558 lines
17 KiB
JavaScript
558 lines
17 KiB
JavaScript
// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: https://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"), require("../python/python"), require("../stex/stex"), require("../../addon/mode/overlay"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror", "../python/python", "../stex/stex", "../../addon/mode/overlay"], 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('rst', function (config, options) {
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var rx_strong = /^\*\*[^\*\s](?:[^\*]*[^\*\s])?\*\*/;
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var rx_emphasis = /^\*[^\*\s](?:[^\*]*[^\*\s])?\*/;
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var rx_literal = /^``[^`\s](?:[^`]*[^`\s])``/;
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var rx_number = /^(?:[\d]+(?:[\.,]\d+)*)/;
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var rx_positive = /^(?:\s\+[\d]+(?:[\.,]\d+)*)/;
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var rx_negative = /^(?:\s\-[\d]+(?:[\.,]\d+)*)/;
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var rx_uri_protocol = "[Hh][Tt][Tt][Pp][Ss]?://";
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var rx_uri_domain = "(?:[\\d\\w.-]+)\\.(?:\\w{2,6})";
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var rx_uri_path = "(?:/[\\d\\w\\#\\%\\&\\-\\.\\,\\/\\:\\=\\?\\~]+)*";
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var rx_uri = new RegExp("^" + rx_uri_protocol + rx_uri_domain + rx_uri_path);
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var overlay = {
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token: function (stream) {
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if (stream.match(rx_strong) && stream.match (/\W+|$/, false))
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return 'strong';
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if (stream.match(rx_emphasis) && stream.match (/\W+|$/, false))
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return 'em';
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if (stream.match(rx_literal) && stream.match (/\W+|$/, false))
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return 'string-2';
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if (stream.match(rx_number))
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return 'number';
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if (stream.match(rx_positive))
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return 'positive';
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if (stream.match(rx_negative))
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return 'negative';
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if (stream.match(rx_uri))
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return 'link';
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while (stream.next() != null) {
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if (stream.match(rx_strong, false)) break;
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if (stream.match(rx_emphasis, false)) break;
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if (stream.match(rx_literal, false)) break;
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if (stream.match(rx_number, false)) break;
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if (stream.match(rx_positive, false)) break;
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if (stream.match(rx_negative, false)) break;
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if (stream.match(rx_uri, false)) break;
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}
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return null;
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}
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};
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var mode = CodeMirror.getMode(
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config, options.backdrop || 'rst-base'
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);
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return CodeMirror.overlayMode(mode, overlay, true); // combine
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}, 'python', 'stex');
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///////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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CodeMirror.defineMode('rst-base', function (config) {
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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function format(string) {
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var args = Array.prototype.slice.call(arguments, 1);
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return string.replace(/{(\d+)}/g, function (match, n) {
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return typeof args[n] != 'undefined' ? args[n] : match;
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});
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}
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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var mode_python = CodeMirror.getMode(config, 'python');
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var mode_stex = CodeMirror.getMode(config, 'stex');
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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var SEPA = "\\s+";
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var TAIL = "(?:\\s*|\\W|$)",
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rx_TAIL = new RegExp(format('^{0}', TAIL));
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var NAME =
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"(?:[^\\W\\d_](?:[\\w!\"#$%&'()\\*\\+,\\-\\.\/:;<=>\\?]*[^\\W_])?)",
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rx_NAME = new RegExp(format('^{0}', NAME));
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var NAME_WWS =
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"(?:[^\\W\\d_](?:[\\w\\s!\"#$%&'()\\*\\+,\\-\\.\/:;<=>\\?]*[^\\W_])?)";
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var REF_NAME = format('(?:{0}|`{1}`)', NAME, NAME_WWS);
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var TEXT1 = "(?:[^\\s\\|](?:[^\\|]*[^\\s\\|])?)";
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var TEXT2 = "(?:[^\\`]+)",
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rx_TEXT2 = new RegExp(format('^{0}', TEXT2));
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var rx_section = new RegExp(
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"^([!'#$%&\"()*+,-./:;<=>?@\\[\\\\\\]^_`{|}~])\\1{3,}\\s*$");
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var rx_explicit = new RegExp(
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format('^\\.\\.{0}', SEPA));
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var rx_link = new RegExp(
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format('^_{0}:{1}|^__:{1}', REF_NAME, TAIL));
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var rx_directive = new RegExp(
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format('^{0}::{1}', REF_NAME, TAIL));
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var rx_substitution = new RegExp(
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format('^\\|{0}\\|{1}{2}::{3}', TEXT1, SEPA, REF_NAME, TAIL));
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var rx_footnote = new RegExp(
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format('^\\[(?:\\d+|#{0}?|\\*)]{1}', REF_NAME, TAIL));
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var rx_citation = new RegExp(
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format('^\\[{0}\\]{1}', REF_NAME, TAIL));
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var rx_substitution_ref = new RegExp(
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format('^\\|{0}\\|', TEXT1));
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var rx_footnote_ref = new RegExp(
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format('^\\[(?:\\d+|#{0}?|\\*)]_', REF_NAME));
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var rx_citation_ref = new RegExp(
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format('^\\[{0}\\]_', REF_NAME));
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var rx_link_ref1 = new RegExp(
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format('^{0}__?', REF_NAME));
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var rx_link_ref2 = new RegExp(
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format('^`{0}`_', TEXT2));
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var rx_role_pre = new RegExp(
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format('^:{0}:`{1}`{2}', NAME, TEXT2, TAIL));
