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modern: Support one: 1 two:: 1 2 three::: 1 2 3 syntax 

Also M\ 1 M\\ 1 2 M\\\ { { { etc
modern-harvey2
Doug Coleman 2017-10-12 19:10:44 -05:00
parent b3bd9b1215
commit 083d08878a
1 changed files with 6 additions and 4 deletions
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10
extra/modern/modern.factor
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@ -141,8 +141,9 @@ MACRO:: read-matched ( ch -- quot: ( n string tag -- n' string slice' ) )
ERROR: token-expected n string obj ;
ERROR: unexpected-terminator n string slice ;
: read-lowercase-colon ( n string slice -- n' string lowercase-colon )
[
lex-factor dup [ token-expected ] unless
dup [ char: \: = ] count-tail
'[
_ [ lex-factor ] replicate dup [ token-expected ] unless
dup terminator? [ unexpected-terminator ] when
] dip swap 2array ;
@ -210,8 +211,9 @@ ERROR: no-backslash-payload n string slice ;
: read-backslash ( n string slice -- n' string obj )
merge-slice-til-whitespace dup "\\" tail? [
! \ foo, M\ foo
[
skip-blank-from slice-til-whitespace drop
dup [ char: \\ = ] count-tail
'[
_ [ skip-blank-from slice-til-whitespace drop ] replicate
dup [ no-backslash-payload ] unless
] dip swap 2array
] when ;