CodeMirror.defineMode("sparql", function(config) { var indentUnit = config.indentUnit; var curPunc; function wordRegexp(words) { return new RegExp("^(?:" + words.join("|") + ")$", "i"); } var ops = wordRegexp(["str", "lang", "langmatches", "datatype", "bound", "sameterm", "isiri", "isuri", "isblank", "isliteral", "union", "a"]); var keywords = wordRegexp(["base", "prefix", "select", "distinct", "reduced", "construct", "describe", "ask", "from", "named", "where", "order", "limit", "offset", "filter", "optional", "graph", "by", "asc", "desc"]); var operatorChars = /[*+\-<>=&|]/; function tokenBase(stream, state) { var ch = stream.next(); curPunc = null; if (ch == "$" || ch == "?") { stream.match(/^[\w\d]*/); return "variable-2"; } else if (ch == "<" && !stream.match(/^[\s\u00a0=]/, false)) { stream.match(/^[^\s\u00a0>]*>?/); return "atom"; } else if (ch == "\"" || ch == "'") { state.tokenize = tokenLiteral(ch); return state.tokenize(stream, state); } else if (/[{}\(\),\.;\[\]]/.test(ch)) { curPunc = ch; return null; } else if (ch == "#") { stream.skipToEnd(); return "comment"; } else if (operatorChars.test(ch)) { stream.eatWhile(operatorChars); return null; } else if (ch == ":") { stream.eatWhile(/[\w\d\._\-]/); return "atom"; } else { stream.eatWhile(/[_\w\d]/); if (stream.eat(":")) { stream.eatWhile(/[\w\d_\-]/); return "atom"; } var word = stream.current(); if (ops.test(word)) return null; else if (keywords.test(word)) return "keyword"; else return "variable"; } } function tokenLiteral(quote) { return function(stream, state) { var escaped = false, ch; while ((ch = stream.next()) != null) { if (ch == quote && !escaped) { state.tokenize = tokenBase; break; } escaped = !escaped && ch == "\\"; } return "string"; }; } function pushContext(state, type, col) { state.context = {prev: state.context, indent: state.indent, col: col, type: type}; } function popContext(state) { state.indent = state.context.indent; state.context = state.context.prev; } return { startState: function() { 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; else if (context.type == "pattern") return context.col; else if (context.align) return context.col + (closing ? 0 : 1); else return context.indent + (closing ? 0 : indentUnit); } }; }); CodeMirror.defineMIME("application/x-sparql-query", "sparql");