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1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
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2 // Distributed under an MIT license: https://codemirror.net/5/LICENSE
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3
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4 (function(mod) {
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5 if (typeof exports == "object" && typeof module == "object") // CommonJS
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6 mod(require("../../lib/codemirror"), require("../python/python"), require("../stex/stex"), require("../../addon/mode/overlay"));
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7 else if (typeof define == "function" && define.amd) // AMD
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8 define(["../../lib/codemirror", "../python/python", "../stex/stex", "../../addon/mode/overlay"], mod);
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9 else // Plain browser env
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10 mod(CodeMirror);
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11 })(function(CodeMirror) {
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12 "use strict";
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13
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14 CodeMirror.defineMode('rst', function (config, options) {
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15
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16 var rx_strong = /^\*\*[^\*\s](?:[^\*]*[^\*\s])?\*\*/;
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17 var rx_emphasis = /^\*[^\*\s](?:[^\*]*[^\*\s])?\*/;
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18 var rx_literal = /^``[^`\s](?:[^`]*[^`\s])``/;
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19
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20 var rx_number = /^(?:[\d]+(?:[\.,]\d+)*)/;
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21 var rx_positive = /^(?:\s\+[\d]+(?:[\.,]\d+)*)/;
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22 var rx_negative = /^(?:\s\-[\d]+(?:[\.,]\d+)*)/;
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23
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24 var rx_uri_protocol = "[Hh][Tt][Tt][Pp][Ss]?://";
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25 var rx_uri_domain = "(?:[\\d\\w.-]+)\\.(?:\\w{2,6})";
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26 var rx_uri_path = "(?:/[\\d\\w\\#\\%\\&\\-\\.\\,\\/\\:\\=\\?\\~]+)*";
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27 var rx_uri = new RegExp("^" + rx_uri_protocol + rx_uri_domain + rx_uri_path);
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28
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29 var overlay = {
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30 token: function (stream) {
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31
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32 if (stream.match(rx_strong) && stream.match (/\W+|$/, false))
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33 return 'strong';
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34 if (stream.match(rx_emphasis) && stream.match (/\W+|$/, false))
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35 return 'em';
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36 if (stream.match(rx_literal) && stream.match (/\W+|$/, false))
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37 return 'string-2';
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38 if (stream.match(rx_number))
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39 return 'number';
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40 if (stream.match(rx_positive))
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41 return 'positive';
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42 if (stream.match(rx_negative))
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43 return 'negative';
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44 if (stream.match(rx_uri))
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45 return 'link';
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46
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47 while (stream.next() != null) {
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48 if (stream.match(rx_strong, false)) break;
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49 if (stream.match(rx_emphasis, false)) break;
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50 if (stream.match(rx_literal, false)) break;
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51 if (stream.match(rx_number, false)) break;
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52 if (stream.match(rx_positive, false)) break;
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53 if (stream.match(rx_negative, false)) break;
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54 if (stream.match(rx_uri, false)) break;
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55 }
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56
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57 return null;
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58 }
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59 };
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60
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61 var mode = CodeMirror.getMode(
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62 config, options.backdrop || 'rst-base'
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63 );
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64
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65 return CodeMirror.overlayMode(mode, overlay, true); // combine
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66 }, 'python', 'stex');
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67
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68 ///////////////////////////////////////////////////////////////////////////////
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69 ///////////////////////////////////////////////////////////////////////////////
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70
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71 CodeMirror.defineMode('rst-base', function (config) {
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72
