regexp: remove R" R[ and R{, there are still plenty of options and better ones to come.

db4
Doug Coleman 2015-07-21 16:26:40 -07:00
parent c1a330ac7a
commit b39d4c54a4
3 changed files with 19 additions and 25 deletions

View File

@ -203,14 +203,11 @@ PRIVATE>
{
{ "R/ " "/" }
{ "R! " "!" }
{ "R\" " "\"" }
{ "R# " "#" }
{ "R' " "'" }
{ "R( " ")" }
{ "R@ " "@" }
{ "R[ " "]" }
{ "R` " "`" }
{ "R{ " "}" }
{ "R| " "|" }
} swap [ subseq? not nip ] curry assoc-find drop ;
@ -231,15 +228,12 @@ PRIVATE>
PRIVATE>
SYNTAX: R! CHAR: ! parsing-regexp ;
SYNTAX: R" CHAR: " parsing-regexp ;
SYNTAX: R# CHAR: # parsing-regexp ;
SYNTAX: R' CHAR: ' parsing-regexp ;
SYNTAX: R( CHAR: ) parsing-regexp ;
SYNTAX: R/ CHAR: / parsing-regexp ;
SYNTAX: R@ CHAR: @ parsing-regexp ;
SYNTAX: R[ CHAR: ] parsing-regexp ;
SYNTAX: R` CHAR: ` parsing-regexp ;
SYNTAX: R{ CHAR: } parsing-regexp ;
SYNTAX: R| CHAR: | parsing-regexp ;
USE: vocabs.loader

View File

@ -13,7 +13,7 @@ IN: xkcd
: comic-image ( url -- image )
http-get nip
R" http://imgs\.xkcd\.com/comics/[^\.]+\.(png|jpg)"
R@ http://imgs\.xkcd\.com/comics/[^\.]+\.(png|jpg)@
first-match >string load-http-image ;
: comic-image. ( url -- )

View File

@ -15,16 +15,16 @@ CONSTANT: YAML_VALUE_TAG "tag:yaml.org,2002:value"
! http://www.yaml.org/spec/1.2/spec.html
! 10.3. Core Schema
CONSTANT: re-null R" null|Null|NULL|~"
CONSTANT: re-empty R" "
CONSTANT: re-bool R" true|True|TRUE|false|False|FALSE"
CONSTANT: re-int10 R" [-+]?[0-9]+"
CONSTANT: re-int8 R" 0o[0-7]+"
CONSTANT: re-int16 R" 0x[0-9a-fA-F]+"
CONSTANT: re-number R" [-+]?(\.[0-9]+|[0-9]+(\.[0-9]*)?)([eE][-+]?[0-9]+)?"
CONSTANT: re-infinity R" [-+]?\.(inf|Inf|INF)"
CONSTANT: re-nan R" \.(nan|NaN|NAN)"
CONSTANT: re-timestamp R" [0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]|[0-9][0-9][0-9][0-9]-[0-9][0-9]?-[0-9][0-9]?([Tt]|[ \t]+)[0-9][0-9]?:[0-9][0-9]:[0-9][0-9](\.[0-9]*)?([ \t]*(Z|[-+][0-9][0-9]?(:[0-9][0-9])?))?"
CONSTANT: re-null R/ null|Null|NULL|~/
CONSTANT: re-empty R/ /
CONSTANT: re-bool R/ true|True|TRUE|false|False|FALSE/
CONSTANT: re-int10 R/ [-+]?[0-9]+/
CONSTANT: re-int8 R/ 0o[0-7]+/
CONSTANT: re-int16 R/ 0x[0-9a-fA-F]+/
CONSTANT: re-number R/ [-+]?(\.[0-9]+|[0-9]+(\.[0-9]*)?)([eE][-+]?[0-9]+)?/
CONSTANT: re-infinity R/ [-+]?\.(inf|Inf|INF)/
CONSTANT: re-nan R/ \.(nan|NaN|NAN)/
CONSTANT: re-timestamp R/ [0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]|[0-9][0-9][0-9][0-9]-[0-9][0-9]?-[0-9][0-9]?([Tt]|[ \t]+)[0-9][0-9]?:[0-9][0-9]:[0-9][0-9](\.[0-9]*)?([ \t]*(Z|[-+][0-9][0-9]?(:[0-9][0-9])?))?/
: resolve-normal-plain-scalar ( str -- tag )
{
@ -41,8 +41,8 @@ CONSTANT: re-timestamp R" [0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]|[0-9][0-9][
[ drop YAML_STR_TAG ]
} cond-case ;
CONSTANT: re-merge R" <<"
CONSTANT: re-value R" ="
CONSTANT: re-merge R/ <</
CONSTANT: re-value R/ =/
: (resolve-mapping-key-plain-scalar) ( str -- tag )
{
{ [ re-merge matches? ] [ YAML_MERGE_TAG ] }
@ -87,7 +87,7 @@ CONSTANT: YAML_OMAP_TAG "tag:yaml.org,2002:omap"
CONSTANT: YAML_PAIRS_TAG "tag:yaml.org,2002:pairs"
CONSTANT: YAML_SET_TAG "tag:yaml.org,2002:set"
: construct-bool ( str -- ? ) R" true|True|TRUE" matches? ;
: construct-bool ( str -- ? ) R/ true|True|TRUE/ matches? ;
: construct-int ( str -- n ) string>number ;
@ -107,14 +107,14 @@ CONSTANT: YAML_SET_TAG "tag:yaml.org,2002:set"
! - months, days and hours on 1 digit
! preprocess to fix this mess...
: yaml>rfc3339 ( str -- str' )
R" -[0-9][^0-9]" [ [ CHAR: 0 1 ] dip insert-nth ] re-replace-with
R" -[0-9][^0-9]" [ [ CHAR: 0 1 ] dip insert-nth ] re-replace-with
R" [^0-9][0-9]:" [ [ CHAR: 0 1 ] dip insert-nth ] re-replace-with
R" [ \t]+" " " re-replace
R/ -[0-9][^0-9]/ [ [ CHAR: 0 1 ] dip insert-nth ] re-replace-with
R/ -[0-9][^0-9]/ [ [ CHAR: 0 1 ] dip insert-nth ] re-replace-with
R/ [^0-9][0-9]:/ [ [ CHAR: 0 1 ] dip insert-nth ] re-replace-with
R/ [ \t]+/ " " re-replace
CHAR: : over index cut CHAR: space swap remove append ;
: construct-timestamp ( obj -- obj' )
dup R" [0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]" matches?
dup R/ [0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]/ matches?
[ ymd>timestamp ] [ yaml>rfc3339 rfc3339>timestamp ] if ;
TUPLE: yaml-merge ;