Added support for OpenQasm (#2797)

components.json

@@ -850,6 +850,11 @@
 			],
 			"owner": "Milania1"
 		},
+		"openqasm": {
+			"title": "OpenQasm",
+			"alias": "qasm",
+			"owner": "RunDevelopment"
+		},
 		"oz": {
 			"title": "Oz",
 			"owner": "Golmote"

components/prism-openqasm.js

@@ -0,0 +1,23 @@
+// https://qiskit.github.io/openqasm/grammar/index.html
+
+Prism.languages.openqasm = {
+	'comment': /\/\*[\s\S]*?\*\/|\/\/.*/,
+	'string': {
+		pattern: /"[^"\r\n\t]*"|'[^'\r\n\t]*'/,
+		greedy: true
+	},
+
+	'keyword': /\b(?:barrier|boxas|boxto|break|const|continue|ctrl|def|defcal|defcalgrammar|delay|else|end|for|gate|gphase|if|in|include|inv|kernel|lengthof|let|measure|pow|reset|return|rotary|stretchinf|while|CX|OPENQASM|U)\b|#pragma\b/,
+	'class-name': /\b(?:angle|bit|bool|creg|fixed|float|int|length|qreg|qubit|stretch|uint)\b/,
+	'function': /\b(?:sin|cos|tan|exp|ln|sqrt|rotl|rotr|popcount)\b(?=\s*\()/,
+
+	'constant': /\b(?:pi|tau|euler)\b|[π𝜏ℇ]/,
+	'number': {
+		pattern: /(^|[^.\w$])(?:\d+(?:\.\d*)?|\.\d+)(?:e[+-]?\d+)?(?:dt|ns|us|µs|ms|s)?/i,
+		lookbehind: true
+	},
+	'operator': /->|>>=?|<<=?|&&|\|\||\+\+|--|[!=<>&|~^+\-*/%]=?|@/,
+	'punctuation': /[(){}\[\];,:.]/
+};
+
+Prism.languages.qasm = Prism.languages.openqasm;

components/prism-openqasm.min.js

@@ -0,0 +1 @@
+Prism.languages.openqasm={comment:/\/\*[\s\S]*?\*\/|\/\/.*/,string:{pattern:/"[^"\r\n\t]*"|'[^'\r\n\t]*'/,greedy:!0},keyword:/\b(?:barrier|boxas|boxto|break|const|continue|ctrl|def|defcal|defcalgrammar|delay|else|end|for|gate|gphase|if|in|include|inv|kernel|lengthof|let|measure|pow|reset|return|rotary|stretchinf|while|CX|OPENQASM|U)\b|#pragma\b/,"class-name":/\b(?:angle|bit|bool|creg|fixed|float|int|length|qreg|qubit|stretch|uint)\b/,function:/\b(?:sin|cos|tan|exp|ln|sqrt|rotl|rotr|popcount)\b(?=\s*\()/,constant:/\b(?:pi|tau|euler)\b|[π𝜏ℇ]/,number:{pattern:/(^|[^.\w$])(?:\d+(?:\.\d*)?|\.\d+)(?:e[+-]?\d+)?(?:dt|ns|us|µs|ms|s)?/i,lookbehind:!0},operator:/->|>>=?|<<=?|&&|\|\||\+\+|--|[!=<>&|~^+\-*/%]=?|@/,punctuation:/[(){}\[\];,:.]/},Prism.languages.qasm=Prism.languages.openqasm;

