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1 # Copyright 2013 The Chromium Authors. All rights reserved. | 1 # Copyright 2013 The Chromium Authors. All rights reserved. |
2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
4 | 4 |
5 """Generates JavaScript source files from a mojom.Module.""" | 5 """Generates JavaScript source files from a mojom.Module.""" |
6 | 6 |
7 from generate import mojom | 7 from generate import mojom |
8 from generate import mojom_pack | 8 from generate import mojom_pack |
9 from generate import mojom_generator | 9 from generate import mojom_generator |
10 | 10 |
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141 if kind in mojom.PRIMITIVES: | 141 if kind in mojom.PRIMITIVES: |
142 return _kind_to_javascript_encode_snippet[kind] | 142 return _kind_to_javascript_encode_snippet[kind] |
143 if isinstance(kind, mojom.Struct): | 143 if isinstance(kind, mojom.Struct): |
144 return "encodeStructPointer(%s, " % GetJavaScriptType(kind.name); | 144 return "encodeStructPointer(%s, " % GetJavaScriptType(kind.name); |
145 if isinstance(kind, mojom.Array): | 145 if isinstance(kind, mojom.Array): |
146 return "encodeArrayPointer(%s, " % GetJavaScriptType(kind.kind); | 146 return "encodeArrayPointer(%s, " % GetJavaScriptType(kind.kind); |
147 if isinstance(kind, mojom.Interface): | 147 if isinstance(kind, mojom.Interface): |
148 return JavaScriptEncodeSnippet(mojom.MSGPIPE) | 148 return JavaScriptEncodeSnippet(mojom.MSGPIPE) |
149 | 149 |
150 | 150 |
| 151 def SubstituteNamespace(value, imports): |
| 152 for import_item in imports: |
| 153 value = value.replace(import_item["namespace"] + ".", |
| 154 import_item["unique_name"] + ".") |
| 155 return value |
| 156 |
| 157 |
| 158 def JavascriptType(kind): |
| 159 if kind.imported_from: |
| 160 return kind.imported_from["unique_name"] + "." + kind.name |
| 161 return kind.name |
| 162 |
| 163 |
151 class Generator(mojom_generator.Generator): | 164 class Generator(mojom_generator.Generator): |
152 | 165 |
153 js_filters = { | 166 js_filters = { |
154 "camel_to_underscores": mojom_generator.CamelToUnderscores, | 167 "camel_to_underscores": mojom_generator.CamelToUnderscores, |
155 "default_value": JavaScriptDefaultValue, | 168 "default_value": JavaScriptDefaultValue, |
156 "payload_size": JavaScriptPayloadSize, | 169 "payload_size": JavaScriptPayloadSize, |
157 "decode_snippet": JavaScriptDecodeSnippet, | 170 "decode_snippet": JavaScriptDecodeSnippet, |
158 "encode_snippet": JavaScriptEncodeSnippet, | 171 "encode_snippet": JavaScriptEncodeSnippet, |
159 "is_object_kind": mojom_generator.IsObjectKind, | 172 "is_object_kind": mojom_generator.IsObjectKind, |
160 "is_string_kind": mojom_generator.IsStringKind, | 173 "is_string_kind": mojom_generator.IsStringKind, |
161 "is_array_kind": lambda kind: isinstance(kind, mojom.Array), | 174 "is_array_kind": lambda kind: isinstance(kind, mojom.Array), |
162 "js_type": lambda kind: kind.GetFullName("."), | 175 "js_type": JavascriptType, |
163 "stylize_method": mojom_generator.StudlyCapsToCamel, | 176 "stylize_method": mojom_generator.StudlyCapsToCamel, |
| 177 "substitute_namespace": SubstituteNamespace, |
164 "verify_token_type": mojom_generator.VerifyTokenType, | 178 "verify_token_type": mojom_generator.VerifyTokenType, |
165 } | 179 } |
166 | 180 |
167 @UseJinja("js_templates/module.js.tmpl", filters=js_filters) | 181 @UseJinja("js_templates/module.js.tmpl", filters=js_filters) |
168 def GenerateJsModule(self): | 182 def GenerateJsModule(self): |
169 return { | 183 return { |
170 "imports": self.module.imports, | 184 "imports": self.GetImports(), |
171 "kinds": self.module.kinds, | 185 "kinds": self.module.kinds, |
172 "enums": self.module.enums, | 186 "enums": self.module.enums, |
173 "structs": self.GetStructs() + self.GetStructsFromMethods(), | 187 "structs": self.GetStructs() + self.GetStructsFromMethods(), |
174 "interfaces": self.module.interfaces, | 188 "interfaces": self.module.interfaces, |
175 } | 189 } |
176 | 190 |
177 def GenerateFiles(self): | 191 def GenerateFiles(self): |
178 self.Write(self.GenerateJsModule(), "%s.js" % self.module.name) | 192 self.Write(self.GenerateJsModule(), "%s.js" % self.module.name) |
| 193 |
| 194 def GetImports(self): |
| 195 # Since each import is assigned a variable in JS, they need to have unique |
| 196 # names. |
| 197 counter = 1 |
| 198 for each in self.module.imports: |
| 199 each["unique_name"] = "import" + str(counter) |
| 200 counter += 1 |
| 201 return self.module.imports |
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