factor/basis/vocabs/refresh/refresh.factor

91 lines
2.4 KiB
Factor

! Copyright (C) 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors assocs checksums checksums.crc32
io.encodings.utf8 io.files kernel namespaces sequences sets
source-files vocabs vocabs.errors vocabs.loader ;
IN: vocabs.refresh
: source-modified? ( path -- ? )
dup source-files get at [
dup path>>
dup exists? [
utf8 file-lines crc32 checksum-lines
swap checksum>> = not
] [
2drop f
] if
] [
exists?
] ?if ;
SYMBOL: changed-vocabs
: changed-vocab ( vocab -- )
dup vocab changed-vocabs get and
[ dup changed-vocabs get set-at ] [ drop ] if ;
: unchanged-vocab ( vocab -- )
changed-vocabs get delete-at ;
: unchanged-vocabs ( vocabs -- )
[ unchanged-vocab ] each ;
: changed-vocab? ( vocab -- ? )
changed-vocabs get dup [ key? ] [ 2drop t ] if ;
: filter-changed ( vocabs -- vocabs' )
[ changed-vocab? ] filter ;
SYMBOL: modified-sources
SYMBOL: modified-docs
: (to-refresh) ( vocab variable loaded? path -- )
dup [
swap [
pick changed-vocab? [
source-modified? [ get push ] [ 2drop ] if
] [ 3drop ] if
] [ drop get push ] if
] [ 2drop 2drop ] if ;
: to-refresh ( prefix -- modified-sources modified-docs unchanged )
[
V{ } clone modified-sources set
V{ } clone modified-docs set
child-vocabs [
[
[
[ modified-sources ]
[ vocab source-loaded?>> ]
[ vocab-source-path ]
tri (to-refresh)
] [
[ modified-docs ]
[ vocab docs-loaded?>> ]
[ vocab-docs-path ]
tri (to-refresh)
] bi
] each
modified-sources get
modified-docs get
]
[ modified-docs get modified-sources get append diff ] bi
] with-scope ;
: do-refresh ( modified-sources modified-docs unchanged -- )
unchanged-vocabs
[
[ [ vocab f >>source-loaded? drop ] each ]
[ [ vocab f >>docs-loaded? drop ] each ] bi*
]
[
append prune
[ unchanged-vocabs ]
[ require-all load-failures. ] bi
] 2bi ;
: refresh ( prefix -- ) to-refresh do-refresh ;
: refresh-all ( -- ) "" refresh ;