diff --git a/src/js/parser/javascript/any_character.js b/src/js/parser/javascript/any_character.js
index b0751d1..b1275e2 100644
--- a/src/js/parser/javascript/any_character.js
+++ b/src/js/parser/javascript/any_character.js
@@ -7,6 +7,6 @@ export default _.extend({}, Base, {
   render() {
     this.container.addClass('any-character');
 
-    this.label = this.render_label(this.container, 'any character');
+    this.label = this.renderLabel(this.container, 'any character');
   }
 });
diff --git a/src/js/parser/javascript/base.js b/src/js/parser/javascript/base.js
index 2218009..0cad1ac 100644
--- a/src/js/parser/javascript/base.js
+++ b/src/js/parser/javascript/base.js
@@ -1,5 +1,5 @@
 export default {
-  render_label(container, text) {
+  renderLabel(container, text) {
     var group = container.group();
 
     group.rect();
@@ -11,7 +11,7 @@ export default {
     return group;
   },
 
-  position_label(group) {
+  positionLabel(group) {
     var text = group.select('text'),
         rect = group.select('rect'),
         box = text.getBBox(),
@@ -36,7 +36,7 @@ export default {
 
     this.container.addClass('placeholder');
 
-    this.label = this.render_label(this.container, this.textValue);
+    this.label = this.renderLabel(this.container, this.textValue);
 
     this.label.select('rect').attr({
       rx: 10,
@@ -45,6 +45,6 @@ export default {
   },
 
   position() {
-    this.position_label(this.label);
+    this.positionLabel(this.label);
   }
 };
diff --git a/src/js/parser/javascript/escape.js b/src/js/parser/javascript/escape.js
index 0b82d8e..74b5f38 100644
--- a/src/js/parser/javascript/escape.js
+++ b/src/js/parser/javascript/escape.js
@@ -15,7 +15,7 @@ export default _.extend({}, Base, {
   render() {
     this.container.addClass('escape');
 
-    this.label = this.render_label(this.container, _.result(this, this.code()));
+    this.label = this.renderLabel(this.container, _.result(this, this.code()));
 
     this.label.select('rect').attr({
       rx: 3,
diff --git a/src/js/parser/javascript/literal.js b/src/js/parser/javascript/literal.js
index 798cd7c..4c01a1f 100644
--- a/src/js/parser/javascript/literal.js
+++ b/src/js/parser/javascript/literal.js
@@ -7,7 +7,7 @@ export default _.extend({}, Base, {
   render() {
     this.container.addClass('literal');
 
-    this.label = this.render_label(this.container, '"' + this.literal.textValue + '"');
+    this.label = this.renderLabel(this.container, '"' + this.literal.textValue + '"');
 
     this.label.select('rect').attr({
       rx: 3,
diff --git a/src/js/parser/javascript/match.js b/src/js/parser/javascript/match.js
index 8d0d329..32d0de7 100644
--- a/src/js/parser/javascript/match.js
+++ b/src/js/parser/javascript/match.js
@@ -9,8 +9,8 @@ export default _.extend({}, Base, {
 
     this.contents = {};
 
-    if (this.anchor_start()) {
-      this.contents.anchor_start = this.render_label(this.container, 'Start of line')
+    if (this.anchorStart()) {
+      this.contents.anchor_start = this.renderLabel(this.container, 'Start of line')
         .addClass('anchor');
     }
 
@@ -20,8 +20,8 @@ export default _.extend({}, Base, {
       return part;
     });
 
-    if (this.anchor_end()) {
-      this.contents.anchor_end = this.render_label(this.container, 'End of line')
+    if (this.anchorEnd()) {
+      this.contents.anchor_end = this.renderLabel(this.container, 'End of line')
         .addClass('anchor');
     }
   },
@@ -30,8 +30,8 @@ export default _.extend({}, Base, {
     var offset = 0,
         path = [];
 
-    if (this.anchor_start()) {
-      this.position_label(this.contents.anchor_start);
+    if (this.anchorStart()) {
+      this.positionLabel(this.contents.anchor_start);
       offset += this.contents.anchor_start.getBBox().width + 10;
       path.push(Snap.format('M{x2},{cy}h10', this.contents.anchor_start.getBBox()));
     }
@@ -44,8 +44,8 @@ export default _.extend({}, Base, {
       path.push(Snap.format('M{x2},{cy}h10', part.container.getBBox()));
     });
 
-    if (this.anchor_end()) {
-      this.position_label(this.contents.anchor_end);
+    if (this.anchorEnd()) {
+      this.positionLabel(this.contents.anchor_end);
       this.contents.anchor_end.transform(Snap.matrix()
         .translate(offset, 0));
     } else {
@@ -57,11 +57,11 @@ export default _.extend({}, Base, {
     );
   },
 
-  anchor_start() {
+  anchorStart() {
     return this._anchor_start.textValue !== '';
   },
 
-  anchor_end() {
+  anchorEnd() {
     return this._anchor_end.textValue !== '';
   },
 
diff --git a/src/js/parser/javascript/match_fragment.js b/src/js/parser/javascript/match_fragment.js
index e78588b..233543b 100644
--- a/src/js/parser/javascript/match_fragment.js
+++ b/src/js/parser/javascript/match_fragment.js
@@ -15,24 +15,24 @@ export default _.extend({}, Base, {
     this._content.position();
 
     if (this._repeat.textValue !== '') {
-      this._content.container.transform(this._repeat.content_position());
+      this._content.container.transform(this._repeat.contentPosition());
 
       box = this._content.container.getBBox();
 
-      if (this._repeat.has_skip()) {
+      if (this._repeat.hasSkip()) {
         paths.push(Snap.format('M0,{cy}q10,0 10,-10v-{vert}q0,-10 10,-10h{horiz}q10,0 10,10v{vert}q0,10 10,10', _.extend({
           vert: box.height / 2 - 10,
           horiz: box.width - 10
         }, box)));
       }
 
-      if (this._repeat.has_loop()) {
+      if (this._repeat.hasLoop()) {
         paths.push(Snap.format('M{x},{cy}q-10,0 -10,10v{vert}q0,10 10,10h{width}q10,0 10,-10v-{vert}q0,-10 -10,-10', _.extend({
           vert: box.height / 2 - 10
         }, box)));
       }
 
-      if (this._repeat.has_loop() || this._repeat.has_skip()) {
+      if (this._repeat.hasLoop() || this._repeat.hasSkip()) {
         paths.push(Snap.format('M0,{cy}h15M{x2},{cy}h15', box));
       }
 
diff --git a/src/js/parser/javascript/repeat.js b/src/js/parser/javascript/repeat.js
index 7f96891..277c4a4 100644
--- a/src/js/parser/javascript/repeat.js
+++ b/src/js/parser/javascript/repeat.js
@@ -11,22 +11,22 @@ export default {
     return (this._greedy.textValue !== '');
   },
 
-  has_skip() {
+  hasSkip() {
     return this.minimum() === 0;
   },
 
-  has_loop() {
+  hasLoop() {
     return this.maximum() === -1 || this.maximum() > 1;
   },
 
-  content_position() {
+  contentPosition() {
     var x = 0, y = 0;
 
-    if (this.has_skip()) {
+    if (this.hasSkip()) {
       y = 10;
     }
 
-    if (this.has_skip() || this.has_loop()) {
+    if (this.hasSkip() || this.hasLoop()) {
       x = 15;
     }