examples/prism-openqasm.html

@@ -0,0 +1,43 @@
+<h2>Full example</h2>
+<pre class="language-cpp"><code>// https://github.com/Qiskit/openqasm
+/*
+ * Repeat-until-success circuit for Rz(theta),
+ * cos(theta-pi)=3/5, from Nielsen and Chuang, Chapter 4.
+ */
+OPENQASM 3;
+include "stdgates.inc";
+
+/*
+ * Applies identity if out is 01, 10, or 11 and a Z-rotation by
+ * theta + pi where cos(theta)=3/5 if out is 00.
+ * The 00 outcome occurs with probability 5/8.
+ */
+def segment qubit[2]:anc, qubit:psi -> bit[2] {
+  bit[2] b;
+  reset anc;
+  h anc;
+  ccx anc[0], anc[1], psi;
+  s psi;
+  ccx anc[0], anc[1], psi;
+  z psi;
+  h anc;
+  measure anc -> b;
+  return b;
+}
+
+qubit input;
+qubit ancilla[2];
+bit flags[2] = "11";
+bit output;
+
+reset input;
+h input;
+
+// braces are optional in this case
+while(int(flags) != 0) {
+  flags = segment ancilla, input;
+}
+rz(pi - arccos(3 / 5)) input;
+h input;
+output = measure input;  // should get zero
+</code></pre>

plugins/autoloader/prism-autoloader.js

@@ -205,6 +205,7 @@
 		"n4jsd": "n4js",
 		"nani": "naniscript",
 		"objc": "objectivec",
+		"qasm": "openqasm",
 		"objectpascal": "pascal",
 		"px": "pcaxis",
 		"pcode": "peoplecode",

plugins/show-language/prism-show-language.js

@@ -147,6 +147,8 @@
 		"objc": "Objective-C",
 		"ocaml": "OCaml",
 		"opencl": "OpenCL",
+		"openqasm": "OpenQasm",
+		"qasm": "OpenQasm",
 		"parigp": "PARI/GP",
 		"objectpascal": "Object Pascal",
 		"psl": "PATROL Scripting Language",

