Mercurial > vim
comparison runtime/doc/eval.txt @ 17661:da7890e3359b v8.1.1828
patch 8.1.1828: not strict enough checking syntax of method invocation
commit https://github.com/vim/vim/commit/5184132ec015f5889a3195d911e609d214f06bed
Author: Bram Moolenaar <Bram@vim.org>
Date: Thu Aug 8 21:10:01 2019 +0200
patch 8.1.1828: not strict enough checking syntax of method invocation
Problem: Not strict enough checking syntax of method invocation.
Solution: Check there is no white space inside ->method(.
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Thu, 08 Aug 2019 21:15:05 +0200 |
| parents | 4c7097a980a5 |
| children | 95c23e180022 |
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| 17660:fc25327e28ea | 17661:da7890e3359b |
|---|---|
| 1221 | 1221 |
| 1222 For methods that are also available as global functions this is the same as: > | 1222 For methods that are also available as global functions this is the same as: > |
| 1223 name(expr8 [, args]) | 1223 name(expr8 [, args]) |
| 1224 There can also be methods specifically for the type of "expr8". | 1224 There can also be methods specifically for the type of "expr8". |
| 1225 | 1225 |
| 1226 "->name(" must not contain white space. There can be white space before "->" | 1226 This allows for chaining, passing the value that one method returns to the |
| 1227 and after the "(". | 1227 next method: > |
| 1228 | |
| 1229 This allows for chaining, using the type that the method returns: > | |
| 1230 mylist->filter(filterexpr)->map(mapexpr)->sort()->join() | 1228 mylist->filter(filterexpr)->map(mapexpr)->sort()->join() |
| 1229 < | |
| 1230 *E274* | |
| 1231 "->name(" must not contain white space. There can be white space before the | |
| 1232 "->" and after the "(", thus you can split the lines like this: > | |
| 1233 mylist | |
| 1234 \ ->filter(filterexpr) | |
| 1235 \ ->map(mapexpr) | |
| 1236 \ ->sort() | |
| 1237 \ ->join() | |
| 1231 < | 1238 < |
| 1232 | 1239 |
| 1233 *expr9* | 1240 *expr9* |
| 1234 number | 1241 number |
| 1235 ------ | 1242 ------ |