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var rx_role_suf = new RegExp(
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format('^`{1}`:{0}:{2}', NAME, TEXT2, TAIL));
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var rx_role = new RegExp(
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format('^:{0}:{1}', NAME, TAIL));
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var rx_directive_name = new RegExp(format('^{0}', REF_NAME));
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var rx_directive_tail = new RegExp(format('^::{0}', TAIL));
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var rx_substitution_text = new RegExp(format('^\\|{0}\\|', TEXT1));
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var rx_substitution_sepa = new RegExp(format('^{0}', SEPA));
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var rx_substitution_name = new RegExp(format('^{0}', REF_NAME));
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var rx_substitution_tail = new RegExp(format('^::{0}', TAIL));
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var rx_link_head = new RegExp("^_");
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var rx_link_name = new RegExp(format('^{0}|_', REF_NAME));
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var rx_link_tail = new RegExp(format('^:{0}', TAIL));
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var rx_verbatim = new RegExp('^::\\s*$');
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var rx_examples = new RegExp('^\\s+(?:>>>|In \\[\\d+\\]:)\\s');
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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function to_normal(stream, state) {
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var token = null;
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if (stream.sol() && stream.match(rx_examples, false)) {
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change(state, to_mode, {
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mode: mode_python, local: CodeMirror.startState(mode_python)
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});
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} else if (stream.sol() && stream.match(rx_explicit)) {
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change(state, to_explicit);
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token = 'meta';
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} else if (stream.sol() && stream.match(rx_section)) {
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change(state, to_normal);
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token = 'header';
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} else if (phase(state) == rx_role_pre ||
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stream.match(rx_role_pre, false)) {
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switch (stage(state)) {
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case 0:
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change(state, to_normal, context(rx_role_pre, 1));
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stream.match(/^:/);
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token = 'meta';
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break;
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case 1:
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change(state, to_normal, context(rx_role_pre, 2));
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stream.match(rx_NAME);
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token = 'keyword';
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if (stream.current().match(/^(?:math|latex)/)) {
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state.tmp_stex = true;
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}
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break;
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case 2:
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change(state, to_normal, context(rx_role_pre, 3));
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stream.match(/^:`/);
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token = 'meta';
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break;
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case 3:
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if (state.tmp_stex) {
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state.tmp_stex = undefined; state.tmp = {
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mode: mode_stex, local: CodeMirror.startState(mode_stex)
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};
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}
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if (state.tmp) {
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if (stream.peek() == '`') {
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change(state, to_normal, context(rx_role_pre, 4));
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state.tmp = undefined;
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break;
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}
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token = state.tmp.mode.token(stream, state.tmp.local);
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break;
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}
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change(state, to_normal, context(rx_role_pre, 4));
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stream.match(rx_TEXT2);
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token = 'string';
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break;
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case 4:
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change(state, to_normal, context(rx_role_pre, 5));
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stream.match(/^`/);
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token = 'meta';
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break;
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case 5:
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change(state, to_normal, context(rx_role_pre, 6));
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stream.match(rx_TAIL);
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break;
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default:
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change(state, to_normal);
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}
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} else if (phase(state) == rx_role_suf ||
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stream.match(rx_role_suf, false)) {
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switch (stage(state)) {
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case 0:
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change(state, to_normal, context(rx_role_suf, 1));
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stream.match(/^`/);
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token = 'meta';
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break;
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case 1:
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change(state, to_normal, context(rx_role_suf, 2));
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stream.match(rx_TEXT2);
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token = 'string';
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break;
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case 2:
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change(state, to_normal, context(rx_role_suf, 3));
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stream.match(/^`:/);
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token = 'meta';
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break;
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case 3:
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change(state, to_normal, context(rx_role_suf, 4));
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stream.match(rx_NAME);
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token = 'keyword';
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break;
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case 4:
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change(state, to_normal, context(rx_role_suf, 5));
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stream.match(/^:/);
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token = 'meta';
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break;
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case 5:
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change(state, to_normal, context(rx_role_suf, 6));
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stream.match(rx_TAIL);
