summaryrefslogtreecommitdiff
path: root/src/node_modules/es-abstract/2015/MakeDay.js
diff options
context:
space:
mode:
authorMinteck <contact@minteck.org>2021-12-21 16:52:28 +0100
committerMinteck <contact@minteck.org>2021-12-21 16:52:28 +0100
commit46e43f4bde4a35785b4997b81e86cd19f046b69b (patch)
treec53c2f826f777f9d6b2d249dab556feb72a6c3a6 /src/node_modules/es-abstract/2015/MakeDay.js
downloadlangdetect-46e43f4bde4a35785b4997b81e86cd19f046b69b.tar.gz
langdetect-46e43f4bde4a35785b4997b81e86cd19f046b69b.tar.bz2
langdetect-46e43f4bde4a35785b4997b81e86cd19f046b69b.zip
Commit
Diffstat (limited to 'src/node_modules/es-abstract/2015/MakeDay.js')
-rw-r--r--src/node_modules/es-abstract/2015/MakeDay.js33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/node_modules/es-abstract/2015/MakeDay.js b/src/node_modules/es-abstract/2015/MakeDay.js
new file mode 100644
index 0000000..614c0fc
--- /dev/null
+++ b/src/node_modules/es-abstract/2015/MakeDay.js
@@ -0,0 +1,33 @@
+'use strict';
+
+var GetIntrinsic = require('../GetIntrinsic');
+
+var $DateUTC = GetIntrinsic('%Date.UTC%');
+
+var $isFinite = require('../helpers/isFinite');
+
+var DateFromTime = require('./DateFromTime');
+var Day = require('./Day');
+var floor = require('./floor');
+var modulo = require('./modulo');
+var MonthFromTime = require('./MonthFromTime');
+var ToInteger = require('./ToInteger');
+var YearFromTime = require('./YearFromTime');
+
+// https://ecma-international.org/ecma-262/5.1/#sec-15.9.1.12
+
+module.exports = function MakeDay(year, month, date) {
+ if (!$isFinite(year) || !$isFinite(month) || !$isFinite(date)) {
+ return NaN;
+ }
+ var y = ToInteger(year);
+ var m = ToInteger(month);
+ var dt = ToInteger(date);
+ var ym = y + floor(m / 12);
+ var mn = modulo(m, 12);
+ var t = $DateUTC(ym, mn, 1);
+ if (YearFromTime(t) !== ym || MonthFromTime(t) !== mn || DateFromTime(t) !== 1) {
+ return NaN;
+ }
+ return Day(t) + dt - 1;
+};