Second Lua implementation (Lua.2)

Makefile.impls

@@ -36,7 +36,7 @@ wasm_MODE = wasmtime
 
 IMPLS = ada ada.2 awk bash basic bbc-basic c c.2 chuck clojure coffee common-lisp cpp crystal cs d dart \
 	elisp elixir elm erlang es6 factor fantom fennel forth fsharp go groovy gnu-smalltalk \
-	guile haskell haxe hy io janet java java-truffle js jq julia kotlin livescript logo lua make mal \
+	guile haskell haxe hy io janet java java-truffle js jq julia kotlin livescript logo lua lua.2 make mal \
 	matlab miniMAL nasm nim objc objpascal ocaml perl perl6 php picolisp pike plpgsql \
 	plsql powershell prolog ps purs python python.2 r racket rexx rpython ruby ruby.2 rust scala scheme skew sml \
 	swift swift3 swift4 swift5 tcl ts vala vb vhdl vimscript wasm wren yorick xslt zig
@@ -149,6 +149,7 @@ kotlin_STEP_TO_PROG =        impls/kotlin/$($(1)).jar
 livescript_STEP_TO_PROG =    impls/livescript/$($(1)).js
 logo_STEP_TO_PROG =          impls/logo/$($(1)).lg
 lua_STEP_TO_PROG =           impls/lua/$($(1)).lua
+lua.2_STEP_TO_PROG =         impls/lua.2/$($(1)).lua
 make_STEP_TO_PROG =          impls/make/$($(1)).mk
 mal_STEP_TO_PROG =           impls/mal/$($(1)).mal
 matlab_STEP_TO_PROG =        impls/matlab/$($(1)).m

README.md

@@ -91,6 +91,7 @@ FAQ](docs/FAQ.md) where I attempt to answer some common questions.
 | [LiveScript](#livescript) | [Jos van Bakel](https://github.com/c0deaddict) |
 | [Logo](#logo) | [Dov Murik](https://github.com/dubek) |
 | [Lua](#lua) | [Joel Martin](https://github.com/kanaka)  |
+| [Lua #2](#lua-2) | [Hüseyin Er](https://github.com/chemindefer)  |
 | [GNU Make](#gnu-make-381) | [Joel Martin](https://github.com/kanaka)  |
 | [mal itself](#mal) | [Joel Martin](https://github.com/kanaka)  |
 | [MATLAB](#matlab-gnu-octave-and-matlab) (GNU Octave & MATLAB) | [Joel Martin](https://github.com/kanaka) |
@@ -715,6 +716,22 @@ make  # to build and link linenoise.so and rex_pcre.so
 ./stepX_YYY.lua
 ```
 
+### Lua.2
+
+The second Lua implementation of mal has been tested with Lua 5.3 and
+5.4 this implementation does not include readline functionality. In
+order to have it one can use `rlwrap`. This implementation uses manual
+tokenizer instead of using regular expressions.
+
+```
+cd impls/lua.2
+./stepX_YYY.lua
+# with readline functionality
+rlwrap ./stepX_YYY.lua
+# with readline functionality
+rlwrap ./stepX_YYY.lua
+```
+
 ### Mal
 
 Running the mal implementation of mal involves running stepA of one of

docs/graph/base_data.yaml

@@ -43,6 +43,7 @@ languages:
   - [livescript    , LiveScript       , ML     , Dynamic    , []]
   - [logo          , Logo             , OTHER  , Dynamic    , []]
   - [lua           , Lua              , Algol  , Dynamic    , []]
+  - [lua.2         , Lua              , Algol  , Dynamic    , []]
   - [make          , GNU Make         , OTHER  , OTHER      , []]
   - [mal           , mal itself       , Lisp   , Dynamic    , []]
   - [matlab        , MATLAB           , Algol  , Dynamic    , []]

impls/lua.2/Dockerfile

@@ -0,0 +1,33 @@
+FROM ubuntu:18.04
+MAINTAINER Hüseyin Er <[email protected]>
+
+##########################################################
+# General requirements for testing or common across many
+# implementations
+##########################################################
+
+RUN apt-get -y update
+
+# Required for running tests
+RUN apt-get -y install make python
+
+# Some typical implementation and test requirements
+RUN apt-get -y install curl 
+RUN mkdir -p /mal
+WORKDIR /mal
+
+##########################################################
+# Specific implementation requirements
+##########################################################
+# rlwrap for readline program
+RUN apt-get -y install rlwrap
+# Lua
+RUN apt-get -y install gcc libreadline-dev unzip
+
+RUN \
+curl -R -O http://www.lua.org/ftp/lua-5.3.5.tar.gz && \
+tar -zxf lua-5.3.5.tar.gz && \
+cd lua-5.3.5 && \
+make linux test && \
+make install
+

impls/lua.2/README.md

@@ -0,0 +1,14 @@
+# Second Lua implementation of [mal](https://github.com/kanaka/mal)
+Major difference from first Lua implementation is tokenisation is done manually instead of using regular expressions.
+
+# requirements
+* Lua 5.3 or greater
+* rlwrap (optional) for readline editing [rlwrap](https://github.com/hanslub42/rlwrap)
+```sh
+# for repl with a readline
+rlwrap ./stepA_mal.lua
+# for repl
+./stepA_mal.lua
+# for evaluating script file
+./stepA_mal.lua <mal-src-file>
+```