mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
124 lines
3.3 KiB
C++
124 lines
3.3 KiB
C++
/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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// SPDX-License-Identifier: GPL-3.0
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#include <libsolidity/ast/AST.h>
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#include <libsolidity/ast/ASTVisitor.h>
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#include <json/json.h>
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#include <fmt/format.h>
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namespace solidity::langutil
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{
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class CharStream;
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struct SourceLocation;
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}
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namespace solidity::lsp
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{
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// See: https://microsoft.github.io/language-server-protocol/specifications/specification-3-17/#semanticTokenTypes
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enum class SemanticTokenType
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{
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Class,
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Comment,
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Enum,
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EnumMember,
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Event,
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Function,
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Interface,
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Keyword,
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Macro,
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Method,
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Modifier,
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Number,
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Operator,
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Parameter,
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Property,
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String,
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Struct,
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Type,
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TypeParameter,
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Variable,
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// Unused below:
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// Namespace,
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// Regexp,
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};
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enum class SemanticTokenModifiers
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{
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None = 0,
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// Member integer values must be bit-values as
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// they can be OR'd together.
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Abstract = 0x0001,
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Declaration = 0x0002,
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Definition = 0x0004,
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Deprecated = 0x0008,
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Documentation = 0x0010,
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Modification = 0x0020,
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Readonly = 0x0040,
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// Unused below:
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// Static,
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// Async,
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// DefaultLibrary,
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};
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constexpr SemanticTokenModifiers operator|(SemanticTokenModifiers a, SemanticTokenModifiers b) noexcept
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{
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return static_cast<SemanticTokenModifiers>(static_cast<int>(a) | static_cast<int>(b));
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}
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class SemanticTokensBuilder: public frontend::ASTConstVisitor
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{
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public:
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Json::Value build(frontend::SourceUnit const& _sourceUnit, langutil::CharStream const& _charStream);
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void reset(langutil::CharStream const* _charStream);
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void encode(
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langutil::SourceLocation const& _sourceLocation,
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SemanticTokenType _tokenType,
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SemanticTokenModifiers _modifiers = SemanticTokenModifiers::None
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);
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bool visit(frontend::ContractDefinition const&) override;
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bool visit(frontend::ElementaryTypeName const&) override;
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bool visit(frontend::ElementaryTypeNameExpression const&) override;
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bool visit(frontend::EnumDefinition const&) override;
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bool visit(frontend::EnumValue const&) override;
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bool visit(frontend::ErrorDefinition const&) override;
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bool visit(frontend::FunctionDefinition const&) override;
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bool visit(frontend::ModifierDefinition const&) override;
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void endVisit(frontend::Literal const&) override;
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void endVisit(frontend::StructuredDocumentation const&) override;
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void endVisit(frontend::Identifier const&) override;
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void endVisit(frontend::IdentifierPath const&) override;
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bool visit(frontend::MemberAccess const&) override;
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void endVisit(frontend::PragmaDirective const&) override;
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bool visit(frontend::UserDefinedTypeName const&) override;
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bool visit(frontend::VariableDeclaration const&) override;
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private:
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Json::Value m_encodedTokens;
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langutil::CharStream const* m_charStream;
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int m_lastLine;
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int m_lastStartChar;
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};
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} // end namespace
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