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Parse subject and predicate literals in N3 #337

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8e5f89f
chore: add test for failing subject and predicate literal cases
jeswr Mar 23, 2023
0f0ff97
fix: allow subject literals without a datatype
jeswr Mar 23, 2023
5e3e8a9
fix: allow predicate literals in N3
jeswr Mar 23, 2023
211db8d
chore: improve test coverage
jeswr Mar 23, 2023
5334c44
fix: allow parsing of integers in predicate position
jeswr Mar 23, 2023
a198e01
Update test/N3Parser-test.js
jeswr Mar 23, 2023
b134613
Update src/N3Parser.js
jeswr Mar 24, 2023
f32e2c3
chore: refactor '_completeSubjectLiteral' and '_completePredicateLite…
jeswr Mar 24, 2023
f2a2fba
chore: add comments
jeswr Mar 24, 2023
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2 changes: 1 addition & 1 deletion src/N3Parser.js
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Original file line number Diff line number Diff line change
Expand Up @@ -275,7 +275,7 @@ export default class N3Parser {
return this._completePredicateLiteral;
}
else
this._subject = this._literal(token.value, this._namedNode(token.prefix));
this._predicate = this._literal(token.value, this._namedNode(token.prefix));

break;
case '.':
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10 changes: 10 additions & 0 deletions test/N3Parser-test.js
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Expand Up @@ -1794,6 +1794,16 @@ describe('Parser', () => {
['greaterThan', '"a"', '"b"']
));

it('should parse subject predicate and object as integer',
shouldParse(parser, '1 1 1.',
['"1"^^http://www.w3.org/2001/XMLSchema#integer', '"1"^^http://www.w3.org/2001/XMLSchema#integer', '"1"^^http://www.w3.org/2001/XMLSchema#integer']
));

it('should parse literals with integer as predicate',
shouldParse(parser, '<greaterThan> 1 "b".',
['greaterThan', '"1"^^http://www.w3.org/2001/XMLSchema#integer', '"b"']
));

it('should parse literals with datatype as predicate in graph',
shouldParse(parser, '<x> <y> {<greaterThan> "a"^^<c> "b"^^<c>}.',
['x', 'y', '_:b0'],
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