Fix head.fontRevision computation (#545).

be5invis · May 23, 2020 · 212749b · 212749b
1 parent 4f286a4
commit 212749b
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Showing 3 changed files with 10 additions and 2 deletions.
diff --git a/changes/3.1.0.md b/changes/3.1.0.md
@@ -6,4 +6,5 @@
  * Added `v-underscore-above-baseline` (`cv99`) and redefined the `v-underscore-high` to the right-below-baseline variant (#515).
  * Match styles of `1` and `7` in `ss##` variants (#539).
  * Refine the width of `A` and `V`.
- * Changed the layout of character variants sample image for better clarity.
+ * Changed the layout of character variants sample image for better clarity.
+ * Fix `head.fontRevision` computation (#545).
diff --git a/meta/naming.ptl b/meta/naming.ptl
@@ -1,4 +1,5 @@
 import [fallback] from '../support/utils'
+import 'semver' as semver
 
 define COPYRIGHT             0
 define FAMILY                1
@@ -186,6 +187,12 @@ export : define [assignFontNames para metrics font] : begin
 		bold          : not : not isBold
 		italic        : not : not (isItalic || isOblique)
 
+	define majorVersion : semver.major para.naming.version
+	define minorVersion : semver.minor para.naming.version
+	define patchVersion : semver.patch para.naming.version
+	if (minorVersion > 99 || patchVersion > 9) : throw : new Error "Version number overflow"
+	set font.head.fontRevision : majorVersion + (minorVersion * 10 + patchVersion) / 1000
+
 	if (para.diversityM == 1 && para.diversityF == 1 && para.diversityI == 1 && para.diversityII == 1) : begin
 		set font.OS_2.panose.3          9 # Monospaced
 		set font.post.isFixedPitch      true

diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "iosevka",
-	"version": "3.0.1",
+	"version": "3.1.0",
 	"main": "./generate.js",
 	"engines": {
 		"node": ">=12.16.0"