1 /* 2 * Copyright 2016 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef SKSL_SYMBOL 9 #define SKSL_SYMBOL 10 11 #include "include/private/SkSLIRNode.h" 12 #include "include/private/SkSLProgramElement.h" 13 14 namespace SkSL { 15 16 class Type; 17 18 /** 19 * Represents a symboltable entry. 20 */ 21 class Symbol : public IRNode { 22 public: 23 using Kind = SymbolKind; 24 25 Symbol(Position pos, Kind kind, std::string_view name, const Type* type = nullptr) 26 : INHERITED(pos, (int) kind) 27 , fName(name) 28 , fType(type) { 29 SkASSERT(kind >= Kind::kFirst && kind <= Kind::kLast); 30 } 31 ~Symbol()32 ~Symbol() override {} 33 type()34 const Type& type() const { 35 SkASSERT(fType); 36 return *fType; 37 } 38 kind()39 Kind kind() const { 40 return (Kind) fKind; 41 } 42 name()43 std::string_view name() const { 44 return fName; 45 } 46 47 /** 48 * Don't call this directly--use SymbolTable::renameSymbol instead! 49 */ setName(std::string_view newName)50 void setName(std::string_view newName) { 51 fName = newName; 52 } 53 54 private: 55 std::string_view fName; 56 const Type* fType; 57 58 using INHERITED = IRNode; 59 }; 60 61 } // namespace SkSL 62 63 #endif 64