diff options
| -rw-r--r-- | runtime/lua/vim/_defaults.lua | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/runtime/lua/vim/_defaults.lua b/runtime/lua/vim/_defaults.lua index 870603c9f3..09d6d43e7a 100644 --- a/runtime/lua/vim/_defaults.lua +++ b/runtime/lua/vim/_defaults.lua @@ -190,14 +190,17 @@ do --- @param c string Color as a string of hex chars --- @return number? Intensity of the color local function parsecolor(c) - local len = #c - assert(len > 0 and len <= 4, 'Invalid hex color string') - if not c:match('^0x') then - c = string.format('0x%s', c) + if #c == 0 or #c > 4 then + return nil end - local max = tonumber(string.format('0x%s', string.rep('f', len))) - return tonumber(c) / max + local val = tonumber(c, 16) + if not val then + return nil + end + + local max = tonumber(string.rep('f', #c), 16) + return val / max end --- Parse an OSC 11 response |