public static int getBackrefNumber(DynamicObject matchData, ByteList value) {
assert RubyGuards.isRubyMatchData(matchData);
return Layouts.REGEXP
.getRegex(Layouts.MATCH_DATA.getFields(matchData).regexp)
.nameToBackrefNumber(
value.getUnsafeBytes(),
value.getBegin(),
value.getBegin() + value.getRealSize(),
Layouts.MATCH_DATA.getFields(matchData).region);
}
public static Object[] getCaptures(DynamicObject matchData) {
assert RubyGuards.isRubyMatchData(matchData);
// There should always be at least one value because the entire matched string must be in the
// values array.
// Thus, there is no risk of an ArrayIndexOutOfBoundsException here.
return ArrayUtils.extractRange(
Layouts.MATCH_DATA.getFields(matchData).values,
1,
Layouts.MATCH_DATA.getFields(matchData).values.length);
}
public static Object begin(DynamicObject matchData, int index) {
assert RubyGuards.isRubyMatchData(matchData);
final int b =
(Layouts.MATCH_DATA.getFields(matchData).region == null)
? Layouts.MATCH_DATA.getFields(matchData).begin
: Layouts.MATCH_DATA.getFields(matchData).region.beg[index];
if (b < 0) {
return BasicObjectNodes.getContext(matchData).getCoreLibrary().getNilObject();
}
updateCharOffset(matchData);
return Layouts.MATCH_DATA.getFields(matchData).charOffsets.beg[index];
}
public static void updateCharOffset(DynamicObject matchData) {
assert RubyGuards.isRubyMatchData(matchData);
if (Layouts.MATCH_DATA.getFields(matchData).charOffsetUpdated) return;
ByteList value = Layouts.STRING.getByteList(Layouts.MATCH_DATA.getFields(matchData).source);
Encoding enc = value.getEncoding();
if (Layouts.MATCH_DATA.getFields(matchData).region == null) {
updateCharOffsetOnlyOneReg(matchData, value, enc);
} else {
updateCharOffsetManyRegs(matchData, value, enc);
}
Layouts.MATCH_DATA.getFields(matchData).charOffsetUpdated = true;
}
public static Object end(DynamicObject matchData, int index) {
assert RubyGuards.isRubyMatchData(matchData);
int e =
(Layouts.MATCH_DATA.getFields(matchData).region == null)
? Layouts.MATCH_DATA.getFields(matchData).end
: Layouts.MATCH_DATA.getFields(matchData).region.end[index];
if (e < 0) {
return BasicObjectNodes.getContext(matchData).getCoreLibrary().getNilObject();
}
final CodeRangeable sourceWrapped =
StringNodes.getCodeRangeable(Layouts.MATCH_DATA.getFields(matchData).source);
if (!StringSupport.isSingleByteOptimizable(
sourceWrapped, sourceWrapped.getByteList().getEncoding())) {
updateCharOffset(matchData);
e = Layouts.MATCH_DATA.getFields(matchData).charOffsets.end[index];
}
return e;
}
public static Object[] getValues(DynamicObject matchData) {
assert RubyGuards.isRubyMatchData(matchData);
return Arrays.copyOf(
Layouts.MATCH_DATA.getFields(matchData).values,
Layouts.MATCH_DATA.getFields(matchData).values.length);
}
public static void updateCharOffsetManyRegs(
DynamicObject matchData, ByteList value, Encoding encoding) {
assert RubyGuards.isRubyMatchData(matchData);
if (Layouts.MATCH_DATA.getFields(matchData).charOffsetUpdated) return;
final Region regs = Layouts.MATCH_DATA.getFields(matchData).region;
int numRegs = regs.numRegs;
if (Layouts.MATCH_DATA.getFields(matchData).charOffsets == null
|| Layouts.MATCH_DATA.getFields(matchData).charOffsets.numRegs < numRegs)
Layouts.MATCH_DATA.getFields(matchData).charOffsets = new Region(numRegs);
if (encoding.maxLength() == 1) {
for (int i = 0; i < numRegs; i++) {
Layouts.MATCH_DATA.getFields(matchData).charOffsets.beg[i] = regs.beg[i];
Layouts.MATCH_DATA.getFields(matchData).charOffsets.end[i] = regs.end[i];
}
Layouts.MATCH_DATA.getFields(matchData).charOffsetUpdated = true;
return;
}
Pair[] pairs = new Pair[numRegs * 2];
