Java Code Examples for jdk.nashorn.internal.runtime.regexp.joni.constants.AnchorType#WORD_BEGIN
The following examples show how to use
jdk.nashorn.internal.runtime.regexp.joni.constants.AnchorType#WORD_BEGIN .
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Example 1
| Source File: ArrayCompiler.java From TencentKona-8 with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(final AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_BEGIN);
}
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_END);
}
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
Example 2
| Source File: ArrayCompiler.java From jdk8u60 with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(final AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_BEGIN);
}
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_END);
}
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
Example 3
| Source File: ArrayCompiler.java From openjdk-jdk8u with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(final AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_BEGIN);
}
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_END);
}
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
Example 4
| Source File: ArrayCompiler.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(final AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_BEGIN);
}
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_END);
}
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
Example 5
| Source File: ArrayCompiler.java From openjdk-jdk9 with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(final AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_BEGIN);
}
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_END);
}
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
Example 6
| Source File: ArrayCompiler.java From hottub with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(final AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_BEGIN);
}
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_END);
}
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
Example 7
| Source File: ArrayCompiler.java From openjdk-8-source with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END)
addOpcode(OPCode.WORD_BEGIN);
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END)
addOpcode(OPCode.WORD_END);
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
Example 8
| Source File: ArrayCompiler.java From openjdk-8 with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END)
addOpcode(OPCode.WORD_BEGIN);
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END)
addOpcode(OPCode.WORD_END);
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
Example 9
| Source File: ArrayCompiler.java From jdk8u_nashorn with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(final AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_BEGIN);
}
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END) {
addOpcode(OPCode.WORD_END);
}
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) {
newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
}
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
Example 10
| Source File: ArrayCompiler.java From nashorn with GNU General Public License v2.0 | 4 votes |
|
@Override
protected void compileAnchorNode(AnchorNode node) {
int len;
int n;
switch (node.type) {
case AnchorType.BEGIN_BUF: addOpcode(OPCode.BEGIN_BUF); break;
case AnchorType.END_BUF: addOpcode(OPCode.END_BUF); break;
case AnchorType.BEGIN_LINE: addOpcode(OPCode.BEGIN_LINE); break;
case AnchorType.END_LINE: addOpcode(OPCode.END_LINE); break;
case AnchorType.SEMI_END_BUF: addOpcode(OPCode.SEMI_END_BUF); break;
case AnchorType.BEGIN_POSITION: addOpcode(OPCode.BEGIN_POSITION); break;
case AnchorType.WORD_BOUND:
addOpcode(OPCode.WORD_BOUND);
break;
case AnchorType.NOT_WORD_BOUND:
addOpcode(OPCode.NOT_WORD_BOUND);
break;
case AnchorType.WORD_BEGIN:
if (Config.USE_WORD_BEGIN_END)
addOpcode(OPCode.WORD_BEGIN);
break;
case AnchorType.WORD_END:
if (Config.USE_WORD_BEGIN_END)
addOpcode(OPCode.WORD_END);
break;
case AnchorType.PREC_READ:
addOpcode(OPCode.PUSH_POS);
compileTree(node.target);
addOpcode(OPCode.POP_POS);
break;
case AnchorType.PREC_READ_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_POS_NOT, len + OPSize.FAIL_POS);
compileTree(node.target);
addOpcode(OPCode.FAIL_POS);
break;
case AnchorType.LOOK_BEHIND:
addOpcode(OPCode.LOOK_BEHIND);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
break;
case AnchorType.LOOK_BEHIND_NOT:
len = compileLengthTree(node.target);
addOpcodeRelAddr(OPCode.PUSH_LOOK_BEHIND_NOT, len + OPSize.FAIL_LOOK_BEHIND_NOT);
if (node.charLength < 0) {
n = analyser.getCharLengthTree(node.target);
if (analyser.returnCode != 0) newSyntaxException(ERR_INVALID_LOOK_BEHIND_PATTERN);
} else {
n = node.charLength;
}
addLength(n);
compileTree(node.target);
addOpcode(OPCode.FAIL_LOOK_BEHIND_NOT);
break;
default:
newInternalException(ERR_PARSER_BUG);
} // switch
}
