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Unified Diff: src/inspector/build/generate_protocol_externs.py

Issue 2354263003: [inspector] add presubmit.py to compile inspector-related scripts (Closed)
Patch Set: addressed comments Created 4 years, 3 months ago
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Index: src/inspector/build/generate_protocol_externs.py
diff --git a/src/inspector/build/generate_protocol_externs.py b/src/inspector/build/generate_protocol_externs.py
new file mode 100755
index 0000000000000000000000000000000000000000..c2ba2c5b84e5d6306bac2c8b46e4e06333d505ed
--- /dev/null
+++ b/src/inspector/build/generate_protocol_externs.py
@@ -0,0 +1,246 @@
+#!/usr/bin/env python
+# Copyright (c) 2011 Google Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import os
+import re
+import json
+
+type_traits = {
+ "any": "*",
+ "string": "string",
+ "integer": "number",
+ "number": "number",
+ "boolean": "boolean",
+ "array": "!Array.<*>",
+ "object": "!Object",
+}
+
+promisified_domains = {
+ "Accessibility",
+ "Animation",
+ "CSS",
+ "Emulation",
+ "Profiler"
+}
+
+ref_types = {}
+
+def full_qualified_type_id(domain_name, type_id):
+ if type_id.find(".") == -1:
+ return "%s.%s" % (domain_name, type_id)
+ return type_id
+
+
+def fix_camel_case(name):
+ prefix = ""
+ if name[0] == "-":
+ prefix = "Negative"
+ name = name[1:]
+ refined = re.sub(r'-(\w)', lambda pat: pat.group(1).upper(), name)
+ refined = to_title_case(refined)
+ return prefix + re.sub(r'(?i)HTML|XML|WML|API', lambda pat: pat.group(0).upper(), refined)
+
+
+def to_title_case(name):
+ return name[:1].upper() + name[1:]
+
+
+def generate_enum(name, json):
+ enum_members = []
+ for member in json["enum"]:
+ enum_members.append(" %s: \"%s\"" % (fix_camel_case(member), member))
+ return "\n/** @enum {string} */\n%s = {\n%s\n};\n" % (name, (",\n".join(enum_members)))
+
+
+def param_type(domain_name, param):
+ if "type" in param:
+ if param["type"] == "array":
+ items = param["items"]
+ return "!Array.<%s>" % param_type(domain_name, items)
+ else:
+ return type_traits[param["type"]]
+ if "$ref" in param:
+ type_id = full_qualified_type_id(domain_name, param["$ref"])
+ if type_id in ref_types:
+ return ref_types[type_id]
+ else:
+ print "Type not found: " + type_id
+ return "!! Type not found: " + type_id
+
+
+def load_schema(file, domains):
+ input_file = open(file, "r")
+ json_string = input_file.read()
+ parsed_json = json.loads(json_string)
+ domains.extend(parsed_json["domains"])
+
+
+def generate_protocol_externs(output_path, file1):
+ domains = []
+ load_schema(file1, domains)
+ output_file = open(output_path, "w")
+
+ output_file.write(
+"""
+var InspectorBackend = {}
+
+var Protocol = {};
+/** @typedef {string}*/
+Protocol.Error;
+""")
+
+ for domain in domains:
+ domain_name = domain["domain"]
+ if "types" in domain:
+ for type in domain["types"]:
+ type_id = full_qualified_type_id(domain_name, type["id"])
+ ref_types[type_id] = "%sAgent.%s" % (domain_name, type["id"])
+
+ for domain in domains:
+ domain_name = domain["domain"]
+ promisified = domain_name in promisified_domains
+
+ output_file.write("\n\n/**\n * @constructor\n*/\n")
+ output_file.write("Protocol.%sAgent = function(){};\n" % domain_name)
+
+ if "commands" in domain:
+ for command in domain["commands"]:
+ output_file.write("\n/**\n")
+ params = []
+ has_return_value = "returns" in command
+ explicit_parameters = promisified and has_return_value
+ if ("parameters" in command):
+ for in_param in command["parameters"]:
+ # All parameters are not optional in case of promisified domain with return value.
