From: John Benediktsson <mrjbq7@gmail.com>
Date: Sun, 7 Jun 2020 02:04:21 +0000 (-0700)
Subject: misc: adding a syntax-test file.
X-Git-Tag: 0.99~3181
X-Git-Url: https://gitweb.factorcode.org/gitweb.cgi?p=factor.git;a=commitdiff_plain;h=0a8cb5f2c1fa1747b741f1e2d3ec090cb43637d0

misc: adding a syntax-test file.
---

diff --git a/misc/syntax-test.factor b/misc/syntax-test.factor
new file mode 100644
index 0000000000..ea5d915e44
--- /dev/null
+++ b/misc/syntax-test.factor
@@ -0,0 +1,293 @@
+#!/usr/bin/env foo
+
+! Comments
+
+    ! Normal comments
+    ! More comments
+
+    /* C
+    style 
+    comments */
+
+    /* comment */
+    /* multline ( x -- y )
+      2  comment */
+     6 /* something else */ 2 +
+
+! Imports
+
+    USING: vocabularies ... ;
+    USE: vocabulary
+    UNUSE: vocabulary
+    IN: vocabulary
+    FROM: vocab => words ... ;
+    EXCLUDE: vocab => words ... ;
+    QUALIFIED: vocab
+    QUALIFIED-WITH: vocab word-prefix
+    RENAME: word vocab => new-name
+    ALIAS: new-word existing-word
+    DEFER: word
+    FORGET: word
+    POSTPONE: word
+
+! Classes
+
+    MIXIN: class
+    TUPLE: class slots ... ;
+    TUPLE: class < superclass slots ... ;
+    BUILTIN: class slots ... ;
+    INSTANCE: instance mixin
+    SINGLETON: class
+    SINGLETONS: words ... ;
+    PREDICATE: class < superclass predicate... ;
+
+! Examples
+
+    TUPLE: interval-map { array array read-only } ;
+    BUILTIN: string { length array-capacity read-only initial: 0 } aux ;
+
+! Definitions
+
+    : word ( x -- ) drop ;
+    :: word ( x -- ) x drop ;
+    TYPED: word ( a b: class ... -- x: class y ... ) body ;
+    TYPED:: word ( a b: class ... -- x: class y ... ) body ;
+    MACRO: word ( inputs... -- ) definition... ) ;
+    MACRO:: word ( vars... -- outputs... ) definition... ) ;
+    M: class generic (definition) ... ;
+    M:: class generic ( vars... -- outputs... ) body... ;
+    GENERIC: word ( stack -- effect )
+    HOOK: word variable ( stack -- effect )
+    GENERIC#: word 1 ( stack -- effect )
+    MATH: + ( x y -- z ) foldable flushable
+    SLOT: name
+    C: <foo> foo
+
+! Alien
+
+    LIBRARY: name
+    TYPEDEF: old new
+    ENUM: type words... ;
+    ENUM: type < base-type words...
+    FUNCTION: return name ( parameters ) ;
+    FUNCTION-ALIAS: factor-name return name ( parameters ) ;
+
+! Symbols and literals
+
+    \ foo
+    $ foo
+    M\ foo bar
+
+    MAIN: word
+    CONSTANT: word value
+    SYMBOL: word
+    SYMBOLS: words ... ;
+
+    C: <foo> foo
+
+! Math
+
+    1 2 +
+    3 4 -
+    5 6 *
+    7 8 /
+    32 2^
+    10 10^
+
+! Examples
+
+    [ 1 ] unless*
+    >boolean
+    <wrapper>
+    +@
+    H{ } assoc-empty?
+    5 >bignum
+    1 2 pick set-nth
+    5 f <array>
+    (clone)
+
+! Strings
+
+    ""
+    "test"
+    SBUF" foo"
+    SBUF" hello world "
+    "\s"
+    "\\foo"
+    "\"hello\""
+    "\a\b\e\f\n\r\t\s\v\s\0\\\""
+    "\x01\xaF\uffffff"
+
+    URL" http://google.com"
+    R" asdf"
+
+    """">json""""
+
+! Triple quote strings (old Factor)
+
+    """hello, world"""
+    """ hello, world """
+    """this is a
+    multiline string"""
+
+! Multiline strings
+
+    [=[this is a weird new string]=]
+
+! Containers
+
+    H{ { 1 2 } }
+    HS{ 1 2 3 }
+    { 4 5 6 }
+    V{ "asdf" 5 }
+    ${ 1 foo 3 }
+
+! Quotations
+
+    [ 2^ * ]
+    '[ _ sqrt ]
+    $[ 1 2 + ]
+
+! Tuples
+
+    T{ foo f 1 2 3 }
+    T{ foo { a 5 } }
+
+! Symbols are colored wrong:
+
+    : rock ( -- ) \ rock computer play. ;
+
+! SBUF is colored wrong:
+
+    SBUF" " clone swap [ " " append ] [ number>string append ] interleave
+
+! Update to new library words:
+
+    key? and assoc-empty? are not colored
+    tail* is not highlighted
+
+! IN poker, unicode characters:
+
+    t
+
+    f
+
+    CHAR: -
+    CHAR: a
+    CHAR: symbol-for-end-of-transmission
+    CHAR: snowman
+
+    { CHAR: a CHAR: S }
+    { CHAR: b CHAR: D }
+    { CHAR: c CHAR: H }
+    { CHAR: d CHAR: C }
+
+! New number literals:
+
+    0xCAFEBABE
+    0o432
+    0b10101
+    1,000
+    10,000
+    1e10
+    -1.5e-5
+
+! Weird numbers
+
+    1,234+56/78
+    +1/3
+    1+1/3
+    -1/3
+    -1-1/3
+    -1,234-1/34
+    1.
+    +1.5
+    -1.5e30
+    1.5e-30
+    1,000.1,2
+    0xCAFEBABE
+    0x1AB4p30
+    0b10101
+    0o1234567
+    NAN: CAFE1234
+    NAN: 0
+
+! Not numbers
+
+    1foo
+    1.5bar
+    +foo
+    -bar
+    *baz
+    qux*
+    /i
+    (1string)
+    ?1+
+
+! Comments in STRUCT: definitions
+! STRUCT: features like bitfields, etc.
+
+    STRUCT: foo
+    { a int initial: 0 } ! a comment
+    { b c-string }
+    { c char[4] }
+    { d void* }
+    { e int bits: 8 }
+    ;
+
+! Stack effects
+
+    ( -- )
+    ( x -- )
+    ( x -- x )
+    ( x x -- x )
+    ( x x -- x x )
+
+    ( quot: ( a -- b ) -- )
+    ( x quot: ( a -- b ) -- y )
+    ( ..a quot: ( ..a x -- ..b ) -- ..b )
+
+    ( x n -- (x)n )
+
+    ( m: integer -- n: float )
+    ( :integer -- :float )
+
+    ( x -- y )
+
+! Weird stuff:
+
+    key?
+    key?thing
+    flushablething
+    flushable
+    <PRIVATEfoo
+
+    "asdf"foo
+
+<< 5 1 + . >> 1
+
+: foo ( x -- y ) foo>> + ; inline
+
++@
++byte+
+
+pair?
+tail?
+
+0.1
+,0.1 ! wrong
+10,0.1
+1.23
+.1
+-.1
+-0.1
+-0,1.1
+1.
+.  ! wrong
+-. ! wrong
+
+! Regexp is colored wrong (on Github):
+
+: using-line ( source -- vocabs )
+    R/ USING: [^;]* ;/s all-matching-subseqs ?first
+    [ { } ] [ " \n" split rest but-last ] if-empty ;