885c1d3048
It was decided that being able to report positions from C++ code is not worth the cost of having all of these captures everywhere. Change-Id: I94981d9f780bd95df8b56198210c9cdd5f16239c Reviewed-on: https://skia-review.googlesource.com/c/skia/+/528366 Reviewed-by: John Stiles <johnstiles@google.com> Reviewed-by: Brian Osman <brianosman@google.com> Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
/*
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* Copyright 2021 Google LLC.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SKSL_DSL_BLOCK
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#define SKSL_DSL_BLOCK
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#include "include/private/SkSLDefines.h"
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#include "include/private/SkTArray.h"
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#include "include/sksl/DSLStatement.h"
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#include "include/sksl/SkSLPosition.h"
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#include <memory>
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#include <utility>
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namespace SkSL {
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class Block;
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class SymbolTable;
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namespace dsl {
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class DSLBlock {
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public:
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template<class... Statements>
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DSLBlock(Statements... statements) {
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fStatements.reserve_back(sizeof...(statements));
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// in C++17, we could just do:
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// (fStatements.push_back(DSLStatement(statements.release()).release()), ...);
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int unused[] =
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{0,
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(static_cast<void>(fStatements.push_back(DSLStatement(statements.release()).release())),
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0)...};
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static_cast<void>(unused);
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}
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DSLBlock(DSLBlock&& other) = default;
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DSLBlock(SkSL::StatementArray statements, std::shared_ptr<SymbolTable> symbols = nullptr,
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Position pos = {});
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DSLBlock(SkTArray<DSLStatement> statements, std::shared_ptr<SymbolTable> symbols = nullptr,
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Position pos = {});
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~DSLBlock();
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DSLBlock& operator=(DSLBlock&& other) {
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fStatements = std::move(other.fStatements);
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return *this;
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}
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void append(DSLStatement stmt);
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std::unique_ptr<SkSL::Block> release();
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private:
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SkSL::StatementArray fStatements;
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std::shared_ptr<SkSL::SymbolTable> fSymbols;
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Position fPosition;
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friend class DSLStatement;
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friend class DSLFunction;
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};
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} // namespace dsl
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} // namespace SkSL
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#endif
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