| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151 | // CodeMirror, copyright (c) by Marijn Haverbeke and others// Distributed under an MIT license: https://codemirror.net/LICENSE// By the Neo4j Team and contributors.// https://github.com/neo4j-contrib/CodeMirror(function(mod) {  if (typeof exports == "object" && typeof module == "object") // CommonJS    mod(require("../../lib/codemirror"));  else if (typeof define == "function" && define.amd) // AMD    define(["../../lib/codemirror"], mod);  else // Plain browser env    mod(CodeMirror);})(function(CodeMirror) {  "use strict";  var wordRegexp = function(words) {    return new RegExp("^(?:" + words.join("|") + ")$", "i");  };  CodeMirror.defineMode("cypher", function(config) {    var tokenBase = function(stream/*, state*/) {      var ch = stream.next();      if (ch ==='"') {        stream.match(/^[^"]*"/);        return "string";      }      if (ch === "'") {        stream.match(/^[^']*'/);        return "string";      }      if (/[{}\(\),\.;\[\]]/.test(ch)) {        curPunc = ch;        return "node";      } else if (ch === "/" && stream.eat("/")) {        stream.skipToEnd();        return "comment";      } else if (operatorChars.test(ch)) {        stream.eatWhile(operatorChars);        return null;      } else {        stream.eatWhile(/[_\w\d]/);        if (stream.eat(":")) {          stream.eatWhile(/[\w\d_\-]/);          return "atom";        }        var word = stream.current();        if (funcs.test(word)) return "builtin";        if (preds.test(word)) return "def";        if (keywords.test(word) || systemKeywords.test(word)) return "keyword";        return "variable";      }    };    var pushContext = function(state, type, col) {      return state.context = {        prev: state.context,        indent: state.indent,        col: col,        type: type      };    };    var popContext = function(state) {      state.indent = state.context.indent;      return state.context = state.context.prev;    };    var indentUnit = config.indentUnit;    var curPunc;    var funcs = wordRegexp(["abs", "acos", "allShortestPaths", "asin", "atan", "atan2", "avg", "ceil", "coalesce", "collect", "cos", "cot", "count", "degrees", "e", "endnode", "exp", "extract", "filter", "floor", "haversin", "head", "id", "keys", "labels", "last", "left", "length", "log", "log10", "lower", "ltrim", "max", "min", "node", "nodes", "percentileCont", "percentileDisc", "pi", "radians", "rand", "range", "reduce", "rel", "relationship", "relationships", "replace", "reverse", "right", "round", "rtrim", "shortestPath", "sign", "sin", "size", "split", "sqrt", "startnode", "stdev", "stdevp", "str", "substring", "sum", "tail", "tan", "timestamp", "toFloat", "toInt", "toString", "trim", "type", "upper"]);    var preds = wordRegexp(["all", "and", "any", "contains", "exists", "has", "in", "none", "not", "or", "single", "xor"]);    var keywords = wordRegexp(["as", "asc", "ascending", "assert", "by", "case", "commit", "constraint", "create", "csv", "cypher", "delete", "desc", "descending", "detach", "distinct", "drop", "else", "end", "ends", "explain", "false", "fieldterminator", "foreach", "from", "headers", "in", "index", "is", "join", "limit", "load", "match", "merge", "null", "on", "optional", "order", "periodic", "profile", "remove", "return", "scan", "set", "skip", "start", "starts", "then", "true", "union", "unique", "unwind", "using", "when", "where", "with", "call", "yield"]);    var systemKeywords = wordRegexp(["access", "active", "assign", "all", "alter", "as", "catalog", "change", "copy", "create", "constraint", "constraints", "current", "database", "databases", "dbms", "default", "deny", "drop", "element", "elements", "exists", "from", "grant", "graph", "graphs", "if", "index", "indexes", "label", "labels", "management", "match", "name", "names", "new", "node", "nodes", "not", "of", "on", "or", "password", "populated", "privileges", "property", "read", "relationship", "relationships", "remove", "replace", "required", "revoke", "role", "roles", "set", "show", "start", "status", "stop", "suspended", "to", "traverse", "type", "types", "user", "users", "with", "write"]);    var operatorChars = /[*+\-<>=&|~%^]/;    return {      startState: function(/*base*/) {        return {          tokenize: tokenBase,          context: null,          indent: 0,          col: 0        };      },      token: function(stream, state) {        if (stream.sol()) {          if (state.context && (state.context.align == null)) {            state.context.align = false;          }          state.indent = stream.indentation();        }        if (stream.eatSpace()) {          return null;        }        var style = state.tokenize(stream, state);        if (style !== "comment" && state.context && (state.context.align == null) && state.context.type !== "pattern") {          state.context.align = true;        }        if (curPunc === "(") {          pushContext(state, ")", stream.column());        } else if (curPunc === "[") {          pushContext(state, "]", stream.column());        } else if (curPunc === "{") {          pushContext(state, "}", stream.column());        } else if (/[\]\}\)]/.test(curPunc)) {          while (state.context && state.context.type === "pattern") {            popContext(state);          }          if (state.context && curPunc === state.context.type) {            popContext(state);          }        } else if (curPunc === "." && state.context && state.context.type === "pattern") {          popContext(state);        } else if (/atom|string|variable/.test(style) && state.context) {          if (/[\}\]]/.test(state.context.type)) {            pushContext(state, "pattern", stream.column());          } else if (state.context.type === "pattern" && !state.context.align) {            state.context.align = true;            state.context.col = stream.column();          }        }        return style;      },      indent: function(state, textAfter) {        var firstChar = textAfter && textAfter.charAt(0);        var context = state.context;        if (/[\]\}]/.test(firstChar)) {          while (context && context.type === "pattern") {            context = context.prev;          }        }        var closing = context && firstChar === context.type;        if (!context) return 0;        if (context.type === "keywords") return CodeMirror.commands.newlineAndIndent;        if (context.align) return context.col + (closing ? 0 : 1);        return context.indent + (closing ? 0 : indentUnit);      }    };  });  CodeMirror.modeExtensions["cypher"] = {    autoFormatLineBreaks: function(text) {      var i, lines, reProcessedPortion;      var lines = text.split("\n");      var reProcessedPortion = /\s+\b(return|where|order by|match|with|skip|limit|create|delete|set)\b\s/g;      for (var i = 0; i < lines.length; i++)        lines[i] = lines[i].replace(reProcessedPortion, " \n$1 ").trim();      return lines.join("\n");    }  };  CodeMirror.defineMIME("application/x-cypher-query", "cypher");});
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