From 7849901474c6ab3d8ec3472464bf9dd7ca2dec7a Mon Sep 17 00:00:00 2001 From: Tom Ryder Date: Tue, 6 Oct 2020 11:44:00 +1300 Subject: Rewrite comments in patch#() --- vim/autoload/patch.vim | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) (limited to 'vim') diff --git a/vim/autoload/patch.vim b/vim/autoload/patch.vim index 614be462..3a17ccda 100644 --- a/vim/autoload/patch.vim +++ b/vim/autoload/patch.vim @@ -6,19 +6,27 @@ " function! patch#(version) abort - " If we're new enough, we can just use the native has() + " If the Vim running is new enough for its has() function to support + " checking patch levels with version prefixes, we can just add a "patch-" + " prefix to the query, and pass it on to has(). + " if has('patch-7.4.237') return has('patch-'.a:version) endif - " Otherwise, we need to start splitting and comparing numbers + " Failing that, we need to do our own version number and patch number + " comparisons; split the queried version on dots. + " let [major, minor, patch] = split(a:version, '\.') - " The v:version variable looks like e.g. 801 for v8.1 + " The internal variable v:version describing the running Vim looks like + " e.g. 801 for v8.1; reproduce that logic for the queried version. + " let l:version = major * 100 + minor - " If the version numbers are the same, return whether we have the patch; - " otherwise, return whether the version + " If the running version number is the same as the required one, return + " whether we have the specific patch requested; otherwise, return whether + " the running version number is greater than the required one. " return v:version == l:version \ ? has('patch-'.patch) -- cgit v1.2.3