2022-01-20 01:56:42 +02:00
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
< html >
< head >
< title > Inform 6 Operators< / title >
< link href = "../docs-assets/Breadcrumbs.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
< meta name = "viewport" content = "width=device-width initial-scale=1" >
< meta http-equiv = "Content-Type" content = "text/html; charset=utf-8" >
< meta http-equiv = "Content-Language" content = "en-gb" >
< link href = "../docs-assets/Contents.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
< link href = "../docs-assets/Progress.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
< link href = "../docs-assets/Navigation.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
< link href = "../docs-assets/Fonts.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
< link href = "../docs-assets/Base.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
< script >
function togglePopup(material_id) {
var popup = document.getElementById(material_id);
popup.classList.toggle("show");
}
< / script >
< link href = "../docs-assets/Popups.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
< link href = "../docs-assets/Colours.css" rel = "stylesheet" rev = "stylesheet" type = "text/css" >
< / head >
< body class = "commentary-font" >
< nav role = "navigation" >
2022-04-28 19:37:28 +03:00
< h1 > < a href = "../index.html" >
2022-01-20 01:56:42 +02:00
< img src = "../docs-assets/Inform.png" height = 72" >
< / a > < / h1 >
2022-04-28 19:37:28 +03:00
< ul > < li > < a href = "../index.html" > home< / a > < / li >
2022-04-04 20:31:44 +03:00
< / ul > < h2 > Compiler< / h2 > < ul >
< li > < a href = "../structure.html" > structure< / a > < / li >
< li > < a href = "../inbuildn.html" > inbuild< / a > < / li >
< li > < a href = "../inform7n.html" > inform7< / a > < / li >
< li > < a href = "../intern.html" > inter< / a > < / li >
< li > < a href = "../services.html" > services< / a > < / li >
2022-04-18 17:46:46 +03:00
< li > < a href = "../secrets.html" > secrets< / a > < / li >
2022-04-04 20:31:44 +03:00
< / ul > < h2 > Other Tools< / h2 > < ul >
< li > < a href = "../inblorbn.html" > inblorb< / a > < / li >
< li > < a href = "../indocn.html" > indoc< / a > < / li >
< li > < a href = "../inform6.html" > inform6< / a > < / li >
< li > < a href = "../inpolicyn.html" > inpolicy< / a > < / li >
< li > < a href = "../inrtpsn.html" > inrtps< / a > < / li >
2022-04-05 14:14:27 +03:00
< / ul > < h2 > Resources< / h2 > < ul >
< li > < a href = "../extensions.html" > extensions< / a > < / li >
< li > < a href = "../kits.html" > kits< / a > < / li >
2022-04-04 20:31:44 +03:00
< / ul > < h2 > Repository< / h2 > < ul >
< li > < a href = "https://github.com/ganelson/inform" > < img src = "../docs-assets/github.png" height = 18 > github< / a > < / li >
< / ul > < h2 > Related Projects< / h2 > < ul >
2022-04-28 19:20:06 +03:00
< li > < a href = "../../../inweb/index.html" > inweb< / a > < / li >
< li > < a href = "../../../intest/index.html" > intest< / a > < / li >
2022-01-20 01:56:42 +02:00
< / ul >
< / nav >
< main role = "main" >
<!-- Weave of 'Inform 6 Operators' generated by Inweb -->
< div class = "breadcrumbs" >
2022-04-28 19:37:28 +03:00
< ul class = "crumbs" > < li > < a href = "../index.html" > Home< / a > < / li > < li > < a href = "../intern.html" > Inter Modules< / a > < / li > < li > < a href = "index.html" > building< / a > < / li > < li > < a href = "index.html#2" > Chapter 2: Blueprints< / a > < / li > < li > < b > Inform 6 Operators< / b > < / li > < / ul > < / div >
2022-01-20 01:56:42 +02:00
< p class = "purpose" > Order of precedence for Inform 6 operators, regarded as their Inter primitive equivalents.< / p >
< p class = "commentary firstcommentary" > < a id = "SP1" class = "paragraph-anchor" > < / a > < b > § 1. < / b > The following table of data is essentially the same one in shown in section
6.2 of the Inform 6 Technical Manual: which operators take precedence over
which others, which are right or left associative, which are prefix or postfix,
and so on.
