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119 lines
3.7 KiB
C++
119 lines
3.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/JsonArray.h>
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#include <AK/JsonObject.h>
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#include <AK/JsonValue.h>
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#include <AK/StringBuilder.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/File.h>
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#include <stdio.h>
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#include <unistd.h>
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static void print(const JsonValue& value, int indent = 0);
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static void print_indent(int indent)
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{
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for (int i = 0; i < indent; ++i)
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printf(" ");
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}
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int main(int argc, char** argv)
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{
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if (pledge("stdio rpath", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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const char* path = nullptr;
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Core::ArgsParser args_parser;
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args_parser.add_positional_argument(path, "Path to JSON file", "path");
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args_parser.parse(argc, argv);
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auto file = Core::File::construct(path);
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if (!file->open(Core::IODevice::ReadOnly)) {
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fprintf(stderr, "Couldn't open %s for reading: %s\n", path, file->error_string());
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return 1;
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}
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if (pledge("stdio", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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auto file_contents = file->read_all();
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auto json = JsonValue::from_string(file_contents);
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if (!json.has_value()) {
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fprintf(stderr, "Couldn't parse %s as JSON\n", path);
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return 1;
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}
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print(json.value());
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printf("\n");
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return 0;
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}
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void print(const JsonValue& value, int indent)
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{
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if (value.is_object()) {
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printf("{\n");
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value.as_object().for_each_member([&](auto& member_name, auto& member_value) {
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print_indent(indent + 1);
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printf("\"\033[33;1m%s\033[0m\": ", member_name.characters());
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print(member_value, indent + 1);
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printf(",\n");
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});
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print_indent(indent);
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printf("}");
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return;
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}
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if (value.is_array()) {
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printf("[\n");
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value.as_array().for_each([&](auto& entry_value) {
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print_indent(indent + 1);
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print(entry_value, indent + 1);
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printf(",\n");
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});
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print_indent(indent);
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printf("]");
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return;
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}
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if (value.is_string())
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printf("\033[31;1m");
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else if (value.is_number())
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printf("\033[35;1m");
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else if (value.is_bool())
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printf("\033[32;1m");
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else if (value.is_null())
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printf("\033[34;1m");
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if (value.is_string())
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putchar('"');
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printf("%s", value.to_string().characters());
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if (value.is_string())
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putchar('"');
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printf("\033[0m");
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}
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