470 lines
14 KiB
JavaScript
470 lines
14 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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}
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})(function(CodeMirror) {
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"use strict";
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var TOKEN_STYLES = {
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addition: "positive",
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attributes: "attribute",
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bold: "strong",
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cite: "keyword",
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code: "atom",
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definitionList: "number",
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deletion: "negative",
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div: "punctuation",
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em: "em",
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footnote: "variable",
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footCite: "qualifier",
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header: "header",
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html: "comment",
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image: "string",
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italic: "em",
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link: "link",
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linkDefinition: "link",
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list1: "variable-2",
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list2: "variable-3",
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list3: "keyword",
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notextile: "string-2",
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pre: "operator",
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p: "property",
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quote: "bracket",
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span: "quote",
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specialChar: "tag",
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strong: "strong",
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sub: "builtin",
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sup: "builtin",
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table: "variable-3",
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tableHeading: "operator"
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};
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function startNewLine(stream, state) {
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state.mode = Modes.newLayout;
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state.tableHeading = false;
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if (state.layoutType === "definitionList" && state.spanningLayout &&
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stream.match(RE("definitionListEnd"), false))
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state.spanningLayout = false;
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}
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function handlePhraseModifier(stream, state, ch) {
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if (ch === "_") {
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if (stream.eat("_"))
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return togglePhraseModifier(stream, state, "italic", /__/, 2);
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else
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return togglePhraseModifier(stream, state, "em", /_/, 1);
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}
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if (ch === "*") {
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if (stream.eat("*")) {
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return togglePhraseModifier(stream, state, "bold", /\*\*/, 2);
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}
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return togglePhraseModifier(stream, state, "strong", /\*/, 1);
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}
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if (ch === "[") {
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if (stream.match(/\d+\]/)) state.footCite = true;
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return tokenStyles(state);
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}
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if (ch === "(") {
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var spec = stream.match(/^(r|tm|c)\)/);
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if (spec)
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return tokenStylesWith(state, TOKEN_STYLES.specialChar);
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}
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if (ch === "<" && stream.match(/(\w+)[^>]+>[^<]+<\/\1>/))
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return tokenStylesWith(state, TOKEN_STYLES.html);
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if (ch === "?" && stream.eat("?"))
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return togglePhraseModifier(stream, state, "cite", /\?\?/, 2);
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if (ch === "=" && stream.eat("="))
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return togglePhraseModifier(stream, state, "notextile", /==/, 2);
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if (ch === "-" && !stream.eat("-"))
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return togglePhraseModifier(stream, state, "deletion", /-/, 1);
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if (ch === "+")
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return togglePhraseModifier(stream, state, "addition", /\+/, 1);
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if (ch === "~")
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return togglePhraseModifier(stream, state, "sub", /~/, 1);
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if (ch === "^")
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return togglePhraseModifier(stream, state, "sup", /\^/, 1);
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if (ch === "%")
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return togglePhraseModifier(stream, state, "span", /%/, 1);
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if (ch === "@")
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return togglePhraseModifier(stream, state, "code", /@/, 1);
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if (ch === "!") {
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var type = togglePhraseModifier(stream, state, "image", /(?:\([^\)]+\))?!/, 1);
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stream.match(/^:\S+/); // optional Url portion
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return type;
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}
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return tokenStyles(state);
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}
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function togglePhraseModifier(stream, state, phraseModifier, closeRE, openSize) {
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var charBefore = stream.pos > openSize ? stream.string.charAt(stream.pos - openSize - 1) : null;
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var charAfter = stream.peek();
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if (state[phraseModifier]) {
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if ((!charAfter || /\W/.test(charAfter)) && charBefore && /\S/.test(charBefore)) {
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var type = tokenStyles(state);
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state[phraseModifier] = false;
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return type;
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}
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} else if ((!charBefore || /\W/.test(charBefore)) && charAfter && /\S/.test(charAfter) &&
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stream.match(new RegExp("^.*\\S" + closeRE.source + "(?:\\W|$)"), false)) {
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state[phraseModifier] = true;
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state.mode = Modes.attributes;
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}
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return tokenStyles(state);
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};
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function tokenStyles(state) {
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var disabled = textileDisabled(state);
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if (disabled) return disabled;
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var styles = [];
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if (state.layoutType) styles.push(TOKEN_STYLES[state.layoutType]);
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styles = styles.concat(activeStyles(
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state, "addition", "bold", "cite", "code", "deletion", "em", "footCite",
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"image", "italic", "link", "span", "strong", "sub", "sup", "table", "tableHeading"));
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if (state.layoutType === "header")
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styles.push(TOKEN_STYLES.header + "-" + state.header);
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return styles.length ? styles.join(" ") : null;
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}
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function textileDisabled(state) {
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var type = state.layoutType;
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switch(type) {
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case "notextile":
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case "code":
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case "pre":
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return TOKEN_STYLES[type];
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default:
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if (state.notextile)
