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/*
* Copyright 2017 WebAssembly Community Group participants
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define WABT_TRACING 1
#include "wabt/tracing.h"
namespace {
size_t indent = 0;
const char* indent_text = " ";
void Fill() {
for (size_t i = 0; i < indent; ++i)
fputs(indent_text, stderr);
}
void Indent() {
Fill();
++indent;
}
void Dedent() {
if (indent) {
--indent;
}
Fill();
}
} // end of anonymous namespace
namespace wabt {
// static
TraceScope::TraceScope(const char* method) : method_(method) {
PrintEnter(method);
PrintNewline();
}
TraceScope::~TraceScope() {
Dedent();
fputs("<- ", stderr);
fputs(method_, stderr);
fputc('\n', stderr);
}
void TraceScope::PrintEnter(const char* method) {
Indent();
fputs("-> ", stderr);
fputs(method, stderr);
fputs("(", stderr);
}
void TraceScope::PrintNewline() {
fputs(")\n", stderr);
}
} // end of namespace wabt