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B.1.3 HTML-like Comments
The syntax and semantics of 11.4 is extended as follows except that this
extension is not allowed when parsing source code using the goal symbol
Module:
Syntax (only relevant part included)
SingleLineHTMLCloseComment ::
LineTerminatorSequence HTMLCloseComment
HTMLCloseComment ::
WhiteSpaceSequence[opt] SingleLineDelimitedCommentSequence[opt] --> SingleLineCommentChars[opt]
Fixes #3810.
35 lines
562 B
JavaScript
35 lines
562 B
JavaScript
test("regular comments", () => {
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const source = `
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var i = 0;
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// i++;
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/* i++; */
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/*
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i++;
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*/
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/**/ i++;
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return i;`;
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expect(source).toEvalTo(1);
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});
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test("html comments", () => {
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const source = `
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var i = 0;
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var j = 0;
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<!-- i++; --> i++;
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<!-- i++;
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i++;
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--> i++;
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/**/ --> i++;
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j --> i++;
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return i;`;
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expect(source).toEvalTo(2);
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});
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test("unterminated multi-line comment", () => {
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expect("/*").not.toEval();
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expect("/**").not.toEval();
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expect("/*/").not.toEval();
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expect("/* foo").not.toEval();
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expect("foo /*").not.toEval();
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});
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