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https://github.com/neovim/neovim.git
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d5308637bf
Problem: exception handling can be improved
Solution: add v:stacktrace and getstacktrace()
closes: vim/vim#16360
663d18d610
Co-authored-by: ichizok <gclient.gaap@gmail.com>
Co-authored-by: Naruhiko Nishino <naru123456789@gmail.com>
108 lines
2.8 KiB
VimL
108 lines
2.8 KiB
VimL
" Test for getstacktrace() and v:stacktrace
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let s:thisfile = expand('%:p')
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let s:testdir = s:thisfile->fnamemodify(':h')
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func Filepath(name)
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return s:testdir .. '/' .. a:name
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endfunc
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func AssertStacktrace(expect, actual)
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call assert_equal(#{lnum: 581, filepath: Filepath('runtest.vim')}, a:actual[0])
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call assert_equal(a:expect, a:actual[-len(a:expect):])
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endfunc
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func Test_getstacktrace()
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let g:stacktrace = []
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let lines1 =<< trim [SCRIPT]
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" Xscript1
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source Xscript2
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func Xfunc1()
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" Xfunc1
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call Xfunc2()
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endfunc
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[SCRIPT]
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let lines2 =<< trim [SCRIPT]
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" Xscript2
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func Xfunc2()
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" Xfunc2
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let g:stacktrace = getstacktrace()
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endfunc
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[SCRIPT]
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call writefile(lines1, 'Xscript1', 'D')
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call writefile(lines2, 'Xscript2', 'D')
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source Xscript1
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call Xfunc1()
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call AssertStacktrace([
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\ #{funcref: funcref('Test_getstacktrace'), lnum: 35, filepath: s:thisfile},
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\ #{funcref: funcref('Xfunc1'), lnum: 5, filepath: Filepath('Xscript1')},
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\ #{funcref: funcref('Xfunc2'), lnum: 4, filepath: Filepath('Xscript2')},
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\ ], g:stacktrace)
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unlet g:stacktrace
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endfunc
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func Test_getstacktrace_event()
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let g:stacktrace = []
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let lines1 =<< trim [SCRIPT]
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" Xscript1
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func Xfunc()
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" Xfunc
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let g:stacktrace = getstacktrace()
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endfunc
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augroup test_stacktrace
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autocmd SourcePre * call Xfunc()
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augroup END
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[SCRIPT]
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let lines2 =<< trim [SCRIPT]
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" Xscript2
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[SCRIPT]
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call writefile(lines1, 'Xscript1', 'D')
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call writefile(lines2, 'Xscript2', 'D')
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source Xscript1
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source Xscript2
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call AssertStacktrace([
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\ #{funcref: funcref('Test_getstacktrace_event'), lnum: 62, filepath: s:thisfile},
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\ #{event: 'SourcePre Autocommands for "*"', lnum: 7, filepath: Filepath('Xscript1')},
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\ #{funcref: funcref('Xfunc'), lnum: 4, filepath: Filepath('Xscript1')},
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\ ], g:stacktrace)
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augroup test_stacktrace
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autocmd!
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augroup END
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unlet g:stacktrace
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endfunc
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func Test_vstacktrace()
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let lines1 =<< trim [SCRIPT]
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" Xscript1
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source Xscript2
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func Xfunc1()
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" Xfunc1
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call Xfunc2()
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endfunc
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[SCRIPT]
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let lines2 =<< trim [SCRIPT]
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" Xscript2
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func Xfunc2()
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" Xfunc2
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throw 'Exception from Xfunc2'
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endfunc
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[SCRIPT]
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call writefile(lines1, 'Xscript1', 'D')
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call writefile(lines2, 'Xscript2', 'D')
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source Xscript1
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call assert_equal([], v:stacktrace)
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try
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call Xfunc1()
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catch
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let stacktrace = v:stacktrace
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endtry
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call assert_equal([], v:stacktrace)
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call AssertStacktrace([
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\ #{funcref: funcref('Test_vstacktrace'), lnum: 95, filepath: s:thisfile},
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\ #{funcref: funcref('Xfunc1'), lnum: 5, filepath: Filepath('Xscript1')},
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\ #{funcref: funcref('Xfunc2'), lnum: 4, filepath: Filepath('Xscript2')},
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\ ], stacktrace)
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endfunc
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" vim: shiftwidth=2 sts=2 expandtab
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