From d2eb8460e8409f8c419f816312c3362e45367913 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Fri, 9 Jan 2015 11:01:30 -0800
Subject: JS linter cleanups.

---
 js/lib/node.js | 271 +++++++++++++++++++++++++++++----------------------------
 1 file changed, 136 insertions(+), 135 deletions(-)

(limited to 'js/lib')

diff --git a/js/lib/node.js b/js/lib/node.js
index f96d65c..f88dff5 100644
--- a/js/lib/node.js
+++ b/js/lib/node.js
@@ -1,182 +1,183 @@
-util = require('util');
+"use strict";
 
 function isContainer(node) {
-  var t = node.t;
-  return (t == 'Document' ||
-          t == 'BlockQuote' ||
-          t == 'List' ||
-          t == 'ListItem' ||
-          t == 'Paragraph' ||
-          t == 'Header' ||
-          t == 'Emph' ||
-          t == 'Strong' ||
-          t == 'Link' ||
-          t == 'Image');
+    var t = node.t;
+    return (t === 'Document' ||
+            t === 'BlockQuote' ||
+            t === 'List' ||
+            t === 'ListItem' ||
+            t === 'Paragraph' ||
+            t === 'Header' ||
+            t === 'Emph' ||
+            t === 'Strong' ||
+            t === 'Link' ||
+            t === 'Image');
 }
 
 function NodeWalker(root) {
-  this.current = root;
-  this.root = root;
-  this.entering = true;
+    this.current = root;
+    this.root = root;
+    this.entering = true;
 }
 
 NodeWalker.prototype.resumeAt = function(node, entering) {
-  this.current = node;
-  this.entering = (entering === true);
+    this.current = node;
+    this.entering = (entering === true);
 };
 
 NodeWalker.prototype.next = function(){
-  var cur = this.current;
-  var entering = this.entering;
+    var cur = this.current;
+    var entering = this.entering;
 
-  if (!cur)
-    return null;
+    if (!cur) {
+        return null;
+    }
 
-  var container = isContainer(cur);
+    var container = isContainer(cur);
 
-  if (entering && container) {
-    if (cur.firstChild) {
-      this.current = cur.firstChild;
-      this.entering = true;
-    } else {
-      // stay on node but exit
-      this.entering = false;
-    }
+    if (entering && container) {
+        if (cur.firstChild) {
+            this.current = cur.firstChild;
+            this.entering = true;
+        } else {
+            // stay on node but exit
+            this.entering = false;
+        }
 
-  } else if (!entering && cur == this.root) {
-    // don't move past root
-    this.current = null;
+    } else if (!entering && cur === this.root) {
+        // don't move past root
+        this.current = null;
 
-  } else if (cur.next) {
-    this.current = cur.next;
-    this.entering = true;
+    } else if (cur.next) {
+        this.current = cur.next;
+        this.entering = true;
 
-  } else {
-    this.current = cur.parent;
-    this.entering = false;
-  }
+    } else {
+        this.current = cur.parent;
+        this.entering = false;
+    }
 
-  return {entering: entering, node: cur};
+    return {entering: entering, node: cur};
 };
 
 function Node(nodeType) {
-  this.t = nodeType;
-  this.parent = null;
-  this.firstChild = null;
-  this.lastChild = null;
-  this.prev = null;
-  this.next = null;
-  this.pos = {};
+    this.t = nodeType;
+    this.parent = null;
+    this.firstChild = null;
+    this.lastChild = null;
+    this.prev = null;
+    this.next = null;
+    this.pos = {};
 }
 
 Node.prototype.isContainer = function() {
-  return isContainer(this);
+    return isContainer(this);
 };
 
 Node.prototype.appendChild = function(child) {
-  child.unlink();
-  child.parent = this;
-  if (this.lastChild) {
-    this.lastChild.next = child;
-    child.prev = this.lastChild;
-    this.lastChild = child;
-  } else {
-    this.firstChild = child;
-    this.lastChild = child;
-  }
+    child.unlink();
+    child.parent = this;
+    if (this.lastChild) {
+        this.lastChild.next = child;
+        child.prev = this.lastChild;
+        this.lastChild = child;
+    } else {
+        this.firstChild = child;
+        this.lastChild = child;
+    }
 };
 
