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//
// Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
#ifndef COMPILER_PREPROCESSOR_DIAGNOSTICS_H_
#define COMPILER_PREPROCESSOR_DIAGNOSTICS_H_
#include <string>
namespace pp
{
struct SourceLocation;
// Base class for reporting diagnostic messages.
// Derived classes are responsible for formatting and printing the messages.
class Diagnostics
{
public:
enum Severity
{
ERROR,
WARNING
};
enum ID
{
ERROR_BEGIN,
INTERNAL_ERROR,
OUT_OF_MEMORY,
INVALID_CHARACTER,
INVALID_NUMBER,
INTEGER_OVERFLOW,
FLOAT_OVERFLOW,
TOKEN_TOO_LONG,
INVALID_EXPRESSION,
DIVISION_BY_ZERO,
EOF_IN_COMMENT,
UNEXPECTED_TOKEN,
DIRECTIVE_INVALID_NAME,
MACRO_NAME_RESERVED,
MACRO_REDEFINED,
MACRO_PREDEFINED_REDEFINED,
MACRO_PREDEFINED_UNDEFINED,
MACRO_UNTERMINATED_INVOCATION,
MACRO_TOO_FEW_ARGS,
MACRO_TOO_MANY_ARGS,
CONDITIONAL_ENDIF_WITHOUT_IF,
CONDITIONAL_ELSE_WITHOUT_IF,
CONDITIONAL_ELSE_AFTER_ELSE,
CONDITIONAL_ELIF_WITHOUT_IF,
CONDITIONAL_ELIF_AFTER_ELSE,
CONDITIONAL_UNTERMINATED,
INVALID_EXTENSION_NAME,
INVALID_EXTENSION_BEHAVIOR,
INVALID_EXTENSION_DIRECTIVE,
INVALID_VERSION_NUMBER,
INVALID_VERSION_DIRECTIVE,
VERSION_NOT_FIRST_STATEMENT,
INVALID_LINE_NUMBER,
INVALID_FILE_NUMBER,
INVALID_LINE_DIRECTIVE,
ERROR_END,
WARNING_BEGIN,
EOF_IN_DIRECTIVE,
CONDITIONAL_UNEXPECTED_TOKEN,
UNRECOGNIZED_PRAGMA,
WARNING_END
};
virtual ~Diagnostics();
void report(ID id, const SourceLocation& loc, const std::string& text);
protected:
Severity severity(ID id);
std::string message(ID id);
virtual void print(ID id,
const SourceLocation& loc,
const std::string& text) = 0;
};
} // namespace pp
#endif // COMPILER_PREPROCESSOR_DIAGNOSTICS_H_
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