syntree.List([p[1]])
def p_ImportSpecList(p):
"""ImportSpecList : empty
| ImportSpec ';' ImportSpecList
"""
if len(p) == 4:
if p[3] is not None:
p[3].append(p[1])
p[0] = p[3]
else:
p[0] = syntree.List([p[1]])
def p_TypeSpecList(p):
"""TypeSpecList : empty
| TypeSpec ';' TypeSpecList
"""
if len(p) == 4:
if p[3] is not None:
p[3].append(p[1])
p[0] = p[3]
else:
p[0] = syntree.List([p[1]])
def p_ConstSpecList(p):
"""ConstSpecList : empty
| ConstSpec ';' ConstSpecList
"""
if len(p) == 4:
if p[3] is not None:
p[3].append(p[1])
p[0] = p[3]
else:
p[0] = syntree.List([p[1]])
def p_StatementList(p):
"""StatementList : empty
| Statement ';' StatementList
"""
if len(p) == 4:
if p[3] is not None:
p[3].append(p[1])
p[0] = p[3]
else:
p[0] = syntree.List([p[1]])
def p_TopLevelDeclList(p):
"""TopLevelDeclList : empty
| TopLevelDecl ';' TopLevelDeclList
"""
if len(p) == 4:
if p[3] is not None:
p[3].append(p[1])
p[0] = p[3]
else:
p[0] = syntree.List([p[1]])
def p_KeyedElementList(p):
"""KeyedElementList : KeyedElement
| KeyedElement ',' KeyedElementList
"""
if len(p) == 2:
p[0] = syntree.List([p[1]])
elif len(p) == 4:
p[3].append(p[1])
p[0] = p[3]
else:
raise Exception("Bad grammar or rules!")