forked from glen/fostr
feat: Add OCaml code generation
Also start using nailgun to speed up code generation. Resolves #6.
This commit is contained in:
parent
380177b274
commit
f789ed94fd
16
.drone.yml
16
.drone.yml
@ -29,6 +29,18 @@ steps:
|
||||
- java -jar /drone/lib/spt/org.metaborg.spt.cmd/target/org.metaborg.spt.cmd* -l . -s /drone/lib/spt/org.metaborg.meta.lang.spt -t tests
|
||||
- mkdir -p lib
|
||||
- curl -o lib/sunshine.jar -L 'http://artifacts.metaborg.org/service/local/artifact/maven/redirect?r=snapshots&g=org.metaborg&a=org.metaborg.sunshine2&v=LATEST'
|
||||
- name: setup_gen
|
||||
image: maven
|
||||
volumes:
|
||||
- name: m2
|
||||
path: /root/.m2
|
||||
commands:
|
||||
- git clone https://github.com/facebook/nailgun.git
|
||||
- cd nailgun
|
||||
- make
|
||||
- cd ../bin
|
||||
- ln -s ../nailgun/nailgun-client/target/ng .
|
||||
- cd ..
|
||||
- bin/fosgen tests/emit_sum.fos
|
||||
- name: extract_tests
|
||||
image: xonsh/xonsh
|
||||
@ -55,6 +67,10 @@ steps:
|
||||
image: haskell
|
||||
commands:
|
||||
- bin/run_tests runghc hs
|
||||
- name: ocaml_tests
|
||||
image: ocaml/opam
|
||||
commands:
|
||||
- bin/run_tests ocaml ml
|
||||
|
||||
volumes:
|
||||
- name: lib
|
||||
|
6
.gitignore
vendored
6
.gitignore
vendored
@ -12,10 +12,16 @@
|
||||
|
||||
.pydevproject
|
||||
|
||||
a.out
|
||||
|
||||
*.aterm
|
||||
/site
|
||||
bin/ng
|
||||
tests/extracted/*
|
||||
tests/*.js
|
||||
tests/*.py
|
||||
tests/*.hs
|
||||
tests/*.ml
|
||||
tests/*.cmi
|
||||
tests/*.cmo
|
||||
adhoc*
|
||||
|
15
bin/fosgen
15
bin/fosgen
@ -5,6 +5,7 @@ erro() { printf "%s\n" "$*" >&2; }
|
||||
|
||||
##### Set defaults:
|
||||
SUPPRESS_ERR=YES
|
||||
USE_NAILGUN=YES
|
||||
LANGUAGE=Python
|
||||
|
||||
##### Extract command line options:
|
||||
@ -14,18 +15,23 @@ do
|
||||
-h|--help)
|
||||
echo
|
||||
echo "Usage:"
|
||||
echo " fosgen [-d] [-l LANGUAGE] FILE"
|
||||
echo " fosgen [-d] [-j] [-l LANGUAGE] FILE"
|
||||
echo
|
||||
echo "Writes to standard output the code generated from the fostr"
|
||||
echo "program in FILE, targeting the specified LANGUAGE (which"
|
||||
echo "defaults to Python)."
|
||||
echo
|
||||
echo "The -d option writes diagnostic output to standard error."
|
||||
echo "The -j option uses the Spoofax Sunshine JAR directly, rather"
|
||||
echo "than via nailgun."
|
||||
exit
|
||||
;;
|
||||
-d)
|
||||
SUPPRESS_ERR=''
|
||||
;;
|
||||
-j)
|
||||
USE_NAILGUN=''
|
||||
;;
|
||||
-l)
|
||||
shift
|
||||
LANGUAGE="$1"
|
||||
@ -67,5 +73,12 @@ then
|
||||
exec 2>/dev/null
|
||||
fi
|
||||
|
||||
if [[ $USE_NAILGUN ]]
|
||||
then
|
||||
$BINDIR/let_sun_shine
|
||||
$BINDIR/ng sunshine transform -p $PROJDIR -n $LANGUAGE -i $PROGRAM
|
||||
exit $?
|
||||
fi
|
||||
|
||||
java -jar $SUNJAR transform -p $PROJDIR -l $PROJDIR -l $MVN_REPO -n $LANGUAGE -i $PROGRAM
|
||||
exit $?
|
||||
|
@ -4,7 +4,7 @@ failed=0
|
||||
|
||||
for dir in tests/extracted/*; do
|
||||
for file in $dir/*.fos; do
|
||||
for language in Python Javascript Haskell; do
|
||||
for language in Python Javascript Haskell OCaml; do
|
||||
echo bin/fosgen -l ${language%.*} $file ...
|
||||
bin/fosgen -l $language $file
|
||||
if [[ $? -ne 0 ]]; then
|
||||
|
26
bin/let_sun_shine
Executable file
26
bin/let_sun_shine
Executable file
@ -0,0 +1,26 @@
|
||||
#!/bin/bash
|
||||
|
||||
BINDIR=$(dirname $BASH_SOURCE)
|
||||
|
||||
if $BINDIR/ng sunshine --help
|
||||
then
|
||||
# echo "sun already shining."
|
||||
else
|
||||
# echo "disperse the clouds."
|
||||
SUNJAR="$BINDIR/../lib/sunshine.jar"
|
||||
PROJDIR="$BINDIR/.."