plugins/show-language/prism-show-language.min.js

@@ -1 +1 @@
-!function(){if("undefined"!=typeof self&&self.Prism&&self.document)if(Prism.plugins.toolbar){var i={none:"Plain text",plain:"Plain text",plaintext:"Plain text",text:"Plain text",txt:"Plain text",html:"HTML",xml:"XML",svg:"SVG",mathml:"MathML",ssml:"SSML",rss:"RSS",css:"CSS",clike:"C-like",js:"JavaScript",abap:"ABAP",abnf:"ABNF",al:"AL",antlr4:"ANTLR4",g4:"ANTLR4",apacheconf:"Apache Configuration",apl:"APL",aql:"AQL",arff:"ARFF",asciidoc:"AsciiDoc",adoc:"AsciiDoc",aspnet:"ASP.NET (C#)",asm6502:"6502 Assembly",autohotkey:"AutoHotkey",autoit:"AutoIt",basic:"BASIC",bbcode:"BBcode",bnf:"BNF",rbnf:"RBNF",bsl:"BSL (1C:Enterprise)",oscript:"OneScript",csharp:"C#",cs:"C#",dotnet:"C#",cpp:"C++",cfscript:"CFScript",cfc:"CFScript",cil:"CIL",cmake:"CMake",coffee:"CoffeeScript",conc:"Concurnas",csp:"Content-Security-Policy","css-extras":"CSS Extras",csv:"CSV",dataweave:"DataWeave",dax:"DAX",django:"Django/Jinja2",jinja2:"Django/Jinja2","dns-zone-file":"DNS zone file","dns-zone":"DNS zone file",dockerfile:"Docker",dot:"DOT (Graphviz)",gv:"DOT (Graphviz)",ebnf:"EBNF",editorconfig:"EditorConfig",ejs:"EJS",etlua:"Embedded Lua templating",erb:"ERB","excel-formula":"Excel Formula",xlsx:"Excel Formula",xls:"Excel Formula",fsharp:"F#","firestore-security-rules":"Firestore security rules",ftl:"FreeMarker Template Language",gml:"GameMaker Language",gamemakerlanguage:"GameMaker Language",gcode:"G-code",gdscript:"GDScript",gedcom:"GEDCOM",glsl:"GLSL",graphql:"GraphQL",hs:"Haskell",hcl:"HCL",hlsl:"HLSL",http:"HTTP",hpkp:"HTTP Public-Key-Pins",hsts:"HTTP Strict-Transport-Security",ichigojam:"IchigoJam","icu-message-format":"ICU Message Format",idr:"Idris",ignore:".ignore",gitignore:".gitignore",hgignore:".hgignore",npmignore:".npmignore",inform7:"Inform 7",javadoc:"JavaDoc",javadoclike:"JavaDoc-like",javastacktrace:"Java stack trace",jq:"JQ",jsdoc:"JSDoc","js-extras":"JS Extras",json:"JSON",webmanifest:"Web App Manifest",json5:"JSON5",jsonp:"JSONP",jsstacktrace:"JS stack trace","js-templates":"JS Templates",kts:"Kotlin Script",kt:"Kotlin",kumir:"KuMir (КуМир)",kum:"KuMir (КуМир)",latex:"LaTeX",tex:"TeX",context:"ConTeXt",lilypond:"LilyPond",ly:"LilyPond",emacs:"Lisp",elisp:"Lisp","emacs-lisp":"Lisp",llvm:"LLVM IR",lolcode:"LOLCODE",md:"Markdown","markup-templating":"Markup templating",matlab:"MATLAB",mel:"MEL",mongodb:"MongoDB",moon:"MoonScript",n1ql:"N1QL",n4js:"N4JS",n4jsd:"N4JS","nand2tetris-hdl":"Nand To Tetris HDL",naniscript:"Naninovel Script",nani:"Naninovel Script",nasm:"NASM",neon:"NEON",nginx:"nginx",nsis:"NSIS",objectivec:"Objective-C",objc:"Objective-C",ocaml:"OCaml",opencl:"OpenCL",parigp:"PARI/GP",objectpascal:"Object Pascal",psl:"PATROL Scripting Language",pcaxis:"PC-Axis",px:"PC-Axis",peoplecode:"PeopleCode",pcode:"PeopleCode",php:"PHP",phpdoc:"PHPDoc","php-extras":"PHP Extras",plsql:"PL/SQL",powerquery:"PowerQuery",pq:"PowerQuery",mscript:"PowerQuery",powershell:"PowerShell",promql:"PromQL",properties:".properties",protobuf:"Protocol Buffers",purebasic:"PureBasic",pbfasm:"PureBasic",purs:"PureScript",py:"Python",q:"Q (kdb+ database)",qml:"QML",rkt:"Racket",jsx:"React JSX",tsx:"React TSX",renpy:"Ren'py",rpy:"Ren'py",rest:"reST (reStructuredText)",robotframework:"Robot Framework",robot:"Robot Framework",rb:"Ruby",sas:"SAS",sass:"Sass (Sass)",scss:"Sass (Scss)","shell-session":"Shell session","sh-session":"Shell session",shellsession:"Shell session",sml:"SML",smlnj:"SML/NJ",solidity:"Solidity (Ethereum)",sol:"Solidity (Ethereum)","solution-file":"Solution file",sln:"Solution file",soy:"Soy (Closure Template)",sparql:"SPARQL",rq:"SPARQL","splunk-spl":"Splunk SPL",sqf:"SQF: Status Quo Function (Arma 3)",sql:"SQL",iecst:"Structured Text (IEC 61131-3)","t4-templating":"T4 templating","t4-cs":"T4 Text Templates (C#)",t4:"T4 Text Templates (C#)","t4-vb":"T4 Text Templates (VB)",tap:"TAP",tt2:"Template Toolkit 2",toml:"TOML",trig:"TriG",ts:"TypeScript",tsconfig:"TSConfig",uscript:"UnrealScript",uc:"UnrealScript",uri:"URI",url:"URL",vbnet:"VB.Net",vhdl:"VHDL",vim:"vim","visual-basic":"Visual Basic",vba:"VBA",vb:"Visual Basic",wasm:"WebAssembly",wiki:"Wiki markup",xeoracube:"XeoraCube","xml-doc":"XML doc (.net)",xojo:"Xojo (REALbasic)",xquery:"XQuery",yaml:"YAML",yml:"YAML",yang:"YANG"};Prism.plugins.toolbar.registerButton("show-language",function(e){var t=e.element.parentNode;if(t&&/pre/i.test(t.nodeName)){var a,s=t.getAttribute("data-language")||i[e.language]||((a=e.language)?(a.substring(0,1).toUpperCase()+a.substring(1)).replace(/s(?=cript)/,"S"):a);if(s){var o=document.createElement("span");return o.textContent=s,o}}})}else console.warn("Show Languages plugin loaded before Toolbar plugin.")}();
+!function(){if("undefined"!=typeof self&&self.Prism&&self.document)if(Prism.plugins.toolbar){var i={none:"Plain text",plain:"Plain text",plaintext:"Plain text",text:"Plain text",txt:"Plain text",html:"HTML",xml:"XML",svg:"SVG",mathml:"MathML",ssml:"SSML",rss:"RSS",css:"CSS",clike:"C-like",js:"JavaScript",abap:"ABAP",abnf:"ABNF",al:"AL",antlr4:"ANTLR4",g4:"ANTLR4",apacheconf:"Apache Configuration",apl:"APL",aql:"AQL",arff:"ARFF",asciidoc:"AsciiDoc",adoc:"AsciiDoc",aspnet:"ASP.NET (C#)",asm6502:"6502 Assembly",autohotkey:"AutoHotkey",autoit:"AutoIt",basic:"BASIC",bbcode:"BBcode",bnf:"BNF",rbnf:"RBNF",bsl:"BSL (1C:Enterprise)",oscript:"OneScript",csharp:"C#",cs:"C#",dotnet:"C#",cpp:"C++",cfscript:"CFScript",cfc:"CFScript",cil:"CIL",cmake:"CMake",coffee:"CoffeeScript",conc:"Concurnas",csp:"Content-Security-Policy","css-extras":"CSS Extras",csv:"CSV",dataweave:"DataWeave",dax:"DAX",django:"Django/Jinja2",jinja2:"Django/Jinja2","dns-zone-file":"DNS zone file","dns-zone":"DNS zone file",dockerfile:"Docker",dot:"DOT (Graphviz)",gv:"DOT (Graphviz)",ebnf:"EBNF",editorconfig:"EditorConfig",ejs:"EJS",etlua:"Embedded Lua templating",erb:"ERB","excel-formula":"Excel Formula",xlsx:"Excel Formula",xls:"Excel Formula",fsharp:"F#","firestore-security-rules":"Firestore security rules",ftl:"FreeMarker Template Language",gml:"GameMaker Language",gamemakerlanguage:"GameMaker Language",gcode:"G-code",gdscript:"GDScript",gedcom:"GEDCOM",glsl:"GLSL",graphql:"GraphQL",hs:"Haskell",hcl:"HCL",hlsl:"HLSL",http:"HTTP",hpkp:"HTTP Public-Key-Pins",hsts:"HTTP