feat: Cat implementation now uses chunk reading

James Dugan 2024-04-18 20:30:36 -06:00
parent 40c3cecabb
commit 0a225ac847
2 changed files with 12 additions and 1 deletions

View File

@ -1,5 +1,9 @@
# 🎀 Changelog
## Unreleased
### Added
- `cat` command now reads files in chunks, allowing for reading large files
## [2.2.2] - 2024-04-16
### Fixed
- Line refresh fixes (less flicker)

View File

@ -9,6 +9,8 @@ commander.register('cat', function(args, sinks)
usage: cat [file]...]]
end
local chunk_size = 2^13 -- 8K buffer size
for _, fName in ipairs(args) do
local f = io.open(fName)
if f == nil then
@ -17,7 +19,12 @@ usage: cat [file]...]]
goto continue
end
sinks.out:writeln(f:read '*a')
while true do
local block = f:read(chunk_size)
if not block then break end
sinks.out:write(block)
end
sinks.out:writeln("")
::continue::
end
io.flush()