/
bi.gosh
254 lines (230 loc) · 9.49 KB
/
bi.gosh
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# update a module of builtins
:=! ubi[$mod] -> {; (update-builtin-module $mod) ;} && ok.
:=! make_library[$mod] -> {; (make-lib $mod) ;}.
:=! use[$library] -> {; (use-library $library) ;}.
# raise an error and set status flag to 1
:=! error $arglist=([$fmt . $args]) -> error[1 . $arglist].
:=! error[$code, $fmt . $args] when integer[$code] ->
(; (lambda (ignore)
(begin (.cmd-success (= $code 0))
(set-code-set! #t)
(set-dollar-q $code)
(mapply fprintf (mcons (current-error-port)
(mcons $fmt (ensure-mlist $args))))
(.throw-to-or. $code))) ;).
:=! error[$code, $msg] when integer[$code] -> error[$code, '~a~n', $msg].
:=! error[$msg] -> error[1, $msg].
:=! history[] ->
{; (let loop ([hist (reverse .history)] [index 1])
(if (null? hist)
(void)
(begin (printf "~s ~a\n" index (hist-record-str (car hist)))
(loop (cdr hist) (add1 index))))) ;}.
# # flush the cache of already loaded modules (when something about the
# # runtime changes).
# :=! flush_module_cache[] ->
:=! repl[] ->
{; (let loop ()
(if (display-error (lambda () (read-eval-print-loop)))
"ok"
(loop))) ;}.
:=! sqrt[$n] -> {; (sqrt $n) ;}.
:=! reverse[$l] ->
{; (if (string? $l)
(let ([len (string-length $l)])
(build-string len
(lambda (idx) (string-ref $l (- len (add1 idx))))))
(.rev-append $l '())) ;}.
:=! head $args -> (; (lambda (c) (.head c $args)) ;).
:=! tail $args -> (; (lambda (c) (.tail c $args)) ;).
# files
:=! load[$file] -> (; (lambda (c) (.load c $file)))) ;).
:=! exists[$file] -> (; (.app-return file-exists? $file) ;).
# time
:=! now[] -> {; (current-milliseconds) ;}.
:=! today[] ->
{; (let ([now (current-milliseconds)])
(* (quotient now 86400000) 86400000)) ;}.
:=! days[$n] -> $n * 86400000.
:=! hours[$n] -> $n * 3600000.
:=! minutes[$n] -> $n * 60000.
:=! seconds[$n] -> $n * 1000.
:=! days_in[$n] -> $n / 86400000.
:=! hours_in[$n] -> $n / 3600000.
:=! minutes_in[$n] -> $n / 60000.
:=! seconds_in[$n] -> $n / 1000.
:=! length $args -> (; (lambda (c) (.length c $args)) ;).
:=! cd $args -> (; (lambda (c) (.cd c $args)) ;).
:=! racket $args -> (; (lambda (c) (.racket c $args)) ;).
:=! racketpred $args -> (; (lambda (c) (.racket-pred c $args)) ;).
# debugging
:=! spy $names -> {; (.spy $names) ;}.
:=! nospy $names -> {; (.nospy $names) ;}.
:=! nospyall[] -> {; (.nospyall) ;}.
:=! debug[] -> {; (.debug) ;}.
:=! nodebug[] -> {; (.nodebug) ;}.
:=! trace[] -> {; (.trace) ;}.
:=! notrace[] -> {; (.notrace) ;}.
:=! leash $ports -> {; (.leash $ports) ;}.
# type checking
:=! string[$x] -> (; (.app-return string? $x) ;).
:=! number[$x] -> (; (.app-return number? $x) ;).
:=! integer[$x] -> (; (.app-return (lambda (val) (and (number? val)
(exact? val))) $x) ;).
:=! proc[$x] -> (; (.app-return procedure? $x) ;).
:=! real[$x] ->
(; (.app-return (lambda (n) (and (number? n) (inexact? n) (real? n)))
$x) ;).
