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Unified Diff: third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom/generate/generator.py

Issue 1410053006: Move third_party/mojo/src/mojo/public to mojo/public (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: merge Created 5 years, 1 month ago
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Index: third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom/generate/generator.py
diff --git a/third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom/generate/generator.py b/third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom/generate/generator.py
deleted file mode 100644
index 666ef439fa52eb8a1365121008270d16092f2a88..0000000000000000000000000000000000000000
--- a/third_party/mojo/src/mojo/public/tools/bindings/pylib/mojom/generate/generator.py
+++ /dev/null
@@ -1,145 +0,0 @@
-# Copyright 2013 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-"""Code shared by the various language-specific code generators."""
-
-from functools import partial
-import os.path
-import re
-
-import module as mojom
-import mojom.fileutil as fileutil
-import pack
-
-def ExpectedArraySize(kind):
- if mojom.IsArrayKind(kind):
- return kind.length
- return None
-
-def StudlyCapsToCamel(studly):
- return studly[0].lower() + studly[1:]
-
-def CamelCaseToAllCaps(camel_case):
- return '_'.join(
- word for word in re.split(r'([A-Z][^A-Z]+)', camel_case) if word).upper()
-
-def UnderToCamel(under):
- """Converts underscore_separated strings to CamelCase strings."""
- return ''.join(word.capitalize() for word in under.split('_'))
-
-def WriteFile(contents, full_path):
- # Make sure the containing directory exists.
- full_dir = os.path.dirname(full_path)
- fileutil.EnsureDirectoryExists(full_dir)
-
- # Dump the data to disk.
- with open(full_path, "w+") as f:
- f.write(contents)
-
-class Generator(object):
- # Pass |output_dir| to emit files to disk. Omit |output_dir| to echo all
- # files to stdout.
- def __init__(self, module, output_dir=None):
- self.module = module
- self.output_dir = output_dir
-
- def GetStructsFromMethods(self):
- result = []
- for interface in self.module.interfaces:
- for method in interface.methods:
- result.append(self._GetStructFromMethod(method))
- if method.response_parameters != None:
- result.append(self._GetResponseStructFromMethod(method))
- return result
-
- def GetStructs(self):
- return map(partial(self._AddStructComputedData, True), self.module.structs)
-
- def GetUnions(self):
- return map(self._AddUnionComputedData, self.module.unions)
-
- def GetInterfaces(self):
- return map(self._AddInterfaceComputedData, self.module.interfaces)
-
- # Prepend the filename with a directory that matches the directory of the
- # original .mojom file, relative to the import root.
- def MatchMojomFilePath(self, filename):
- return os.path.join(os.path.dirname(self.module.path), filename)
-
- def Write(self, contents, filename):
- if self.output_dir is None:
- print contents
- return
- full_path = os.path.join(self.output_dir, filename)
- WriteFile(contents, full_path)
-
- def GenerateFiles(self, args):
- raise NotImplementedError("Subclasses must override/implement this method")
-
- def GetJinjaParameters(self):
- """Returns default constructor parameters for the jinja environment."""
- return {}
-
- def GetGlobals(self):
- """Returns global mappings for the template generation."""
- return {}
-
- def _AddStructComputedData(self, exported, struct):
- """Adds computed data to the given struct. The data is computed once and
- used repeatedly in the generation process."""
- struct.packed = pack.PackedStruct(struct)
- struct.bytes = pack.GetByteLayout(struct.packed)
- struct.versions = pack.GetVersionInfo(struct.packed)
- struct.exported = exported
- return struct
-
- def _AddUnionComputedData(self, union):
- """Adds computed data to the given union. The data is computed once and
- used repeatedly in the generation process."""
- ordinal = 0
- for field in union.fields:
- if field.ordinal is not None:
- ordinal = field.ordinal
- field.ordinal = ordinal
- ordinal += 1
- return union
-
- def _AddInterfaceComputedData(self, interface):
- """Adds computed data to the given interface. The data is computed once and
- used repeatedly in the generation process."""
- interface.version = 0
- for method in interface.methods:
- if method.min_version is not None:
- interface.version = max(interface.version, method.min_version)
-
- method.param_struct = self._GetStructFromMethod(method)
- interface.version = max(interface.version,
- method.param_struct.versions[-1].version)
-
- if method.response_parameters is not None:
- method.response_param_struct = self._GetResponseStructFromMethod(method)
- interface.version = max(
- interface.version,
- method.response_param_struct.versions[-1].version)
- else:
- method.response_param_struct = None
- return interface
-
- def _GetStructFromMethod(self, method):
- """Converts a method's parameters into the fields of a struct."""
- params_class = "%s_%s_Params" % (method.interface.name, method.name)
- struct = mojom.Struct(params_class, module=method.interface.module)
- for param in method.parameters:
- struct.AddField(param.name, param.kind, param.ordinal,
- attributes=param.attributes)
- return self._AddStructComputedData(False, struct)
-
- def _GetResponseStructFromMethod(self, method):
- """Converts a method's response_parameters into the fields of a struct."""
- params_class = "%s_%s_ResponseParams" % (method.interface.name, method.name)
- struct = mojom.Struct(params_class, module=method.interface.module)
- for param in method.response_parameters:
- struct.AddField(param.name, param.kind, param.ordinal,
- attributes=param.attributes)
- return self._AddStructComputedData(False, struct)

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