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73 ///////////////////////////////////////////////////////////////////////////
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74 ///////////////////////////////////////////////////////////////////////////
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75
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76 function format(string) {
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77 var args = Array.prototype.slice.call(arguments, 1);
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78 return string.replace(/{(\d+)}/g, function (match, n) {
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79 return typeof args[n] != 'undefined' ? args[n] : match;
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80 });
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81 }
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82
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83 ///////////////////////////////////////////////////////////////////////////
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84 ///////////////////////////////////////////////////////////////////////////
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85
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86 var mode_python = CodeMirror.getMode(config, 'python');
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87 var mode_stex = CodeMirror.getMode(config, 'stex');
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88
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89 ///////////////////////////////////////////////////////////////////////////
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90 ///////////////////////////////////////////////////////////////////////////
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91
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92 var SEPA = "\\s+";
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93 var TAIL = "(?:\\s*|\\W|$)",
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94 rx_TAIL = new RegExp(format('^{0}', TAIL));
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95
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96 var NAME =
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97 "(?:[^\\W\\d_](?:[\\w!\"#$%&'()\\*\\+,\\-\\.\/:;<=>\\?]*[^\\W_])?)",
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98 rx_NAME = new RegExp(format('^{0}', NAME));
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99 var NAME_WWS =
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100 "(?:[^\\W\\d_](?:[\\w\\s!\"#$%&'()\\*\\+,\\-\\.\/:;<=>\\?]*[^\\W_])?)";
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101 var REF_NAME = format('(?:{0}|`{1}`)', NAME, NAME_WWS);
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102
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103 var TEXT1 = "(?:[^\\s\\|](?:[^\\|]*[^\\s\\|])?)";
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104 var TEXT2 = "(?:[^\\`]+)",
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105 rx_TEXT2 = new RegExp(format('^{0}', TEXT2));
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106
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107 var rx_section = new RegExp(
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108 "^([!'#$%&\"()*+,-./:;<=>?@\\[\\\\\\]^_`{|}~])\\1{3,}\\s*$");
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109 var rx_explicit = new RegExp(
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110 format('^\\.\\.{0}', SEPA));
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111 var rx_link = new RegExp(
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112 format('^_{0}:{1}|^__:{1}', REF_NAME, TAIL));
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113 var rx_directive = new RegExp(
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114 format('^{0}::{1}', REF_NAME, TAIL));
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115 var rx_substitution = new RegExp(
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116 format('^\\|{0}\\|{1}{2}::{3}', TEXT1, SEPA, REF_NAME, TAIL));
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117 var rx_footnote = new RegExp(
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118 format('^\\[(?:\\d+|#{0}?|\\*)]{1}', REF_NAME, TAIL));
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119 var rx_citation = new RegExp(
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120 format('^\\[{0}\\]{1}', REF_NAME, TAIL));
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121
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122 var rx_substitution_ref = new RegExp(
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123 format('^\\|{0}\\|', TEXT1));
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124 var rx_footnote_ref = new RegExp(
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125 format('^\\[(?:\\d+|#{0}?|\\*)]_', REF_NAME));
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126 var rx_citation_ref = new RegExp(
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127 format('^\\[{0}\\]_', REF_NAME));
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128 var rx_link_ref1 = new RegExp(
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129 format('^{0}__?', REF_NAME));
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130 var rx_link_ref2 = new RegExp(
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131 format('^`{0}`_', TEXT2));
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132
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133 var rx_role_pre = new RegExp(
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134 format('^:{0}:`{1}`{2}', NAME, TEXT2, TAIL));
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135 var rx_role_suf = new RegExp(
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136 format('^`{1}`:{0}:{2}', NAME, TEXT2, TAIL));
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137 var rx_role = new RegExp(
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138 format('^:{0}:{1}', NAME, TAIL));
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139
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140 var rx_directive_name = new RegExp(format('^{0}', REF_NAME));
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141 var rx_directive_tail = new RegExp(format('^::{0}', TAIL));
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142 var rx_substitution_text = new RegExp(format('^\\|{0}\\|', TEXT1));