# type conversion
:=! to_number[$x] ->
case [$x] of
>~[$'(?<$num>[[:digit:]/.]*)[i]'] ->
(; (lambda (c)
(unless (equal? $num "")
(let ([num (string->number $num)])
(and num (c (* num 0+1i)))))) ;)
>~[_] when (; (lambda (c) (and (number? $x) (c $x))) ;) -> $x
>~[_] -> (; (lambda (c)
(let ([num (and (string? $x) (string->number $x))])
(and num (c num)))) ;)
end.
:=! int[$ch] ->
(; (lambda (c)
(without-errors c (lambda () (char->integer $ch)) #f)) ;).
:=! char[$int] ->
(; (lambda (c)
(without-errors c (lambda () (integer->char $int)) #f)) ;).
# numeric ops
:=! floor[$n] -> {; (floor $n) ;}.
:=! ceiling[$n] -> {; (ceiling $n) ;}.
# sizes of data structures
:=! size[$hash=(&[...])] -> {; (hash-count $hash) ;}.
:=! size[$set=(&{...})] -> {; (set-count $set) ;}.
:=! size[$tuple=((...))] -> {; (vector-length $tuple) ;}.
:=! size[$list=([...])] -> {; (.list-length $list) ;}.
:=! pwd[] ->
{; (let ([dir (path->string (current-directory))])
(if (equal? dir "/")
dir
(string-trim dir "/" #:left? #f))) ;}.
:=! getenv[$var] ->
(; (lambda (c) (let ([val (getenv $var)]) (and val (c val)))) ;).
:=! prompt[] ->
`(([pwd[], (passwd[])[login_name]] ~> [$pwd, $login] in
$"/home/$login/(?<tail>.*)"[$pwd] in
if getenv[USER] == $login
then "~/$[%[tail]]"
else "~$login/$[%[tail]]"
fi) ||
pwd[]) ~> $dir in "$dir> ".
:=! compile[$infile] -> {; ((.gosh-compiler) $infile) ;}.
:=! chdir[_] -> ok.
#:=! permutation[$l] -> ^{; (permutations (mlist->list $l)) ;}.
:=! random[$n] -> {; (random $n) ;}.
:=! printf $args -> {; (mapply printf $args) ;}.
:=! pp[$item] -> {; (let ([inf (/ 1.0 0.0)]) (parameterize [(.print-length inf) (.print-depth inf)] (.gosh-print $item) (newline))) ;}.
:=! max $args -> {; (mapply max $args) ;}.
:=! time[$fun, $args] ->
{; (call-with-values
(lambda ()
(time-apply
(lambda ()
(call/ec (lambda (ret)
($fun ret $args))))
'()))
(lambda (res-list cpu real gc)
(hash 'result (car res-list)
'cpu cpu 'real real 'gc gc))) ;}.
:=! time[$fun] -> time[$fun, []].
:=! show[$fun] -> (; (lambda (c) (.print-defs $fun) (c $fun)) ;).
:=! show[] -> (; (lambda (c) (.print-all-defs) (c 'ok)) ;).
# strings
:=! is_string[$s] -> (; (lambda (c) (and (string? $s) (c $s))) ;).
:=! chop[$s] when is_string[$s] ->
(; (lambda (c)
(and (not (eqv? $s ""))
(c (mlist (string-ref $s 0) (substring $s 1))))) ;).
:=! substring[$s, $start, $end] -> {; (substring $s $start $end) ;}.
:=! join[$strs, $sep] ->
case [$strs] of
=![[]] -> ''
=![[$h . $t]] -> "@"($h || ^$t in ($sep || %))
end.
:=! split[$str, $sep] -> {; (string-split $str $sep) ;}.
:=! passwd[] ->
cat["/etc/passwd"] ~>
$'(?<$login_name>[^:]*):(?<$passwd>[^:]*):(?<$user_id>[^:]*):(?<$group_id>[^:]*):(?<$user_name>[^:]*):(?<$home_directory>[^:]*):(?<$shell>[^:]*)'.
