factor/core/source-files/source-files.factor

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Factor
Executable File

! Copyright (C) 2007, 2008 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: arrays definitions generic assocs kernel math namespaces
prettyprint sequences strings vectors words quotations inspector
io.styles io combinators sorting splitting math.parser effects
continuations debugger io.files io.crc32 vocabs hashtables
graphs compiler.units io.encodings.utf8 ;
IN: source-files
SYMBOL: source-files
TUPLE: source-file
path
checksum
uses definitions ;
: record-checksum ( lines source-file -- )
>r lines-crc32 r> set-source-file-checksum ;
: (xref-source) ( source-file -- pathname uses )
dup source-file-path <pathname>
swap source-file-uses [ crossref? ] subset ;
: xref-source ( source-file -- )
(xref-source) crossref get add-vertex ;
: unxref-source ( source-file -- )
(xref-source) crossref get remove-vertex ;
: xref-sources ( -- )
source-files get [ nip xref-source ] assoc-each ;
: record-form ( quot source-file -- )
dup unxref-source
swap quot-uses keys over set-source-file-uses
xref-source ;
: record-definitions ( file -- )
new-definitions get swap set-source-file-definitions ;
: <source-file> ( path -- source-file )
<definitions>
{ set-source-file-path set-source-file-definitions }
\ source-file construct ;
: source-file ( path -- source-file )
source-files get [ <source-file> ] cache ;
: reset-checksums ( -- )
source-files get [
swap dup exists? [
utf8 file-lines swap record-checksum
] [ 2drop ] if
] assoc-each ;
M: pathname where pathname-string 1 2array ;
: forget-source ( path -- )
dup source-file
dup unxref-source
source-file-definitions [ keys forget-all ] each
source-files get delete-at ;
M: pathname forget*
pathname-string forget-source ;
: rollback-source-file ( file -- )
dup source-file-definitions new-definitions get [ union ] 2map
swap set-source-file-definitions ;
SYMBOL: file
: with-source-file ( name quot -- )
#! Should be called from inside with-compilation-unit.
[
swap source-file
dup file set
source-file-definitions old-definitions set
[ ] [ file get rollback-source-file ] cleanup
] with-scope ; inline
: outside-usages ( seq -- usages )
dup [
over usage
[ dup pathname? not swap where and ] subset seq-diff
] curry { } map>assoc ;