Merge branch 'master' of git://factorcode.org/git/factor

db4
Joe Groff 2009-09-25 09:42:19 -05:00
commit 653a74a314
5 changed files with 47 additions and 22 deletions

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@ -74,7 +74,7 @@ name>char-hook [
<PRIVATE <PRIVATE
: lexer-before ( i -- before ) : lexer-subseq ( i -- before )
[ [
[ [
lexer get lexer get
@ -84,11 +84,6 @@ name>char-hook [
lexer get (>>column) lexer get (>>column)
] bi ; ] bi ;
: find-next-token ( ch -- i elt )
CHAR: \ 2array
[ lexer get [ column>> ] [ line-text>> ] bi ] dip
[ member? ] curry find-from ;
: rest-of-line ( lexer -- seq ) : rest-of-line ( lexer -- seq )
[ line-text>> ] [ column>> ] bi tail-slice ; [ line-text>> ] [ column>> ] bi tail-slice ;
@ -107,11 +102,7 @@ ERROR: escaped-char-expected ;
escaped-char-expected escaped-char-expected
] if ; ] if ;
: next-line% ( lexer -- ) : lexer-head? ( string -- ? )
[ rest-of-line % ]
[ next-line "\n" % ] bi ;
: rest-begins? ( string -- ? )
[ [
lexer get [ line-text>> ] [ column>> ] bi tail-slice lexer get [ line-text>> ] [ column>> ] bi tail-slice
] dip head? ; ] dip head? ;
@ -119,6 +110,15 @@ ERROR: escaped-char-expected ;
: advance-lexer ( n -- ) : advance-lexer ( n -- )
[ lexer get ] dip [ + ] curry change-column drop ; inline [ lexer get ] dip [ + ] curry change-column drop ; inline
: find-next-token ( ch -- i elt )
CHAR: \ 2array
[ lexer get [ column>> ] [ line-text>> ] bi ] dip
[ member? ] curry find-from ;
: next-line% ( lexer -- )
[ rest-of-line % ]
[ next-line "\n" % ] bi ;
: take-double-quotes ( -- string ) : take-double-quotes ( -- string )
lexer get dup current-char CHAR: " = [ lexer get dup current-char CHAR: " = [
[ ] [ column>> ] [ line-text>> ] tri [ ] [ column>> ] [ line-text>> ] tri
@ -138,29 +138,29 @@ ERROR: escaped-char-expected ;
lexer get advance-char lexer get advance-char
] if ; ] if ;
DEFER: (parse-long-string) DEFER: (parse-multiline-string)
: parse-found-token ( i string token -- ) : parse-found-token ( i string token -- )
[ lexer-before % ] dip [ lexer-subseq % ] dip
CHAR: \ = [ CHAR: \ = [
lexer get [ next-char , ] [ next-char , ] bi (parse-long-string) lexer get [ next-char , ] [ next-char , ] bi (parse-multiline-string)
] [ ] [
dup rest-begins? [ dup lexer-head? [
end-string-parse end-string-parse
] [ ] [
lexer get next-char , (parse-long-string) lexer get next-char , (parse-multiline-string)
] if ] if
] if ; ] if ;
ERROR: trailing-characters string ; ERROR: trailing-characters string ;
: (parse-long-string) ( string -- ) : (parse-multiline-string) ( string -- )
lexer get still-parsing? [ lexer get still-parsing? [
dup first find-next-token [ dup first find-next-token [
parse-found-token parse-found-token
] [ ] [
drop lexer get next-line% drop lexer get next-line%
(parse-long-string) (parse-multiline-string)
] if* ] if*
] [ ] [
unexpected-eof unexpected-eof
@ -168,13 +168,10 @@ ERROR: trailing-characters string ;
PRIVATE> PRIVATE>
: parse-long-string ( string -- string' )
[ (parse-long-string) ] "" make ;
: parse-multiline-string ( -- string ) : parse-multiline-string ( -- string )
lexer get rest-of-line "\"\"" head? [ lexer get rest-of-line "\"\"" head? [
lexer get [ 2 + ] change-column drop lexer get [ 2 + ] change-column drop
"\"\"\"" "\"\"\""
] [ ] [
"\"" "\""
] if parse-long-string unescape-string ; ] if [ (parse-multiline-string) ] "" make unescape-string ;

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@ -0,0 +1 @@
Doug Coleman

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@ -0,0 +1,14 @@
! Copyright (C) 2009 Doug Coleman.
! See http://factorcode.org/license.txt for BSD license.
USING: decimals kernel locals math math.combinatorics math.ranges
sequences ;
IN: benchmark.e-decimals
:: calculate-e-decimals ( n -- e )
n [1,b] [ factorial 0 <decimal> D: 1 swap n D/ ] map
D: 1 [ D+ ] reduce ;
: calculate-e-decimals-benchmark ( -- )
5 [ 800 calculate-e-decimals drop ] times ;
MAIN: calculate-e-decimals-benchmark

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@ -0,0 +1 @@
Doug Coleman

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@ -0,0 +1,12 @@
! Copyright (C) 2009 Doug Coleman.
! See http://factorcode.org/license.txt for BSD license.
USING: kernel math math.combinatorics math.ranges sequences ;
IN: benchmark.e-ratios
: calculate-e-ratios ( n -- e )
iota [ factorial recip ] sigma ;
: calculate-e-ratios-benchmark ( -- )
5 [ 300 calculate-e-ratios drop ] times ;
MAIN: calculate-e-ratios-benchmark