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gitea/public/plugins/codemirror-5.17.0/mode/slim/slim.js
Richard Mahn 69dae1ec1c Added coding style modes to SimpleMDE (#3286)
* Added coding style modes to SimpleMDE

* Moved the CodeMirror addon from simplemd to codemirror directory
2016-07-23 13:29:20 +08:00

576 lines
18 KiB
JavaScript

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
// Slim Highlighting for CodeMirror copyright (c) HicknHack Software Gmbh
(function(mod) {
if (typeof exports == "object" && typeof module == "object") // CommonJS
mod(require("../../lib/codemirror"), require("../htmlmixed/htmlmixed"), require("../ruby/ruby"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror", "../htmlmixed/htmlmixed", "../ruby/ruby"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.defineMode("slim", function(config) {
var htmlMode = CodeMirror.getMode(config, {name: "htmlmixed"});
var rubyMode = CodeMirror.getMode(config, "ruby");
var modes = { html: htmlMode, ruby: rubyMode };
var embedded = {
ruby: "ruby",
javascript: "javascript",
css: "text/css",
sass: "text/x-sass",
scss: "text/x-scss",
less: "text/x-less",
styl: "text/x-styl", // no highlighting so far
coffee: "coffeescript",
asciidoc: "text/x-asciidoc",
markdown: "text/x-markdown",
textile: "text/x-textile", // no highlighting so far
creole: "text/x-creole", // no highlighting so far
wiki: "text/x-wiki", // no highlighting so far
mediawiki: "text/x-mediawiki", // no highlighting so far
rdoc: "text/x-rdoc", // no highlighting so far
builder: "text/x-builder", // no highlighting so far
nokogiri: "text/x-nokogiri", // no highlighting so far
erb: "application/x-erb"
};
var embeddedRegexp = function(map){
var arr = [];
for(var key in map) arr.push(key);
return new RegExp("^("+arr.join('|')+"):");
}(embedded);
var styleMap = {
"commentLine": "comment",
"slimSwitch": "operator special",
"slimTag": "tag",
"slimId": "attribute def",
"slimClass": "attribute qualifier",
"slimAttribute": "attribute",
"slimSubmode": "keyword special",
"closeAttributeTag": null,
"slimDoctype": null,
"lineContinuation": null
};
var closing = {
"{": "}",
"[": "]",
"(": ")"
};
var nameStartChar = "_a-zA-Z\xC0-\xD6\xD8-\xF6\xF8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD";
var nameChar = nameStartChar + "\\-0-9\xB7\u0300-\u036F\u203F-\u2040";
var nameRegexp = new RegExp("^[:"+nameStartChar+"](?::["+nameChar+"]|["+nameChar+"]*)");
var attributeNameRegexp = new RegExp("^[:"+nameStartChar+"][:\\."+nameChar+"]*(?=\\s*=)");
var wrappedAttributeNameRegexp = new RegExp("^[:"+nameStartChar+"][:\\."+nameChar+"]*");
var classNameRegexp = /^\.-?[_a-zA-Z]+[\w\-]*/;
var classIdRegexp = /^#[_a-zA-Z]+[\w\-]*/;
function backup(pos, tokenize, style) {
var restore = function(stream, state) {
state.tokenize = tokenize;
if (stream.pos < pos) {
stream.pos = pos;
return style;
}
return state.tokenize(stream, state);
};
return function(stream, state) {
state.tokenize = restore;
return tokenize(stream, state);
};
}
function maybeBackup(stream, state, pat, offset, style) {
var cur = stream.current();
var idx = cur.search(pat);
if (idx > -1) {
state.tokenize = backup(stream.pos, state.tokenize, style);
stream.backUp(cur.length - idx - offset);
}
return style;
}
function continueLine(state, column) {
state.stack = {
parent: state.stack,
style: "continuation",
indented: column,
tokenize: state.line
};
state.line = state.tokenize;
}
function finishContinue(state) {
if (state.line == state.tokenize) {
state.line = state.stack.tokenize;
state.stack = state.stack.parent;
}
}
function lineContinuable(column, tokenize) {
return function(stream, state) {