|
||||
if [[ ! $MVN_REPO ]]; then
|
||||
MVN_REPO="$HOME/.m2/repository"
|
||||
fi
|
||||
if [[ ! -d $MVN_REPO ]]; then
|
||||
MVN_REPO="/root/.m2/repository"
|
||||
fi
|
||||
if [[ ! -d $MVN_REPO ]]; then
|
||||
echo "Cannot find your Maven repository. Please set environment variable"
|
||||
echo "MVN_REPO to its full path and re-run."
|
||||
exit 1
|
||||
fi
|
||||
java -jar $SUNJAR server >/dev/null 2>&1 &
|
||||
sleep 5
|
||||
$BINDIR/ng sunshine load -l $PROJDIR -l $MVN_REPO
|
||||
fi
|
@ -4,3 +4,4 @@ menus
|
||||
action: "Python" = to-python
|
||||
action: "Javascript" = to-javascript
|
||||
action: "Haskell" = to-haskell
|
||||
action: "OCaml" = to-ocaml
|
||||
|
@ -108,7 +108,7 @@ again. That way we can use the general (left-associative)
|
||||
parse to TopLevel(
|
||||
Gets(Gets(Gets(Gets(DefGets(LitString("'Two and '")),Int("2")),
|
||||
LitString("' make '")),Sum(Int("2"),Int("2"))),
|
||||
EscString("\"./n\"")))
|
||||
EscString("\".\n\"")))
|
||||
/** writes
|
||||
Two and 2 make 4.
|
||||
**/
|
||||
|
@ -6,6 +6,7 @@ imports
|
||||
pp
|
||||
outline
|
||||
analysis
|
||||
ocaml
|
||||
haskell
|
||||
javascript
|
||||
python
|
||||
|
@ -10,7 +10,7 @@ rules
|
||||
rule.
|
||||
C) We will use bottomup-para to traverse the full AST with the
|
||||
transformation from A so that we have access to the original expression
|
||||
(and get get the Statix-associated type when we need to).
|
||||
(and can get the Statix-associated type when we need to).
|
||||
Hence the transformation in (A) must actually take a pair of
|
||||
an (original) term and a term with value strings at each child,
|
||||
and be certain to return a value string.
|
||||
|
61
trans/ocaml.str
Normal file
61
trans/ocaml.str
Normal file
@ -0,0 +1,61 @@
|
||||
module ocaml
|
||||
imports libstrategolib signatures/- util signature/TYPE analysis
|
||||
|
||||
/* Note will use bottomup-para to traverse the full AST so that
|
||||
we have access to the original expression (and can get the
|
||||
Statix-associated type when we need to).
|
||||
|
||||
This means that every one of our local rules must take a pair
|
||||
of an original term and a term with every child replaced by
|
||||
its generated code.
|
||||
*/
|
||||
|
||||
rules
|
||||
ml: (_, TopLevel(x)) -> $[(* fostr preamble *)
|
||||
type stream = { getS: string -> stream }
|
||||
let rec stdio = {
|
||||
getS = (fun s -> print_string s; stdio)
|
||||
};;
|
||||
(* End of preamble *)
|
||||
|
||||
[x]]
|
||||
|
||||
ml: (_, Stream()) -> $[stdio]
|
||||
ml: (_, Int(x)) -> x
|
||||
ml: (_, LitString(x)) -> $[{|[<un-single-quote>x]|}]
|
||||
ml: (_, EscString(x)) -> x
|
||||
ml: (_, Sum(x,y)) -> $[[x] + [y]]
|
||||
ml: (Gets(_,yn), Gets(x, y))
|
||||
-> $[([x]).getS ([<ml_str>(yn,y)])]
|
||||
ml: (To(xn,_), To(x, y))
|
||||
-> $[let _fto = ([x]) in (ignore (([y]).getS ([<ml_str>(xn,"_fto")])); _fto)]
|
||||
ml: (_, Terminate(x)) -> x
|
||||
ml: (_, Sequence(l)) -> <ml_seq>l
|
||||
|
||||
ml_seq: [x] -> x
|
||||
ml_seq: [x | xs ] -> $[ignore ([x]);
|
||||
[<ml_seq>xs]]
|
||||
|
||||
/* One drawback of using paramorphism is we have to handle lists
|
||||
explicitly:
|
||||
*/
|
||||
ml: (_, []) -> []
|
||||
ml: (_, [x | xs]) -> [x | xs]
|
||||
|
||||
/* Another drawback of using paramorphism is at the very leaves we have
|
||||
to undouble the tuple:
|
||||
*/
|
||||
ml: (x, x) -> x where <is-string>x
|
||||
|
||||
ml_str: (node, code) -> $[[<ml_string_cast>node]([code])]
|
||||
|
||||
strategies
|
||||
|
||||
ml_string_cast = get-type; (?INT() < !"string_of_int" + !"")
|
||||
|
||||
ocaml = bottomup-para(try(ml))
|
||||
|
||||
// Interface ocaml code generation with editor services and file system
|
||||
to-ocaml: (selected, _, _, path, project-path) -> (filename, result)
|
||||
with filename := <guarantee-extension(|"ml")> path
|
||||
; result := <ocaml> selected
|
Loading…
Reference in New Issue
Block a user