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Add stack trace in engines based on V8. Fixes #331

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This commit is contained in:
Marco Baumgartl 2015-06-18 10:15:10 +02:00
parent eaca5f0acf
commit 940a66fb38
3 changed files with 12 additions and 2 deletions
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5
lib/compiler/passes/generate-javascript.js
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@ -778,8 +778,11 @@ function generateJavascript(ast, options) {
' this.expected = expected;', ' this.expected = expected;',
' this.found = found;', ' this.found = found;',
' this.location = location;', ' this.location = location;',
'',
' this.name = "SyntaxError";', ' this.name = "SyntaxError";',
'',
' if (typeof Error.captureStackTrace === "function") {',
' Error.captureStackTrace(this, peg$SyntaxError);',
' }',
' }', ' }',
'', '',
' peg$subclass(peg$SyntaxError, Error);', ' peg$subclass(peg$SyntaxError, Error);',

4
lib/grammar-error.js
View file

@ -5,6 +5,10 @@ function GrammarError(message, location) {
this.name = "GrammarError"; this.name = "GrammarError";
this.message = message; this.message = message;
this.location = location; this.location = location;
if (typeof Error.captureStackTrace === "function") {
Error.captureStackTrace(this, GrammarError);
}
} }
classes.subclass(GrammarError, Error); classes.subclass(GrammarError, Error);

5
lib/parser.js
View file

@ -16,8 +16,11 @@ module.exports = (function() {
this.expected = expected; this.expected = expected;
this.found = found; this.found = found;
this.location = location; this.location = location;
this.name = "SyntaxError"; this.name = "SyntaxError";
if (typeof Error.captureStackTrace === "function") {
Error.captureStackTrace(this, peg$SyntaxError);
}
} }
peg$subclass(peg$SyntaxError, Error); peg$subclass(peg$SyntaxError, Error);