finishContinue(state);
if (stream.match(/^\\$/)) {
continueLine(state, column);
return "lineContinuation";
}
var style = tokenize(stream, state);
if (stream.eol() && stream.current().match(/(?:^|[^\\])(?:\\\\)*\\$/)) {
stream.backUp(1);
}
return style;
};
}
function commaContinuable(column, tokenize) {
return function(stream, state) {
finishContinue(state);
var style = tokenize(stream, state);
if (stream.eol() && stream.current().match(/,$/)) {
continueLine(state, column);
}
return style;
};
}
function rubyInQuote(endQuote, tokenize) {
// TODO: add multi line support
return function(stream, state) {
var ch = stream.peek();
if (ch == endQuote && state.rubyState.tokenize.length == 1) {
// step out of ruby context as it seems to complete processing all the braces
stream.next();
state.tokenize = tokenize;
return "closeAttributeTag";
} else {
return ruby(stream, state);
}
};
}
function startRubySplat(tokenize) {
var rubyState;
var runSplat = function(stream, state) {
if (state.rubyState.tokenize.length == 1 && !state.rubyState.context.prev) {
stream.backUp(1);
if (stream.eatSpace()) {
state.rubyState = rubyState;
state.tokenize = tokenize;
return tokenize(stream, state);
}
stream.next();
}
return ruby(stream, state);
};
return function(stream, state) {
rubyState = state.rubyState;
state.rubyState = CodeMirror.startState(rubyMode);
state.tokenize = runSplat;
return ruby(stream, state);
};
}
function ruby(stream, state) {
return rubyMode.token(stream, state.rubyState);
}
function htmlLine(stream, state) {
if (stream.match(/^\\$/)) {
return "lineContinuation";
}
return html(stream, state);
}
function html(stream, state) {
if (stream.match(/^#\{/)) {
state.tokenize = rubyInQuote("}", state.tokenize);
return null;
}
return maybeBackup(stream, state, /[^\\]#\{/, 1, htmlMode.token(stream, state.htmlState));
}
function startHtmlLine(lastTokenize) {
return function(stream, state) {
var style = htmlLine(stream, state);
if (stream.eol()) state.tokenize = lastTokenize;
return style;
};
}
function startHtmlMode(stream, state, offset) {
state.stack = {
parent: state.stack,
style: "html",
indented: stream.column() + offset, // pipe + space
tokenize: state.line
};
state.line = state.tokenize = html;
return null;
}
function comment(stream, state) {
stream.skipToEnd();
return state.stack.style;
}
function commentMode(stream, state) {
state.stack = {
parent: state.stack,
style: "comment",
indented: state.indented + 1,
tokenize: state.line
};
state.line = comment;
return comment(stream, state);
}
function attributeWrapper(stream, state) {
if (stream.eat(state.stack.endQuote)) {
state.line = state.stack.line;
state.tokenize = state.stack.tokenize;
state.stack = state.stack.parent;
return null;
}
if (stream.match(wrappedAttributeNameRegexp)) {
state.tokenize = attributeWrapperAssign;
return "slimAttribute";
}
stream.next();
return null;
}
function attributeWrapperAssign(stream, state) {
if (stream.match(/^==?/)) {
state.tokenize = attributeWrapperValue;
return null;
}
return attributeWrapper(stream, state);
}
function attributeWrapperValue(stream, state) {
var ch = stream.peek();
if (ch == '"' || ch == "\'") {
state.tokenize = readQuoted(ch, "string", true, false, attributeWrapper);
stream.next();
return state.tokenize(stream, state);
}
if (ch == '[') {
return startRubySplat(attributeWrapper)(stream, state);
}
if (stream.match(/^(true|false|nil)\b/)) {
state.tokenize = attributeWrapper;
return "keyword";
}
return startRubySplat(attributeWrapper)(stream, state);
}
function startAttributeWrapperMode(state, endQuote, tokenize) {
state.stack = {
parent: state.stack,
style: "wrapper",
indented: state.indented + 1,