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break;
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default:
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change(state, to_normal);
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}
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} else if (phase(state) == rx_role || stream.match(rx_role, false)) {
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switch (stage(state)) {
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case 0:
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change(state, to_normal, context(rx_role, 1));
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stream.match(/^:/);
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token = 'meta';
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break;
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case 1:
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change(state, to_normal, context(rx_role, 2));
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stream.match(rx_NAME);
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token = 'keyword';
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break;
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case 2:
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change(state, to_normal, context(rx_role, 3));
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stream.match(/^:/);
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token = 'meta';
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break;
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case 3:
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change(state, to_normal, context(rx_role, 4));
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stream.match(rx_TAIL);
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break;
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default:
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change(state, to_normal);
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}
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} else if (phase(state) == rx_substitution_ref ||
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stream.match(rx_substitution_ref, false)) {
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switch (stage(state)) {
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case 0:
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change(state, to_normal, context(rx_substitution_ref, 1));
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stream.match(rx_substitution_text);
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token = 'variable-2';
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break;
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case 1:
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change(state, to_normal, context(rx_substitution_ref, 2));
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if (stream.match(/^_?_?/)) token = 'link';
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break;
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default:
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change(state, to_normal);
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}
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} else if (stream.match(rx_footnote_ref)) {
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change(state, to_normal);
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token = 'quote';
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} else if (stream.match(rx_citation_ref)) {
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change(state, to_normal);
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token = 'quote';
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} else if (stream.match(rx_link_ref1)) {
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change(state, to_normal);
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if (!stream.peek() || stream.peek().match(/^\W$/)) {
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token = 'link';
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}
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} else if (phase(state) == rx_link_ref2 ||
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stream.match(rx_link_ref2, false)) {
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switch (stage(state)) {
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case 0:
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if (!stream.peek() || stream.peek().match(/^\W$/)) {
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change(state, to_normal, context(rx_link_ref2, 1));
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} else {
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stream.match(rx_link_ref2);
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}
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break;
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case 1:
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change(state, to_normal, context(rx_link_ref2, 2));
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stream.match(/^`/);
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token = 'link';
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break;
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case 2:
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change(state, to_normal, context(rx_link_ref2, 3));
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stream.match(rx_TEXT2);
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break;
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case 3:
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change(state, to_normal, context(rx_link_ref2, 4));
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stream.match(/^`_/);
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token = 'link';
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break;
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default:
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change(state, to_normal);
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}
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} else if (stream.match(rx_verbatim)) {
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change(state, to_verbatim);
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}
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else {
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if (stream.next()) change(state, to_normal);
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}
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return token;
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}
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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function to_explicit(stream, state) {
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var token = null;
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if (phase(state) == rx_substitution ||
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stream.match(rx_substitution, false)) {
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switch (stage(state)) {
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case 0:
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change(state, to_explicit, context(rx_substitution, 1));
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stream.match(rx_substitution_text);
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token = 'variable-2';
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break;
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case 1:
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change(state, to_explicit, context(rx_substitution, 2));
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stream.match(rx_substitution_sepa);
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break;
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case 2:
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change(state, to_explicit, context(rx_substitution, 3));
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stream.match(rx_substitution_name);
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token = 'keyword';
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break;
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case 3:
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change(state, to_explicit, context(rx_substitution, 4));
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stream.match(rx_substitution_tail);
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token = 'meta';
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break;
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default:
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change(state, to_normal);