for (int i = 0; i < pairs.length; i++) pairs[i] = new Pair();
int numPos = 0;
for (int i = 0; i < numRegs; i++) {
if (regs.beg[i] < 0) continue;
pairs[numPos++].bytePos = regs.beg[i];
pairs[numPos++].bytePos = regs.end[i];
}
updatePairs(value, encoding, pairs);
Pair key = new Pair();
for (int i = 0; i < regs.numRegs; i++) {
if (regs.beg[i] < 0) {
Layouts.MATCH_DATA.getFields(matchData).charOffsets.beg[i] =
Layouts.MATCH_DATA.getFields(matchData).charOffsets.end[i] = -1;
continue;
}
key.bytePos = regs.beg[i];
Layouts.MATCH_DATA.getFields(matchData).charOffsets.beg[i] =
pairs[Arrays.binarySearch(pairs, key)].charPos;
key.bytePos = regs.end[i];
Layouts.MATCH_DATA.getFields(matchData).charOffsets.end[i] =
pairs[Arrays.binarySearch(pairs, key)].charPos;
}
Layouts.MATCH_DATA.getFields(matchData).charOffsetUpdated = true;
}
public static void updateCharOffsetOnlyOneReg(
DynamicObject matchData, ByteList value, Encoding encoding) {
assert RubyGuards.isRubyMatchData(matchData);
if (Layouts.MATCH_DATA.getFields(matchData).charOffsetUpdated) return;
if (Layouts.MATCH_DATA.getFields(matchData).charOffsets == null
|| Layouts.MATCH_DATA.getFields(matchData).charOffsets.numRegs < 1)
Layouts.MATCH_DATA.getFields(matchData).charOffsets = new Region(1);
if (encoding.maxLength() == 1) {
Layouts.MATCH_DATA.getFields(matchData).charOffsets.beg[0] =
Layouts.MATCH_DATA.getFields(matchData).begin;
Layouts.MATCH_DATA.getFields(matchData).charOffsets.end[0] =
Layouts.MATCH_DATA.getFields(matchData).end;
Layouts.MATCH_DATA.getFields(matchData).charOffsetUpdated = true;
return;
}
Pair[] pairs = new Pair[2];
if (Layouts.MATCH_DATA.getFields(matchData).begin >= 0) {
pairs[0] = new Pair();
pairs[0].bytePos = Layouts.MATCH_DATA.getFields(matchData).begin;
pairs[1] = new Pair();
pairs[1].bytePos = Layouts.MATCH_DATA.getFields(matchData).end;
}
updatePairs(value, encoding, pairs);
if (Layouts.MATCH_DATA.getFields(matchData).begin < 0) {
Layouts.MATCH_DATA.getFields(matchData).charOffsets.beg[0] =
Layouts.MATCH_DATA.getFields(matchData).charOffsets.end[0] = -1;
return;
}
Pair key = new Pair();
key.bytePos = Layouts.MATCH_DATA.getFields(matchData).begin;
Layouts.MATCH_DATA.getFields(matchData).charOffsets.beg[0] =
pairs[Arrays.binarySearch(pairs, key)].charPos;
key.bytePos = Layouts.MATCH_DATA.getFields(matchData).end;
Layouts.MATCH_DATA.getFields(matchData).charOffsets.end[0] =
pairs[Arrays.binarySearch(pairs, key)].charPos;
Layouts.MATCH_DATA.getFields(matchData).charOffsetUpdated = true;
}
public static int getFullEnd(DynamicObject matchData) {
assert RubyGuards.isRubyMatchData(matchData);
return Layouts.MATCH_DATA.getFields(matchData).end;
}
public static void setFullTuple(DynamicObject matchData, Object fullTuple) {
assert RubyGuards.isRubyMatchData(matchData);
Layouts.MATCH_DATA.getFields(matchData).fullTuple = fullTuple;
}
public static Object getFullTuple(DynamicObject matchData) {
assert RubyGuards.isRubyMatchData(matchData);
return Layouts.MATCH_DATA.getFields(matchData).fullTuple;
}
public static DynamicObject getRegexp(DynamicObject matchData) {
assert RubyGuards.isRubyMatchData(matchData);
return Layouts.MATCH_DATA.getFields(matchData).regexp;
}
public static DynamicObject getSource(DynamicObject matchData) {
assert RubyGuards.isRubyMatchData(matchData);
return Layouts.MATCH_DATA.getFields(matchData).source;
}
public static DynamicObject getGlobal(DynamicObject matchData) {
assert RubyGuards.isRubyMatchData(matchData);
return Layouts.MATCH_DATA.getFields(matchData).global;
}
public static int getNumberOfRegions(DynamicObject matchData) {
assert RubyGuards.isRubyMatchData(matchData);
return Layouts.MATCH_DATA.getFields(matchData).region.numRegs;
}