blob: 64178c7682595f5646653d5598e973c84bcab045 [file] [log] [blame]
/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SKSL_ASTSUFFIX
#define SKSL_ASTSUFFIX
#include "SkSLASTPositionNode.h"
#include "SkSLASTExpression.h"
namespace SkSL {
/**
* This and its subclasses represents expression suffixes, such as '[0]' or '.rgb'. Suffixes are not
* expressions in and of themselves; they are attached to expressions to modify them.
*/
struct ASTSuffix : public ASTPositionNode {
enum Kind {
kIndex_Kind,
kCall_Kind,
kField_Kind,
kPostIncrement_Kind,
kPostDecrement_Kind
};
ASTSuffix(Position position, Kind kind)
: INHERITED(position)
, fKind(kind) {}
SkString description() const override {
switch (fKind) {
case kPostIncrement_Kind:
return SkString("++");
case kPostDecrement_Kind:
return SkString("--");
default:
ABORT("unsupported suffix operator");
}
}
Kind fKind;
typedef ASTPositionNode INHERITED;
};
} // namespace
#endif