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annotate src/python_ast.rs @ 83:e59cd5754268

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Add ast.Starred.
author Bastien Orivel <eijebong@bananium.fr>
date Mon, 13 Jun 2016 21:41:14 +0200
parents 2d906d1cb940
children a7b1db623f41
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #![allow(non_camel_case_types)]
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2
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3 #[derive(Clone, Debug)]
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4 pub struct Module {
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5 pub name: String,
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6 pub statements: Vec<stmt>,
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7 }
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8
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9 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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10 pub enum stmt {
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11 // FunctionDef(identifier name, arguments args, stmt* body, expr* decorator_list, expr? returns)
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12 // AsyncFunctionDef(identifier name, arguments args, stmt* body, expr* decorator_list, expr? returns)
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13 // If the last field is true, then it's an AsyncFunctionDef.
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14 FunctionDef(String, arguments, Vec<stmt>, Vec<expr>, Option<expr>, bool),
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15
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16 // ClassDef(identifier name, expr* bases, keyword* keywords, stmt* body, expr* decorator_list)
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17 ClassDef(String, Vec<expr>, Vec<keyword>, Vec<stmt>, Vec<expr>),
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18
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19 // Return(expr? value)
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20 Return(Option<expr>),
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21
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22 // Delete(expr* targets)
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23 Delete(Vec<expr>),
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24
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25 // Assign(expr* targets, expr value)
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26 Assign(Vec<expr>, expr),
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27
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28 //AugAssign(expr target, operator op, expr value)
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29 AugAssign(expr, operator, expr),
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30
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31 // For(expr target, expr iter, stmt* body, stmt* orelse)
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32 // AsyncFor(expr target, expr iter, stmt* body, stmt* orelse)
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33 // If the last field is true, then it's an AsyncFor.
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34 For(expr, expr, Vec<stmt>, Vec<stmt>, bool),
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35
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36 // While(expr test, stmt* body, stmt* orelse)
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37 While(expr, Vec<stmt>, Vec<stmt>),
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38
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39 // If(expr test, stmt* body, stmt* orelse)
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40 If(expr, Vec<stmt>, Vec<stmt>),
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41
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42 // With(withitem* items, stmt* body)
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43 // AsyncWith(withitem* items, stmt* body)
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44 // If the last field is true, then it's an AsyncWith.
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45 With(Vec<withitem>, Vec<stmt>, bool),
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46
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47 //AsyncWith(Vec<withitem>, Vec<stmt>)
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48
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49 // Raise(expr? exc, expr? cause)
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50 Raise(Option<expr>, Option<expr>),
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51
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52 // Try(stmt* body, excepthandler* handlers, stmt* orelse, stmt* finalbody)
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53 Try(Vec<stmt>, Vec<excepthandler>, Vec<stmt>, Vec<stmt>),
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54
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55 // Assert(expr test, expr? msg)
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56 Assert(expr, Option<expr>),
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57
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58 // Import(alias* names)
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59 Import(Vec<alias>),
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60
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61 // ImportFrom(identifier? module, alias* names, int? level)
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62 ImportFrom(String, Vec<alias>, Option<usize>),
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63
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64 // Global(identifier* names)
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65 Global(Vec<String>),
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66
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67 // Nonlocal(identifier* names)
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68 Nonlocal(Vec<String>),
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69
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70 // expr(expr value)
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71 Expr(expr),
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72
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73 // Pass | Break | Continue
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74 Pass,
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75 Break,
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76 Continue
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77 }
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78
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79 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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80 pub enum expr {
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81 BoolOp(boolop, Vec<expr>),
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82 BinOp(Box<expr>, operator, Box<expr>),
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83 UnaryOp(unaryop, Box<expr>),
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84 Lambda(Box<arguments>, Box<expr>),
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85 IfExp(Box<expr>, Box<expr>, Box<expr>),
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86 Dict(Vec<Option<expr>>, Vec<expr>),
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87 Set(Vec<expr>),
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88 ListComp(Box<expr>, Vec<comprehension>),
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89 SetComp(Box<expr>, Vec<comprehension>),
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90 DictComp(Box<expr>, Box<expr>, Vec<comprehension>),
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91 GeneratorExp(Box<expr>, Vec<comprehension>),
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92
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93 // the grammar constrains where yield expressions can occur
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94 Await(Box<expr>),
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95 Yield(Box<Option<expr>>),
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96 YieldFrom(Box<expr>),
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97
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98 // need sequences for compare to distinguish between
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99 // x < 4 < 3 and (x < 4) < 3
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100 Compare(Box<expr>, Vec<cmpop>, Vec<expr>),
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101
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102 Call(Box<expr>, Vec<expr>, Vec<keyword>),
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103 Num(String),
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104 Str(String),
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105 //Bytes(String),
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106 NameConstant(String),