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
< span class = "reserved-syntax" > typedef< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > i6_operator_metadata< / span > < span class = "plain-syntax" > {< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > which may be a < / span > < span class = "extract" > < span class = "extract-syntax" > *_XBIP< / span > < / span > < span class = "comment-syntax" > value< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > precedence< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > operators with higher precedence bind more tightly< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > prefix< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > < / span > < span class = "extract" > < span class = "extract-syntax" > TRUE< / span > < / span > < span class = "comment-syntax" > for prefix, < / span > < span class = "extract" > < span class = "extract-syntax" > FALSE< / span > < / span > < span class = "comment-syntax" > for suffix, < / span > < span class = "extract" > < span class = "extract-syntax" > NOT_APPLICABLE< / span > < / span > < span class = "comment-syntax" > for infix< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > right_associative< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > if same operator used twice at same precedence< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > arity< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > how many operands the operator has: always 1 or 2< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > char< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > notation_c< / span > < span class = "plain-syntax" > ; < / span > < span class = "comment-syntax" > Inform 6 syntax for this operator< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > struct< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > notation< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > } < / span > < span class = "reserved-syntax" > i6_operator_metadata< / span > < span class = "plain-syntax" > ;< / span >
< / pre >
< ul class = "endnotetexts" > < li > The structure i6_operator_metadata is accessed in 1/ip and here.< / li > < / ul >
< p class = "commentary firstcommentary" > < a id = "SP2" class = "paragraph-anchor" > < / a > < b > § 2. < / b > Do not reorder this table without reading < a href = "2-i6o.html#SP6" class = "internal" > I6Operators::notation_to_BIP< / a > below.
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
< span class = "reserved-syntax" > i6_operator_metadata< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [] = {< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > STORE_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > FALSE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "="< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > AND_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "& & "< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > OR_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "||"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > NOT_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "~~"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > EQ_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "=="< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > GT_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "> "< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > GE_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "> ="< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > LT_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "< "< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > LE_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "< ="< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > NE_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "~="< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > HAS_XBIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "has"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > HASNT_XBIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "hasnt"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > OFCLASS_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "ofclass"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > PROPERTYEXISTS_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "provides"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > IN_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "in"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > NOTIN_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 3< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "notin"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > ALTERNATIVE_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 4< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "or"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > ALTERNATIVECASE_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 4< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > ""< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > PLUS_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 5< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "+"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > MINUS_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 5< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "-"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > TIMES_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 6< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "*"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > DIVIDE_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 6< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "/"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > MODULO_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 6< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "%"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > BITWISEAND_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 6< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "& "< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > BITWISEOR_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 6< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "|"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > BITWISENOT_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 6< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "~"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > LOOKUP_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 7< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "--> "< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > LOOKUPBYTE_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 7< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "-> "< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > UNARYMINUS_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 8< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "-"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > POSTINCREMENT_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 9< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > FALSE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "++"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > POSTDECREMENT_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 9< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > FALSE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "--"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > PREINCREMENT_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 9< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "++"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > PREDECREMENT_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 9< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 1< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "--"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > PROPERTYARRAY_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 10< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > ".& "< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > PROPERTYLENGTH_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 10< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > ".#"< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > PROPERTYVALUE_BIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 12< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "."< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > OWNERKIND_XBIP< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 13< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 2< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "> > "< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > },< / span >
< span class = "plain-syntax" > { < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > , -1, < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > , < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > ""< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > };< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP3" class = "paragraph-anchor" > < / a > < b > § 3. < / b > The following must be called before the above array can be used. It checks
that the numbering is right, and converts the names and signatures from < span class = "extract" > < span class = "extract-syntax" > char *< / span > < / span >
to < span class = "extract" > < span class = "extract-syntax" > text_stream *< / span > < / span > .