 Node.prototype.prependChild = function(child) {
-  child.unlink();
-  child.parent = this;
-  if (this.firstChild) {
-    this.firstChild.prev = child;
-    child.next = this.firstChild;
-    this.firstChild = child;
-  } else {
-    this.firstChild = child;
-    this.lastChild = child;
-  }
+    child.unlink();
+    child.parent = this;
+    if (this.firstChild) {
+        this.firstChild.prev = child;
+        child.next = this.firstChild;
+        this.firstChild = child;
+    } else {
+        this.firstChild = child;
+        this.lastChild = child;
+    }
 };
 
 Node.prototype.unlink = function() {
-  if (this.prev) {
-    this.prev.next = this.next;
-  } else if (this.parent) {
-    this.parent.firstChild = this.next;
-  }
-  if (this.next) {
-    this.next.prev = this.prev;
-  } else if (this.parent) {
-    this.parent.lastChild = this.prev;
-  }
-  this.parent = null;
-  this.next = null;
-  this.prev = null;
+    if (this.prev) {
+        this.prev.next = this.next;
+    } else if (this.parent) {
+        this.parent.firstChild = this.next;
+    }
+    if (this.next) {
+        this.next.prev = this.prev;
+    } else if (this.parent) {
+        this.parent.lastChild = this.prev;
+    }
+    this.parent = null;
+    this.next = null;
+    this.prev = null;
 };
 
 Node.prototype.insertAfter = function(sibling) {
-  sibling.unlink();
-  sibling.next = this.next;
-  if (sibling.next) {
-      sibling.next.prev = sibling;
-  }
-  sibling.prev = this;
-  this.next = sibling;
-  sibling.parent = this.parent;
-  if (!sibling.next) {
-    sibling.parent.lastChild = sibling;
-  }
+    sibling.unlink();
+    sibling.next = this.next;
+    if (sibling.next) {
+        sibling.next.prev = sibling;
+    }
+    sibling.prev = this;
+    this.next = sibling;
+    sibling.parent = this.parent;
+    if (!sibling.next) {
+        sibling.parent.lastChild = sibling;
+    }
 };
 
 Node.prototype.insertBefore = function(sibling) {
-  sibling.unlink();
-  sibling.prev = this.prev;
-  if (sibling.prev) {
-    sibling.prev.next = sibling;
-  }
-  sibling.next = this;
-  this.prev = sibling;
-  sibling.parent = this.parent;
-  if (!sibling.prev) {
-    sibling.parent.firstChild = sibling;
-  }
+    sibling.unlink();
+    sibling.prev = this.prev;
+    if (sibling.prev) {
+        sibling.prev.next = sibling;
+    }
+    sibling.next = this;
+    this.prev = sibling;
+    sibling.parent = this.parent;
+    if (!sibling.prev) {
+        sibling.parent.firstChild = sibling;
+    }
 };
 
 Node.prototype.walker = function() {
-  var walker = new NodeWalker(this);
-  return walker;
+    var walker = new NodeWalker(this);
+    return walker;
 };
 
 Node.prototype.toAST = function() {
-  var children;
-  var cur;
-  var result = { t: this.t };
-
-  var propsToShow = ['t', 'c', 'list_data', 'string_content',
-                     'pos', 'start_column', 'end_column',
-                     'tight', 'info'];
-
-  for (var i = 0; i < propsToShow.length; i++) {
-      var prop = propsToShow[i];
-      if (this[prop] !== undefined) {
-          result[prop] = this[prop];
-      }
-  }
-
-  if (isContainer(this)) {
-    children = [];
-    if (this.firstChild) {
-      cur = this.firstChild;
-      while (cur) {
-        // TODO avoid recursion here...
-        children.push(cur.toAST());
-        cur = cur.next;
-      }
-      result.children = children;
+    var children;
+    var cur;
+    var result = { t: this.t };
+
+    var propsToShow = ['t', 'c', 'list_data', 'string_content',
+                       'pos', 'start_column', 'end_column',
+                       'tight', 'info'];
+
+    for (var i = 0; i < propsToShow.length; i++) {
+        var prop = propsToShow[i];
+        if (this[prop] !== undefined) {
+            result[prop] = this[prop];
+        }
+    }
+
+    if (isContainer(this)) {
+        children = [];
+        if (this.firstChild) {
+            cur = this.firstChild;
+            while (cur) {
+                // TODO avoid recursion here...
+                children.push(cur.toAST());
+                cur = cur.next;
+            }
+            result.children = children;
+        }
     }
-  }
-  return result;
+    return result;
 
 };
 
@@ -189,7 +190,7 @@ module.exports = Node;
  var event;
 
  while (event = walker.next()) {
-   console.log(event.entering, event.node.t);
+ console.log(event.entering, event.node.t);
  }
 
-*/
+ */
-- 
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