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https://github.com/neovim/neovim.git
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46a7c1b319
Problem: Vim is missing a foreach() func
Solution: Implement foreach({expr1}, {expr2}) function,
which applies {expr2} for each item in {expr1}
without changing it (Ernie Rael)
closes: vim/vim#12166
e79e207760
Partial port as this doesn't handle non-materialized range() lists.
vim-patch:c92b8bed1fa6
runtime(help): delete duplicate help tag E741 (vim/vim#13861)
c92b8bed1f
Co-authored-by: Ernie Rael <errael@raelity.com>
188 lines
4.5 KiB
VimL
188 lines
4.5 KiB
VimL
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" Use a different file name for each run.
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let s:sequence = 1
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func CheckDefSuccess(lines)
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return
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endfunc
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func CheckDefFailure(lines, error, lnum = -3)
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return
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endfunc
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func CheckDefExecFailure(lines, error, lnum = -3)
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return
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endfunc
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func CheckScriptFailure(lines, error, lnum = -3)
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if get(a:lines, 0, '') ==# 'vim9script'
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return
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endif
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let cwd = getcwd()
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let fname = 'XScriptFailure' .. s:sequence
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let s:sequence += 1
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call writefile(a:lines, fname)
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try
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call assert_fails('so ' .. fname, a:error, a:lines, a:lnum)
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finally
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call chdir(cwd)
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call delete(fname)
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endtry
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endfunc
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func CheckScriptSuccess(lines)
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if get(a:lines, 0, '') ==# 'vim9script'
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return
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endif
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let cwd = getcwd()
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let fname = 'XScriptSuccess' .. s:sequence
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let s:sequence += 1
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call writefile(a:lines, fname)
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try
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exe 'so ' .. fname
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finally
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call chdir(cwd)
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call delete(fname)
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endtry
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endfunc
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" :source a list of "lines" and check whether it fails with "error"
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func CheckSourceFailure(lines, error, lnum = -3)
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if get(a:lines, 0, '') ==# 'vim9script'
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return
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endif
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new
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call setline(1, a:lines)
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try
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call assert_fails('source', a:error, a:lines, a:lnum)
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finally
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bw!
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endtry
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endfunc
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" :source a list of "lines" and check whether it fails with the list of
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" "errors"
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func CheckSourceFailureList(lines, errors, lnum = -3)
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if get(a:lines, 0, '') ==# 'vim9script'
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return
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endif
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new
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call setline(1, a:lines)
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try
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call assert_fails('source', a:errors, a:lines, a:lnum)
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finally
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bw!
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endtry
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endfunc
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" :source a list of "lines" and check whether it succeeds
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func CheckSourceSuccess(lines)
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if get(a:lines, 0, '') ==# 'vim9script'
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return
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endif
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new
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call setline(1, a:lines)
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try
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:source
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finally
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bw!
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endtry
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endfunc
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func CheckDefAndScriptSuccess(lines)
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return
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endfunc
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func CheckDefAndScriptFailure(lines, error, lnum = -3)
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return
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endfunc
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func CheckDefExecAndScriptFailure(lines, error, lnum = -3)
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return
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endfunc
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" Check that "lines" inside a legacy function has no error.
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func CheckLegacySuccess(lines)
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let cwd = getcwd()
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let fname = 'XlegacySuccess' .. s:sequence
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let s:sequence += 1
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call writefile(['func Func()'] + a:lines + ['endfunc'], fname)
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try
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exe 'so ' .. fname
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call Func()
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finally
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delfunc! Func
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call chdir(cwd)
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call delete(fname)
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endtry
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endfunc
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" Check that "lines" inside a legacy function results in the expected error
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func CheckLegacyFailure(lines, error)
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let cwd = getcwd()
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let fname = 'XlegacyFails' .. s:sequence
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let s:sequence += 1
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call writefile(['func Func()'] + a:lines + ['endfunc', 'call Func()'], fname)
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try
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call assert_fails('so ' .. fname, a:error)
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finally
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delfunc! Func
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call chdir(cwd)
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call delete(fname)
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endtry
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endfunc
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" Execute "lines" in a legacy function, translated as in
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" CheckLegacyAndVim9Success()
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func CheckTransLegacySuccess(lines)
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let legacylines = a:lines->mapnew({_, v ->
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\ v->substitute('\<VAR\>', 'let', 'g')
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\ ->substitute('\<LET\>', 'let', 'g')
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\ ->substitute('\<LSTART\>', '{', 'g')
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\ ->substitute('\<LMIDDLE\>', '->', 'g')
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\ ->substitute('\<LEND\>', '}', 'g')
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\ ->substitute('\<TRUE\>', '1', 'g')
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\ ->substitute('\<FALSE\>', '0', 'g')
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\ ->substitute('#"', ' "', 'g')
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\ })
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call CheckLegacySuccess(legacylines)
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endfunc
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func CheckTransDefSuccess(lines)
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return
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endfunc
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func CheckTransVim9Success(lines)
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return
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endfunc
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" Execute "lines" in a legacy function
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" Use 'VAR' for a declaration.
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" Use 'LET' for an assignment
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" Use ' #"' for a comment
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" Use LSTART arg LMIDDLE expr LEND for lambda
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" Use 'TRUE' for 1
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" Use 'FALSE' for 0
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func CheckLegacyAndVim9Success(lines)
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call CheckTransLegacySuccess(a:lines)
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endfunc
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" Execute "lines" in a legacy function
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" Use 'VAR' for a declaration.
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" Use 'LET' for an assignment
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" Use ' #"' for a comment
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func CheckLegacyAndVim9Failure(lines, error)
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if type(a:error) == type('string')
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let legacyError = a:error
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else
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let legacyError = a:error[0]
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endif
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let legacylines = a:lines->mapnew({_, v ->
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\ v->substitute('\<VAR\>', 'let', 'g')
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\ ->substitute('\<LET\>', 'let', 'g')
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\ ->substitute('#"', ' "', 'g')
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\ })
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call CheckLegacyFailure(legacylines, legacyError)
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endfunc
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