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > inform6_operators_chart_prepared< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > FALSE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > inform6_operators_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "constant-syntax" > MAX_BIPS< / span > < span class = "plain-syntax" > ];< / span >
< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > inform6_operators_XBIP_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "constant-syntax" > MAX_BIPS< / span > < span class = "plain-syntax" > ];< / span >
< span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > I6Operators::prepare_chart< / span > < button class = "popup" onclick = "togglePopup('usagePopup1')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup1" > Usage of < span class = "code-font" > < span class = "function-syntax" > I6Operators::prepare_chart< / span > < / span > :< br / > < a href = "2-i6o.html#SP4" > § 4< / a > , < a href = "2-i6o.html#SP6" > § 6< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > void< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inform6_operators_chart_prepared< / span > < span class = "plain-syntax" > == < / span > < span class = "identifier-syntax" > FALSE< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > inform6_operators_chart_prepared< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > for< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > =0; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > < < / span > < span class = "constant-syntax" > MAX_BIPS< / span > < span class = "plain-syntax" > ; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ++) < / span > < span class = "identifier-syntax" > inform6_operators_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ] = -1;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > for< / span > < span class = "plain-syntax" > (< / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > =0; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > < < / span > < span class = "constant-syntax" > MAX_BIPS< / span > < span class = "plain-syntax" > ; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ++) < / span > < span class = "identifier-syntax" > inform6_operators_XBIP_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ] = -1;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > for< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > =0; ; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ++) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ].< / span > < span class = "element-syntax" > BIP< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ) < / span > < span class = "reserved-syntax" > break< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > > = < / span > < span class = "constant-syntax" > MAX_BIPS< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > internal_error< / span > < span class = "plain-syntax" > (< / span > < span class = "string-syntax" > "MAX_BIPS set too low"< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ].< / span > < span class = "element-syntax" > BIP< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > > = < / span > < span class = "constant-syntax" > LOWEST_XBIP_VALUE< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > > < / span > < span class = "constant-syntax" > HIGHEST_XBIP_VALUE< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > internal_error< / span > < span class = "plain-syntax" > (< / span > < span class = "string-syntax" > "XBIP value out of range"< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > inform6_operators_XBIP_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > - < / span > < span class = "constant-syntax" > LOWEST_XBIP_VALUE< / span > < span class = "plain-syntax" > ] = (< / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > } < / span > < span class = "reserved-syntax" > else< / span > < span class = "plain-syntax" > {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > > = < / span > < span class = "constant-syntax" > MAX_BIPS< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > internal_error< / span > < span class = "plain-syntax" > (< / span > < span class = "string-syntax" > "BIP value out of range"< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > inform6_operators_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ] = (< / span > < span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > ) < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ].< / span > < span class = "identifier-syntax" > notation< / span > < span class = "plain-syntax" > = < / span > < span class = "identifier-syntax" > Str::new< / span > < span class = "plain-syntax" > ();< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > WRITE_TO< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ].< / span > < span class = "element-syntax" > notation< / span > < span class = "plain-syntax" > , < / span > < span class = "string-syntax" > "%s"< / span > < span class = "plain-syntax" > ,< / span >
