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ultimate-vim/sources_non_forked/tlib/autoload/tlib/type.vim

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" @Author: Tom Link (mailto:micathom AT gmail com?subject=[vim])
" @Website: http://www.vim.org/account/profile.php?user_id=4037
" @License: GPL (see http://www.gnu.org/licenses/gpl.txt)
" @Created: 2007-09-30.
" @Last Change: 2017-02-22.
" @Revision: 57
let g:tlib#type#nil = []
" Enable type assertiona via |:Tlibtype|.
function! tlib#type#Enable() abort "{{{3
" :nodoc:
command! -nargs=+ Tlibtype call tlib#type#Check(expand('<sfile>'), [<f-args>], [<args>])
endf
" Disable type assertiona via |:Tlibtype|.
function! tlib#type#Disable() abort "{{{3
" :nodoc:
command! -nargs=+ Tlibtype :
endf
function! tlib#type#IsNil(expr) abort "{{{3
return tlib#type#Is(a:expr, v:t_none) || a:expr is g:tlib#type#nil
endf
function! tlib#type#IsNumber(expr)
return tlib#type#Is(a:expr, 0)
endf
function! tlib#type#IsString(expr)
return tlib#type#Is(a:expr, 1)
endf
function! tlib#type#IsFuncref(expr)
return tlib#type#Is(a:expr, 2)
endf
function! tlib#type#IsList(expr)
return tlib#type#Is(a:expr, 3)
endf
function! tlib#type#IsDictionary(expr)
return tlib#type#Is(a:expr, 4)
endf
function! tlib#type#Is(val, type) abort "{{{3
if has_key(s:schemas, a:type)
return tlib#type#Has(a:val, a:type)
else
if type(a:type) == 0
let type = a:type
elseif a:type =~? '^b\%[oolean]$'
let type = v:t_bool
elseif a:type =~? '^c\%[hannel]$'
let type = v:t_channel
elseif a:type =~? '^d\%[ictionary]$'
let type = v:t_dict
elseif a:type =~? '^fl\%[oat]$'
let type = v:t_float
elseif a:type =~? '^fu\%[ncref]$'
let type = v:t_func
elseif a:type =~? '^j\%[ob]$'
let type = v:t_job
elseif a:type =~? '^l\%[ist]$'
let type = v:t_list
elseif a:type =~? '^\%(nil\|null\|none\)$'
let type = v:t_none
elseif a:type =~? '^n\%[umber]$'
let type = v:t_number
elseif a:type =~? '^s\%[tring]$'
let type = v:t_string
else
throw 'tlib#type#Is: Unknown type: ' a:type
endif
Tlibtrace 'tlib', a:val, a:type, type, type(a:val), type(a:val) == a:type
return type(a:val) == type
endif
endf
function! tlib#type#Are(vals, type) abort "{{{3
return tlib#assert#Map(a:vals, 'tlib#type#Is(v:val,'. string(a:type) .')')
endf
let s:schemas = {}
function! tlib#type#Define(name, schema) abort "{{{3
let s:schemas[a:name] = deepcopy(a:schema)
endf
function! tlib#type#Has(val, schema) abort "{{{3
Tlibtrace 'tlib', type(a:val), type(a:schema)
if !tlib#type#IsDictionary(a:val)
Tlibtrace 'tlib', 'not a dictionary', a:val
return 0
endif
if tlib#type#IsString(a:schema)
Tlibtrace 'tlib', a:schema
let schema = copy(s:schemas[a:schema])
else
let schema = copy(a:schema)
endif
if tlib#type#IsDictionary(schema)
return tlib#assert#All(map(schema, 'has_key(a:val, v:key) && tlib#type#Is(a:val[v:key], v:val)'))
else
Tlibtrace 'tlib', keys(a:val), schema
return tlib#assert#All(map(schema, 'has_key(a:val, v:val)'))
endif
endf
function! tlib#type#Have(vals, schema) abort "{{{3
return tlib#assert#Map(a:vals, 'tlib#type#Has(v:val,'. string(a:schema) .')')
endf
function! tlib#type#Check(caller, names, vals) abort "{{{3
Tlibtrace 'tlib', a:names, a:vals, len(a:names)
for i in range(0, len(a:names) - 1, 2)
let val = a:vals[i]
let type = a:vals[i + 1]
Tlibtrace 'tlib', i, val, type
if !tlib#type#Is(val, type)
let name = matchstr(a:names[i], '^''\zs.\{-}\ze'',\?$')
throw 'tlib#type#Check: Type mismatch: '. name .':'. a:vals[i + 1]
endif
endfor
endf