Re: [code] [textadept]bold/italics styles in lexer generates segment fault

From: Gabriel Dubatti <gdubatti.att.gmail.com>
Date: Mon, 25 May 2015 18:55:37 -0300

Thanks Russell!

Now, I get the segmentation fault even without "bold" nor "italics"....
I've tried rebooting and re-installing last nightly version of textadept.
I'm running ubuntu 14.04.2 64bits.

Regards,
Gabriel

El 25/05/15 a las 18:33, Russell Dickenson escibiĆ³:
> Gabriel,
>
> While I have no idea what might be causing this problem, good luck
> with your project. IMHO it would be a fantastic addition to Textadept.
>
>
>
> On 26 May 2015 at 05:23, Gabriel Dubatti <gdubatti.att.gmail.com
> <mailto:gdubatti.att.gmail.com>> wrote:
>
> Hi Mitchell,
>
> I'm getting a segmentation fault when I try to apply my simple
> lexer to more than one file.
>
> For the first file it works OK, but if I uncomment any of the 4
> token-styles and apply the style to a second file, I get a seg-fault.
>
> If I removed the "bold" and "italics" modifiers from the styles,
> the issue is gone.
>
> Here is my lexer file:
> ---------------------
> -- myproj LPeg lexer.
>
> local l = require('lexer')
> local token, word_match = l.token, l.word_match
> local P, R, S = lpeg.P, lpeg.R, lpeg.S
>
> local M = {_NAME = 'myproj'}
>
> -- Whitespace.
> local ws = token(l.WHITESPACE, l.space^1)
>
> local hidden = token('hidden', '::' * l.nonnewline^0)
> local style_hidden = 'notvisible'
>
> local group1 = token('group1', '[' * (l.nonnewline - ']')^0 * ']' )
> local style_group1 = 'fore:#400000,bold'
>
> local group2 = token('group2', '(' * (l.nonnewline - ')')^0 * ')' )
> local style_group2 = 'fore:#000040,bold'
>
> local group3 = token('group3', '<' * (l.nonnewline - '>')^0 * '>' )
> local style_group3 = 'fore:#000080,bold'
>
> local extension = token('extension', '.' * l.word^0 )
> local style_extension = 'fore:#005050,italics'
>
> M._rules = {
> {'whitespace', ws},
> {'hidden', hidden},
> {'group1', group1},
> {'group2', group2},
> {'group3', group3},
> {'extension', extension},
> }
>
> M._tokenstyles = {
> hidden = style_hidden,
> -- group1 = style_group1,
> -- group2 = style_group2,
> -- group3 = style_group3,
> -- extension= style_extension,
> }
>
> M._FOLDBYINDENTATION = true
>
> return M
> ---------------------
>
> This lexer is for a project management system I'm writing.
> The file format is very simple and can be easily generated with
> "ls -R -1" plus some hand editing.
> The lexer hides the control info, hilights groups of files and
> file extensions and handles group folding.
>
> For example, when you apply this lexer to the file:
> ---------------------
> [textadept]::/home/user/textadept_8.0.x86_64/::
> init.lua
> properties.lua
> README.md
> <src>::/home/user/textadept_8.0.x86_64/src/::
> Makefile
> textadept.c
> textadept.rc
> (core)::/home/user/textadept_8.0.x86_64/core/::
> args.lua
> events.lua
> file_io.lua
> iface.lua
> ---------------------
> you get something like:
> project
> I'm planning to publish this in the wiki when is ready.
>
> Anyway, I think this might be a Scintilla bug....
>
> Best wishes,
> Gabriel
>
>
>

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Received on Mon 25 May 2015 - 17:55:37 EDT

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