< span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ].< / span > < span class = "element-syntax" > notation_c< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP4" class = "paragraph-anchor" > < / a > < b > § 4. < / b > This, again, is trickier than it looks because a valid input can be either a
< span class = "extract" > < span class = "extract-syntax" > *_BIP< / span > < / span > code or a < span class = "extract" > < span class = "extract-syntax" > *_XBIP< / span > < / span > code:
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
< span class = "reserved-syntax" > i6_operator_metadata< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > I6Operators::operator_for_BIP< / span > < button class = "popup" onclick = "togglePopup('usagePopup2')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup2" > Usage of < span class = "code-font" > < span class = "function-syntax" > I6Operators::operator_for_BIP< / span > < / span > :< br / > < a href = "2-i6o.html#SP5" > § 5< / a > , < a href = "2-i6o.html#SP7" > § 7< / a > , < a href = "2-i6o.html#SP8" > § 8< / a > , < a href = "2-i6o.html#SP9" > § 9< / a > , < a href = "2-i6o.html#SP10" > § 10< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < a href = "2-i6o.html#SP3" class = "function-link" > < span class = "function-syntax" > I6Operators::prepare_chart< / span > < / a > < span class = "plain-syntax" > ();< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > ((< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > < < / span > < span class = "constant-syntax" > MAX_BIPS< / span > < span class = "plain-syntax" > ) & & (< / span > < span class = "identifier-syntax" > inform6_operators_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ] > = < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ))< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > & (< / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > inform6_operators_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ]]);< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > ((< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > > = < / span > < span class = "constant-syntax" > LOWEST_XBIP_VALUE< / span > < span class = "plain-syntax" > ) & & (< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > < = < / span > < span class = "constant-syntax" > OWNERKIND_XBIP< / span > < span class = "plain-syntax" > ) & & < / span >
< span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inform6_operators_XBIP_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > - < / span > < span class = "constant-syntax" > LOWEST_XBIP_VALUE< / span > < span class = "plain-syntax" > ] > = < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ))< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > & (< / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > inform6_operators_XBIP_xref< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > - < / span > < span class = "constant-syntax" > LOWEST_XBIP_VALUE< / span > < span class = "plain-syntax" > ]]);< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > NULL< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP5" class = "paragraph-anchor" > < / a > < b > § 5. < / b > So now we have the outward-facing API. Here's the Inform 6 notation:
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
2022-01-23 02:32:26 +02:00
< span class = "identifier-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "function-syntax" > I6Operators::I6_notation_for< / span > < button class = "popup" onclick = "togglePopup('usagePopup3')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup3" > Usage of < span class = "code-font" > < span class = "function-syntax" > I6Operators::I6_notation_for< / span > < / span > :< br / > Ramification - < a href = "2-rmf.html#SP22_5" > § 22.5< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ) {< / span >
2022-01-20 01:56:42 +02:00
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > i6_operator_metadata< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > = < / span > < a href = "2-i6o.html#SP4" class = "function-link" > < span class = "function-syntax" > I6Operators::operator_for_BIP< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > ) ? (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > notation< / span > < span class = "plain-syntax" > ) : < / span > < span class = "identifier-syntax" > I< / span > < span class = "string-syntax" > "???"< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP6" class = "paragraph-anchor" > < / a > < b > § 6. < / b > And the inverse of that function, from text to an operator, or 0 if none
matches. Note that we return the earliest row in the above table, if more than
one matches, and this matters for < span class = "extract" > < span class = "extract-syntax" > ++< / span > < / span > and < span class = "extract" > < span class = "extract-syntax" > --< / span > < / span > , where the same notation is
used both for the prefix and postfix operators.
