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188 lines
6.2 KiB
JavaScript

"use strict";
(self["webpackChunk_JUPYTERLAB_CORE_OUTPUT"] = self["webpackChunk_JUPYTERLAB_CORE_OUTPUT"] || []).push([[677],{
/***/ 30677:
/***/ ((__unused_webpack_module, __webpack_exports__, __webpack_require__) => {
__webpack_require__.r(__webpack_exports__);
/* harmony export */ __webpack_require__.d(__webpack_exports__, {
/* harmony export */ vhdl: () => (/* binding */ vhdl)
/* harmony export */ });
function words(str) {
var obj = {}, words = str.split(",");
for (var i = 0; i < words.length; ++i) {
var allCaps = words[i].toUpperCase();
var firstCap = words[i].charAt(0).toUpperCase() + words[i].slice(1);
obj[words[i]] = true;
obj[allCaps] = true;
obj[firstCap] = true;
}
return obj;
}
function metaHook(stream) {
stream.eatWhile(/[\w\$_]/);
return "meta";
}
var atoms = words("null"),
hooks = {"`": metaHook, "$": metaHook},
multiLineStrings = false;
var keywords = words("abs,access,after,alias,all,and,architecture,array,assert,attribute,begin,block," +
"body,buffer,bus,case,component,configuration,constant,disconnect,downto,else,elsif,end,end block,end case," +
"end component,end for,end generate,end if,end loop,end process,end record,end units,entity,exit,file,for," +
"function,generate,generic,generic map,group,guarded,if,impure,in,inertial,inout,is,label,library,linkage," +
"literal,loop,map,mod,nand,new,next,nor,null,of,on,open,or,others,out,package,package body,port,port map," +
"postponed,procedure,process,pure,range,record,register,reject,rem,report,return,rol,ror,select,severity,signal," +
"sla,sll,sra,srl,subtype,then,to,transport,type,unaffected,units,until,use,variable,wait,when,while,with,xnor,xor");
var blockKeywords = words("architecture,entity,begin,case,port,else,elsif,end,for,function,if");
var isOperatorChar = /[&|~><!\)\(*#%@+\/=?\:;}{,\.\^\-\[\]]/;
var curPunc;
function tokenBase(stream, state) {
var ch = stream.next();
if (hooks[ch]) {
var result = hooks[ch](stream, state);
if (result !== false) return result;
}
if (ch == '"') {
state.tokenize = tokenString2(ch);
return state.tokenize(stream, state);
}
if (ch == "'") {
state.tokenize = tokenString(ch);
return state.tokenize(stream, state);
}
if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
curPunc = ch;
return null;
}
if (/[\d']/.test(ch)) {
stream.eatWhile(/[\w\.']/);
return "number";
}
if (ch == "-") {
if (stream.eat("-")) {
stream.skipToEnd();
return "comment";
}
}
if (isOperatorChar.test(ch)) {
stream.eatWhile(isOperatorChar);
return "operator";
}
stream.eatWhile(/[\w\$_]/);
var cur = stream.current();
if (keywords.propertyIsEnumerable(cur.toLowerCase())) {
if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement";
return "keyword";
}
if (atoms.propertyIsEnumerable(cur)) return "atom";
return "variable";
}
function tokenString(quote) {
return function(stream, state) {
var escaped = false, next, end = false;
while ((next = stream.next()) != null) {
if (next == quote && !escaped) {end = true; break;}
escaped = !escaped && next == "--";
}
if (end || !(escaped || multiLineStrings))
state.tokenize = tokenBase;
return "string";
};
}
function tokenString2(quote) {
return function(stream, state) {
var escaped = false, next, end = false;
while ((next = stream.next()) != null) {
if (next == quote && !escaped) {end = true; break;}
escaped = !escaped && next == "--";
}
if (end || !(escaped || multiLineStrings))
state.tokenize = tokenBase;
return "string.special";
};
}
function Context(indented, column, type, align, prev) {
this.indented = indented;
this.column = column;
this.type = type;
this.align = align;
this.prev = prev;
}
function pushContext(state, col, type) {
return state.context = new Context(state.indented, col, type, null, state.context);
}
function popContext(state) {
var t = state.context.type;
if (t == ")" || t == "]" || t == "}")
state.indented = state.context.indented;
return state.context = state.context.prev;
}
// Interface
const vhdl = {
name: "vhdl",
startState: function(indentUnit) {
return {
tokenize: null,
context: new Context(-indentUnit, 0, "top", false),
indented: 0,
startOfLine: true
};
},
token: function(stream, state) {
var ctx = state.context;
if (stream.sol()) {
if (ctx.align == null) ctx.align = false;
state.indented = stream.indentation();
state.startOfLine = true;
}
if (stream.eatSpace()) return null;
curPunc = null;
var style = (state.tokenize || tokenBase)(stream, state);
if (style == "comment" || style == "meta") return style;
if (ctx.align == null) ctx.align = true;
if ((curPunc == ";" || curPunc == ":") && ctx.type == "statement") popContext(state);
else if (curPunc == "{") pushContext(state, stream.column(), "}");
else if (curPunc == "[") pushContext(state, stream.column(), "]");
else if (curPunc == "(") pushContext(state, stream.column(), ")");
else if (curPunc == "}") {
while (ctx.type == "statement") ctx = popContext(state);
if (ctx.type == "}") ctx = popContext(state);
while (ctx.type == "statement") ctx = popContext(state);
}
else if (curPunc == ctx.type) popContext(state);
else if (ctx.type == "}" || ctx.type == "top" || (ctx.type == "statement" && curPunc == "newstatement"))
pushContext(state, stream.column(), "statement");
state.startOfLine = false;
return style;
},
indent: function(state, textAfter, cx) {
if (state.tokenize != tokenBase && state.tokenize != null) return 0;
var firstChar = textAfter && textAfter.charAt(0), ctx = state.context, closing = firstChar == ctx.type;
if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : cx.unit);
else if (ctx.align) return ctx.column + (closing ? 0 : 1);
else return ctx.indented + (closing ? 0 : cx.unit);
},
languageData: {
indentOnInput: /^\s*[{}]$/,
commentTokens: {line: "--"}
}
}
/***/ })
}]);
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