refactor: Format the code base with clang-format rules.

.clang-format

@@ -12,7 +12,7 @@ AlignConsecutiveDeclarations: false
 AlignConsecutiveMacros: false
 AlignEscapedNewlines: DontAlign
 AlignOperands:   Align
-AlignTrailingComments: true
+AlignTrailingComments: false
 AllowAllArgumentsOnNextLine: true
 AllowAllParametersOfDeclarationOnNextLine: true
 AllowShortBlocksOnASingleLine: Never
@@ -100,7 +100,7 @@ PenaltyBreakTemplateDeclaration: 10
 PenaltyExcessCharacter: 1000000
 PenaltyReturnTypeOnItsOwnLine: 200
 PointerAlignment: Right
-ReflowComments: true
+ReflowComments: false
 SortIncludes:    CaseInsensitive
 SortUsingDeclarations: true
 SpaceAfterCStyleCast: false

nyan/api_error.cpp

@@ -20,9 +20,9 @@ MemberTypeError::MemberTypeError(const fqon_t &objname,
                                  const std::string &real_type,
                                  const std::string &wrong_type) :
 	APIError{(static_cast<const std::ostringstream &>(
-		          std::ostringstream{} << "type mismatch for member " << objname + "." << member
-		          << ": tried to convert real type " << real_type << " to " << wrong_type))
-	.str()},
+				  std::ostringstream{} << "type mismatch for member " << objname + "." << member
+									   << ": tried to convert real type " << real_type << " to " << wrong_type))
+                 .str()},
 	objname{objname},
 	member{member},
 	real_type{real_type},

nyan/api_error.h

@@ -31,8 +31,10 @@ class InvalidObjectError : public APIError {
  */
 class MemberTypeError : public APIError {
 public:
-	MemberTypeError(const fqon_t &objname, const memberid_t &member,
-	                const std::string &real_type, const std::string &wrong_type);
+	MemberTypeError(const fqon_t &objname,
+	                const memberid_t &member,
+	                const std::string &real_type,
+	                const std::string &wrong_type);
 
 protected:
 	/**

nyan/ast.cpp

@@ -282,8 +282,7 @@ void ASTObject::ast_parents(TokenStream &tokens) {
 			if (token.type != token_type::ID) {
 				throw ASTError{
 					"expected inheritance parent identifier, but there is",
-					token
-				};
+					token};
 			}
 
 			this->parents.emplace_back(token, stream);
@@ -301,9 +300,9 @@ void ASTObject::ast_members(TokenStream &tokens) {
 			bool object_next = false;
 			auto lookahead = tokens.next();
 
-			if (lookahead->type == token_type::OPERATOR  // value assignment
-				or lookahead->type == token_type::COLON  // type declaration
-				or lookahead->type == token_type::DOT) { // inherited member access (e.g. Parent.some_member)
+			if (lookahead->type == token_type::OPERATOR // value assignment
+			    or lookahead->type == token_type::COLON // type declaration
+			    or lookahead->type == token_type::DOT) { // inherited member access (e.g. Parent.some_member)
 				object_next = false;
 			}
 			else if (lookahead->type == token_type::LANGLE or lookahead->type == token_type::LBRACKET or lookahead->type == token_type::LPAREN) {
@@ -434,7 +433,6 @@ ASTMember::ASTMember(const Token &name,
 	name{IDToken{name, tokens}},
 	type{std::nullopt},
 	value{std::nullopt} {
-
 	auto token = tokens.next();
 	bool had_def_or_decl = false;
 
@@ -535,7 +533,6 @@ ASTMember::ASTMember(const Token &name,
 ASTMemberType::ASTMemberType(const Token &name,
                              TokenStream &tokens) :
 	name{IDToken{name, tokens}} {
-
 	// now there may follow type arguments, e.g.:
 	// set(arg, key=val)
 	// optional(dict(ktype, vtype))
@@ -547,7 +544,6 @@ ASTMemberType::ASTMemberType(const Token &name,
 	size_t num_expected_types = member_type.expected_nested_types();
 
 	if (token->type == token_type::LPAREN) {
-
 		// TODO: if we introduce optional arguments for composite types
 		// we have to adjust the allowed count here.
 		// or just count the non-kwarg arguments, and ignored the kwarg count.
@@ -561,29 +557,28 @@ ASTMemberType::ASTMemberType(const Token &name,
 			num_expected_types,
 			[this](const Token &token, TokenStream &stream) {
 				this->nested_types.emplace_back(token, stream);
-			}
-		);
+			});
 
 		if (unlikely(num_read_types != num_expected_types)) {
 			throw ASTError(
 				std::string("expected ")
-				+ std::to_string(num_expected_types)
-				+ " arguments for "
-				+ composite_type_to_string(member_type.composite_type)
-				+ " declaration, but only "
-				+ std::to_string(num_read_types)
-				+ " could be found",
+					+ std::to_string(num_expected_types)
+					+ " arguments for "
+					+ composite_type_to_string(member_type.composite_type)
+					+ " declaration, but only "
+					+ std::to_string(num_read_types)
+					+ " could be found",
 				*token,
 				false);
 		}
 	}
 	else if (num_expected_types > 0) {
 		throw ASTError(
 			std::string("expected ")
-			+ std::to_string(num_expected_types)
-			+ " arguments for "
-			+ composite_type_to_string(member_type.composite_type)
-			+ " declaration",
+				+ std::to_string(num_expected_types)
+				+ " arguments for "
+				+ composite_type_to_string(member_type.composite_type)
+				+ " declaration",
 			*token,
 			false);
 	}
@@ -739,12 +734,11 @@ void ASTObject::strb(std::ostringstream &builder, int indentlevel) const {
 
