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Improve parser

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This commit is contained in:
Loic Guegan 2022-01-27 08:04:32 +01:00
parent 92350c7cc9
commit 3fb48d4f29
1 changed files with 34 additions and 23 deletions
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57
src/PGN.cpp
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@ -190,35 +190,46 @@ loctype PGN::ParseHalfMove(loctype loc, HalfMove *hm) {
}
hm->move = move;
// Check for NAG
loc = GotoNextToken(loc);
EOF_CHECK(loc);
c = pgn_content[loc];
if (c == '$') {
hm->NAG += c;
loc++;
EOF_CHECK(loc);
c = pgn_content[loc];
while (IS_DIGIT(c)) {
hm->NAG += c;
loc++;
while (c == '{' || c == '$' || c == '(' || c == ';' || c == '%') {
if (c == '{') {
// Parse comment
loc = ParseComment(loc, hm);
} else if (c == '$') {
// Check for NAG
loc = GotoNextToken(loc);
EOF_CHECK(loc);
c = pgn_content[loc];
if (c == '$') {
hm->NAG += c;
loc++;
EOF_CHECK(loc);
c = pgn_content[loc];
while (IS_DIGIT(c)) {
hm->NAG += c;
loc++;
EOF_CHECK(loc);
c = pgn_content[loc];
}
}
} else if (c == '(') {
// Check for variations
loc = GotoNextToken(loc);
while (!IS_EOF && pgn_content[loc] == '(') {
loc++; // Skip '('
HalfMove *var = new HalfMove;
loc = ParseHalfMove(loc, var);
hm->variations.push_back(var);
loc++; // Skip ')'
// Goto next var
loc = GotoNextToken(loc);
EOF_CHECK(loc);
c = pgn_content[loc];
}
}
}
// Parse comment
loc = ParseComment(loc, hm);
// Check for variations
loc = GotoNextToken(loc);
while (!IS_EOF && pgn_content[loc] == '(') {
loc++; // Skip '('
HalfMove *var = new HalfMove;
loc = ParseHalfMove(loc, var);
hm->variations.push_back(var);
loc++; // Skip ')'
// Goto next var
loc = GotoNextToken(loc);
EOF_CHECK(loc);
c = pgn_content[loc];