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
2022-05-24 00:23:43 +03:00
< span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > I6Operators::notation_to_BIP< / span > < button class = "popup" onclick = "togglePopup('usagePopup4')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup4" > Usage of < span class = "code-font" > < span class = "function-syntax" > I6Operators::notation_to_BIP< / span > < / span > :< br / > Tokenisation - < a href = "2-tkn.html#SP1_3_1_4_1" > § 1.3.1.4.1< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > text_stream< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > T< / span > < span class = "plain-syntax" > ) {< / span >
2022-01-20 01:56:42 +02:00
< span class = "plain-syntax" > < / span > < a href = "2-i6o.html#SP3" class = "function-link" > < span class = "function-syntax" > I6Operators::prepare_chart< / span > < / a > < span class = "plain-syntax" > ();< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > for< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > =0; ; < / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ++) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ].< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > == < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ) < / span > < span class = "reserved-syntax" > break< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > if< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > Str::eq< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > T< / span > < span class = "plain-syntax" > , < / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ].< / span > < span class = "element-syntax" > notation< / span > < span class = "plain-syntax" > )) < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > i6_operator_chart< / span > < span class = "plain-syntax" > [< / span > < span class = "identifier-syntax" > i< / span > < span class = "plain-syntax" > ].< / span > < span class = "element-syntax" > BIP< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP7" class = "paragraph-anchor" > < / a > < b > § 7. < / b > The arity of the operator, always 1 or 2, unless the given < span class = "extract" > < span class = "extract-syntax" > BIP< / span > < / span > is not
an operator at all:
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
2022-01-23 02:32:26 +02:00
< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > I6Operators::arity< / span > < button class = "popup" onclick = "togglePopup('usagePopup5')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup5" > Usage of < span class = "code-font" > < span class = "function-syntax" > I6Operators::arity< / span > < / span > :< br / > Ramification - < a href = "2-rmf.html#SP22_2" > § 22.2< / a > , < a href = "2-rmf.html#SP22_5" > § 22.5< / a > < br / > Emitting Inter Schemas - < a href = "2-eis.html#SP3_1_10_2" > § 3.1.10.2< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ) {< / span >
2022-01-20 01:56:42 +02:00
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > i6_operator_metadata< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > = < / span > < a href = "2-i6o.html#SP4" class = "function-link" > < span class = "function-syntax" > I6Operators::operator_for_BIP< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > ) ? (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > arity< / span > < span class = "plain-syntax" > ) : < / span > < span class = "constant-syntax" > 0< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP8" class = "paragraph-anchor" > < / a > < b > § 8. < / b > Returns:
< / p >
< ul class = "items" > < li > ● < span class = "extract" > < span class = "extract-syntax" > TRUE< / span > < / span > for a prefix operator, e.g., < span class = "extract" > < span class = "extract-syntax" > ++alpha< / span > < / span > ;
< / li > < li > ● < span class = "extract" > < span class = "extract-syntax" > FALSE< / span > < / span > for a postfix operator, e.g., < span class = "extract" > < span class = "extract-syntax" > alpha--< / span > < / span > ;
< / li > < li > ● < span class = "extract" > < span class = "extract-syntax" > NOT_APPLICABLE< / span > < / span > for an infix operator, e.g., < span class = "extract" > < span class = "extract-syntax" > alpha + beta< / span > < / span > , or for
something which is not an operator at all.
< / li > < / ul >
< pre class = "displayed-code all-displayed-code code-font" >
< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > I6Operators::prefix< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ) {< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > i6_operator_metadata< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > = < / span > < a href = "2-i6o.html#SP4" class = "function-link" > < span class = "function-syntax" > I6Operators::operator_for_BIP< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > ) ? (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > prefix< / span > < span class = "plain-syntax" > ) : < / span > < span class = "identifier-syntax" > NOT_APPLICABLE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP9" class = "paragraph-anchor" > < / a > < b > § 9. < / b > The precedence level of the operator, or infinity (near enough) if this is
not an operator at all.