 	// object parents
 	builder << "(";
-	util::strjoin(builder, ", ", this->parents,
-	              [](auto &stream, auto &elem) {
-		              stream << elem.str();
-	              });
+	util::strjoin(builder, ", ", this->parents, [](auto &stream, auto &elem) {
+		stream << elem.str();
+	});
 	builder << "):"
-	        << std::endl;
+			<< std::endl;
 
 	if (this->objects.size() > 0) {
 		for (auto &object : this->objects) {
@@ -795,8 +789,8 @@ void ASTMember::strb(std::ostringstream &builder, int indentlevel) const {
 
 	if (this->value.has_value()) {
 		builder << " "
-		        << op_to_string(this->operation)
-		        << " ";
+				<< op_to_string(this->operation)
+				<< " ";
 
 		this->value->strb(builder);
 	}
@@ -810,10 +804,9 @@ void ASTMemberType::strb(std::ostringstream &builder, int /*indentlevel*/) const
 
 	if (this->args.size() > 0) {
 		builder << "(";
-		util::strjoin(builder, ", ", this->args,
-		              [](auto &stream, auto& elem) {
-			              elem.strb(stream);
-		              });
+		util::strjoin(builder, ", ", this->args, [](auto &stream, auto &elem) {
+			elem.strb(stream);
+		});
 		builder << ")";
 	}
 }
@@ -846,8 +839,7 @@ void ASTMemberValue::strb(std::ostringstream &builder, int /*indentlevel*/) cons
 		throw InternalError{"unhandled container type"};
 	}
 
-	util::strjoin(builder, ", ", this->values,
-	              [](auto &stream, auto &elem) { stream << elem.str(); });
+	util::strjoin(builder, ", ", this->values, [](auto &stream, auto &elem) { stream << elem.str(); });
 
 	switch (this->composite_type) {
 	case composite_t::SET:
@@ -869,7 +861,7 @@ ASTError::ASTError(const std::string &msg,
 	if (add_token) {
 		std::ostringstream builder;
 		builder << msg << ": "
-		        << token_type_str(token.type);
+				<< token_type_str(token.type);
 		this->msg = std::move(builder).str();
 	}
 	else {
@@ -885,7 +877,7 @@ ASTError::ASTError(const std::string &msg,
 	if (add_token) {
 		std::ostringstream builder;
 		builder << msg << ": "
-		        << token_type_str(token.get_type());
+				<< token_type_str(token.get_type());
 		this->msg = builder.str();
 	}
 	else {

nyan/ast.h

@@ -38,7 +38,7 @@ unsigned int comma_list(token_type end,
                         TokenStream &tokens,
                         size_t limit,
                         const std::function<void(const Token &, TokenStream &)> &func,
-                        bool unlimited=false);
+                        bool unlimited = false);
 
 
 /**

nyan/basic_type.cpp

@@ -102,12 +102,10 @@ size_t BasicType::expected_nested_types() const {
 
 
 bool BasicType::operator==(const BasicType &other) const {
-	return (this->primitive_type == other.primitive_type and
-	        this->composite_type == other.composite_type);
+	return (this->primitive_type == other.primitive_type and this->composite_type == other.composite_type);
 }
 
 
-
 std::string BasicType::str() const {
 	if (this->is_fundamental()) {
 		return type_to_string(this->primitive_type);
@@ -130,22 +128,19 @@ BasicType BasicType::from_type_token(const IDToken &tok) {
 		{"text", primitive_t::TEXT},
 		{"file", primitive_t::FILENAME},
 		{"int", primitive_t::INT},
-		{"float", primitive_t::FLOAT}
-	};
+		{"float", primitive_t::FLOAT}};
 
 	// container type name map
 	static const std::unordered_map<std::string, composite_t> container_types = {
 		{"set", composite_t::SET},
 		{"orderedset", composite_t::ORDEREDSET},
-		{"dict", composite_t::DICT}
-	};
+		{"dict", composite_t::DICT}};
 
 	// modifier type name map
 	static const std::unordered_map<std::string, composite_t> modifiers = {
 		{"abstract", composite_t::ABSTRACT},
 		{"children", composite_t::CHILDREN},
-		{"optional", composite_t::OPTIONAL}
-	};
+		{"optional", composite_t::OPTIONAL}};
 
 	primitive_t type = primitive_t::OBJECT;
 	composite_t composite_type = composite_t::SINGLE;

nyan/c3.cpp

@@ -33,16 +33,14 @@ std::vector<fqon_t>
 linearize_recurse(const fqon_t &name,
                   const objstate_fetch_t &get_obj,
                   std::unordered_set<fqon_t> *seen) {
-
 	using namespace std::string_literals;
 