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}
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} else if (phase(state) == rx_directive ||
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stream.match(rx_directive, false)) {
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switch (stage(state)) {
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case 0:
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change(state, to_explicit, context(rx_directive, 1));
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stream.match(rx_directive_name);
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token = 'keyword';
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if (stream.current().match(/^(?:math|latex)/))
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state.tmp_stex = true;
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else if (stream.current().match(/^python/))
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state.tmp_py = true;
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break;
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case 1:
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change(state, to_explicit, context(rx_directive, 2));
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stream.match(rx_directive_tail);
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token = 'meta';
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if (stream.match(/^latex\s*$/) || state.tmp_stex) {
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state.tmp_stex = undefined; change(state, to_mode, {
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mode: mode_stex, local: CodeMirror.startState(mode_stex)
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});
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}
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break;
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case 2:
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change(state, to_explicit, context(rx_directive, 3));
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if (stream.match(/^python\s*$/) || state.tmp_py) {
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state.tmp_py = undefined; change(state, to_mode, {
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mode: mode_python, local: CodeMirror.startState(mode_python)
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});
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}
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break;
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default:
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change(state, to_normal);
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}
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} else if (phase(state) == rx_link || stream.match(rx_link, false)) {
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switch (stage(state)) {
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case 0:
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change(state, to_explicit, context(rx_link, 1));
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stream.match(rx_link_head);
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stream.match(rx_link_name);
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token = 'link';
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break;
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case 1:
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change(state, to_explicit, context(rx_link, 2));
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stream.match(rx_link_tail);
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token = 'meta';
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break;
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default:
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change(state, to_normal);
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}
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} else if (stream.match(rx_footnote)) {
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change(state, to_normal);
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token = 'quote';
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} else if (stream.match(rx_citation)) {
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change(state, to_normal);
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token = 'quote';
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}
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else {
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stream.eatSpace();
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if (stream.eol()) {
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change(state, to_normal);
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} else {
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stream.skipToEnd();
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change(state, to_comment);
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token = 'comment';
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}
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}
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return token;
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}
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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function to_comment(stream, state) {
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return as_block(stream, state, 'comment');
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}
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function to_verbatim(stream, state) {
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return as_block(stream, state, 'meta');
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}
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function as_block(stream, state, token) {
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if (stream.eol() || stream.eatSpace()) {
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stream.skipToEnd();
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return token;
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} else {
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change(state, to_normal);
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return null;
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}
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}
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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function to_mode(stream, state) {
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if (state.ctx.mode && state.ctx.local) {
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if (stream.sol()) {
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if (!stream.eatSpace()) change(state, to_normal);
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return null;
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}
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return state.ctx.mode.token(stream, state.ctx.local);
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}
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change(state, to_normal);
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return null;
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}
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///////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////
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function context(phase, stage, mode, local) {
|
|
return {phase: phase, stage: stage, mode: mode, local: local};
|
|
}
|
|
|
|
function change(state, tok, ctx) {
|
|
state.tok = tok;
|
|
state.ctx = ctx || {};
|
|
}
|
|
|
|
function stage(state) {
|
|
return state.ctx.stage || 0;
|
|
}
|
|
|
|
function phase(state) {
|
|
return state.ctx.phase;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|
|
return {
|
|
startState: function () {
|
|
return {tok: to_normal, ctx: context(undefined, 0)};
|
|
},
|
|
|
|
copyState: function (state) {
|
|
var ctx = state.ctx, tmp = state.tmp;
|
|
if (ctx.local)
|
|
ctx = {mode: ctx.mode, local: CodeMirror.copyState(ctx.mode, ctx.local)};
|
|
if (tmp)
|
|
tmp = {mode: tmp.mode, local: CodeMirror.copyState(tmp.mode, tmp.local)};
|
|
return {tok: state.tok, ctx: ctx, tmp: tmp};
|
|
},
|
|
|
|
innerMode: function (state) {
|
|
return state.tmp ? {state: state.tmp.local, mode: state.tmp.mode}
|
|
: state.ctx.mode ? {state: state.ctx.local, mode: state.ctx.mode}
|
|
: null;
|
|
},
|
|
|
|
token: function (stream, state) {
|
|
return state.tok(stream, state);
|
|
}
|
|
};
|
|
}, 'python', 'stex');
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
CodeMirror.defineMIME('text/x-rst', 'rst');
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
});
|