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return TOKEN_STYLES.notextile + (type ? (" " + TOKEN_STYLES[type]) : "");
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return null;
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}
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}
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function tokenStylesWith(state, extraStyles) {
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var disabled = textileDisabled(state);
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if (disabled) return disabled;
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var type = tokenStyles(state);
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if (extraStyles)
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return type ? (type + " " + extraStyles) : extraStyles;
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else
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return type;
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}
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function activeStyles(state) {
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var styles = [];
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for (var i = 1; i < arguments.length; ++i) {
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if (state[arguments[i]])
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styles.push(TOKEN_STYLES[arguments[i]]);
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}
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return styles;
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}
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function blankLine(state) {
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var spanningLayout = state.spanningLayout, type = state.layoutType;
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for (var key in state) if (state.hasOwnProperty(key))
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delete state[key];
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state.mode = Modes.newLayout;
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if (spanningLayout) {
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state.layoutType = type;
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state.spanningLayout = true;
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}
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}
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var REs = {
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cache: {},
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single: {
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bc: "bc",
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bq: "bq",
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definitionList: /- [^(?::=)]+:=+/,
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definitionListEnd: /.*=:\s*$/,
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div: "div",
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drawTable: /\|.*\|/,
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foot: /fn\d+/,
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header: /h[1-6]/,
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html: /\s*<(?:\/)?(\w+)(?:[^>]+)?>(?:[^<]+<\/\1>)?/,
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link: /[^"]+":\S/,
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linkDefinition: /\[[^\s\]]+\]\S+/,
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list: /(?:#+|\*+)/,
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notextile: "notextile",
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para: "p",
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pre: "pre",
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table: "table",
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tableCellAttributes: /[\/\\]\d+/,
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tableHeading: /\|_\./,
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tableText: /[^"_\*\[\(\?\+~\^%@|-]+/,
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text: /[^!"_=\*\[\(<\?\+~\^%@-]+/
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},
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attributes: {
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align: /(?:<>|<|>|=)/,
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selector: /\([^\(][^\)]+\)/,
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lang: /\[[^\[\]]+\]/,
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pad: /(?:\(+|\)+){1,2}/,
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css: /\{[^\}]+\}/
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},
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createRe: function(name) {
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switch (name) {
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case "drawTable":
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return REs.makeRe("^", REs.single.drawTable, "$");
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case "html":
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return REs.makeRe("^", REs.single.html, "(?:", REs.single.html, ")*", "$");
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case "linkDefinition":
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return REs.makeRe("^", REs.single.linkDefinition, "$");
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case "listLayout":
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return REs.makeRe("^", REs.single.list, RE("allAttributes"), "*\\s+");
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case "tableCellAttributes":
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return REs.makeRe("^", REs.choiceRe(REs.single.tableCellAttributes,
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RE("allAttributes")), "+\\.");
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case "type":
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return REs.makeRe("^", RE("allTypes"));
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case "typeLayout":
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return REs.makeRe("^", RE("allTypes"), RE("allAttributes"),
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"*\\.\\.?", "(\\s+|$)");
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case "attributes":
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return REs.makeRe("^", RE("allAttributes"), "+");
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case "allTypes":
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return REs.choiceRe(REs.single.div, REs.single.foot,
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REs.single.header, REs.single.bc, REs.single.bq,
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REs.single.notextile, REs.single.pre, REs.single.table,
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REs.single.para);
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case "allAttributes":
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return REs.choiceRe(REs.attributes.selector, REs.attributes.css,
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REs.attributes.lang, REs.attributes.align, REs.attributes.pad);
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default:
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return REs.makeRe("^", REs.single[name]);
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}
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},
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makeRe: function() {
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var pattern = "";
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for (var i = 0; i < arguments.length; ++i) {
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var arg = arguments[i];
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pattern += (typeof arg === "string") ? arg : arg.source;
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}
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return new RegExp(pattern);
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},
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choiceRe: function() {
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var parts = [arguments[0]];
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for (var i = 1; i < arguments.length; ++i) {
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parts[i * 2 - 1] = "|";
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parts[i * 2] = arguments[i];
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}
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parts.unshift("(?:");
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parts.push(")");
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return REs.makeRe.apply(null, parts);
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}
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};
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function RE(name) {
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return (REs.cache[name] || (REs.cache[name] = REs.createRe(name)));
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}
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var Modes = {
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newLayout: function(stream, state) {
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if (stream.match(RE("typeLayout"), false)) {
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state.spanningLayout = false;
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return (state.mode = Modes.blockType)(stream, state);
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}
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var newMode;
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if (!textileDisabled(state)) {
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if (stream.match(RE("listLayout"), false))
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newMode = Modes.list;
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else if (stream.match(RE("drawTable"), false))
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newMode = Modes.table;
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else if (stream.match(RE("linkDefinition"), false))
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newMode = Modes.linkDefinition;
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else if (stream.match(RE("definitionList")))
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newMode = Modes.definitionList;
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else if (stream.match(RE("html"), false))
