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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "bookmaker.h"
static Definition* find_fiddle(Definition* def, const string& name) {
if (MarkType::kExample == def->fMarkType && name == def->fFiddle) {
return def;
}
for (auto& child : def->fChildren) {
Definition* result = find_fiddle(child, name);
if (result) {
return result;
}
}
return nullptr;
}
Definition* FiddleParser::findExample(const string& name) const {
for (const auto& topic : fBmhParser->fTopicMap) {
if (topic.second->fParent) {
continue;
}
Definition* def = find_fiddle(topic.second, name);
if (def) {
return def;
}
}
return nullptr;
}
bool FiddleParser::parseFiddles() {
if (!this->skipExact("{\n")) {
return false;
}
while (!this->eof()) {
if (!this->skipExact(" \"")) {
return false;
}
const char* nameLoc = fChar;
if (!this->skipToEndBracket("\"")) {
return false;
}
string name(nameLoc, fChar - nameLoc);
if (!this->skipExact("\": {\n")) {
return false;
}
if (!this->skipExact(" \"compile_errors\": [")) {
return false;
}
if (']' != this->peek()) {
// report compiler errors
int brackets = 1;
do {
if ('[' == this->peek()) {
++brackets;
} else if (']' == this->peek()) {
--brackets;
}
} while (!this->eof() && this->next() && brackets > 0);
this->reportError("fiddle compile error");
}
if (!this->skipExact("],\n")) {
return false;
}
if (!this->skipExact(" \"runtime_error\": \"")) {
return false;
}
if ('"' != this->peek()) {
if (!this->skipToEndBracket('"')) {
return false;
}
this->reportError("fiddle runtime error");
}
if (!this->skipExact("\",\n")) {
return false;
}
if (!this->skipExact(" \"fiddleHash\": \"")) {
return false;
}
const char* hashStart = fChar;
if (!this->skipToEndBracket('"')) {
return false;
}
Definition* example = this->findExample(name);
if (!example) {
this->reportError("missing example");
}
string hash(hashStart, fChar - hashStart);
if (example) {
example->fHash = hash;
}
if (!this->skipExact("\",\n")) {
return false;
}
if (!this->skipExact(" \"text\": \"")) {
return false;
}
if ('"' != this->peek()) {
const char* stdOutStart = fChar;
do {
if ('\\' == this->peek()) {
this->next();
} else if ('"' == this->peek()) {
break;
}
} while (!this->eof() && this->next());
const char* stdOutEnd = fChar;
if (example) {
bool foundStdOut = false;
for (auto& textOut : example->fChildren) {
if (MarkType::kStdOut != textOut->fMarkType) {
continue;
}
foundStdOut = true;
bool foundVolatile = false;
for (auto& stdOutChild : textOut->fChildren) {
if (MarkType::kVolatile == stdOutChild->fMarkType) {
foundVolatile = true;
break;
}
}
TextParser bmh(textOut);
EscapeParser fiddle(stdOutStart, stdOutEnd);
do {
bmh.skipWhiteSpace();
fiddle.skipWhiteSpace();
const char* bmhEnd = bmh.trimmedLineEnd();
const char* fiddleEnd = fiddle.trimmedLineEnd();
ptrdiff_t bmhLen = bmhEnd - bmh.fChar;
SkASSERT(bmhLen > 0);
ptrdiff_t fiddleLen = fiddleEnd - fiddle.fChar;
SkASSERT(fiddleLen > 0);
if (bmhLen != fiddleLen) {
if (!foundVolatile) {
bmh.reportError("mismatched stdout len\n");
}
} else if (strncmp(bmh.fChar, fiddle.fChar, fiddleLen)) {
if (!foundVolatile) {
bmh.reportError("mismatched stdout text\n");
}
}
bmh.skipToLineStart();
fiddle.skipToLineStart();
} while (!bmh.eof() && !fiddle.eof());
if (!foundStdOut) {
bmh.reportError("bmh %s missing stdout\n");
} else if (!bmh.eof() || !fiddle.eof()) {
if (!foundVolatile) {
bmh.reportError("%s mismatched stdout eof\n");
}
}
}
}
}
if (!this->skipExact("\"\n")) {
return false;
}
if (!this->skipExact(" }")) {
return false;
}
if ('\n' == this->peek()) {
break;
}
if (!this->skipExact(",\n")) {
return false;
}
}
#if 0
// compare the text output with the expected output in the markup tree
this->skipToSpace();
SkASSERT(' ' == fChar[0]);
this->next();
const char* nameLoc = fChar;
this->skipToNonAlphaNum();
const char* nameEnd = fChar;
string name(nameLoc, nameEnd - nameLoc);
const Definition* example = this->findExample(name);
if (!example) {
return this->reportError<bool>("missing stdout name");
}
SkASSERT(':' == fChar[0]);
this->next();
this->skipSpace();
const char* stdOutLoc = fChar;
do {
this->skipToLineStart();
} while (!this->eof() && !this->startsWith("fiddles.htm:"));
const char* stdOutEnd = fChar;
for (auto& textOut : example->fChildren) {
if (MarkType::kStdOut != textOut->fMarkType) {
continue;
}
TextParser bmh(textOut);
TextParser fiddle(fFileName, stdOutLoc, stdOutEnd, fLineCount);
do {
bmh.skipWhiteSpace();
fiddle.skipWhiteSpace();
const char* bmhEnd = bmh.trimmedLineEnd();
const char* fiddleEnd = fiddle.trimmedLineEnd();
ptrdiff_t bmhLen = bmhEnd - bmh.fChar;
SkASSERT(bmhLen > 0);
ptrdiff_t fiddleLen = fiddleEnd - fiddle.fChar;
SkASSERT(fiddleLen > 0);
if (bmhLen != fiddleLen) {
return this->reportError<bool>("mismatched stdout len");
}
if (strncmp(bmh.fChar, fiddle.fChar, fiddleLen)) {
return this->reportError<bool>("mismatched stdout text");
}
bmh.skipToLineStart();
fiddle.skipToLineStart();
} while (!bmh.eof() && !fiddle.eof());
if (!bmh.eof() || (!fiddle.eof() && !fiddle.startsWith("</pre>"))) {
return this->reportError<bool>("mismatched stdout eof");
}
break;
}
}
}
#endif
return true;
}
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