302 lines
8.0 KiB
JavaScript
302 lines
8.0 KiB
JavaScript
// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: http://codemirror.net/LICENSE
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../../lib/codemirror"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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CodeMirror.defineMode("julia", function(_conf, parserConf) {
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var ERRORCLASS = 'error';
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function wordRegexp(words) {
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return new RegExp("^((" + words.join(")|(") + "))\\b");
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}
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var operators = parserConf.operators || /^\.?[|&^\\%*+\-<>!=\/]=?|\?|~|:|\$|\.[<>]|<<=?|>>>?=?|\.[<>=]=|->?|\/\/|\bin\b/;
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var delimiters = parserConf.delimiters || /^[;,()[\]{}]/;
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var identifiers = parserConf.identifiers|| /^[_A-Za-z\u00A1-\uFFFF][_A-Za-z0-9\u00A1-\uFFFF]*!*/;
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var blockOpeners = ["begin", "function", "type", "immutable", "let", "macro", "for", "while", "quote", "if", "else", "elseif", "try", "finally", "catch", "do"];
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var blockClosers = ["end", "else", "elseif", "catch", "finally"];
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var keywordList = ['if', 'else', 'elseif', 'while', 'for', 'begin', 'let', 'end', 'do', 'try', 'catch', 'finally', 'return', 'break', 'continue', 'global', 'local', 'const', 'export', 'import', 'importall', 'using', 'function', 'macro', 'module', 'baremodule', 'type', 'immutable', 'quote', 'typealias', 'abstract', 'bitstype', 'ccall'];
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var builtinList = ['true', 'false', 'enumerate', 'open', 'close', 'nothing', 'NaN', 'Inf', 'print', 'println', 'Int', 'Int8', 'Uint8', 'Int16', 'Uint16', 'Int32', 'Uint32', 'Int64', 'Uint64', 'Int128', 'Uint128', 'Bool', 'Char', 'Float16', 'Float32', 'Float64', 'Array', 'Vector', 'Matrix', 'String', 'UTF8String', 'ASCIIString', 'error', 'warn', 'info', '@printf'];
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//var stringPrefixes = new RegExp("^[br]?('|\")")
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var stringPrefixes = /^(`|'|"{3}|([br]?"))/;
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var keywords = wordRegexp(keywordList);
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var builtins = wordRegexp(builtinList);
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var openers = wordRegexp(blockOpeners);
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var closers = wordRegexp(blockClosers);
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var macro = /^@[_A-Za-z][_A-Za-z0-9]*/;
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var symbol = /^:[_A-Za-z][_A-Za-z0-9]*/;
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var indentInfo = null;
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function in_array(state) {
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var ch = cur_scope(state);
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if(ch=="[" || ch=="{") {
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return true;
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}
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else {
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return false;
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}
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}
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function cur_scope(state) {
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if(state.scopes.length==0) {
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return null;
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}
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return state.scopes[state.scopes.length - 1];
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}
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// tokenizers
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function tokenBase(stream, state) {
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// Handle scope changes
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var leaving_expr = state.leaving_expr;
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if(stream.sol()) {
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leaving_expr = false;
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}
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state.leaving_expr = false;
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if(leaving_expr) {
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if(stream.match(/^'+/)) {
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return 'operator';
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}
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}
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if(stream.match(/^\.{2,3}/)) {
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return 'operator';
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}
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if (stream.eatSpace()) {
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return null;
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}
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var ch = stream.peek();
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// Handle Comments
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if (ch === '#') {
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stream.skipToEnd();
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return 'comment';
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}
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if(ch==='[') {
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state.scopes.push("[");
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}
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if(ch==='{') {
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state.scopes.push("{");
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}
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var scope=cur_scope(state);
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if(scope==='[' && ch===']') {
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state.scopes.pop();
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state.leaving_expr=true;
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}
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if(scope==='{' && ch==='}') {
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state.scopes.pop();
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state.leaving_expr=true;
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}
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if(ch===')') {
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state.leaving_expr = true;
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}
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var match;
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if(!in_array(state) && (match=stream.match(openers, false))) {
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state.scopes.push(match);
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}
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if(!in_array(state) && stream.match(closers, false)) {
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state.scopes.pop();
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}
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if(in_array(state)) {
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if(stream.match(/^end/)) {
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return 'number';
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}
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}
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if(stream.match(/^=>/)) {
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return 'operator';
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}
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// Handle Number Literals
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if (stream.match(/^[0-9\.]/, false)) {
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var imMatcher = RegExp(/^im\b/);
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var floatLiteral = false;
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// Floats
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if (stream.match(/^\d*\.(?!\.)\d+([ef][\+\-]?\d+)?/i)) { floatLiteral = true; }
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if (stream.match(/^\d+\.(?!\.)\d*/)) { floatLiteral = true; }
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if (stream.match(/^\.\d+/)) { floatLiteral = true; }
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if (floatLiteral) {
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// Float literals may be "imaginary"
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stream.match(imMatcher);
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state.leaving_expr = true;
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return 'number';
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}
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// Integers
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var intLiteral = false;
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// Hex
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if (stream.match(/^0x[0-9a-f]+/i)) { intLiteral = true; }
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// Binary
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if (stream.match(/^0b[01]+/i)) { intLiteral = true; }
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// Octal
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if (stream.match(/^0o[0-7]+/i)) { intLiteral = true; }
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// Decimal
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if (stream.match(/^[1-9]\d*(e[\+\-]?\d+)?/)) {
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intLiteral = true;
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}
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// Zero by itself with no other piece of number.