+ if (not explicit_parameters and "optional" in in_param):
+ params.append("opt_%s" % in_param["name"])
+ output_file.write(" * @param {%s=} opt_%s\n" % (param_type(domain_name, in_param), in_param["name"]))
+ else:
+ params.append(in_param["name"])
+ output_file.write(" * @param {%s} %s\n" % (param_type(domain_name, in_param), in_param["name"]))
+ returns = []
+ returns.append("?Protocol.Error")
+ if ("error" in command):
+ returns.append("%s=" % param_type(domain_name, command["error"]))
+ if (has_return_value):
+ for out_param in command["returns"]:
+ if ("optional" in out_param):
+ returns.append("%s=" % param_type(domain_name, out_param))
+ else:
+ returns.append("%s" % param_type(domain_name, out_param))
+ callback_return_type = "void="
+ if explicit_parameters:
+ callback_return_type = "T"
+ elif promisified:
+ callback_return_type = "T="
+ output_file.write(" * @param {function(%s):%s} opt_callback\n" % (", ".join(returns), callback_return_type))
+ if (promisified):
+ output_file.write(" * @return {!Promise.<T>}\n")
+ output_file.write(" * @template T\n")
+ params.append("opt_callback")
+
+ output_file.write(" */\n")
+ output_file.write("Protocol.%sAgent.prototype.%s = function(%s) {}\n" % (domain_name, command["name"], ", ".join(params)))
+ output_file.write("/** @param {function(%s):void=} opt_callback */\n" % ", ".join(returns))
+ output_file.write("Protocol.%sAgent.prototype.invoke_%s = function(obj, opt_callback) {}\n" % (domain_name, command["name"]))
+
+ output_file.write("\n\n\nvar %sAgent = function(){};\n" % domain_name)
+
+ if "types" in domain:
+ for type in domain["types"]:
+ if type["type"] == "object":
+ typedef_args = []
+ if "properties" in type:
+ for property in type["properties"]:
+ suffix = ""
+ if ("optional" in property):
+ suffix = "|undefined"
+ if "enum" in property:
+ enum_name = "%sAgent.%s%s" % (domain_name, type["id"], to_title_case(property["name"]))
+ output_file.write(generate_enum(enum_name, property))
+ typedef_args.append("%s:(%s%s)" % (property["name"], enum_name, suffix))
+ else:
+ typedef_args.append("%s:(%s%s)" % (property["name"], param_type(domain_name, property), suffix))
+ if (typedef_args):
+ output_file.write("\n/** @typedef {!{%s}} */\n%sAgent.%s;\n" % (", ".join(typedef_args), domain_name, type["id"]))
+ else:
+ output_file.write("\n/** @typedef {!Object} */\n%sAgent.%s;\n" % (domain_name, type["id"]))
+ elif type["type"] == "string" and "enum" in type:
+ output_file.write(generate_enum("%sAgent.%s" % (domain_name, type["id"]), type))
+ elif type["type"] == "array":
+ output_file.write("\n/** @typedef {!Array.<!%s>} */\n%sAgent.%s;\n" % (param_type(domain_name, type["items"]), domain_name, type["id"]))
+ else:
+ output_file.write("\n/** @typedef {%s} */\n%sAgent.%s;\n" % (type_traits[type["type"]], domain_name, type["id"]))
+
+ output_file.write("/** @interface */\n")
+ output_file.write("%sAgent.Dispatcher = function() {};\n" % domain_name)
+ if "events" in domain:
+ for event in domain["events"]:
+ params = []
+ if ("parameters" in event):
+ output_file.write("/**\n")
+ for param in event["parameters"]:
+ if ("optional" in param):
+ params.append("opt_%s" % param["name"])
+ output_file.write(" * @param {%s=} opt_%s\n" % (param_type(domain_name, param), param["name"]))
+ else:
+ params.append(param["name"])
+ output_file.write(" * @param {%s} %s\n" % (param_type(domain_name, param), param["name"]))
+ output_file.write(" */\n")
+ output_file.write("%sAgent.Dispatcher.prototype.%s = function(%s) {};\n" % (domain_name, event["name"], ", ".join(params)))
+
+ output_file.write("\n/** @constructor\n * @param {!Object.<string, !Object>} agentsMap\n */\n")
+ output_file.write("Protocol.Agents = function(agentsMap){this._agentsMap;};\n")
+ output_file.write("/**\n * @param {string} domain\n * @param {!Object} dispatcher\n */\n")
+ output_file.write("Protocol.Agents.prototype.registerDispatcher = function(domain, dispatcher){};\n")
+ for domain in domains:
+ domain_name = domain["domain"]
+ uppercase_length = 0
+ while uppercase_length < len(domain_name) and domain_name[uppercase_length].isupper():
+ uppercase_length += 1
+
+ output_file.write("/** @return {!Protocol.%sAgent}*/\n" % domain_name)
+ output_file.write("Protocol.Agents.prototype.%s = function(){};\n" % (domain_name[:uppercase_length].lower() + domain_name[uppercase_length:] + "Agent"))
+
+ output_file.write("/**\n * @param {!%sAgent.Dispatcher} dispatcher\n */\n" % domain_name)
+ output_file.write("Protocol.Agents.prototype.register%sDispatcher = function(dispatcher) {}\n" % domain_name)
+
+
+ output_file.close()
+
+if __name__ == "__main__":
+ import sys
+ import os.path
+ program_name = os.path.basename(__file__)
+ if len(sys.argv) < 4 or sys.argv[1] != "-o":
+ sys.stderr.write("Usage: %s -o OUTPUT_FILE INPUT_FILE\n" % program_name)
+ exit(1)
+ output_path = sys.argv[2]
+ input_path = sys.argv[3]
+ generate_protocol_externs(output_path, input_path)
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