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compiler fails when no terminating newline

See original GitHub issue

root -> "hello"
#

/home/uri/.npm-global/lib/node_modules/nearley/lib/compile.js:22 for (var i = 0; i < structure.length; i++) { ^

TypeError: Cannot read property ‘length’ of undefined at Compile (/home/uri/.npm-global/lib/node_modules/nearley/lib/compile.js:22:34) at StreamWrapper.<anonymous> (/home/uri/.npm-global/lib/node_modules/nearley/bin/nearleyc.js:50:17) at emitNone (events.js:91:20) at StreamWrapper.emit (events.js:185:7) at finishMaybe (_stream_writable.js:488:14) at endWritable (_stream_writable.js:498:3) at StreamWrapper.Writable.end (_stream_writable.js:463:5) at ReadStream.onend (_stream_readable.js:512:10) at ReadStream.g (events.js:286:16) at emitNone (events.js:91:

Issue Analytics

State:
Created 7 years ago
Comments:7 (7 by maintainers)

Top GitHub Comments

1reaction

alyssarosenzweigcommented, Dec 31, 2016

On Sat, Dec 31, 2016 at 03:58:40AM -0800, alex wrote:

I just ran into this error and got totally confused.

I feel that everyone should be ending files with trailing newlines anyway.

Agree with you, although you still shouldn’t rely on that. As a quick fix you could try appending \n to the input of nearleyc… In some cases I did that myself:

See https://github.com/bobbybee/uPresent/blob/master/browser/IDE/ide.js#L15 😃

– You are receiving this because you commented. Reply to this email directly or view it on GitHub: https://github.com/Hardmath123/nearley/issues/128#issuecomment-269861930

0reactions

kachcommented, Aug 24, 2017

Closing — nobody else complained about this.