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107 Ellipsis,
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108
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109 // the following expression can appear in assignment context
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110 Attribute(Box<expr>, String, expr_context),
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111 Subscript(Box<expr>, Box<slice>, expr_context),
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112 Starred(Box<expr>, expr_context),
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113 Name(String, expr_context),
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114 List(Vec<expr>, expr_context),
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115 Tuple(Vec<expr>, expr_context),
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116 }
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117
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118 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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119 pub enum expr_context {
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120 Load,
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121 Store,
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122 Del,
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123 AugLoad,
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124 AugStore,
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125 Param
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126 }
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127
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128 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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129 pub enum slice {
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130 Slice(Option<expr>, Option<expr>, Option<expr>),
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131 ExtSlice(Vec<slice>),
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132 Index(expr)
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133 }
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134
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135 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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136 pub enum boolop {
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137 And,
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138 Or
0
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139 }
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140
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141 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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142 pub enum operator {
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143 Add,
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144 Sub,
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145 Mult,
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146 MatMult,
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147 Div,
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148 Mod,
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149 Pow,
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150 LShift,
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151 RShift,
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152 BitOr,
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153 BitXor,
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154 BitAnd,
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155 FloorDiv
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156 }
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157
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158 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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159 pub enum unaryop {
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160 Invert,
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161 Not,
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162 UAdd,
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163 USub
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164 }
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165
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166 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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167 pub enum cmpop {
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168 Eq,
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169 NotEq,
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170 Lt,
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171 LtE,
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172 Gt,
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173 GtE,
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174 Is,
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175 IsNot,
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176 In,
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177 NotIn
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178 }
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179
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180 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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181 pub struct comprehension {
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182 pub target: expr,
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183 pub iter: expr,
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184 pub ifs: Vec<expr>
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185 }
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186
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187 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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188 pub struct excepthandler {
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189 pub type_: Option<expr>,
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190 pub name: Option<String>,
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191 pub body: Vec<stmt>,
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192 }
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193
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194 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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195 pub struct arguments {
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196 pub args: Vec<arg>,
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197 pub vararg: Option<arg>,
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198 pub kwonlyargs: Vec<arg>,
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199 pub kw_defaults: Vec<Option<expr>>,
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200 pub kwarg: Option<arg>,
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201 pub defaults: Vec<expr>
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202 }
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203
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204 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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205 pub struct arg {
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206 pub arg: String,
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207 pub annotation: Option<expr>
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208 }
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209
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210 // keyword arguments supplied to call (NULL identifier for **kwargs)
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211 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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212 pub struct keyword {
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213 pub arg: Option<String>,
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214 pub value: expr
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215 }
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216
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217 // import name with optional 'as' alias.
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218 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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219 pub struct alias {
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220 pub name: String,
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221 pub asname: Option<String>
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222 }
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223
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224 #[derive(Clone, Debug, PartialEq, Eq, Hash)]
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225 pub struct withitem {
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226 pub context_expr: expr,
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227 pub optional_vars: Option<expr>
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228 }