Jesus sucks

backend/frontend/node_modules/postcss-font-variant/index.js

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+var postcss = require("postcss");
+
+/**
+ * font variant convertion map
+ *
+ * @type {Object}
+ */
+var fontVariantProperties = {
+  "font-variant-ligatures": {
+    "common-ligatures": "\"liga\", \"clig\"",
+    "no-common-ligatures": "\"liga\", \"clig off\"",
+    "discretionary-ligatures": "\"dlig\"",
+    "no-discretionary-ligatures": "\"dlig\" off",
+    "historical-ligatures": "\"hlig\"",
+    "no-historical-ligatures": "\"hlig\" off",
+    contextual: "\"calt\"",
+    "no-contextual": "\"calt\" off"
+  },
+
+  "font-variant-position": {
+    sub: "\"subs\"",
+    "super": "\"sups\"",
+    normal: "\"subs\" off, \"sups\" off"
+  },
+
+  "font-variant-caps": {
+    "small-caps": "\"smcp\"",
+    "all-small-caps": "\"smcp\", \"c2sc\"",
+    "petite-caps": "\"pcap\"",
+    "all-petite-caps": "\"pcap\", \"c2pc\"",
+    unicase: "\"unic\"",
+    "titling-caps": "\"titl\""
+  },
+
+  "font-variant-numeric": {
+    "lining-nums": "\"lnum\"",
+    "oldstyle-nums": "\"onum\"",
+    "proportional-nums": "\"pnum\"",
+    "tabular-nums": "\"tnum\"",
+    "diagonal-fractions": "\"frac\"",
+    "stacked-fractions": "\"afrc\"",
+    ordinal: "\"ordn\"",
+    "slashed-zero": "\"zero\""
+  },
+
+  "font-kerning": {
+    normal: "\"kern\"",
+    none: "\"kern\" off"
+  },
+
+  "font-variant": {
+    normal: "normal",
+    inherit: "inherit"
+  }
+}
+
+// The `font-variant` property is a shorthand for all the others.
+for (var prop in fontVariantProperties) {
+  var keys = fontVariantProperties[prop]
+  for (var key in keys) {
+    if (!(key in fontVariantProperties["font-variant"])) {
+      fontVariantProperties["font-variant"][key] = keys[key]
+    }
+  }
+}
+
+// Find font-feature-settings declaration before given declaration,
+// create if does not exist
+function getFontFeatureSettingsPrevTo(decl) {
+  var fontFeatureSettings = null;
+  decl.parent.walkDecls(function(decl) {
+    if (decl.prop === "font-feature-settings") {
+      fontFeatureSettings = decl;
+    }
+  })
+
+  if (fontFeatureSettings === null) {
+    fontFeatureSettings = decl.clone()
+    fontFeatureSettings.prop = "font-feature-settings"
+    fontFeatureSettings.value = ""
+    decl.parent.insertBefore(decl, fontFeatureSettings)
+  }
+  return fontFeatureSettings
+}
+
+/**
+ * Expose the font-variant plugin.
+ */
+module.exports = postcss.plugin("postcss-font-variant", function() {
+  return function(styles) {
+    styles.walkRules(function(rule) {
+      var fontFeatureSettings = null
+      // read custom media queries
+      rule.walkDecls(function(decl) {
+        if (!fontVariantProperties[decl.prop]) {
+          return null
+        }
+
+        var newValue = decl.value
+        if (decl.prop === "font-variant") {
+          newValue = decl.value.split(/\s+/g).map(function(val) {
+            return fontVariantProperties["font-variant"][val]
+          }).join(", ")
+        }
+        else if (fontVariantProperties[decl.prop][decl.value]) {
+          newValue = fontVariantProperties[decl.prop][decl.value]
+        }
+
+        if (fontFeatureSettings === null) {
+          fontFeatureSettings = getFontFeatureSettingsPrevTo(decl);
+        }
+        if (fontFeatureSettings.value && fontFeatureSettings.value !== newValue) {
+          fontFeatureSettings.value += ", " + newValue;
+        }
+        else {
+          fontFeatureSettings.value = newValue;
+        }
+      })
+    })
+  }
+})