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496 lines
19 KiB
496 lines
19 KiB
#include "project_parser.hpp"
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#include "enum_helper.hpp"
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#include "fs.hpp"
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#include <stdexcept>
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#include <toml.hpp>
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#include <tsl/ordered_map.h>
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#include <tsl/ordered_set.h>
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template <>
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const char *enumStrings<cmkr::parser::TargetType>::data[] = {"executable", "library", "shared", "static", "interface", "custom"};
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namespace cmkr {
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namespace parser {
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using TomlBasicValue = toml::basic_value<toml::preserve_comments, tsl::ordered_map, std::vector>;
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template <typename EnumType>
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static EnumType to_enum(const std::string &str, const std::string &help_name) {
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EnumType value;
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try {
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std::stringstream ss(str);
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ss >> enumFromString(value);
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} catch (std::invalid_argument &) {
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std::string supported;
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for (const auto &s : enumStrings<EnumType>::data) {
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if (!supported.empty()) {
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supported += ", ";
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}
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supported += s;
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}
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throw std::runtime_error("Unknown " + help_name + "'" + str + "'! Supported types are: " + supported);
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}
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return value;
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}
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template <typename T>
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static void get_optional(const TomlBasicValue &v, const toml::key &ky, T &destination);
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template <typename T>
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static void get_optional(const TomlBasicValue &v, const toml::key &ky, Condition<T> &destination) {
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// TODO: this algorithm in O(n) over the amount of keys, kinda bad
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const auto &table = v.as_table();
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for (const auto &itr : table) {
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const auto &key = itr.first;
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const auto &value = itr.second;
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if (value.is_table()) {
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if (value.contains(ky)) {
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destination[key] = toml::find<T>(value, ky);
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}
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} else if (key == ky) {
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destination[""] = toml::find<T>(v, ky);
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}
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}
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}
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template <typename T>
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static void get_optional(const TomlBasicValue &v, const toml::key &ky, T &destination) {
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// TODO: this currently doesn't allow you to get an optional map<string, X>
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if (v.contains(ky)) {
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destination = toml::find<T>(v, ky);
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}
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}
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// TODO: construct this from a helper class with state so all the checking can be done implicitly
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class TomlChecker {
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const TomlBasicValue &m_v;
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tsl::ordered_set<toml::key> m_visited;
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tsl::ordered_set<toml::key> m_conditionVisited;
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public:
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TomlChecker(const TomlBasicValue &v, const toml::key &ky) : m_v(toml::find(v, ky)) {}
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TomlChecker(const TomlBasicValue &v) : m_v(v) {}
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TomlChecker(const TomlChecker &) = delete;
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~TomlChecker() noexcept(false) {}
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// TOOD: check if the condition is valid during the parsing stage to print better errors!
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template <typename T>
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void optional(const toml::key &ky, Condition<T> &destination) {
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get_optional(m_v, ky, destination);
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for (const auto &itr : destination) {
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if (!itr.first.empty()) {
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m_conditionVisited.emplace(itr.first);
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}
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}
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visit(ky);
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}
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template <typename T>
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void optional(const toml::key &ky, T &destination) {
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// TODO: this currently doesn't allow you to get an optional map<string, X>
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if (m_v.contains(ky)) {
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destination = toml::find<T>(m_v, ky);
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}
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visit(ky);
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}
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template <typename T>
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void required(const toml::key &ky, T &destination) {
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destination = toml::find<T>(m_v, ky);
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visit(ky);
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}
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void visit(const toml::key &ky) { m_visited.insert(ky); }
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std::string format_unknown_key(const toml::key &ky, const TomlBasicValue &value) {
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auto loc = value.location();
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auto line_number_str = std::to_string(loc.line());
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auto line_width = line_number_str.length();
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auto line_str = loc.line_str();
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std::ostringstream oss;
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oss << "[error] Unknown key: " << ky << '\n';
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oss << " --> " << loc.file_name() << '\n';
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oss << std::string(line_width + 2, ' ') << "|\n";
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oss << ' ' << line_number_str << " | " << line_str << '\n';
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oss << std::string(line_width + 2, ' ') << '|';
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auto key_start = line_str.find_last_of(ky, loc.column());
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if (key_start != std::string::npos) {
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oss << std::string(key_start - ky.length() + 2, ' ') << std::string(ky.length(), '~');
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}
