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Diffstat (limited to 'runtime/doc/map.txt')
| -rw-r--r-- | runtime/doc/map.txt | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/runtime/doc/map.txt b/runtime/doc/map.txt index 62fd60bd23..ee42edf154 100644 --- a/runtime/doc/map.txt +++ b/runtime/doc/map.txt @@ -223,9 +223,12 @@ have a look at |maparg()|. If the first argument to one of these commands is "<expr>" and it is used to define a new mapping or abbreviation, the argument is an expression. The expression is evaluated to obtain the {rhs} that is used. Example: > - :inoremap <expr> . InsertDot() -The result of the InsertDot() function will be inserted. It could check the + :inoremap <expr> . <SID>InsertDot() +The result of the s:InsertDot() function will be inserted. It could check the text before the cursor and start omni completion when some condition is met. +Using a script-local function is preferred, to avoid polluting the global +namespace. Use <SID> in the RHS so that the script that the mapping was +defined in can be found. For abbreviations |v:char| is set to the character that was typed to trigger the abbreviation. You can use this to decide how to expand the {lhs}. You |