mirror of
https://github.com/RGBCube/serenity
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a1308bfc60
Before this a closing html comment would not be treated as a comment if directly following a block comment which was not the first token of its first line.
53 lines
1,005 B
JavaScript
53 lines
1,005 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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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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i;`;
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expect(source).toEvalTo(2);
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});
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test("html comments directly after block comment", () => {
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expect("0 /* */-->i").not.toEval();
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expect(`0 /*
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*/-->i`).toEval();
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expect(`0 /*
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*/-->i
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'a'`).toEvalTo("a");
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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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test("hashbang comments", () => {
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expect("#!").toEvalTo(undefined);
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expect("#!/bin/js").toEvalTo(undefined);
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expect("#!\n1").toEvalTo(1);
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expect(" #!").not.toEval();
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expect("\n#!").not.toEval();
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expect("#!\n#!").not.toEval();
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});
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