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oss << '\n';
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return oss.str();
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}
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void check() {
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for (const auto &itr : m_v.as_table()) {
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const auto &ky = itr.first;
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if (m_conditionVisited.count(ky)) {
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// TODO: check if condition (ky) exists
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for (const auto &jtr : itr.second.as_table()) {
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if (m_visited.count(jtr.first) == 0) {
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throw std::runtime_error(format_unknown_key(jtr.first, jtr.second));
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}
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}
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} else if (m_visited.count(ky) == 0) {
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if (itr.second.is_table()) {
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for (const auto &jtr : itr.second.as_table()) {
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if (m_visited.count(jtr.first) == 0) {
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throw std::runtime_error(format_unknown_key(jtr.first, jtr.second));
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}
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}
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}
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throw std::runtime_error(format_unknown_key(ky, itr.second));
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}
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}
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}
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};
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Project::Project(const Project *parent, const std::string &path, bool build) {
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const auto toml_path = fs::path(path) / "cmake.toml";
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if (!fs::exists(toml_path)) {
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throw std::runtime_error("No cmake.toml was found!");
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}
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const auto toml = toml::parse<toml::preserve_comments, tsl::ordered_map, std::vector>(toml_path.string());
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// TODO: TomlChecker for the "cmake" section
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if (build) {
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if (toml.contains("cmake")) {
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const auto &cmake = toml::find(toml, "cmake");
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if (cmake.contains("bin-dir")) {
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throw std::runtime_error("bin-dir has been renamed to build-dir");
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}
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get_optional(cmake, "build-dir", build_dir);
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get_optional(cmake, "generator", generator);
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get_optional(cmake, "config", config);
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get_optional(cmake, "arguments", gen_args);
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get_optional(cmake, "allow-in-tree", allow_in_tree);
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}
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} else {
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// Reasonable default conditions (you can override these if you desire)
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if (parent == nullptr) {
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conditions["windows"] = R"cmake(WIN32)cmake";
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conditions["macos"] = R"cmake(CMAKE_SYSTEM_NAME MATCHES "Darwin")cmake";
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conditions["unix"] = R"cmake(UNIX)cmake";
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conditions["bsd"] = R"cmake(CMAKE_SYSTEM_NAME MATCHES "BSD")cmake";
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conditions["linux"] = conditions["lunix"] = R"cmake(CMAKE_SYSTEM_NAME MATCHES "Linux")cmake";
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conditions["gcc"] = R"cmake(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_C_COMPILER_ID STREQUAL "GNU")cmake";
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conditions["clang"] = R"cmake(CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_C_COMPILER_ID MATCHES "Clang")cmake";
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conditions["msvc"] = R"cmake(MSVC)cmake";
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} else {
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conditions = parent->conditions;
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}
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if (toml.contains("conditions")) {
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auto conds = toml::find<decltype(conditions)>(toml, "conditions");
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for (const auto &cond : conds) {
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conditions[cond.first] = cond.second;
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}
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}
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// TODO: make TomlCheckerFactory
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// .check() only once (at the end)
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if (toml.contains("cmake")) {
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const auto &cmake = toml::find(toml, "cmake");
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cmake_version = toml::find(cmake, "version").as_string();
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if (cmake.contains("cmkr-include")) {
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const auto &cmkr_include_kv = toml::find(cmake, "cmkr-include");
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if (cmkr_include_kv.is_string()) {
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cmkr_include = cmkr_include_kv.as_string();
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} else {
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// Allow disabling this feature with cmkr-include = false
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cmkr_include = "";
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}
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}
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get_optional(cmake, "cpp-flags", cppflags);
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get_optional(cmake, "c-flags", cflags);
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get_optional(cmake, "link-flags", linkflags);
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}
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if (toml.contains("project")) {
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TomlChecker project(toml, "project");
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project.required("name", project_name);
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project.optional("version", project_version);
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project.optional("description", project_description);
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project.optional("languages", project_languages);
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project.optional("cmake-before", cmake_before);
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project.optional("cmake-after", cmake_after);
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project.optional("include-before", include_before);
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project.optional("include-after", include_after);
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project.optional("subdirs", project_subdirs);
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project.check();
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}
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if (toml.contains("subdir")) {
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const auto &subs = toml::find(toml, "subdir").as_table();
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for (const auto &itr : subs) {
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Subdir subdir;
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subdir.name = itr.first;
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TomlChecker sub(itr.second);
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sub.optional("condition", subdir.condition);
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sub.optional("cmake-before", subdir.cmake_before);