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143 var rx_substitution_sepa = new RegExp(format('^{0}', SEPA));
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144 var rx_substitution_name = new RegExp(format('^{0}', REF_NAME));
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145 var rx_substitution_tail = new RegExp(format('^::{0}', TAIL));
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146 var rx_link_head = new RegExp("^_");
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147 var rx_link_name = new RegExp(format('^{0}|_', REF_NAME));
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148 var rx_link_tail = new RegExp(format('^:{0}', TAIL));
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149
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150 var rx_verbatim = new RegExp('^::\\s*$');
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151 var rx_examples = new RegExp('^\\s+(?:>>>|In \\[\\d+\\]:)\\s');
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152
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153 ///////////////////////////////////////////////////////////////////////////
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154 ///////////////////////////////////////////////////////////////////////////
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155
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156 function to_normal(stream, state) {
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157 var token = null;
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158
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159 if (stream.sol() && stream.match(rx_examples, false)) {
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160 change(state, to_mode, {
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161 mode: mode_python, local: CodeMirror.startState(mode_python)
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162 });
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163 } else if (stream.sol() && stream.match(rx_explicit)) {
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164 change(state, to_explicit);
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165 token = 'meta';
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166 } else if (stream.sol() && stream.match(rx_section)) {
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167 change(state, to_normal);
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168 token = 'header';
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169 } else if (phase(state) == rx_role_pre ||
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170 stream.match(rx_role_pre, false)) {
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171
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172 switch (stage(state)) {
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173 case 0:
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174 change(state, to_normal, context(rx_role_pre, 1));
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175 stream.match(/^:/);
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176 token = 'meta';
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177 break;
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178 case 1:
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179 change(state, to_normal, context(rx_role_pre, 2));
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180 stream.match(rx_NAME);
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181 token = 'keyword';
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182
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183 if (stream.current().match(/^(?:math|latex)/)) {
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184 state.tmp_stex = true;
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185 }
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186 break;
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187 case 2:
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188 change(state, to_normal, context(rx_role_pre, 3));
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189 stream.match(/^:`/);
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190 token = 'meta';
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191 break;
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192 case 3:
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193 if (state.tmp_stex) {
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194 state.tmp_stex = undefined; state.tmp = {
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195 mode: mode_stex, local: CodeMirror.startState(mode_stex)
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196 };
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197 }
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198
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199 if (state.tmp) {
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200 if (stream.peek() == '`') {
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201 change(state, to_normal, context(rx_role_pre, 4));
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202 state.tmp = undefined;
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203 break;
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204 }
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205
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206 token = state.tmp.mode.token(stream, state.tmp.local);
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207 break;
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208 }
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209
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210 change(state, to_normal, context(rx_role_pre, 4));
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211 stream.match(rx_TEXT2);
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212 token = 'string';
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213 break;
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214 case 4:
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215 change(state, to_normal, context(rx_role_pre, 5));
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216 stream.match(/^`/);
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217 token = 'meta';
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218 break;
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219 case 5:
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220 change(state, to_normal, context(rx_role_pre, 6));
