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mobile-query-three-www-vendor-CodeMirror2-mode-yaml-yaml.js / js



  CodeMirror.defineMode("yaml", function() {
          
          var cons = ['true', 'false', 'on', 'off', 'yes', 'no'];
          var keywordRegex = new RegExp("\\b(("+cons.join(")|(")+"))", 'i');
          
          return {
                  token: function(stream, state) {
                          var ch = stream.peek();
                          var esc = state.escaped;
                          state.escaped = false;
                          /* comments */
                          if (ch == "#") { stream.skipToEnd(); return "comment"; }
                          if (state.literal && stream.indentation() > state.keyCol) {
                                  stream.skipToEnd(); return "string";
                          } else if (state.literal) { state.literal = false; }
                          if (stream.sol()) {
                                  state.keyCol = 0;
                                  state.pair = false;
                                  state.pairStart = false;
                                  /* document start */
                                  if(stream.match(/---/)) { return "def"; }
                                  /* document end */
                                  if (stream.match(/\.\.\./)) { return "def"; }
                                  /* array list item */
                                  if (stream.match(/\s*-\s+/)) { return 'meta'; }
                          }
                          /* pairs (associative arrays) -> key */
                          if (!state.pair && stream.match(/^\s*([a-z0-9\._-])+(?=\s*:)/i)) {
                                  state.pair = true;
                                  state.keyCol = stream.indentation();
                                  return "atom";
                          }
                          if (state.pair && stream.match(/^:\s*/)) { state.pairStart = true; return 'meta'; }
                          
                          /* inline pairs/lists */
                          if (stream.match(/^(\{|\}|\[|\])/)) {
                                  if (ch == '{')
                                          state.inlinePairs++;
                                  else if (ch == '}')
                                          state.inlinePairs--;
                                  else if (ch == '[')
                                          state.inlineList++;
                                  else
                                          state.inlineList--;
                                  return 'meta';
                          }
                          
                          /* list seperator */
                          if (state.inlineList > 0 && !esc && ch == ',') {
                                  stream.next();
                                  return 'meta';
                          }
                          /* pairs seperator */
                          if (state.inlinePairs > 0 && !esc && ch == ',') {
                                  state.keyCol = 0;
                                  state.pair = false;
                                  state.pairStart = false;
                                  stream.next();
                                  return 'meta';
                          }
                          
                          /* start of value of a pair */
                          if (state.pairStart) {
                                  /* block literals */
                                  if (stream.match(/^\s*(\||\>)\s*/)) { state.literal = true; return 'meta'; };
                                  /* references */
                                  if (stream.match(/^\s*(\&|\*)[a-z0-9\._-]+\b/i)) { return 'variable-2'; }
                                  /* numbers */
                                  if (state.inlinePairs == 0 && stream.match(/^\s*-?[0-9\. ]+\s?/)) { return 'number'; }
                                  if (state.inlinePairs > 0 && stream.match(/^\s*-?[0-9\. ]+\s?(?=(,|}))/)) { return 'number'; }
                                  /* keywords */
                                  if (stream.match(keywordRegex)) { return 'keyword'; }
                          }
  
                          /* nothing found, continue */
                          state.pairStart = false;
                          state.escaped = (ch == '\\');
                          stream.next();
                          return null;
                  },
                  startState: function() {
                          return {
                                  pair: false,
                                  pairStart: false,
                                  keyCol: 0,
                                  inlinePairs: 0,
                                  inlineList: 0,
                                  literal: false,
                                  escaped: false
                          };
                  }
          };
  });
  
  CodeMirror.defineMIME("text/x-yaml", "yaml");
  


(C) Æliens 04/09/2009

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