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sub.optional("cmake-after", subdir.cmake_after);
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sub.optional("include-before", subdir.include_before);
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sub.optional("include-after", subdir.include_after);
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sub.check();
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subdirs.push_back(subdir);
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}
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}
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if (toml.contains("settings")) {
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using set_map = std::map<std::string, TomlBasicValue>;
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const auto &sets = toml::find<set_map>(toml, "settings");
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for (const auto &itr : sets) {
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Setting s;
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s.name = itr.first;
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const auto &value = itr.second;
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if (value.is_boolean()) {
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s.val = value.as_boolean();
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} else if (value.is_string()) {
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s.val = value.as_string();
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} else {
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TomlChecker setting(value);
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setting.optional("comment", s.comment);
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setting.visit("value");
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if (value.contains("value")) {
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auto v = toml::find(value, "value");
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if (v.is_boolean()) {
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s.val = v.as_boolean();
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} else {
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s.val = v.as_string();
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}
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}
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setting.optional("cache", s.cache);
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setting.optional("force", s.force);
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setting.check();
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}
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settings.push_back(s);
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}
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}
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if (toml.contains("options")) {
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using opts_map = tsl::ordered_map<std::string, TomlBasicValue>;
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const auto &opts = toml::find<opts_map>(toml, "options");
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for (const auto &itr : opts) {
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Option o;
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o.name = itr.first;
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const auto &value = itr.second;
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if (value.is_boolean()) {
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o.val = value.as_boolean();
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} else {
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TomlChecker option(value);
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option.optional("comment", o.comment);
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option.optional("value", o.val);
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option.check();
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}
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options.push_back(o);
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}
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}
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if (toml.contains("find-package")) {
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using pkg_map = tsl::ordered_map<std::string, TomlBasicValue>;
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const auto &pkgs = toml::find<pkg_map>(toml, "find-package");
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for (const auto &itr : pkgs) {
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Package p;
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p.name = itr.first;
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const auto &value = itr.second;
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if (itr.second.is_string()) {
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p.version = itr.second.as_string();
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} else {
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TomlChecker pkg(value);
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pkg.optional("version", p.version);
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pkg.optional("required", p.required);
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pkg.optional("config", p.config);
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pkg.optional("components", p.components);
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pkg.check();
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}
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packages.push_back(p);
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}
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}
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if (toml.contains("fetch-content")) {
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const auto &fc = toml::find(toml, "fetch-content").as_table();
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for (const auto &itr : fc) {
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Content content;
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content.name = itr.first;
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for (const auto &argItr : itr.second.as_table()) {
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auto key = argItr.first;
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if (key == "git") {
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key = "GIT_REPOSITORY";
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} else if (key == "tag") {
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key = "GIT_TAG";
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} else if (key == "svn") {
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key = "SVN_REPOSITORY";
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} else if (key == "rev") {
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key = "SVN_REVISION";
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} else if (key == "url") {
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key = "URL";
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} else if (key == "hash") {
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key = "URL_HASH";
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} else {
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// don't change arg
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}
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content.arguments.emplace(key, argItr.second.as_string());
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}
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contents.emplace_back(std::move(content));
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}
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}
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if (toml.contains("bin")) {
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throw std::runtime_error("[[bin]] has been renamed to [[target]]");
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}
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if (toml.contains("target")) {
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const auto &ts = toml::find(toml, "target").as_table();
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for (const auto &itr : ts) {
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const auto &value = itr.second;
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Target target;
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target.name = itr.first;
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TomlChecker t(value);
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std::string type;
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t.required("type", type);
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target.type = to_enum<TargetType>(type, "target type");
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t.optional("headers", target.headers);
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t.optional("sources", target.sources);
