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| author | Kim Alvefur <zash@zash.se> | 2021-11-12 12:14:27 +0100 |
|---|---|---|
| committer | Kim Alvefur <zash@zash.se> | 2021-11-12 12:14:27 +0100 |
| commit | f8afa0807b38482f361eaab228193b53dbebc962 (patch) | |
| tree | e5b57a467c921d7f1e98ff646f030c596d03e434 /util/human/io.lua | |
| parent | e162a73d737e60c41ba7e0e13e2ab898b58b7e0b (diff) | |
| download | prosody-f8afa0807b38482f361eaab228193b53dbebc962.tar.gz prosody-f8afa0807b38482f361eaab228193b53dbebc962.zip | |
util.human.io: Factor out ellipsis function
Could be useful elsewhere
Diffstat (limited to 'util/human/io.lua')
| -rw-r--r-- | util/human/io.lua | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/util/human/io.lua b/util/human/io.lua index f8868cc6..2e59ea85 100644 --- a/util/human/io.lua +++ b/util/human/io.lua @@ -95,6 +95,10 @@ local function padleft(s, width) return string.rep(" ", width-#s)..s; end +local function ellipsis(s, width) + return s:sub(1, width-1) .. "…"; +end + local function new_table(col_specs, max_width) max_width = max_width or tonumber(os.getenv("COLUMNS")) or 80; local separator = " | "; @@ -147,7 +151,7 @@ local function new_table(col_specs, max_width) v = padright(v, width); end elseif #v > width then - v = v:sub(1, width-1) .. "…"; + v = ellipsis(v, width); end table.insert(output, v); end @@ -165,5 +169,6 @@ return { printf = printf; padleft = padleft; padright = padright; + ellipsis = ellipsis; table = new_table; }; |