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221 stream.match(rx_TAIL);
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222 break;
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223 default:
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224 change(state, to_normal);
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225 }
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226 } else if (phase(state) == rx_role_suf ||
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227 stream.match(rx_role_suf, false)) {
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228
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229 switch (stage(state)) {
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230 case 0:
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231 change(state, to_normal, context(rx_role_suf, 1));
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232 stream.match(/^`/);
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233 token = 'meta';
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234 break;
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235 case 1:
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236 change(state, to_normal, context(rx_role_suf, 2));
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237 stream.match(rx_TEXT2);
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238 token = 'string';
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239 break;
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240 case 2:
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241 change(state, to_normal, context(rx_role_suf, 3));
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242 stream.match(/^`:/);
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243 token = 'meta';
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244 break;
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245 case 3:
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246 change(state, to_normal, context(rx_role_suf, 4));
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247 stream.match(rx_NAME);
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248 token = 'keyword';
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249 break;
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250 case 4:
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251 change(state, to_normal, context(rx_role_suf, 5));
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252 stream.match(/^:/);
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253 token = 'meta';
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254 break;
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255 case 5:
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256 change(state, to_normal, context(rx_role_suf, 6));
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257 stream.match(rx_TAIL);
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258 break;
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259 default:
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260 change(state, to_normal);
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261 }
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262 } else if (phase(state) == rx_role || stream.match(rx_role, false)) {
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263
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264 switch (stage(state)) {
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265 case 0:
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266 change(state, to_normal, context(rx_role, 1));
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267 stream.match(/^:/);
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268 token = 'meta';
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269 break;
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270 case 1:
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271 change(state, to_normal, context(rx_role, 2));
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272 stream.match(rx_NAME);
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273 token = 'keyword';
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274 break;
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275 case 2:
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276 change(state, to_normal, context(rx_role, 3));
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277 stream.match(/^:/);
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278 token = 'meta';
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279 break;
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280 case 3:
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281 change(state, to_normal, context(rx_role, 4));
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282 stream.match(rx_TAIL);
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283 break;
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284 default:
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285 change(state, to_normal);
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286 }
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287 } else if (phase(state) == rx_substitution_ref ||
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288 stream.match(rx_substitution_ref, false)) {
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289
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290 switch (stage(state)) {
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291 case 0:
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292 change(state, to_normal, context(rx_substitution_ref, 1));
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293 stream.match(rx_substitution_text);
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294 token = 'variable-2';
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295 break;
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296 case 1:
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297 change(state, to_normal, context(rx_substitution_ref, 2));
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298 if (stream.match(/^_?_?/)) token = 'link';
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299 break;
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300 default:
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301 change(state, to_normal);
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302 }
