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