Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 1 | __author__ = "Dusan (Ph4r05) Klinec" |
| 2 | __copyright__ = "Copyright (C) 2014 Dusan (ph4r05) Klinec" |
| 3 | __license__ = "Apache License, Version 2.0" |
| 4 | __version__ = "1.0" |
| 5 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 6 | class Visitor(object): |
| 7 | |
| 8 | def __init__(self, verbose=False): |
| 9 | self.verbose = verbose |
| 10 | |
| 11 | def __getattr__(self, name): |
| 12 | if not name.startswith('visit_'): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 13 | raise AttributeError('name must start with visit_ but was {}'.format(name)) |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 14 | |
| 15 | def f(element): |
| 16 | if self.verbose: |
| 17 | msg = 'unimplemented call to {}; ignoring ({})' |
| 18 | print(msg.format(name, element)) |
| 19 | return True |
| 20 | return f |
| 21 | |
| 22 | # visitor.visit_PackageStatement(self) |
| 23 | # visitor.visit_ImportStatement(self) |
| 24 | # visitor.visit_OptionStatement(self) |
| 25 | # visitor.visit_FieldDirective(self) |
| 26 | # visitor.visit_FieldType(self) |
| 27 | # visitor.visit_FieldDefinition(self) |
| 28 | # visitor.visit_EnumFieldDefinition(self) |
| 29 | # visitor.visit_EnumDefinition(self) |
| 30 | # visitor.visit_MessageDefinition(self) |
| 31 | # visitor.visit_MessageExtension(self) |
| 32 | # visitor.visit_MethodDefinition(self) |
| 33 | # visitor.visit_ServiceDefinition(self) |
| 34 | # visitor.visit_ExtensionsDirective(self) |
| 35 | # visitor.visit_Literal(self) |
| 36 | # visitor.visit_Name(self) |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 37 | # visitor.visit_Proto(self) |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 38 | |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 39 | # Base node |
| 40 | class SourceElement(object): |
| 41 | ''' |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 42 | A SourceElement is the base class for all elements that occur in a Protocol Buffers |
| 43 | file parsed by plyproto. |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 44 | ''' |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 45 | def __init__(self, linespan=[], lexspan=[], p=None): |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 46 | super(SourceElement, self).__init__() |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 47 | self._fields = [] # ['linespan', 'lexspan'] |
| 48 | self.linespan = linespan |
| 49 | self.lexspan = lexspan |
| 50 | self.p = p |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 51 | |
| 52 | def __repr__(self): |
| 53 | equals = ("{0}={1!r}".format(k, getattr(self, k)) |
| 54 | for k in self._fields) |
| 55 | args = ", ".join(equals) |
| 56 | return "{0}({1})".format(self.__class__.__name__, args) |
| 57 | |
| 58 | def __eq__(self, other): |
| 59 | try: |
| 60 | return self.__dict__ == other.__dict__ |
| 61 | except AttributeError: |
| 62 | return False |
| 63 | |
| 64 | def __ne__(self, other): |
| 65 | return not self == other |
| 66 | |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 67 | def setLexData(self, linespan, lexspan): |
| 68 | self.linespan = linespan |
| 69 | self.lexspan = lexspan |
| 70 | |
| 71 | def setLexObj(self, p): |
| 72 | self.p = p |
| 73 | |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 74 | def accept(self, visitor): |
| 75 | pass |
| 76 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 77 | class PackageStatement(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 78 | def __init__(self, name, linespan=None, lexspan=None, p=None): |
| 79 | super(PackageStatement, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 80 | self._fields += ['name'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 81 | self.name = name |
| 82 | |
| 83 | def accept(self, visitor): |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 84 | visitor.visit_PackageStatement(self) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 85 | |
| 86 | class ImportStatement(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 87 | def __init__(self, name, linespan=None, lexspan=None, p=None): |
| 88 | super(ImportStatement, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 89 | self._fields += ['name'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 90 | self.name = name |
| 91 | |
| 92 | def accept(self, visitor): |
| 93 | visitor.visit_ImportStatement(self) |
| 94 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 95 | class OptionStatement(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 96 | def __init__(self, name, value, linespan=None, lexspan=None, p=None): |
| 97 | super(OptionStatement, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 98 | self._fields += ['name', 'value'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 99 | self.name = name |
| 100 | self.value = value |
| 101 | |
| 102 | def accept(self, visitor): |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 103 | visitor.visit_OptionStatement(self) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 104 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 105 | class FieldDirective(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 106 | def __init__(self, name, value, linespan=None, lexspan=None, p=None): |
| 107 | super(FieldDirective, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 108 | self._fields += ['name', 'value'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 109 | self.name = name |
| 110 | self.value = value |
| 111 | |
| 112 | def accept(self, visitor): |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 113 | visitor.visit_FieldDirective(self) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 114 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 115 | class FieldType(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 116 | def __init__(self, name, linespan=None, lexspan=None, p=None): |
| 117 | super(FieldType, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 118 | self._fields += ['name'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 119 | self.name = name |
| 120 | |
| 121 | def accept(self, visitor): |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 122 | visitor.visit_FieldType(self) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 123 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 124 | class FieldDefinition(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 125 | def __init__(self, field_modifier, ftype, name, fieldId, fieldDirective, linespan=None, lexspan=None, p=None): |
| 126 | super(FieldDefinition, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 127 | self._fields += ['field_modifier', 'ftype', 'name', 'fieldId', 'fieldDirective'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 128 | self.name = name |
