diff options
Diffstat (limited to 'interpreter.py')
| -rwxr-xr-x | interpreter.py | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/interpreter.py b/interpreter.py index a558022..7c8d129 100755 --- a/interpreter.py +++ b/interpreter.py @@ -27,6 +27,16 @@ class InvalidCode(InterpreterException): class InvalidArguments(InterpreterException): pass +class InterpreterObject(): + pass + +class Executable(InterpreterObject): + + def __init__(self, name, sources): + self.name = name + self.sources = sources + + class Interpreter(): def __init__(self, code): @@ -34,7 +44,8 @@ class Interpreter(): self.sanity_check_ast() self.project = None self.compilers = [] - + self.executables = {} + def sanity_check_ast(self): if not isinstance(self.ast, nodes.CodeBlock): raise InvalidCode('AST is of invalid type. Possibly a bug in the parser.') @@ -43,7 +54,7 @@ class Interpreter(): first = self.ast.get_statements()[0] if not isinstance(first, nodes.FunctionCall) or first.get_function_name() != 'project': raise InvalidCode('First statement must be a call to project') - + def run(self): i = 0 statements = self.ast.get_statements() @@ -54,7 +65,7 @@ class Interpreter(): else: print("Unknown statement in line %d." % cur.lineno()) i += 1 - + def validate_arguments(self, args, argcount, arg_types): if argcount is not None: if argcount != len(args): @@ -88,6 +99,17 @@ class Interpreter(): else: raise InvalidCode('Tried to use unknown language "%s".' % lang) + def func_executable(self, node, args): + self.validate_arguments(args, 2, (nodes.StringStatement, nodes.StringStatement)) + name = args[0].get_string() + sources = [args[1].get_string()] + if name in self.executables: + raise InvalidCode('Line %d, tried to create executable "%s", which already exists.' % (node.lineno(), name)) + exe = Executable(name, sources) + self.executables[name] = exe + print('Creating executable %s with file %s' % (name, sources[0])) + return exe + def function_call(self, node): func_name = node.get_function_name() args = node.arguments.arguments @@ -97,6 +119,8 @@ class Interpreter(): self.func_message(node, args) elif func_name == 'language': self.func_language(node, args) + elif func_name == 'executable': + self.func_executable(node, args) else: raise InvalidCode('Unknown function "%s".' % func_name) @@ -105,6 +129,7 @@ if __name__ == '__main__': message('I can haz text printed out?') message('It workses!') language('c') + executable('prog', 'prog.c') """ i = Interpreter(code) i.run() |