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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.
//
#include "compiler/preprocessor/DiagnosticsBase.h"
#include "common/debug.h"
namespace pp
{
Diagnostics::~Diagnostics()
{
}
void Diagnostics::report(ID id,
const SourceLocation &loc,
const std::string &text)
{
// TODO(alokp): Keep a count of errors and warnings.
print(id, loc, text);
}
Diagnostics::Severity Diagnostics::severity(ID id)
{
if ((id > PP_ERROR_BEGIN) && (id < PP_ERROR_END))
return PP_ERROR;
if ((id > PP_WARNING_BEGIN) && (id < PP_WARNING_END))
return PP_WARNING;
UNREACHABLE();
return PP_ERROR;
}
std::string Diagnostics::message(ID id)
{
switch (id)
{
// Errors begin.
case PP_INTERNAL_ERROR:
return "internal error";
case PP_OUT_OF_MEMORY:
return "out of memory";
case PP_INVALID_CHARACTER:
return "invalid character";
case PP_INVALID_NUMBER:
return "invalid number";
case PP_INTEGER_OVERFLOW:
return "integer overflow";
case PP_FLOAT_OVERFLOW:
return "float overflow";
case PP_TOKEN_TOO_LONG:
return "token too long";
case PP_INVALID_EXPRESSION:
return "invalid expression";
case PP_DIVISION_BY_ZERO:
return "division by zero";
case PP_EOF_IN_COMMENT:
return "unexpected end of file found in comment";
case PP_UNEXPECTED_TOKEN:
return "unexpected token";
case PP_DIRECTIVE_INVALID_NAME:
return "invalid directive name";
case PP_MACRO_NAME_RESERVED:
return "macro name is reserved";
case PP_MACRO_REDEFINED:
return "macro redefined";
case PP_MACRO_PREDEFINED_REDEFINED:
return "predefined macro redefined";
case PP_MACRO_PREDEFINED_UNDEFINED:
return "predefined macro undefined";
case PP_MACRO_UNTERMINATED_INVOCATION:
return "unterminated macro invocation";
case PP_MACRO_UNDEFINED_WHILE_INVOKED:
return "macro undefined while being invoked";
case PP_MACRO_TOO_FEW_ARGS:
return "Not enough arguments for macro";
case PP_MACRO_TOO_MANY_ARGS:
return "Too many arguments for macro";
case PP_MACRO_DUPLICATE_PARAMETER_NAMES:
return "duplicate macro parameter name";
case PP_CONDITIONAL_ENDIF_WITHOUT_IF:
return "unexpected #endif found without a matching #if";
case PP_CONDITIONAL_ELSE_WITHOUT_IF:
return "unexpected #else found without a matching #if";
case PP_CONDITIONAL_ELSE_AFTER_ELSE:
return "unexpected #else found after another #else";
case PP_CONDITIONAL_ELIF_WITHOUT_IF:
return "unexpected #elif found without a matching #if";
case PP_CONDITIONAL_ELIF_AFTER_ELSE:
return "unexpected #elif found after #else";
case PP_CONDITIONAL_UNTERMINATED:
return "unexpected end of file found in conditional block";
case PP_INVALID_EXTENSION_NAME:
return "invalid extension name";
case PP_INVALID_EXTENSION_BEHAVIOR:
return "invalid extension behavior";
case PP_INVALID_EXTENSION_DIRECTIVE:
return "invalid extension directive";
case PP_INVALID_VERSION_NUMBER:
return "invalid version number";
case PP_INVALID_VERSION_DIRECTIVE:
return "invalid version directive";
case PP_VERSION_NOT_FIRST_STATEMENT:
return "#version directive must occur before anything else, "
"except for comments and white space";
case PP_VERSION_NOT_FIRST_LINE_ESSL3:
return "#version directive must occur on the first line of the shader";
case PP_INVALID_LINE_NUMBER:
return "invalid line number";
case PP_INVALID_FILE_NUMBER:
return "invalid file number";
case PP_INVALID_LINE_DIRECTIVE:
return "invalid line directive";
case PP_NON_PP_TOKEN_BEFORE_EXTENSION_ESSL3:
return "extension directive must occur before any non-preprocessor tokens in ESSL3";
case PP_UNDEFINED_SHIFT:
return "shift exponent is negative or undefined";
// Errors end.
// Warnings begin.
case PP_EOF_IN_DIRECTIVE:
return "unexpected end of file found in directive";
case PP_CONDITIONAL_UNEXPECTED_TOKEN:
return "unexpected token after conditional expression";
case PP_UNRECOGNIZED_PRAGMA:
return "unrecognized pragma";
case PP_NON_PP_TOKEN_BEFORE_EXTENSION_ESSL1:
return "extension directive should occur before any non-preprocessor tokens";
case PP_WARNING_MACRO_NAME_RESERVED:
return "macro name with a double underscore is reserved - unintented behavior is possible";
// Warnings end.
default:
UNREACHABLE();
return "";
}
}
} // namespace pp
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