escomplex-coffee/lib/walker.js

Software complexity analysis for CoffeeScript projects. CoffeeScript-specific wrapper around escomplex.

// Generated by CoffeeScript 1.9.0
(function() {
  var syntaxDefinitions, util;

  syntaxDefinitions = require("./syntax");

  util = require("./util");

  module.exports = {
    walk: function(tree, settings, callbacks) {
      var syntaxes, visitChildren, visitNode;
      syntaxes = syntaxDefinitions(settings);
      visitNode = function(node, assignedName) {
        var lines, syntax;
        if (Array.isArray(node)) {
          return node.forEach(function(n) {
            return visitNode(n, assignedName);
          });
        } else if (typeof node === "object" && node) {
          syntax = syntaxes[util.getName(node)];
          if (!syntax) {
            return;
          }
          callbacks.processNode(node, syntax);
          if (syntax.newScope) {
            lines = {
              start: {
                line: node.locationData.first_line
              },
              end: {
                line: node.locationData.last_line
              }
            };
            callbacks.createScope(util.safeName(node, assignedName), lines, node.params.length);
          }
          visitChildren(syntax, node);
          if (syntax.newScope) {
            return callbacks.popScope();
          }
        }
      };
      visitChildren = function(syntax, node) {
        var children;
        children = syntax.children[0](node);
        if (Array.isArray(children)) {
          return children.forEach(function(child) {
            var name;
            name = typeof syntax.assignableName === 'function' ? syntax.assignableName(node) : null;
            return visitNode(node[child], name);
          });
        }
      };
      return visitNode(tree);
    }
  };

}).call(this);