tokenize: tokenize,
line: state.line,
endQuote: endQuote
};
state.line = state.tokenize = attributeWrapper;
return null;
}
function sub(stream, state) {
if (stream.match(/^#\{/)) {
state.tokenize = rubyInQuote("}", state.tokenize);
return null;
}
var subStream = new CodeMirror.StringStream(stream.string.slice(state.stack.indented), stream.tabSize);
subStream.pos = stream.pos - state.stack.indented;
subStream.start = stream.start - state.stack.indented;
subStream.lastColumnPos = stream.lastColumnPos - state.stack.indented;
subStream.lastColumnValue = stream.lastColumnValue - state.stack.indented;
var style = state.subMode.token(subStream, state.subState);
stream.pos = subStream.pos + state.stack.indented;
return style;
}
function firstSub(stream, state) {
state.stack.indented = stream.column();
state.line = state.tokenize = sub;
return state.tokenize(stream, state);
}
function createMode(mode) {
var query = embedded[mode];
var spec = CodeMirror.mimeModes[query];
if (spec) {
return CodeMirror.getMode(config, spec);
}
var factory = CodeMirror.modes[query];
if (factory) {
return factory(config, {name: query});
}
return CodeMirror.getMode(config, "null");
}
function getMode(mode) {
if (!modes.hasOwnProperty(mode)) {
return modes[mode] = createMode(mode);
}
return modes[mode];
}
function startSubMode(mode, state) {
var subMode = getMode(mode);
var subState = CodeMirror.startState(subMode);
state.subMode = subMode;
state.subState = subState;
state.stack = {
parent: state.stack,
style: "sub",
indented: state.indented + 1,
tokenize: state.line
};
state.line = state.tokenize = firstSub;
return "slimSubmode";
}
function doctypeLine(stream, _state) {
stream.skipToEnd();
return "slimDoctype";
}
function startLine(stream, state) {
var ch = stream.peek();
if (ch == '<') {
return (state.tokenize = startHtmlLine(state.tokenize))(stream, state);
}
if (stream.match(/^[|']/)) {
return startHtmlMode(stream, state, 1);
}
if (stream.match(/^\/(!|\[\w+])?/)) {
return commentMode(stream, state);
}
if (stream.match(/^(-|==?[<>]?)/)) {
state.tokenize = lineContinuable(stream.column(), commaContinuable(stream.column(), ruby));
return "slimSwitch";
}
if (stream.match(/^doctype\b/)) {
state.tokenize = doctypeLine;
return "keyword";
}
var m = stream.match(embeddedRegexp);
if (m) {
return startSubMode(m[1], state);
}
return slimTag(stream, state);
}
function slim(stream, state) {
if (state.startOfLine) {
return startLine(stream, state);
}
return slimTag(stream, state);
}
function slimTag(stream, state) {
if (stream.eat('*')) {
state.tokenize = startRubySplat(slimTagExtras);
return null;
}
if (stream.match(nameRegexp)) {
state.tokenize = slimTagExtras;
return "slimTag";
}
return slimClass(stream, state);
}
function slimTagExtras(stream, state) {
if (stream.match(/^(<>?|><?)/)) {
state.tokenize = slimClass;
return null;
}
return slimClass(stream, state);
}
function slimClass(stream, state) {
if (stream.match(classIdRegexp)) {
state.tokenize = slimClass;
return "slimId";
}
if (stream.match(classNameRegexp)) {
state.tokenize = slimClass;
return "slimClass";
}
return slimAttribute(stream, state);
}
function slimAttribute(stream, state) {
if (stream.match(/^([\[\{\(])/)) {
return startAttributeWrapperMode(state, closing[RegExp.$1], slimAttribute);
}
if (stream.match(attributeNameRegexp)) {
state.tokenize = slimAttributeAssign;
return "slimAttribute";
}
if (stream.peek() == '*') {
stream.next();
state.tokenize = startRubySplat(slimContent);
return null;
}
return slimContent(stream, state);
}
function slimAttributeAssign(stream, state) {
if (stream.match(/^==?/)) {
state.tokenize = slimAttributeValue;
return null;
}