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if (stream.match(/^0(?![\dx])/i)) { intLiteral = true; }
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if (intLiteral) {
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// Integer literals may be "long"
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stream.match(imMatcher);
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state.leaving_expr = true;
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return 'number';
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}
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}
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if(stream.match(/^(::)|(<:)/)) {
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return 'operator';
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}
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// Handle symbols
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if(!leaving_expr && stream.match(symbol)) {
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return 'string';
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}
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// Handle operators and Delimiters
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if (stream.match(operators)) {
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return 'operator';
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}
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// Handle Strings
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if (stream.match(stringPrefixes)) {
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state.tokenize = tokenStringFactory(stream.current());
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return state.tokenize(stream, state);
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}
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if (stream.match(macro)) {
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return 'meta';
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}
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if (stream.match(delimiters)) {
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return null;
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}
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if (stream.match(keywords)) {
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return 'keyword';
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}
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if (stream.match(builtins)) {
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return 'builtin';
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}
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if (stream.match(identifiers)) {
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state.leaving_expr=true;
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return 'variable';
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}
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// Handle non-detected items
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stream.next();
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return ERRORCLASS;
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}
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function tokenStringFactory(delimiter) {
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while ('rub'.indexOf(delimiter.charAt(0).toLowerCase()) >= 0) {
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delimiter = delimiter.substr(1);
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}
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var singleline = delimiter.length == 1;
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var OUTCLASS = 'string';
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function tokenString(stream, state) {
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while (!stream.eol()) {
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stream.eatWhile(/[^'"\\]/);
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if (stream.eat('\\')) {
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stream.next();
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if (singleline && stream.eol()) {
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return OUTCLASS;
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}
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} else if (stream.match(delimiter)) {
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state.tokenize = tokenBase;
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return OUTCLASS;
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} else {
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stream.eat(/['"]/);
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}
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}
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if (singleline) {
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if (parserConf.singleLineStringErrors) {
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return ERRORCLASS;
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} else {
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state.tokenize = tokenBase;
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}
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}
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return OUTCLASS;
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}
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tokenString.isString = true;
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return tokenString;
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}
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function tokenLexer(stream, state) {
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indentInfo = null;
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var style = state.tokenize(stream, state);
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var current = stream.current();
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// Handle '.' connected identifiers
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if (current === '.') {
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style = stream.match(identifiers, false) ? null : ERRORCLASS;
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if (style === null && state.lastStyle === 'meta') {
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// Apply 'meta' style to '.' connected identifiers when
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// appropriate.
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style = 'meta';
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}
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return style;
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}
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return style;
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}
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var external = {
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startState: function() {
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return {
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tokenize: tokenBase,
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scopes: [],
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leaving_expr: false
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};
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},
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token: function(stream, state) {
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var style = tokenLexer(stream, state);
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state.lastStyle = style;
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return style;
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},
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indent: function(state, textAfter) {
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var delta = 0;
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if(textAfter=="end" || textAfter=="]" || textAfter=="}" || textAfter=="else" || textAfter=="elseif" || textAfter=="catch" || textAfter=="finally") {
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delta = -1;
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}
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return (state.scopes.length + delta) * 4;
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},
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lineComment: "#",
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fold: "indent",
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electricChars: "edlsifyh]}"
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};
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return external;
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});
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CodeMirror.defineMIME("text/x-julia", "julia");
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});
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