| /* |
| * Copyright 2023 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "src/sksl/ir/SkSLExtension.h" |
| |
| #include "include/private/base/SkAssert.h" |
| #include "src/sksl/SkSLContext.h" |
| #include "src/sksl/SkSLErrorReporter.h" |
| #include "src/sksl/SkSLProgramSettings.h" |
| |
| namespace SkSL { |
| |
| std::unique_ptr<Extension> Extension::Convert(const Context& context, |
| Position pos, |
| std::string_view name, |
| std::string_view behaviorText) { |
| if (ProgramConfig::IsRuntimeEffect(context.fConfig->fKind)) { |
| // Runtime Effects do not allow any #extensions. |
| context.fErrors->error(pos, "unsupported directive '#extension'"); |
| return nullptr; |
| } |
| if (behaviorText == "disable") { |
| // We allow `#extension <name> : disable`, but it is a no-op. |
| return nullptr; |
| } |
| if (behaviorText != "require" && behaviorText != "enable" && behaviorText != "warn") { |
| context.fErrors->error(pos, "expected 'require', 'enable', 'warn', or 'disable'"); |
| return nullptr; |
| } |
| // We don't currently do anything different between `require`, `enable`, and `warn`. |
| return Extension::Make(context, pos, name); |
| } |
| |
| std::unique_ptr<Extension> Extension::Make(const Context& context, |
| Position pos, |
| std::string_view name) { |
| SkASSERT(!ProgramConfig::IsRuntimeEffect(context.fConfig->fKind)); |
| return std::make_unique<SkSL::Extension>(pos, name); |
| } |
| |
| } // namespace SkSL |