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91 lines
3.0 KiB
Python
Executable File
91 lines
3.0 KiB
Python
Executable File
#!python
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# from gen_base_visitor import *
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# from gen_node import *
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from assemble import *
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from meta_gen import *
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import re
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import os
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def gen_file(rootfile, template, output, **kwargs):
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namespace, root_base, struct_name = meta_gen(readfile(rootfile))
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vc = assemble(readfile(template), namespace=namespace, root_base=root_base, struct_name=struct_name, **kwargs)
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file = open(output, 'w')
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file.write(vc)
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def extract_extra_body(visitor_info, query_path):
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pattern = re.compile(r"class(.*){\n((.|\n)*?)\n};", re.MULTILINE)
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for node, visitors in visitor_info.items():
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for visitor in visitors:
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vis_name = visitor['visitor_name']
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vis_file = query_path + "visitors/" + vis_name + ".cpp"
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body = ' public:'
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inc_pattern_str = r'^(#include(.|\n)*)\n#include "query/generated/{}.h"'.format(vis_name)
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inc_pattern = re.compile(inc_pattern_str, re.MULTILINE)
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if os.path.exists(vis_file):
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content = readfile(vis_file)
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infos = pattern.findall(content)
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assert len(infos) <= 1
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if len(infos) == 1:
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name, body, _ = infos[0]
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extra_inc_infos = inc_pattern.findall(content)
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assert(len(extra_inc_infos) <= 1)
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print(extra_inc_infos)
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if len(extra_inc_infos) == 1:
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extra_inc_body, _ = extra_inc_infos[0]
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visitor["ctor_and_member"] = body
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visitor["extra_inc"] = extra_inc_body
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if __name__ == "__main__":
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query_path = "../../internal/core/src/query/"
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output_path = query_path + "generated/"
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node_names = ["Expr", "PlanNode"]
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visitor_info = {
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'Expr': [{
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'visitor_name': "ShowExprVisitor",
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"parameter_name": 'expr',
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}],
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'PlanNode': [
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{
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'visitor_name': "ShowPlanNodeVisitor",
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"parameter_name": 'node',
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},
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{
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'visitor_name': "ExecPlanNodeVisitor",
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"parameter_name": 'node',
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},
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]
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}
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extract_extra_body(visitor_info, query_path)
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for name in node_names:
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rootfile = query_path + name + ".h"
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template = 'templates/visitor_base.h'
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output = output_path + name + 'Visitor.h'
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gen_file(rootfile, template, output)
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template = 'templates/node_def.cpp'
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output = output_path + name + '.cpp'
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gen_file(rootfile, template, output)
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for info in visitor_info[name]:
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vis_name = info['visitor_name']
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template = 'templates/visitor_derived.h'
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output = output_path + vis_name + '.h'
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gen_file(rootfile, template, output, **info)
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vis_name = info['visitor_name']
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template = 'templates/visitor_derived.cpp'
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output = output_path + vis_name + '.cpp'
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gen_file(rootfile, template, output, **info)
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print("Done")
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