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59 lines
1.5 KiB
59 lines
1.5 KiB
/*
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* In a throw statement the error linenumber will come potentially far
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* after the error throwing line. This is usually not an issue but
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* may sometimes be quite confusing. For example, automatic semicolon
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* insertion affects the current behavior in a non-intuitive manner.
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*/
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"use strict";
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/*---
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{
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"knownissue": "in corner cases (related to automatic semicolon insertion) throw statement error linenumber can be unexpected"
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}
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---*/
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/*===
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Error 2
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Error 2
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line 2
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TypeError 10
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line 2
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TypeError 10
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===*/
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function evalCheck(code) {
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try {
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eval(code);
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print('successful eval (unexpected)');
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} catch (e) {
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print(e.name + ' ' + e.lineNumber);
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}
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}
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function test() {
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/* Here the "throw" line is separated by empty lines from a following
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* print statement. Right now, the "throw" line gets attributed
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* if there is a semicolon after the right, while the print" line
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* gets attributed if there is!
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*/
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// -> 2, OK
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evalCheck("\nthrow new Error('at line 2');\n\n\n\n\n\n\n\nprint('at line 10');");
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// -> 10, not OK, should be 2
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evalCheck("\nthrow new Error('at line 2')\n\n\n\n\n\n\n\nprint('at line 10');");
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/* Here TypeError should be thrown from line 10, with and without
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* semicolon (works ok).
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*/
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evalCheck("\nprint('line 2');\n\n\n\n\n\n\n\nthis.nonexistent.foo = 1;");
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evalCheck("\nprint('line 2')\n\n\n\n\n\n\n\nthis.nonexistent.foo = 1;");
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}
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try {
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test();
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} catch (e) {
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print(e);
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}
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