 	// test for inheritance loops
 	if (seen->find(name) != std::end(*seen)) {
 		throw C3Error{
 			"recursive inheritance loop detected: '"s + name + "' already in {"
 			+ util::strjoin(", ", *seen)
-			+ "}"
-		};
+			+ "}"};
 	}
 	else {
 		seen->insert(name);
@@ -67,14 +65,12 @@ linearize_recurse(const fqon_t &name,
 	for (auto &parent : parents) {
 		// Recursive call to get the linearization of the parent
 		par_linearizations.push_back(
-			linearize_recurse(parent, get_obj, seen)
-		);
+			linearize_recurse(parent, get_obj, seen));
 	}
 
 	// And at the end, add all parents of this object to the merge-list.
 	par_linearizations.push_back(
-		{std::begin(parents), std::end(parents)}
-	);
+		{std::begin(parents), std::end(parents)});
 
 	// remove current name from the seen set
 	// we only needed it for the recursive call above.
@@ -109,7 +105,6 @@ linearize_recurse(const fqon_t &name,
 
 			// Test if the candidate is in any tail
 			for (size_t j = 0; j < par_linearizations.size(); j++) {
-
 				// The current list will never contain the candidate again.
 				if (j == i) {
 					continue;
@@ -121,7 +116,6 @@ linearize_recurse(const fqon_t &name,
 				// Start one slot after the head
 				// and check that the candidate is not in that tail.
 				for (size_t k = headpos_try + 1; k < tail.size(); k++) {
-
 					// The head is in that tail, so we fail
 					if (unlikely(*candidate == tail[k])) {
 						candidate_ok = false;
@@ -138,7 +132,8 @@ linearize_recurse(const fqon_t &name,
 			// The candidate was not in any tail
 			if (candidate_ok) {
 				break;
-			} else {
+			}
+			else {
 				// Try the next candidate,
 				// this means to select the next par_lin list.
 				continue;
@@ -171,8 +166,7 @@ linearize_recurse(const fqon_t &name,
 		if (not candidate_ok) {
 			throw C3Error{
 				"Can't find consistent C3 resolution order for "s
-				+ name + " for bases " + util::strjoin(", ", parents)
-			};
+				+ name + " for bases " + util::strjoin(", ", parents)};
 		}
 	}
 
@@ -181,8 +175,7 @@ linearize_recurse(const fqon_t &name,
 }
 
 
-C3Error::C3Error(const std::string &msg)
-	:
+C3Error::C3Error(const std::string &msg) :
 	Error{msg} {}
 
 

nyan/change_tracker.cpp

@@ -25,10 +25,8 @@ ObjectChanges &ChangeTracker::track_patch(const fqon_t &target_name) {
 	// else: create a new one.
 	auto it = this->changes.find(target_name);
 	if (it == std::end(this->changes)) {
-		return this->changes.emplace(
-			target_name,
-			ObjectChanges{}
-		).first->second;
+		auto it_new_tracker = this->changes.emplace(target_name, ObjectChanges{}).first;
+		return it_new_tracker->second;
 	}
 	else {
 		return it->second;

nyan/change_tracker.h

@@ -51,7 +51,6 @@ class ObjectChanges {
  */
 class ChangeTracker {
 public:
-
 	/**
 	 * Get the ObjectChanges for an object targeted by a patch
 	 * from the changes map or create a new one if there doesn't

nyan/compiler.h

@@ -7,10 +7,10 @@
  * The expression is expected to be true (=likely) or false (=unlikely).
  */
 #if defined(__GNUC__)
-	#define likely(x)    __builtin_expect(!!(x), 1)
-	#define unlikely(x)  __builtin_expect(!!(x), 0)
+	#define likely(x) __builtin_expect(!!(x), 1)
+	#define unlikely(x) __builtin_expect(!!(x), 0)
 #else
-	#define likely(x)   (x)
+	#define likely(x) (x)
 	#define unlikely(x) (x)
 #endif
 
@@ -31,9 +31,9 @@
  */
 #if defined(_WIN32)
 	#if defined(nyan_EXPORTS)
-		#define NYANAPI __declspec(dllexport)     // library is built
+		#define NYANAPI __declspec(dllexport) // library is built
 	#else
-		#define NYANAPI __declspec(dllimport)     // library is used
+		#define NYANAPI __declspec(dllimport) // library is used
 	#endif /* nyan_EXPORTS */
 #else
 	#define NYANAPI __attribute__((visibility("default")))

nyan/config.h

@@ -3,12 +3,12 @@
 #pragma once
 
 #ifdef _MSC_VER
-// Allow using alternative operator representation with non-conforming compiler
-    #include <ciso646>
+	// Allow using alternative operator representation with non-conforming compiler
+	#include <ciso646>
 #endif
 
-#include <cstdint>
 #include <cstddef>
+#include <cstdint>
 #include <limits>
 #include <string>