factor/library/modules.factor

98 lines
2.6 KiB
Factor

! Copyright (C) 2006 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
IN: modules
USING: hashtables io kernel namespaces parser sequences
test words strings arrays math ;
SYMBOL: modules
TUPLE: module name files tests modified ;
: module-def ( name -- path )
dup ".factor" append dup resource-path exists?
[ nip ] [ drop "/load.factor" append ] if ;
: record-def-modified ( module hash -- )
>r module-name module-def
[ resource-path file-modified ] keep
r> set-hash ;
: record-modified ( module -- )
dup module-files
[ dup resource-path file-modified ] map>hash
2dup record-def-modified
swap set-module-modified ;
: modified? ( file module -- ? )
dupd module-modified hash
swap resource-path file-modified [ < ] [ drop f ] if* ;
: prefix-paths ( name seq -- newseq )
[ "/" swap append3 ] map-with ;
C: module ( name files tests -- module )
[ >r >r over r> prefix-paths r> set-module-tests ] keep
[ >r dupd prefix-paths r> set-module-files ] keep
[ set-module-name ] keep ;
: module modules get assoc ;
: load-module ( name -- )
[
"Loading module " write dup write "..." print
[ dup module-def run-resource ] assert-depth drop
] no-parse-hook ;
: require ( name -- )
dup module [ drop ] [ load-module ] if do-parse-hook ;
: run-resources ( seq -- )
[
bootstrapping? get
[ parse-resource % ] [ run-resource ] ? each
] no-parse-hook ;
: process-files ( seq -- newseq )
[ dup string? [ [ t ] 2array ] when ] map
[ second call ] subset
[ first ] map ;
: add-module ( module -- )
dup module-name swap 2array modules get push ;
: remove-module ( name -- )
modules get [ first = ] find-with nip
[ modules get delete ] when* ;
: provide ( name files tests -- )
pick remove-module
[ process-files ] 2apply <module> dup record-modified
[ module-files run-resources ] keep
add-module ;
: test-module ( name -- ) module module-tests run-tests ;
: all-modules ( -- seq ) modules get [ second ] map ;
: all-module-names ( -- seq ) modules get [ first ] map ;
: test-modules ( -- )
all-modules [ module-tests ] map concat run-tests ;
: modules. ( -- )
all-module-names natural-sort [ print ] each ;
: reload-module ( module -- )
dup module-name module-def over modified? [
module-name load-module
] [
dup dup module-files [ swap modified? ] subset-with
run-resources
record-modified
] if ;
: reload-modules ( -- )
all-modules [ reload-module ] each do-parse-hook ;
: reset-modified ( -- ) all-modules [ record-modified ] each ;