smartymixed.js
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// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
/**
* @file smartymixed.js
* @brief Smarty Mixed Codemirror mode (Smarty + Mixed HTML)
* @author Ruslan Osmanov <rrosmanov at gmail dot com>
* @version 3.0
* @date 05.07.2013
*/
// Warning: Don't base other modes on this one. This here is a
// terrible way to write a mixed mode.
(function(mod) {
if (typeof exports == "object" && typeof module == "object") // CommonJS
mod(require("../../lib/codemirror"), require("../htmlmixed/htmlmixed"), require("../smarty/smarty"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror", "../htmlmixed/htmlmixed", "../smarty/smarty"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.defineMode("smartymixed", function(config) {
var htmlMixedMode = CodeMirror.getMode(config, "htmlmixed");
var smartyMode = CodeMirror.getMode(config, "smarty");
var settings = {
rightDelimiter: '}',
leftDelimiter: '{'
};
if (config.hasOwnProperty("leftDelimiter")) {
settings.leftDelimiter = config.leftDelimiter;
}
if (config.hasOwnProperty("rightDelimiter")) {
settings.rightDelimiter = config.rightDelimiter;
}
function reEsc(str) { return str.replace(/[^\s\w]/g, "\\$&"); }
var reLeft = reEsc(settings.leftDelimiter), reRight = reEsc(settings.rightDelimiter);
var regs = {
smartyComment: new RegExp("^" + reRight + "\\*"),
literalOpen: new RegExp(reLeft + "literal" + reRight),
literalClose: new RegExp(reLeft + "\/literal" + reRight),
hasLeftDelimeter: new RegExp(".*" + reLeft),
htmlHasLeftDelimeter: new RegExp("[^<>]*" + reLeft)
};
var helpers = {
chain: function(stream, state, parser) {
state.tokenize = parser;
return parser(stream, state);
},
cleanChain: function(stream, state, parser) {
state.tokenize = null;
state.localState = null;
state.localMode = null;
return (typeof parser == "string") ? (parser ? parser : null) : parser(stream, state);
},
maybeBackup: function(stream, pat, style) {
var cur = stream.current();
var close = cur.search(pat),
m;
if (close > - 1) stream.backUp(cur.length - close);
else if (m = cur.match(/<\/?$/)) {
stream.backUp(cur.length);
if (!stream.match(pat, false)) stream.match(cur[0]);
}
return style;
}
};
var parsers = {
html: function(stream, state) {
var htmlTagName = state.htmlMixedState.htmlState.context && state.htmlMixedState.htmlState.context.tagName
? state.htmlMixedState.htmlState.context.tagName
: null;
if (!state.inLiteral && stream.match(regs.htmlHasLeftDelimeter, false) && htmlTagName === null) {
state.tokenize = parsers.smarty;
state.localMode = smartyMode;
state.localState = smartyMode.startState(htmlMixedMode.indent(state.htmlMixedState, ""));
return helpers.maybeBackup(stream, settings.leftDelimiter, smartyMode.token(stream, state.localState));
} else if (!state.inLiteral && stream.match(settings.leftDelimiter, false)) {
state.tokenize = parsers.smarty;
state.localMode = smartyMode;
state.localState = smartyMode.startState(htmlMixedMode.indent(state.htmlMixedState, ""));
return helpers.maybeBackup(stream, settings.leftDelimiter, smartyMode.token(stream, state.localState));
}
return htmlMixedMode.token(stream, state.htmlMixedState);
},
smarty: function(stream, state) {
if (stream.match(settings.leftDelimiter, false)) {
if (stream.match(regs.smartyComment, false)) {
return helpers.chain(stream, state, parsers.inBlock("comment", "*" + settings.rightDelimiter));
}
} else if (stream.match(settings.rightDelimiter, false)) {
stream.eat(settings.rightDelimiter);
state.tokenize = parsers.html;
state.localMode = htmlMixedMode;
state.localState = state.htmlMixedState;
return "tag";
}
return helpers.maybeBackup(stream, settings.rightDelimiter, smartyMode.token(stream, state.localState));
},
inBlock: function(style, terminator) {
return function(stream, state) {
while (!stream.eol()) {
if (stream.match(terminator)) {
helpers.cleanChain(stream, state, "");
break;
}
stream.next();
}
return style;
};
}
};
return {
startState: function() {
var state = htmlMixedMode.startState();
return {
token: parsers.html,
localMode: null,
localState: null,
htmlMixedState: state,
tokenize: null,
inLiteral: false
};
},
copyState: function(state) {
var local = null, tok = (state.tokenize || state.token);
if (state.localState) {
local = CodeMirror.copyState((tok != parsers.html ? smartyMode : htmlMixedMode), state.localState);
}
return {
token: state.token,
tokenize: state.tokenize,
localMode: state.localMode,
localState: local,
htmlMixedState: CodeMirror.copyState(htmlMixedMode, state.htmlMixedState),
inLiteral: state.inLiteral
};
},
token: function(stream, state) {
if (stream.match(settings.leftDelimiter, false)) {
if (!state.inLiteral && stream.match(regs.literalOpen, true)) {
state.inLiteral = true;
return "keyword";
} else if (state.inLiteral && stream.match(regs.literalClose, true)) {
state.inLiteral = false;
return "keyword";
}
}
if (state.inLiteral && state.localState != state.htmlMixedState) {
state.tokenize = parsers.html;
state.localMode = htmlMixedMode;
state.localState = state.htmlMixedState;
}
var style = (state.tokenize || state.token)(stream, state);
return style;
},
indent: function(state, textAfter) {
if (state.localMode == smartyMode
|| (state.inLiteral && !state.localMode)
|| regs.hasLeftDelimeter.test(textAfter)) {
return CodeMirror.Pass;
}
return htmlMixedMode.indent(state.htmlMixedState, textAfter);
},
innerMode: function(state) {
return {
state: state.localState || state.htmlMixedState,
mode: state.localMode || htmlMixedMode
};
}
};
}, "htmlmixed", "smarty");
CodeMirror.defineMIME("text/x-smarty", "smartymixed");
// vim: et ts=2 sts=2 sw=2
});