:=! fstab[] ->
cat["/etc/fstab"] ~>
$'[[:blank:]]*(?<$fs_spec>[^[#[:blank:]][^[:blank:]]*)[[:blank:]]+(?<$fs_file>[^[:blank:]]*)[[:blank:]]+(?<$fs_vfstype>[^[:blank:]]*)[[:blank:]]+(?<$fs_mntops>[^[:blank:]]*)[[:blank:]]+(?<$fs_freq>[^[:blank:]]*)[[:blank:]]+(?<$fs_passno>[^[:blank:]]*)[[:blank:]]*'.
:=! modtime[$f] ->
(; (lambda (c)
(without-errors c
(lambda () (file-or-directory-modify-seconds $f))
#f)) ;).
:=! isdir[$f] -> (; (lambda (c) (and (directory-exists? $f) (c $f))) ;).
:=! map[_, []] -> [].
:=! map[$f, [$x . $rest]] -> [$f[$x] . map[$f, $rest]].
:=! zip $lists -> map[{head}, $lists] || zip(map[{tail}, $lists]).
:=! nth[$n, [_ . $t]] -> nth[$n - 1, $t].
:=! nth[0, [$h . _]] -> $h.
:=! take[$n, [$h . $t]] ->
take[$n - 1, $t] ~> ($taken, $rest) in ([$h . $taken], $rest).
:=! take[0, $l] -> ([], $l).
:=! foldr[$fun, $list, $initval] ->
if $list == []
then $initval
else $fun[head[$list], foldr[$fun, tail[$list], $initval]]
fi.
:=! foldl[$fun, $val, $list] ->
if $list == []
then $val
else foldl[$fun, $fun[$val, head[$list]], tail[$list]]
fi.
:=! regexp[$string] -> {; (if (gregexp? $string) $string (gre $string)) ;}.
:=! unit_test[] -> ^[].
:=! test $tags ->
case $tags of
>~[] -> printf["Running all tests~%~%"]
>~[$tag] -> printf["Running tests matching: ~s~%~%", $tag]
>~[_ . _] -> printf["Running tests matching one of: ~s~%~%", $tags]
end &&
loop runtests with $tests <~ @unit_test[], $pass <~ 0, $fail <~ 0 ->
case $tests of
>~[] ->
printf["~%Total tests: ~s, Pass: ~s, Fail: ~s~%",
$pass + $fail, $pass, $fail]
>~[[$str, $fun . $pats] . $rest] ->
if $pats == [] || `((^$pats)[^$tags]) then
(if $fun[] then [PASS, 1, 0] else [FAIL, 0, 1] fi)
~> [$result, $pass_inc, $fail_inc] in
printf["~s: (~a)~%", $str, $result] &&
runtests[$rest, $pass + $pass_inc, $fail + $fail_inc]
else
runtests[$rest, $pass, $fail]
fi
end
end.
# database
:=! connect[] ->
{; (virtual-connection
(connection-pool
(lambda () (sqlite3-connect
#:database 'memory #:use-place #t #:mode 'create)))) ;}.
:=! connect[$db] ->
{; (virtual-connection
(connection-pool
(lambda () (sqlite3-connect
#:database $db #:use-place #t #:mode 'create)))) ;}.
:=! query[$conn, $qstr . $params] ->
{; (mapply query-rows (mcons $conn (mcons $qstr (.as-mlist $params)))) ;}.
:=! exec[$conn, $str . $params] ->
{; (mapply query-exec (mcons $conn (mcons $str (.as-mlist $params)))) ;}.
:=! gqe[$str . $params] ->
{; (mapply query-exec (mcons .gosh-db (mcons $str (.as-mlist $params)))) ;}.
:=! gqr[$str . $params] ->
{; (mapply query-rows (mcons .gosh-db (mcons $str (.as-mlist $params)))) ;}.
:=! gqrow[$str . $params] ->
{; (mapply query-row (mcons .gosh-db (mcons $str (.as-mlist $params)))) ;}.
:=! gqv[$str . $params] ->
{; (mapply query-value (mcons .gosh-db (mcons $str (.as-mlist $params)))) ;}.