// should never happen, because of forward lookup
return slimAttribute(stream, state);
}
function slimAttributeValue(stream, state) {
var ch = stream.peek();
if (ch == '"' || ch == "\'") {
state.tokenize = readQuoted(ch, "string", true, false, slimAttribute);
stream.next();
return state.tokenize(stream, state);
}
if (ch == '[') {
return startRubySplat(slimAttribute)(stream, state);
}
if (ch == ':') {
return startRubySplat(slimAttributeSymbols)(stream, state);
}
if (stream.match(/^(true|false|nil)\b/)) {
state.tokenize = slimAttribute;
return "keyword";
}
return startRubySplat(slimAttribute)(stream, state);
}
function slimAttributeSymbols(stream, state) {
stream.backUp(1);
if (stream.match(/^[^\s],(?=:)/)) {
state.tokenize = startRubySplat(slimAttributeSymbols);
return null;
}
stream.next();
return slimAttribute(stream, state);
}
function readQuoted(quote, style, embed, unescaped, nextTokenize) {
return function(stream, state) {
finishContinue(state);
var fresh = stream.current().length == 0;
if (stream.match(/^\\$/, fresh)) {
if (!fresh) return style;
continueLine(state, state.indented);
return "lineContinuation";
}
if (stream.match(/^#\{/, fresh)) {
if (!fresh) return style;
state.tokenize = rubyInQuote("}", state.tokenize);
return null;
}
var escaped = false, ch;
while ((ch = stream.next()) != null) {
if (ch == quote && (unescaped || !escaped)) {
state.tokenize = nextTokenize;
break;
}
if (embed && ch == "#" && !escaped) {
if (stream.eat("{")) {
stream.backUp(2);
break;
}
}
escaped = !escaped && ch == "\\";
}
if (stream.eol() && escaped) {
stream.backUp(1);
}
return style;
};
}
function slimContent(stream, state) {
if (stream.match(/^==?/)) {
state.tokenize = ruby;
return "slimSwitch";
}
if (stream.match(/^\/$/)) { // tag close hint
state.tokenize = slim;
return null;
}
if (stream.match(/^:/)) { // inline tag
state.tokenize = slimTag;
return "slimSwitch";
}
startHtmlMode(stream, state, 0);
return state.tokenize(stream, state);
}
var mode = {
// default to html mode
startState: function() {
var htmlState = CodeMirror.startState(htmlMode);
var rubyState = CodeMirror.startState(rubyMode);
return {
htmlState: htmlState,
rubyState: rubyState,
stack: null,
last: null,
tokenize: slim,
line: slim,
indented: 0
};
},
copyState: function(state) {
return {
htmlState : CodeMirror.copyState(htmlMode, state.htmlState),
rubyState: CodeMirror.copyState(rubyMode, state.rubyState),
subMode: state.subMode,
subState: state.subMode && CodeMirror.copyState(state.subMode, state.subState),
stack: state.stack,
last: state.last,
tokenize: state.tokenize,
line: state.line
};
},
token: function(stream, state) {
if (stream.sol()) {
state.indented = stream.indentation();
state.startOfLine = true;
state.tokenize = state.line;
while (state.stack && state.stack.indented > state.indented && state.last != "slimSubmode") {
state.line = state.tokenize = state.stack.tokenize;
state.stack = state.stack.parent;
state.subMode = null;
state.subState = null;
}
}
if (stream.eatSpace()) return null;
var style = state.tokenize(stream, state);
state.startOfLine = false;
if (style) state.last = style;
return styleMap.hasOwnProperty(style) ? styleMap[style] : style;
},
blankLine: function(state) {
if (state.subMode && state.subMode.blankLine) {
return state.subMode.blankLine(state.subState);
}
},
innerMode: function(state) {
if (state.subMode) return {state: state.subState, mode: state.subMode};
return {state: state, mode: mode};
}
//indent: function(state) {
// return state.indented;
//}
};
return mode;
}, "htmlmixed", "ruby");
CodeMirror.defineMIME("text/x-slim", "slim");
CodeMirror.defineMIME("application/x-slim", "slim");
});