< / p >
< pre class = "definitions code-font" > < span class = "definition-keyword" > define< / span > < span class = "constant-syntax" > UNPRECEDENTED_OPERATOR< / span > < span class = "plain-syntax" > < / span > < span class = "constant-syntax" > 10000< / span >
< / pre >
< pre class = "displayed-code all-displayed-code code-font" >
2022-01-23 02:32:26 +02:00
< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > I6Operators::precedence< / span > < button class = "popup" onclick = "togglePopup('usagePopup6')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup6" > Usage of < span class = "code-font" > < span class = "function-syntax" > I6Operators::precedence< / span > < / span > :< br / > Ramification - < a href = "2-rmf.html#SP22_2" > § 22.2< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ) {< / span >
2022-01-20 01:56:42 +02:00
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > i6_operator_metadata< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > = < / span > < a href = "2-i6o.html#SP4" class = "function-link" > < span class = "function-syntax" > I6Operators::operator_for_BIP< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > ) ? (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > precedence< / span > < span class = "plain-syntax" > ) : < / span > < span class = "constant-syntax" > UNPRECEDENTED_OPERATOR< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
< p class = "commentary firstcommentary" > < a id = "SP10" class = "paragraph-anchor" > < / a > < b > § 10. < / b > < span class = "extract" > < span class = "extract-syntax" > TRUE< / span > < / span > if the operator is right associative, < span class = "extract" > < span class = "extract-syntax" > FALSE< / span > < / span > if it is left associative;
irrelevant, of course, for unary operators.
< / p >
< pre class = "displayed-code all-displayed-code code-font" >
2022-01-23 02:32:26 +02:00
< span class = "reserved-syntax" > int< / span > < span class = "plain-syntax" > < / span > < span class = "function-syntax" > I6Operators::right_associative< / span > < button class = "popup" onclick = "togglePopup('usagePopup7')" > < span class = "comment-syntax" > ?< / span > < span class = "popuptext" id = "usagePopup7" > Usage of < span class = "code-font" > < span class = "function-syntax" > I6Operators::right_associative< / span > < / span > :< br / > Ramification - < a href = "2-rmf.html#SP22_2" > § 22.2< / a > < / span > < / button > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > inter_ti< / span > < span class = "plain-syntax" > < / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > ) {< / span >
2022-01-20 01:56:42 +02:00
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > i6_operator_metadata< / span > < span class = "plain-syntax" > *< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > = < / span > < a href = "2-i6o.html#SP4" class = "function-link" > < span class = "function-syntax" > I6Operators::operator_for_BIP< / span > < / a > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > BIP< / span > < span class = "plain-syntax" > );< / span >
< span class = "plain-syntax" > < / span > < span class = "reserved-syntax" > return< / span > < span class = "plain-syntax" > (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > ) ? (< / span > < span class = "identifier-syntax" > md< / span > < span class = "plain-syntax" > -> < / span > < span class = "element-syntax" > right_associative< / span > < span class = "plain-syntax" > ) : < / span > < span class = "identifier-syntax" > TRUE< / span > < span class = "plain-syntax" > ;< / span >
< span class = "plain-syntax" > }< / span >
< / pre >
< nav role = "progress" > < div class = "progresscontainer" >
2022-01-21 23:46:41 +02:00
< ul class = "progressbar" > < li class = "progressprev" > < a href = "2-rmf.html" > ❮ < / a > < / li > < li class = "progresschapter" > < a href = "P-wtmd.html" > P< / a > < / li > < li class = "progresschapter" > < a href = "1-bm.html" > 1< / a > < / li > < li class = "progresscurrentchapter" > 2< / li > < li class = "progresssection" > < a href = "2-is.html" > is< / a > < / li > < li class = "progresssection" > < a href = "2-pis.html" > pis< / a > < / li > < li class = "progresssection" > < a href = "2-tkn.html" > tkn< / a > < / li > < li class = "progresssection" > < a href = "2-rmf.html" > rmf< / a > < / li > < li class = "progresscurrent" > i6o< / li > < li class = "progresssection" > < a href = "2-eis.html" > eis< / a > < / li > < li class = "progresssection" > < a href = "2-if.html" > if< / a > < / li > < li class = "progresschapter" > < a href = "3-prd.html" > 3< / a > < / li > < li class = "progressnext" > < a href = "2-eis.html" > ❯ < / a > < / li > < / ul > < / div >
2022-01-20 01:56:42 +02:00
< / nav > <!-- End of weave -->
< / main >
< / body >
< / html >