diff options
| -rw-r--r-- | README.md | 8 | ||||
| -rw-r--r-- | src/liolib.js | 33 |
2 files changed, 37 insertions, 4 deletions
@@ -29,6 +29,7 @@ - [x] Package - [ ] io - [x] `file:__tostring()` + - [x] `file:flush()` - [x] `file:write()` - [x] `io.close()` - [x] `io.stderr` @@ -36,15 +37,14 @@ - [x] `io.stdout` - [x] `io.type()` - [x] `io.write()` - - [ ] `io.flush()` - - [ ] `io.input()` + - [x] `io.flush()` + - [ ] `io.input()`: partially implemented - [ ] `io.lines()` - [ ] `io.open()` - - [ ] `io.output()` + - [ ] `io.output()`: partially implemented - [ ] `io.popen()` - [ ] `io.read()` - [ ] `io.tmpfile()` - - [ ] `file:flush()` - [ ] `file:lines()` - [ ] `file:read()` - [ ] `file:setvbuf()` diff --git a/src/liolib.js b/src/liolib.js index 575b3ec..51e18ee 100644 --- a/src/liolib.js +++ b/src/liolib.js @@ -78,6 +78,23 @@ const getiofile = function(L, findex) { return p.f; }; +const g_iofile = function(L, f, mode) { + if (!lua.lua_isnoneornil(L, 1)) { + lauxlib.luaL_error(L, lua.to_luastring("opening files not yet implemented")); + } + /* return current value */ + lua.lua_getfield(L, lua.LUA_REGISTRYINDEX, f); + return 1; +}; + +const io_input = function(L) { + return g_iofile(L, IO_INPUT, "r"); +}; + +const io_output = function(L) { + return g_iofile(L, IO_OUTPUT, "w"); +}; + const g_write = function(L, f, arg) { let nargs = lua.lua_gettop(L) - arg; let status = true; @@ -105,14 +122,30 @@ const f_write = function(L) { return g_write(L, f, 2); }; +const io_flush = function (L) { + /* stub, as node doesn't have synchronized buffered IO */ + getiofile(L, IO_OUTPUT); + return lauxlib.luaL_fileresult(L, true, null, null); +}; + +const f_flush = function (L) { + /* stub, as node doesn't have synchronized buffered IO */ + tofile(L); + return lauxlib.luaL_fileresult(L, true, null, null); +}; + const iolib = { "close": io_close, + "flush": io_flush, + "input": io_input, + "output": io_output, "type": io_type, "write": io_write }; const flib = { "close": io_close, + "flush": f_flush, "write": f_write, "__tostring": f_tostring }; |