Strict-Transport-Security",ichigojam:"IchigoJam","icu-message-format":"ICU Message Format",idr:"Idris",ignore:".ignore",gitignore:".gitignore",hgignore:".hgignore",npmignore:".npmignore",inform7:"Inform 7",javadoc:"JavaDoc",javadoclike:"JavaDoc-like",javastacktrace:"Java stack trace",jq:"JQ",jsdoc:"JSDoc","js-extras":"JS Extras",json:"JSON",webmanifest:"Web App Manifest",json5:"JSON5",jsonp:"JSONP",jsstacktrace:"JS stack trace","js-templates":"JS Templates",kts:"Kotlin Script",kt:"Kotlin",kumir:"KuMir (КуМир)",kum:"KuMir (КуМир)",latex:"LaTeX",tex:"TeX",context:"ConTeXt",lilypond:"LilyPond",ly:"LilyPond",emacs:"Lisp",elisp:"Lisp","emacs-lisp":"Lisp",llvm:"LLVM IR",lolcode:"LOLCODE",md:"Markdown","markup-templating":"Markup templating",matlab:"MATLAB",mel:"MEL",mongodb:"MongoDB",moon:"MoonScript",n1ql:"N1QL",n4js:"N4JS",n4jsd:"N4JS","nand2tetris-hdl":"Nand To Tetris HDL",naniscript:"Naninovel Script",nani:"Naninovel Script",nasm:"NASM",neon:"NEON",nginx:"nginx",nsis:"NSIS",objectivec:"Objective-C",objc:"Objective-C",ocaml:"OCaml",opencl:"OpenCL",openqasm:"OpenQasm",qasm:"OpenQasm",parigp:"PARI/GP",objectpascal:"Object Pascal",psl:"PATROL Scripting Language",pcaxis:"PC-Axis",px:"PC-Axis",peoplecode:"PeopleCode",pcode:"PeopleCode",php:"PHP",phpdoc:"PHPDoc","php-extras":"PHP Extras",plsql:"PL/SQL",powerquery:"PowerQuery",pq:"PowerQuery",mscript:"PowerQuery",powershell:"PowerShell",promql:"PromQL",properties:".properties",protobuf:"Protocol Buffers",purebasic:"PureBasic",pbfasm:"PureBasic",purs:"PureScript",py:"Python",q:"Q (kdb+ database)",qml:"QML",rkt:"Racket",jsx:"React JSX",tsx:"React TSX",renpy:"Ren'py",rpy:"Ren'py",rest:"reST (reStructuredText)",robotframework:"Robot Framework",robot:"Robot Framework",rb:"Ruby",sas:"SAS",sass:"Sass (Sass)",scss:"Sass (Scss)","shell-session":"Shell session","sh-session":"Shell session",shellsession:"Shell session",sml:"SML",smlnj:"SML/NJ",solidity:"Solidity (Ethereum)",sol:"Solidity (Ethereum)","solution-file":"Solution file",sln:"Solution file",soy:"Soy (Closure Template)",sparql:"SPARQL",rq:"SPARQL","splunk-spl":"Splunk SPL",sqf:"SQF: Status Quo Function (Arma 3)",sql:"SQL",iecst:"Structured Text (IEC 61131-3)","t4-templating":"T4 templating","t4-cs":"T4 Text Templates (C#)",t4:"T4 Text Templates (C#)","t4-vb":"T4 Text Templates (VB)",tap:"TAP",tt2:"Template Toolkit 2",toml:"TOML",trig:"TriG",ts:"TypeScript",tsconfig:"TSConfig",uscript:"UnrealScript",uc:"UnrealScript",uri:"URI",url:"URL",vbnet:"VB.Net",vhdl:"VHDL",vim:"vim","visual-basic":"Visual Basic",vba:"VBA",vb:"Visual Basic",wasm:"WebAssembly",wiki:"Wiki markup",xeoracube:"XeoraCube","xml-doc":"XML doc (.net)",xojo:"Xojo (REALbasic)",xquery:"XQuery",yaml:"YAML",yml:"YAML",yang:"YANG"};Prism.plugins.toolbar.registerButton("show-language",function(e){var a=e.element.parentNode;if(a&&/pre/i.test(a.nodeName)){var t,s=a.getAttribute("data-language")||i[e.language]||((t=e.language)?(t.substring(0,1).toUpperCase()+t.substring(1)).replace(/s(?=cript)/,"S"):t);if(s){var o=document.createElement("span");return o.textContent=s,o}}})}else console.warn("Show Languages plugin loaded before Toolbar plugin.")}();

