// CodeMirror, copyright (c) by Marijn Haverbeke and others // Distributed under an MIT license: http://codemirror.net/LICENSE /********************************************************** * This script provides syntax highlighting support for * the Ntriples format. * Ntriples format specification: * http://www.w3.org/TR/rdf-testcases/#ntriples ***********************************************************/ /* The following expression defines the defined ASF grammar transitions. pre_subject -> { ( writing_subject_uri | writing_bnode_uri ) -> pre_predicate -> writing_predicate_uri -> pre_object -> writing_object_uri | writing_object_bnode | ( writing_object_literal -> writing_literal_lang | writing_literal_type ) -> post_object -> BEGIN } otherwise { -> ERROR } */ (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"; CodeMirror.defineMode("ntriples", function() { var Location = { PRE_SUBJECT : 0, WRITING_SUB_URI : 1, WRITING_BNODE_URI : 2, PRE_PRED : 3, WRITING_PRED_URI : 4, PRE_OBJ : 5, WRITING_OBJ_URI : 6, WRITING_OBJ_BNODE : 7, WRITING_OBJ_LITERAL : 8, WRITING_LIT_LANG : 9, WRITING_LIT_TYPE : 10, POST_OBJ : 11, ERROR : 12 }; function transitState(currState, c) { var currLocation = currState.location; var ret; // Opening. if (currLocation == Location.PRE_SUBJECT && c == '<') ret = Location.WRITING_SUB_URI; else if(currLocation == Location.PRE_SUBJECT && c == '_') ret = Location.WRITING_BNODE_URI; else if(currLocation == Location.PRE_PRED && c == '<') ret = Location.WRITING_PRED_URI; else if(currLocation == Location.PRE_OBJ && c == '<') ret = Location.WRITING_OBJ_URI; else if(currLocation == Location.PRE_OBJ && c == '_') ret = Location.WRITING_OBJ_BNODE; else if(currLocation == Location.PRE_OBJ && c == '"') ret = Location.WRITING_OBJ_LITERAL; // Closing. else if(currLocation == Location.WRITING_SUB_URI && c == '>') ret = Location.PRE_PRED; else if(currLocation == Location.WRITING_BNODE_URI && c == ' ') ret = Location.PRE_PRED; else if(currLocation == Location.WRITING_PRED_URI && c == '>') ret = Location.PRE_OBJ; else if(currLocation == Location.WRITING_OBJ_URI && c == '>') ret = Location.POST_OBJ; else if(currLocation == Location.WRITING_OBJ_BNODE && c == ' ') ret = Location.POST_OBJ; else if(currLocation == Location.WRITING_OBJ_LITERAL && c == '"') ret = Location.POST_OBJ; else if(currLocation == Location.WRITING_LIT_LANG && c == ' ') ret = Location.POST_OBJ; else if(currLocation == Location.WRITING_LIT_TYPE && c == '>') ret = Location.POST_OBJ; // Closing typed and language literal. else if(currLocation == Location.WRITING_OBJ_LITERAL && c == '@') ret = Location.WRITING_LIT_LANG; else if(currLocation == Location.WRITING_OBJ_LITERAL && c == '^') ret = Location.WRITING_LIT_TYPE; // Spaces. else if( c == ' ' && ( currLocation == Location.PRE_SUBJECT || currLocation == Location.PRE_PRED || currLocation == Location.PRE_OBJ || currLocation == Location.POST_OBJ ) ) ret = currLocation; // Reset. else if(currLocation == Location.POST_OBJ && c == '.') ret = Location.PRE_SUBJECT; // Error else ret = Location.ERROR; currState.location=ret; } return { startState: function() { return { location : Location.PRE_SUBJECT, uris : [], anchors : [], bnodes : [], langs : [], types : [] }; }, token: function(stream, state) { var ch = stream.next(); if(ch == '<') { transitState(state, ch); var parsedURI = ''; stream.eatWhile( function(c) { if( c != '#' && c != '>' ) { parsedURI += c; return true; } return false;} ); state.uris.push(parsedURI); if( stream.match('#', false) ) return 'variable'; stream.next(); transitState(state, '>'); return 'variable'; } if(ch == '#') { var parsedAnchor = ''; stream.eatWhile(function(c) { if(c != '>' && c != ' ') { parsedAnchor+= c; return true; } return false;}); state.anchors.push(parsedAnchor); return 'variable-2'; } if(ch == '>') { transitState(state, '>'); return 'variable'; } if(ch == '_') { transitState(state, ch); var parsedBNode = ''; stream.eatWhile(function(c) { if( c != ' ' ) { parsedBNode += c; return true; } return false;}); state.bnodes.push(parsedBNode); stream.next(); transitState(state, ' ');