From 5049380656cb4da9f873ebe90a0fb2b44e808e4a Mon Sep 17 00:00:00 2001
From: Joost De Cock <joost@decock.org>
Date: Sat, 13 Jun 2020 10:11:32 +0200
Subject: [PATCH] chore(trayvon): Ported trayvon to new measurements. See #416

---
 packages/trayvon/config/index.js |  2 +-
 packages/trayvon/src/shared.js   | 11 ++++-------
 2 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/packages/trayvon/config/index.js b/packages/trayvon/config/index.js
index 29ec783bcae..7dffe274683 100644
--- a/packages/trayvon/config/index.js
+++ b/packages/trayvon/config/index.js
@@ -12,7 +12,7 @@ export default {
   optionGroups: {
     style: ['tipWidth', 'knotWidth', 'lengthBonus']
   },
-  measurements: ['hpsToHipsBack', 'naturalWaistToHip', 'neckCircumference'],
+  measurements: ['hpsToWaistBack', 'waistToHips', 'neckCircumference'],
   parts: [
     'interfacingTip',
     'interfacingTail',
diff --git a/packages/trayvon/src/shared.js b/packages/trayvon/src/shared.js
index f1418fcdaff..fe722fd7c4b 100644
--- a/packages/trayvon/src/shared.js
+++ b/packages/trayvon/src/shared.js
@@ -1,8 +1,9 @@
-export const calculateHelpers = part => {
+export const calculateHelpers = (part) => {
   let { store, measurements, options } = part.shorthand()
 
   let halfLength =
-    (measurements.hpsToHipsBack + measurements.neckCircumference / 2) * (1 + options.lengthBonus)
+    (measurements.hpsToWaistBack + measurements.waistToHips + measurements.neckCircumference / 2) *
+    (1 + options.lengthBonus)
   let backTip = options.tipWidth * 0.7
   if (backTip < options.knotWidth) backTip = options.knotWidth
 
@@ -94,9 +95,5 @@ export const seamAllowance = (part, className) => {
     .line(points.tipRight)
     .offset(sa * -1)
     .attr('class', 'sa ' + className)
-  paths.sa
-    .move(paths.sa.end())
-    .line(points.tipRight)
-    .move(paths.sa.start())
-    .line(points.tipLeft)
+  paths.sa.move(paths.sa.end()).line(points.tipRight).move(paths.sa.start()).line(points.tipLeft)
 }