| 129 | self.field_modifier = field_modifier |
| 130 | self.ftype = ftype |
| 131 | self.fieldId = fieldId |
| 132 | self.fieldDirective = fieldDirective |
| 133 | |
| 134 | def accept(self, visitor): |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 135 | visitor.visit_FieldDefinition(self) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 136 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 137 | class EnumFieldDefinition(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 138 | def __init__(self, name, fieldId, linespan=None, lexspan=None, p=None): |
| 139 | super(EnumFieldDefinition, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 140 | self._fields += ['name', 'fieldId'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 141 | self.name = name |
| 142 | self.fieldId = fieldId |
| 143 | |
| 144 | def accept(self, visitor): |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 145 | visitor.visit_EnumFieldDefinition(self) |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 146 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 147 | class EnumDefinition(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 148 | def __init__(self, name, body, linespan=None, lexspan=None, p=None): |
| 149 | super(EnumDefinition, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 150 | self._fields += ['name', 'body'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 151 | self.name = name |
| 152 | self.body = body |
| 153 | |
| 154 | def accept(self, visitor): |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 155 | if visitor.visit_EnumDefinition(self): |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 156 | for s in self.body: |
| 157 | s.accept(visitor) |
| 158 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 159 | class MessageDefinition(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 160 | def __init__(self, name, body, linespan=None, lexspan=None, p=None): |
| 161 | super(MessageDefinition, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 162 | self._fields += ['name', 'body'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 163 | self.name = name |
| 164 | self.body = body |
| 165 | |
| 166 | def accept(self, visitor): |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 167 | if visitor.visit_MessageDefinition(self): |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 168 | for s in self.body: |
| 169 | s.accept(visitor) |
| 170 | |
| 171 | class MessageExtension(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 172 | def __init__(self, name, body, linespan=None, lexspan=None, p=None): |
| 173 | super(MessageExtension, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 174 | self._fields += ['name', 'body'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 175 | self.name = name |
| 176 | self.body = body |
| 177 | |
| 178 | def accept(self, visitor): |
| 179 | if visitor.visit_MessageExtension(self): |
| 180 | for s in self.body: |
| 181 | s.accept(visitor) |
| 182 | |
| 183 | class MethodDefinition(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 184 | def __init__(self, name, name2, name3, linespan=None, lexspan=None, p=None): |
| 185 | super(MethodDefinition, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 186 | self._fields += ['name', 'name2', 'name3'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 187 | self.name = name |
| 188 | self.name2 = name2 |
| 189 | self.name3 = name3 |
| 190 | |
| 191 | def accept(self, visitor): |
| 192 | visitor.visit_MethodDefinition(self) |
| 193 | |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 194 | class ServiceDefinition(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 195 | def __init__(self, name, body, linespan=None, lexspan=None, p=None): |
| 196 | super(ServiceDefinition, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 197 | self._fields += ['name', 'body'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 198 | self.name = name |
| 199 | self.body = body |
| 200 | |
| 201 | def accept(self, visitor): |
Dusan Klinec | e26bb02 | 2014-11-09 12:21:37 +0100 | [diff] [blame] | 202 | if visitor.visit_ServiceDefinition(self): |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 203 | for s in self.body: |
| 204 | s.accept(visitor) |
| 205 | |
| 206 | class ExtensionsMax(SourceElement): |
| 207 | pass |
| 208 | |
| 209 | class ExtensionsDirective(SourceElement): |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 210 | def __init__(self, fromVal, toVal, linespan=None, lexspan=None, p=None): |
| 211 | super(ExtensionsDirective, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 212 | self._fields += ['fromVal', 'toVal'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 213 | self.fromVal = fromVal |
| 214 | self.toVal = toVal |
| 215 | |
| 216 | def accept(self, visitor): |
| 217 | visitor.visit_ExtensionsDirective(self) |
| 218 | |
| 219 | class Literal(SourceElement): |
| 220 | |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 221 | def __init__(self, value, linespan=None, lexspan=None, p=None): |
| 222 | super(Literal, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 223 | self._fields += ['value'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 224 | self.value = value |
| 225 | |
| 226 | def accept(self, visitor): |
| 227 | visitor.visit_Literal(self) |
| 228 | |
| 229 | class Name(SourceElement): |
| 230 | |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 231 | def __init__(self, value, linespan=None, lexspan=None, p=None): |
| 232 | super(Name, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 233 | self._fields += ['value'] |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 234 | self.value = value |
| 235 | |
| 236 | def append_name(self, name): |
| 237 | try: |
| 238 | self.value = self.value + '.' + name.value |
| 239 | except: |
| 240 | self.value = self.value + '.' + name |
| 241 | |
| 242 | def accept(self, visitor): |
| 243 | visitor.visit_Name(self) |
| 244 | |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 245 | class ProtoFile(SourceElement): |
Dusan Klinec | ccaa0d9 | 2014-11-09 03:21:31 +0100 | [diff] [blame] | 246 | |
Dusan Klinec | c9b031a | 2014-11-10 13:21:08 +0100 | [diff] [blame^] | 247 | def __init__(self, pkg, body, linespan=None, lexspan=None, p=None): |
| 248 | super(ProtoFile, self).__init__(linespan=linespan, lexspan=lexspan, p=p) |
| 249 | self._fields += ['pkg', 'body'] |
| 250 | self.pkg = pkg |
| 251 | self.body = body |
| 252 | |
| 253 | def accept(self, visitor): |
| 254 | if visitor.visit_Proto(self): |
| 255 | for s in self.body: |
| 256 | s.accept(visitor) |