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// 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"); });