diff options
Diffstat (limited to 'runtime/lua/vim/_meta/vimfn.lua')
-rw-r--r-- | runtime/lua/vim/_meta/vimfn.lua | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/runtime/lua/vim/_meta/vimfn.lua b/runtime/lua/vim/_meta/vimfn.lua index 01b4ef920b..59497f96e9 100644 --- a/runtime/lua/vim/_meta/vimfn.lua +++ b/runtime/lua/vim/_meta/vimfn.lua @@ -2308,6 +2308,45 @@ function vim.fn.foldtext() end --- @return string function vim.fn.foldtextresult(lnum) end +--- {expr1} must be a |List|, |String|, |Blob| or |Dictionary|. +--- For each item in {expr1} execute {expr2}. {expr1} is not +--- modified; its values may be, as with |:lockvar| 1. |E741| +--- See |map()| and |filter()| to modify {expr1}. +--- +--- {expr2} must be a |string| or |Funcref|. +--- +--- If {expr2} is a |string|, inside {expr2} |v:val| has the value +--- of the current item. For a |Dictionary| |v:key| has the key +--- of the current item and for a |List| |v:key| has the index of +--- the current item. For a |Blob| |v:key| has the index of the +--- current byte. For a |String| |v:key| has the index of the +--- current character. +--- Examples: > +--- call foreach(mylist, 'let used[v:val] = v:true') +--- <This records the items that are in the {expr1} list. +--- +--- Note that {expr2} is the result of expression and is then used +--- as a command. Often it is good to use a |literal-string| to +--- avoid having to double backslashes. +--- +--- If {expr2} is a |Funcref| it must take two arguments: +--- 1. the key or the index of the current item. +--- 2. the value of the current item. +--- With a lambda you don't get an error if it only accepts one +--- argument. +--- If the function returns a value, it is ignored. +--- +--- Returns {expr1} in all cases. +--- When an error is encountered while executing {expr2} no +--- further items in {expr1} are processed. +--- When {expr2} is a Funcref errors inside a function are ignored, +--- unless it was defined with the "abort" flag. +--- +--- @param expr1 any +--- @param expr2 any +--- @return any +function vim.fn.foreach(expr1, expr2) end + --- Get the full command name from a short abbreviated command --- name; see |20.2| for details on command abbreviations. --- |