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newMode = Modes.html;
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}
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return (state.mode = (newMode || Modes.text))(stream, state);
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},
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blockType: function(stream, state) {
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var match, type;
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state.layoutType = null;
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if (match = stream.match(RE("type")))
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type = match[0];
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else
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return (state.mode = Modes.text)(stream, state);
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if (match = type.match(RE("header"))) {
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state.layoutType = "header";
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state.header = parseInt(match[0][1]);
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} else if (type.match(RE("bq"))) {
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state.layoutType = "quote";
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} else if (type.match(RE("bc"))) {
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state.layoutType = "code";
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} else if (type.match(RE("foot"))) {
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state.layoutType = "footnote";
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} else if (type.match(RE("notextile"))) {
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state.layoutType = "notextile";
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} else if (type.match(RE("pre"))) {
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state.layoutType = "pre";
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} else if (type.match(RE("div"))) {
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state.layoutType = "div";
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} else if (type.match(RE("table"))) {
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state.layoutType = "table";
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}
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state.mode = Modes.attributes;
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return tokenStyles(state);
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},
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text: function(stream, state) {
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if (stream.match(RE("text"))) return tokenStyles(state);
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var ch = stream.next();
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if (ch === '"')
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return (state.mode = Modes.link)(stream, state);
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return handlePhraseModifier(stream, state, ch);
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},
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attributes: function(stream, state) {
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state.mode = Modes.layoutLength;
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if (stream.match(RE("attributes")))
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return tokenStylesWith(state, TOKEN_STYLES.attributes);
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else
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return tokenStyles(state);
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},
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layoutLength: function(stream, state) {
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if (stream.eat(".") && stream.eat("."))
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state.spanningLayout = true;
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state.mode = Modes.text;
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return tokenStyles(state);
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},
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list: function(stream, state) {
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var match = stream.match(RE("list"));
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state.listDepth = match[0].length;
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var listMod = (state.listDepth - 1) % 3;
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if (!listMod)
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state.layoutType = "list1";
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else if (listMod === 1)
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state.layoutType = "list2";
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else
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state.layoutType = "list3";
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state.mode = Modes.attributes;
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return tokenStyles(state);
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},
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link: function(stream, state) {
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state.mode = Modes.text;
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if (stream.match(RE("link"))) {
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stream.match(/\S+/);
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return tokenStylesWith(state, TOKEN_STYLES.link);
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}
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return tokenStyles(state);
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},
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linkDefinition: function(stream, state) {
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stream.skipToEnd();
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return tokenStylesWith(state, TOKEN_STYLES.linkDefinition);
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},
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definitionList: function(stream, state) {
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stream.match(RE("definitionList"));
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state.layoutType = "definitionList";
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if (stream.match(/\s*$/))
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state.spanningLayout = true;
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else
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state.mode = Modes.attributes;
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return tokenStyles(state);
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},
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html: function(stream, state) {
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stream.skipToEnd();
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return tokenStylesWith(state, TOKEN_STYLES.html);
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},
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table: function(stream, state) {
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state.layoutType = "table";
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return (state.mode = Modes.tableCell)(stream, state);
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},
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tableCell: function(stream, state) {
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if (stream.match(RE("tableHeading")))
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state.tableHeading = true;
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else
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stream.eat("|");
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state.mode = Modes.tableCellAttributes;
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return tokenStyles(state);
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},
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tableCellAttributes: function(stream, state) {
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state.mode = Modes.tableText;
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if (stream.match(RE("tableCellAttributes")))
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return tokenStylesWith(state, TOKEN_STYLES.attributes);
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else
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return tokenStyles(state);
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},
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tableText: function(stream, state) {
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if (stream.match(RE("tableText")))
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return tokenStyles(state);
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if (stream.peek() === "|") { // end of cell
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state.mode = Modes.tableCell;
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return tokenStyles(state);
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}
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return handlePhraseModifier(stream, state, stream.next());
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}
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};
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CodeMirror.defineMode("textile", function() {
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return {
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startState: function() {
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return { mode: Modes.newLayout };
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},
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token: function(stream, state) {
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if (stream.sol()) startNewLine(stream, state);
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return state.mode(stream, state);
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},
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blankLine: blankLine
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};
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});
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CodeMirror.defineMIME("text/x-textile", "textile");
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});
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