|
- // CodeMirror, copyright (c) by Marijn Haverbeke and others
- // Distributed under an MIT license: https://codemirror.net/LICENSE
-
- (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("velocity", function() {
- function parseWords(str) {
- var obj = {}, words = str.split(" ");
- for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
- return obj;
- }
-
- var keywords = parseWords("#end #else #break #stop #[[ #]] " +
- "#{end} #{else} #{break} #{stop}");
- var functions = parseWords("#if #elseif #foreach #set #include #parse #macro #define #evaluate " +
- "#{if} #{elseif} #{foreach} #{set} #{include} #{parse} #{macro} #{define} #{evaluate}");
- var specials = parseWords("$foreach.count $foreach.hasNext $foreach.first $foreach.last $foreach.topmost $foreach.parent.count $foreach.parent.hasNext $foreach.parent.first $foreach.parent.last $foreach.parent $velocityCount $!bodyContent $bodyContent");
- var isOperatorChar = /[+\-*&%=<>!?:\/|]/;
-
- function chain(stream, state, f) {
- state.tokenize = f;
- return f(stream, state);
- }
- function tokenBase(stream, state) {
- var beforeParams = state.beforeParams;
- state.beforeParams = false;
- var ch = stream.next();
- // start of unparsed string?
- if ((ch == "'") && !state.inString && state.inParams) {
- state.lastTokenWasBuiltin = false;
- return chain(stream, state, tokenString(ch));
- }
- // start of parsed string?
- else if ((ch == '"')) {
- state.lastTokenWasBuiltin = false;
- if (state.inString) {
- state.inString = false;
- return "string";
- }
- else if (state.inParams)
- return chain(stream, state, tokenString(ch));
- }
- // is it one of the special signs []{}().,;? Separator?
- else if (/[\[\]{}\(\),;\.]/.test(ch)) {
- if (ch == "(" && beforeParams)
- state.inParams = true;
- else if (ch == ")") {
- state.inParams = false;
- state.lastTokenWasBuiltin = true;
- }
- return null;
- }
- // start of a number value?
- else if (/\d/.test(ch)) {
- state.lastTokenWasBuiltin = false;
- stream.eatWhile(/[\w\.]/);
- return "number";
- }
- // multi line comment?
- else if (ch == "#" && stream.eat("*")) {
- state.lastTokenWasBuiltin = false;
- return chain(stream, state, tokenComment);
- }
- // unparsed content?
- else if (ch == "#" && stream.match(/ *\[ *\[/)) {
- state.lastTokenWasBuiltin = false;
- return chain(stream, state, tokenUnparsed);
- }
- // single line comment?
- else if (ch == "#" && stream.eat("#")) {
- state.lastTokenWasBuiltin = false;
- stream.skipToEnd();
- return "comment";
- }
- // variable?
- else if (ch == "$") {
- stream.eat("!");
- stream.eatWhile(/[\w\d\$_\.{}-]/);
- // is it one of the specials?
- if (specials && specials.propertyIsEnumerable(stream.current())) {
- return "keyword";
- }
- else {
- state.lastTokenWasBuiltin = true;
- state.beforeParams = true;
- return "builtin";
- }
- }
- // is it a operator?
- else if (isOperatorChar.test(ch)) {
- state.lastTokenWasBuiltin = false;
- stream.eatWhile(isOperatorChar);
- return "operator";
- }
- else {
- // get the whole word
- stream.eatWhile(/[\w\$_{}@]/);
- var word = stream.current();
- // is it one of the listed keywords?
- if (keywords && keywords.propertyIsEnumerable(word))
- return "keyword";
- // is it one of the listed functions?
- if (functions && functions.propertyIsEnumerable(word) ||
- (stream.current().match(/^#@?[a-z0-9_]+ *$/i) && stream.peek()=="(") &&
- !(functions && functions.propertyIsEnumerable(word.toLowerCase()))) {
- state.beforeParams = true;
- state.lastTokenWasBuiltin = false;
- return "keyword";
- }
- if (state.inString) {
- state.lastTokenWasBuiltin = false;
- return "string";
- }
- if (stream.pos > word.length && stream.string.charAt(stream.pos-word.length-1)=="." && state.lastTokenWasBuiltin)
- return "builtin";
- // default: just a "word"
- state.lastTokenWasBuiltin = false;
- return null;
- }
- }
-
- function tokenString(quote) {
- return function(stream, state) {
- var escaped = false, next, end = false;
- while ((next = stream.next()) != null) {
- if ((next == quote) && !escaped) {
- end = true;
- break;
- }
- if (quote=='"' && stream.peek() == '$' && !escaped) {
- state.inString = true;
- end = true;
- break;
- }
- escaped = !escaped && next == "\\";
- }
- if (end) state.tokenize = tokenBase;
- return "string";
- };
- }
-
- function tokenComment(stream, state) {
- var maybeEnd = false, ch;
- while (ch = stream.next()) {
- if (ch == "#" && maybeEnd) {
- state.tokenize = tokenBase;
- break;
- }
- maybeEnd = (ch == "*");
- }
- return "comment";
- }
-
- function tokenUnparsed(stream, state) {
- var maybeEnd = 0, ch;
- while (ch = stream.next()) {
- if (ch == "#" && maybeEnd == 2) {
- state.tokenize = tokenBase;
- break;
- }
- if (ch == "]")
- maybeEnd++;
- else if (ch != " ")
- maybeEnd = 0;
- }
- return "meta";
- }
- // Interface
-
- return {
- startState: function() {
- return {
- tokenize: tokenBase,
- beforeParams: false,
- inParams: false,
- inString: false,
- lastTokenWasBuiltin: false
- };
- },
-
- token: function(stream, state) {
- if (stream.eatSpace()) return null;
- return state.tokenize(stream, state);
- },
- blockCommentStart: "#*",
- blockCommentEnd: "*#",
- lineComment: "##",
- fold: "velocity"
- };
- });
-
- CodeMirror.defineMIME("text/velocity", "velocity");
-
- });
|