blob: b558fcce75f67d768d33ec883956ba271112d640 [file] [log] [blame]
// Copyright 2015 Google Inc. All rights reserved
//
// 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
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// 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.
// +build ignore
#include "stmt.h"
#include "eval.h"
#include "expr.h"
#include "stringprintf.h"
#include "strutil.h"
Stmt::Stmt() {}
Stmt::~Stmt() {}
string RuleStmt::DebugString() const {
return StringPrintf("RuleStmt(lhs=%s sep=%d rhs=%s loc=%s:%d)",
Value::DebugString(lhs).c_str(), sep,
Value::DebugString(rhs).c_str(), LOCF(loc()));
}
string AssignStmt::DebugString() const {
const char* opstr = "???";
switch (op) {
case AssignOp::EQ:
opstr = "EQ";
break;
case AssignOp::COLON_EQ:
opstr = "COLON_EQ";
break;
case AssignOp::PLUS_EQ:
opstr = "PLUS_EQ";
break;
case AssignOp::QUESTION_EQ:
opstr = "QUESTION_EQ";
break;
}
const char* dirstr = "???";
switch (directive) {
case AssignDirective::NONE:
dirstr = "";
break;
case AssignDirective::OVERRIDE:
dirstr = "override";
break;
case AssignDirective::EXPORT:
dirstr = "export";
break;
}
return StringPrintf(
"AssignStmt(lhs=%s rhs=%s (%s) "
"opstr=%s dir=%s loc=%s:%d)",
Value::DebugString(lhs).c_str(), Value::DebugString(rhs).c_str(),
NoLineBreak(orig_rhs.as_string()).c_str(), opstr, dirstr, LOCF(loc()));
}
Symbol AssignStmt::GetLhsSymbol(Evaluator* ev) const {
if (!lhs->IsLiteral()) {
string buf;
lhs->Eval(ev, &buf);
return Intern(buf);
}
if (!lhs_sym_cache_.IsValid()) {
lhs_sym_cache_ = Intern(lhs->GetLiteralValueUnsafe());
}
return lhs_sym_cache_;
}
string CommandStmt::DebugString() const {
return StringPrintf("CommandStmt(%s, loc=%s:%d)", Value::DebugString(expr).c_str(),
LOCF(loc()));
}
string IfStmt::DebugString() const {
const char* opstr = "???";
switch (op) {
case CondOp::IFEQ:
opstr = "ifeq";
break;
case CondOp::IFNEQ:
opstr = "ifneq";
break;
case CondOp::IFDEF:
opstr = "ifdef";
break;
case CondOp::IFNDEF:
opstr = "ifndef";
break;
}
return StringPrintf("IfStmt(op=%s, lhs=%s, rhs=%s t=%zu f=%zu loc=%s:%d)",
opstr, Value::DebugString(lhs).c_str(),
Value::DebugString(rhs).c_str(), true_stmts.size(),
false_stmts.size(), LOCF(loc()));
}
string IncludeStmt::DebugString() const {
return StringPrintf("IncludeStmt(%s, loc=%s:%d)", Value::DebugString(expr).c_str(),
LOCF(loc()));
}
string ExportStmt::DebugString() const {
return StringPrintf("ExportStmt(%s, %d, loc=%s:%d)",
Value::DebugString(expr).c_str(), is_export, LOCF(loc()));
}
string ParseErrorStmt::DebugString() const {
return StringPrintf("ParseErrorStmt(%s, loc=%s:%d)", msg.c_str(),
LOCF(loc()));
}
RuleStmt::~RuleStmt() {
delete lhs;
delete rhs;
}
void RuleStmt::Eval(Evaluator* ev) const {
ev->EvalRule(this);
}
AssignStmt::~AssignStmt() {
delete lhs;
delete rhs;
}
void AssignStmt::Eval(Evaluator* ev) const {
ev->EvalAssign(this);
}
CommandStmt::~CommandStmt() {
delete expr;
}
void CommandStmt::Eval(Evaluator* ev) const {
ev->EvalCommand(this);
}
IfStmt::~IfStmt() {
delete lhs;
delete rhs;
}
void IfStmt::Eval(Evaluator* ev) const {
ev->EvalIf(this);
}
IncludeStmt::~IncludeStmt() {
delete expr;
}
void IncludeStmt::Eval(Evaluator* ev) const {
ev->EvalInclude(this);
}
ExportStmt::~ExportStmt() {
delete expr;
}
void ExportStmt::Eval(Evaluator* ev) const {
ev->EvalExport(this);
}
ParseErrorStmt::~ParseErrorStmt() {}
void ParseErrorStmt::Eval(Evaluator* ev) const {
ev->set_loc(loc());
ev->Error(msg);
}