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t.optional("compile-definitions", target.compile_definitions);
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t.optional("private-compile-definitions", target.private_compile_definitions);
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t.optional("compile-features", target.compile_features);
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t.optional("private-compile-features", target.private_compile_features);
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t.optional("compile-options", target.compile_options);
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t.optional("private-compile-options", target.private_compile_options);
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t.optional("include-directories", target.include_directories);
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t.optional("private-include-directories", target.private_include_directories);
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t.optional("link-directories", target.link_directories);
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t.optional("private-link-directories", target.private_link_directories);
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t.optional("link-libraries", target.link_libraries);
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t.optional("private-link-libraries", target.private_link_libraries);
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t.optional("link-options", target.link_options);
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t.optional("private-link-options", target.private_link_options);
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t.optional("precompile-headers", target.precompile_headers);
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t.optional("private-precompile-headers", target.private_precompile_headers);
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if (!target.headers.empty()) {
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auto &sources = target.sources.nth(0).value();
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const auto &headers = target.headers.nth(0)->second;
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sources.insert(sources.end(), headers.begin(), headers.end());
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}
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t.optional("condition", target.condition);
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t.optional("alias", target.alias);
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t.visit("properties");
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if (value.contains("properties")) {
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auto store_property = [&target](const toml::key &k, const TomlBasicValue &v, const std::string &condition) {
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if (v.is_array()) {
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std::string property_list;
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for (const auto &list_val : v.as_array()) {
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if (!property_list.empty()) {
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property_list += ';';
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}
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property_list += list_val.as_string();
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}
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target.properties[condition][k] = property_list;
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} else if (v.is_boolean()) {
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target.properties[condition][k] = v.as_boolean() ? "ON" : "OFF";
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} else {
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target.properties[condition][k] = v.as_string();
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}
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};
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const auto &props = toml::find(value, "properties").as_table();
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for (const auto &propKv : props) {
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const auto &k = propKv.first;
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const auto &v = propKv.second;
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if (v.is_table()) {
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for (const auto &condKv : v.as_table()) {
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store_property(condKv.first, condKv.second, k);
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}
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} else {
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store_property(k, v, "");
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}
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}
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}
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t.optional("cmake-before", target.cmake_before);
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t.optional("cmake-after", target.cmake_after);
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t.optional("include-before", target.include_before);
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t.optional("include-after", target.include_after);
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t.check();
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targets.push_back(target);
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}
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}
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if (toml.contains("test")) {
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const auto &ts = toml::find(toml, "test").as_array();
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for (const auto &value : ts) {
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TomlChecker t(value);
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Test test;
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t.required("name", test.name);
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t.optional("configurations", test.configurations);
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t.optional("working-directory", test.working_directory);
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t.required("command", test.command);
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t.optional("arguments", test.arguments);
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t.check();
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tests.push_back(test);
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}
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}
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if (toml.contains("install")) {
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const auto &is = toml::find(toml, "install").as_array();
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for (const auto &value : is) {
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TomlChecker i(value);
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Install inst;
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i.optional("targets", inst.targets);
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i.optional("files", inst.files);
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i.optional("dirs", inst.dirs);
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i.optional("configs", inst.configs);
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i.required("destination", inst.destination);
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i.check();
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installs.push_back(inst);
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}
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}
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if (toml.contains("vcpkg")) {
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TomlChecker v(toml, "vcpkg");
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v.optional("url", vcpkg.url);
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v.optional("version", vcpkg.version);
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v.required("packages", vcpkg.packages);
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|
v.check();
|
|
}
|
|
}
|
|
}
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|
|
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bool is_root_path(const std::string &path) {
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|
const auto toml_path = fs::path(path) / "cmake.toml";
|
|
if (!fs::exists(toml_path)) {
|
|
return false;
|
|
}
|
|
const auto toml = toml::parse<toml::preserve_comments, tsl::ordered_map, std::vector>(toml_path.string());
|
|
return toml.contains("project");
|
|
}
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|
|
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} // namespace parser
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} // namespace cmkr
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