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303 } else if (stream.match(rx_footnote_ref)) {
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304 change(state, to_normal);
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305 token = 'quote';
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306 } else if (stream.match(rx_citation_ref)) {
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307 change(state, to_normal);
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308 token = 'quote';
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309 } else if (stream.match(rx_link_ref1)) {
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310 change(state, to_normal);
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311 if (!stream.peek() || stream.peek().match(/^\W$/)) {
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312 token = 'link';
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313 }
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314 } else if (phase(state) == rx_link_ref2 ||
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315 stream.match(rx_link_ref2, false)) {
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316
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317 switch (stage(state)) {
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318 case 0:
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319 if (!stream.peek() || stream.peek().match(/^\W$/)) {
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320 change(state, to_normal, context(rx_link_ref2, 1));
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321 } else {
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322 stream.match(rx_link_ref2);
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323 }
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324 break;
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325 case 1:
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326 change(state, to_normal, context(rx_link_ref2, 2));
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327 stream.match(/^`/);
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328 token = 'link';
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329 break;
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330 case 2:
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331 change(state, to_normal, context(rx_link_ref2, 3));
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332 stream.match(rx_TEXT2);
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333 break;
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334 case 3:
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335 change(state, to_normal, context(rx_link_ref2, 4));
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336 stream.match(/^`_/);
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337 token = 'link';
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338 break;
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339 default:
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340 change(state, to_normal);
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341 }
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342 } else if (stream.match(rx_verbatim)) {
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343 change(state, to_verbatim);
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344 }
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345
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346 else {
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347 if (stream.next()) change(state, to_normal);
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348 }
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349
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350 return token;
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351 }
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352
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353 ///////////////////////////////////////////////////////////////////////////
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354 ///////////////////////////////////////////////////////////////////////////
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355
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356 function to_explicit(stream, state) {
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357 var token = null;
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358
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359 if (phase(state) == rx_substitution ||
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360 stream.match(rx_substitution, false)) {
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361
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362 switch (stage(state)) {
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363 case 0:
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364 change(state, to_explicit, context(rx_substitution, 1));
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365 stream.match(rx_substitution_text);
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366 token = 'variable-2';
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367 break;
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368 case 1:
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369 change(state, to_explicit, context(rx_substitution, 2));
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370 stream.match(rx_substitution_sepa);
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371 break;
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372 case 2:
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373 change(state, to_explicit, context(rx_substitution, 3));
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374 stream.match(rx_substitution_name);
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375 token = 'keyword';
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376 break;
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377 case 3:
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378 change(state, to_explicit, context(rx_substitution, 4));
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379 stream.match(rx_substitution_tail);
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380 token = 'meta';
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381 break;
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382 default:
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383 change(state, to_normal);