tests/languages/openqasm/class-name_feature.test

@@ -0,0 +1,29 @@
+angle
+bit
+bool
+creg
+fixed
+float
+int
+length
+qreg
+qubit
+stretch
+uint
+
+----------------------------------------------------
+
+[
+	["class-name", "angle"],
+	["class-name", "bit"],
+	["class-name", "bool"],
+	["class-name", "creg"],
+	["class-name", "fixed"],
+	["class-name", "float"],
+	["class-name", "int"],
+	["class-name", "length"],
+	["class-name", "qreg"],
+	["class-name", "qubit"],
+	["class-name", "stretch"],
+	["class-name", "uint"]
+]

tests/languages/openqasm/comment_feature.test

@@ -0,0 +1,13 @@
+/*
+ comment
+ */
+
+// comment
+
+----------------------------------------------------
+
+[
+	["comment", "/*\r\n comment\r\n */"],
+
+	["comment", "// comment"]
+]

tests/languages/openqasm/constant_feature.test

@@ -0,0 +1,9 @@
+pi tau euler
+π τ ℇ
+
+----------------------------------------------------
+
+[
+	["constant", "pi"], ["constant", "tau"], ["constant", "euler"],
+	["constant", "π"], " τ ", ["constant", "ℇ"]
+]

tests/languages/openqasm/keyword_feature.test

@@ -0,0 +1,79 @@
+barrier
+boxas
+boxto
+break
+const
+continue
+ctrl
+def
+defcal
+defcalgrammar
+delay
+else
+end
+for
+gate
+gphase
+if
+in
+include
+inv
+kernel
+lengthof
+let
+measure
+pow
+reset
+return
+rotary
+stretchinf
+while
+
+OPENQASM
+
+CX
+U
+
+#pragma
+
+----------------------------------------------------
+
+[
+	["keyword", "barrier"],
+	["keyword", "boxas"],
+	["keyword", "boxto"],
+	["keyword", "break"],
+	["keyword", "const"],
+	["keyword", "continue"],
+	["keyword", "ctrl"],
+	["keyword", "def"],
+	["keyword", "defcal"],
+	["keyword", "defcalgrammar"],
+	["keyword", "delay"],
+	["keyword", "else"],
+	["keyword", "end"],
+	["keyword", "for"],
+	["keyword", "gate"],
+	["keyword", "gphase"],
+	["keyword", "if"],
+	["keyword", "in"],
+	["keyword", "include"],
+	["keyword", "inv"],
+	["keyword", "kernel"],
+	["keyword", "lengthof"],
+	["keyword", "let"],
+	["keyword", "measure"],
+	["keyword", "pow"],
+	["keyword", "reset"],
+	["keyword", "return"],
+	["keyword", "rotary"],
+	["keyword", "stretchinf"],
+	["keyword", "while"],
+
+	["keyword", "OPENQASM"],
+
+	["keyword", "CX"],
+	["keyword", "U"],
+
+	["keyword", "#pragma"]
+]

tests/languages/openqasm/number_feature.test

@@ -0,0 +1,23 @@
+1234
+1e2
+.5
+
+1000ms
+1000dt
+
+// not a number
+$0
+
+----------------------------------------------------
+
+[
+	["number", "1234"],
+	["number", "1e2"],
+	["number", ".5"],
+
+	["number", "1000ms"],
+	["number", "1000dt"],
+
+	["comment", "// not a number"],
+	"\r\n$0"
+]

tests/languages/openqasm/operator_feature.test

@@ -0,0 +1,56 @@
+> < >= <= == !=
+
+& | ~ ^ << >>
+&= |= ~= ^= <<= >>=
+
+! && ||
+
+= -> @
+
++ - * / %
++= -= *= /= %=
+++ --
+
+----------------------------------------------------
+
+[
+	["operator", ">"],
+	["operator", "<"],
+	["operator", ">="],
+	["operator", "<="],
+	["operator", "=="],
+	["operator", "!="],
+
+	["operator", "&"],
+	["operator", "|"],
+	["operator", "~"],
+	["operator", "^"],
+	["operator", "<<"],
+	["operator", ">>"],
+
+	["operator", "&="],
+	["operator", "|="],
+	["operator", "~="],
+	["operator", "^="],
+	["operator", "<<="],
+	["operator", ">>="],
+
+	["operator", "!"], ["operator", "&&"], ["operator", "||"],
+
+	["operator", "="], ["operator", "->"], ["operator", "@"],
+
+	["operator", "+"],
+	["operator", "-"],
+	["operator", "*"],
+	["operator", "/"],
+	["operator", "%"],
+
+	["operator", "+="],
+	["operator", "-="],
+	["operator", "*="],
+	["operator", "/="],
+	["operator", "%="],
+
+	["operator", "++"],
+	["operator", "--"]
+]

tests/languages/openqasm/string_feature.test

@@ -0,0 +1,9 @@
+"foo"
+'bar'
+
+----------------------------------------------------
+
+[
+	["string", "\"foo\""],
+	["string", "'bar'"]
+]