1 | -- ASDL's five builtin types are identifier, int, string, object, bool
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2 |
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3 | module Python version "$Revision: 43614 $"
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4 | {
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5 | mod = Module(stmt* body)
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6 | | Interactive(stmt* body)
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7 | | Expression(expr body)
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8 |
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9 | -- not really an actual node but useful in Jython's typesystem.
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10 | | Suite(stmt* body)
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11 |
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12 | stmt = FunctionDef(identifier name, arguments args,
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13 | stmt* body, expr* decorators)
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14 | | ClassDef(identifier name, expr* bases, stmt* body)
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15 | | Return(expr? value)
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16 |
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17 | | Delete(expr* targets)
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18 | | Assign(expr* targets, expr value)
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19 | | AugAssign(expr target, operator op, expr value)
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20 |
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21 | -- not sure if bool is allowed, can always use int
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22 | | Print(expr? dest, expr* values, bool nl)
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23 |
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24 | -- use 'orelse' because else is a keyword in target languages
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25 | | For(expr target, expr iter, stmt* body, stmt* orelse)
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26 | | While(expr test, stmt* body, stmt* orelse)
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27 | | If(expr test, stmt* body, stmt* orelse)
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28 | | With(expr context_expr, expr? optional_vars, stmt* body)
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29 |
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30 | -- 'type' is a bad name
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31 | | Raise(expr? type, expr? inst, expr? tback)
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32 | | TryExcept(stmt* body, excepthandler* handlers, stmt* orelse)
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33 | | TryFinally(stmt* body, stmt* finalbody)
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34 | | Assert(expr test, expr? msg)
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35 |
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36 | | Import(alias* names)
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37 | | ImportFrom(identifier module, alias* names, int? level)
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38 |
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39 | -- Doesn't capture requirement that locals must be
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40 | -- defined if globals is
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41 | -- still supports use as a function!
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42 | | Exec(expr body, expr? globals, expr? locals)
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43 |
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44 | | Global(identifier* names)
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45 | | Expr(expr value)
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46 | | Pass | Break | Continue
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47 |
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48 | -- XXX Jython will be different
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49 | -- col_offset is the byte offset in the utf8 string the parser uses
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50 | attributes (int lineno, int col_offset)
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51 |
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52 | -- BoolOp() can use left & right?
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53 | expr = BoolOp(boolop op, expr* values)
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54 | | BinOp(expr left, operator op, expr right)
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55 | | UnaryOp(unaryop op, expr operand)
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56 | | Lambda(arguments args, expr body)
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57 | | IfExp(expr test, expr body, expr orelse)
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58 | | Dict(expr* keys, expr* values)
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59 | | ListComp(expr elt, comprehension* generators)
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60 | | GeneratorExp(expr elt, comprehension* generators)
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61 | -- the grammar constrains where yield expressions can occur
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62 | | Yield(expr? value)
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63 | -- need sequences for compare to distinguish between
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64 | -- x < 4 < 3 and (x < 4) < 3
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65 | | Compare(expr left, cmpop* ops, expr* comparators)
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66 | | Call(expr func, expr* args, keyword* keywords,
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67 | expr? starargs, expr? kwargs)
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68 | | Repr(expr value)
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69 | | Num(object n) -- a number as a PyObject.
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70 | | Str(string s) -- need to specify raw, unicode, etc?
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71 | -- other literals? bools?
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72 |
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73 | -- the following expression can appear in assignment context
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74 | | Attribute(expr value, identifier attr, expr_context ctx)
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75 | | Subscript(expr value, slice slice, expr_context ctx)
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76 | | Name(identifier id, expr_context ctx)
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77 | | List(expr* elts, expr_context ctx)
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78 | | Tuple(expr *elts, expr_context ctx)
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79 |
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80 | -- col_offset is the byte offset in the utf8 string the parser uses
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81 | attributes (int lineno, int col_offset)
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82 |
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83 | expr_context = Load | Store | Del | AugLoad | AugStore | Param
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84 |
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85 | slice = Ellipsis | Slice(expr? lower, expr? upper, expr? step)
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86 | | ExtSlice(slice* dims)
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87 | | Index(expr value)
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88 |
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89 | boolop = And | Or
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90 |
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91 | operator = Add | Sub | Mult | Div | Mod | Pow | LShift
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92 | | RShift | BitOr | BitXor | BitAnd | FloorDiv
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93 |
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94 | unaryop = Invert | Not | UAdd | USub
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95 |
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96 | cmpop = Eq | NotEq | Lt | LtE | Gt | GtE | Is | IsNot | In | NotIn
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97 |
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98 | comprehension = (expr target, expr iter, expr* ifs)
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99 |
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100 | -- not sure what to call the first argument for raise and except
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101 | -- TODO(jhylton): Figure out if there is a better way to handle
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102 | -- lineno and col_offset fields, particularly when
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103 | -- ast is exposed to Python.
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104 | excepthandler = (expr? type, expr? name, stmt* body, int lineno,
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105 | int col_offset)
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106 |
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107 | arguments = (expr* args, identifier? vararg,
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108 | identifier? kwarg, expr* defaults)
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109 |
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110 | -- keyword arguments supplied to call
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111 | keyword = (identifier arg, expr value)
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112 |
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113 | -- import name with optional 'as' alias.
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114 | alias = (identifier name, identifier? asname)
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115 | }
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