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384 }
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385 } else if (phase(state) == rx_directive ||
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386 stream.match(rx_directive, false)) {
|
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387
|
|
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388 switch (stage(state)) {
|
|
|
389 case 0:
|
|
|
390 change(state, to_explicit, context(rx_directive, 1));
|
|
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391 stream.match(rx_directive_name);
|
|
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392 token = 'keyword';
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393
|
|
|
394 if (stream.current().match(/^(?:math|latex)/))
|
|
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395 state.tmp_stex = true;
|
|
|
396 else if (stream.current().match(/^python/))
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|
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397 state.tmp_py = true;
|
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398 break;
|
|
|
399 case 1:
|
|
|
400 change(state, to_explicit, context(rx_directive, 2));
|
|
|
401 stream.match(rx_directive_tail);
|
|
|
402 token = 'meta';
|
|
|
403
|
|
|
404 if (stream.match(/^latex\s*$/) || state.tmp_stex) {
|
|
|
405 state.tmp_stex = undefined; change(state, to_mode, {
|
|
|
406 mode: mode_stex, local: CodeMirror.startState(mode_stex)
|
|
|
407 });
|
|
|
408 }
|
|
|
409 break;
|
|
|
410 case 2:
|
|
|
411 change(state, to_explicit, context(rx_directive, 3));
|
|
|
412 if (stream.match(/^python\s*$/) || state.tmp_py) {
|
|
|
413 state.tmp_py = undefined; change(state, to_mode, {
|
|
|
414 mode: mode_python, local: CodeMirror.startState(mode_python)
|
|
|
415 });
|
|
|
416 }
|
|
|
417 break;
|
|
|
418 default:
|
|
|
419 change(state, to_normal);
|
|
|
420 }
|
|
|
421 } else if (phase(state) == rx_link || stream.match(rx_link, false)) {
|
|
|
422
|
|
|
423 switch (stage(state)) {
|
|
|
424 case 0:
|
|
|
425 change(state, to_explicit, context(rx_link, 1));
|
|
|
426 stream.match(rx_link_head);
|
|
|
427 stream.match(rx_link_name);
|
|
|
428 token = 'link';
|
|
|
429 break;
|
|
|
430 case 1:
|
|
|
431 change(state, to_explicit, context(rx_link, 2));
|
|
|
432 stream.match(rx_link_tail);
|
|
|
433 token = 'meta';
|
|
|
434 break;
|
|
|
435 default:
|
|
|
436 change(state, to_normal);
|
|
|
437 }
|
|
|
438 } else if (stream.match(rx_footnote)) {
|
|
|
439 change(state, to_normal);
|
|
|
440 token = 'quote';
|
|
|
441 } else if (stream.match(rx_citation)) {
|
|
|
442 change(state, to_normal);
|
|
|
443 token = 'quote';
|
|
|
444 }
|
|
|
445
|
|
|
446 else {
|
|
|
447 stream.eatSpace();
|
|
|
448 if (stream.eol()) {
|
|
|
449 change(state, to_normal);
|
|
|
450 } else {
|
|
|
451 stream.skipToEnd();
|
|
|
452 change(state, to_comment);
|
|
|
453 token = 'comment';
|
|
|
454 }
|
|
|
455 }
|
|
|
456
|
|
|
457 return token;
|
|
|
458 }
|
|
|
459
|
|
|
460 ///////////////////////////////////////////////////////////////////////////
|
|
|
461 ///////////////////////////////////////////////////////////////////////////
|
|
|
462
|
|
|
463 function to_comment(stream, state) {
|
|
|
464 return as_block(stream, state, 'comment');
|
|
|
465 }
|
|
|
466
|
|
|
467 function to_verbatim(stream, state) {
|
|
|
468 return as_block(stream, state, 'meta');
|
|
|
469 }
|
|
|
470
|
|
|
471 function as_block(stream, state, token) {
|
|
|
472 if (stream.eol() || stream.eatSpace()) {
|
|
|
473 stream.skipToEnd();
|
|
|
474 return token;
|
|
|
475 } else {
|
|
|
476 change(state, to_normal);
|
|
|
477 return null;
|
|
|
478 }
|
|
|
479 }
|
|
|
480
|
|
|
481 ///////////////////////////////////////////////////////////////////////////
|
|
|
482 ///////////////////////////////////////////////////////////////////////////
|
|
|
483
|
|
|
484 function to_mode(stream, state) {
|
|
|
485
|
|
|
486 if (state.ctx.mode && state.ctx.local) {
|
|
|
487
|
|
|
488 if (stream.sol()) {
|
|
|
489 if (!stream.eatSpace()) change(state, to_normal);
|
|
|
490 return null;
|
|
|
491 }
|
|
|
492
|
|
|
493 return state.ctx.mode.token(stream, state.ctx.local);
|
|
|
494 }
|
|
|
495
|
|
|
496 change(state, to_normal);
|
|
|
497 return null;
|
|
|
498 }
|
|
|
499
|
|
|
500 ///////////////////////////////////////////////////////////////////////////
|
|
|
501 ///////////////////////////////////////////////////////////////////////////
|
|
|
502
|
|
|
503 function context(phase, stage, mode, local) {
|
|
|
504 return {phase: phase, stage: stage, mode: mode, local: local};
|
|
|
505 }
|
|
|
506
|
|
|
507 function change(state, tok, ctx) {
|
|
|
508 state.tok = tok;
|
|
|
509 state.ctx = ctx || {};
|
|
|
510 }
|
|
|
511
|
|
|
512 function stage(state) {
|
|
|
513 return state.ctx.stage || 0;
|
|
|
514 }
|
|
|
515
|
|
|
516 function phase(state) {
|
|
|
517 return state.ctx.phase;
|
|
|
518 }
|
|
|
519
|
|
|
520 ///////////////////////////////////////////////////////////////////////////
|
|
|
521 ///////////////////////////////////////////////////////////////////////////
|
|
|
522
|
|
|
523 return {
|
|
|
524 startState: function () {
|
|
|
525 return {tok: to_normal, ctx: context(undefined, 0)};
|
|
|
526 },
|
|
|
527
|
|
|
528 copyState: function (state) {
|
|
|
529 var ctx = state.ctx, tmp = state.tmp;
|
|
|
530 if (ctx.local)
|
|
|
531 ctx = {mode: ctx.mode, local: CodeMirror.copyState(ctx.mode, ctx.local)};
|
|
|
532 if (tmp)
|
|
|
533 tmp = {mode: tmp.mode, local: CodeMirror.copyState(tmp.mode, tmp.local)};
|
|
|
534 return {tok: state.tok, ctx: ctx, tmp: tmp};
|
|
|
535 },
|
|
|
536
|
|
|
537 innerMode: function (state) {
|
|
|
538 return state.tmp ? {state: state.tmp.local, mode: state.tmp.mode}
|
|
|
539 : state.ctx.mode ? {state: state.ctx.local, mode: state.ctx.mode}
|
|
|
540 : null;
|
|
|
541 },
|
|
|
542
|
|
|
543 token: function (stream, state) {
|
|
|
544 return state.tok(stream, state);
|
|
|
545 }
|
|
|
546 };
|
|
|
547 }, 'python', 'stex');
|
|
|
548
|
|
|
549 ///////////////////////////////////////////////////////////////////////////////
|
|
|
550 ///////////////////////////////////////////////////////////////////////////////
|
|
|
551
|
|
|
552 CodeMirror.defineMIME('text/x-rst', 'rst');
|
|
|
553
|
|
|
554 ///////////////////////////////////////////////////////////////////////////////
|
|
|
555 ///////////////////////////////////////////////////////////////////////////////
|
|
|
556
|
|
|
557 });
|
