planning

node_modules/mapbox-to-css-font/index.js

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+var fontWeights = {
+  thin: 100,
+  hairline: 100,
+  'ultra-light': 200,
+  'extra-light': 200,
+  light: 300,
+  book: 300,
+  regular: 400,
+  normal: 400,
+  plain: 400,
+  roman: 400,
+  standard: 400,
+  medium: 500,
+  'semi-bold': 600,
+  'demi-bold': 600,
+  bold: 700,
+  'extra-bold': 800,
+  'ultra-bold': 800,
+  heavy: 900,
+  black: 900,
+  'heavy-black': 900,
+  fat: 900,
+  poster: 900,
+  'ultra-black': 950,
+  'extra-black': 950
+};
+var sp = ' ';
+var italicRE = /(italic|oblique)$/i;
+
+var fontCache = {};
+
+module.exports = function(fonts, size, lineHeight) {
+  var cssData = fontCache[fonts];
+  if (!cssData) {
+    if (!Array.isArray(fonts)) {
+      fonts = [fonts];
+    }
+    var weight = 400;
+    var style = 'normal';
+    var fontFamilies = [];
+    var haveWeight, haveStyle;
+    for (var i = 0, ii = fonts.length; i < ii; ++i) {
+      var font = fonts[i];
+      var parts = font.split(' ');
+      var maybeWeight = parts[parts.length - 1].toLowerCase();
+      if (maybeWeight == 'normal' || maybeWeight == 'italic' || maybeWeight == 'oblique') {
+        style = haveStyle ? style : maybeWeight;
+        haveStyle = true;
+        parts.pop();
+        maybeWeight = parts[parts.length - 1].toLowerCase();
+      } else if (italicRE.test(maybeWeight)) {
+        maybeWeight = maybeWeight.replace(italicRE, '');
+        style = haveStyle ? style : parts[parts.length - 1].replace(maybeWeight, '');
+        haveStyle = true;
+      }
+      for (var w in fontWeights) {
+        var previousPart = parts.length > 1 ? parts[parts.length - 2].toLowerCase() : '';
+        if (maybeWeight == w || maybeWeight == w.replace('-', '') || previousPart + '-' + maybeWeight == w) {
+          weight = haveWeight ? weight : fontWeights[w];
+          parts.pop();
+          if (previousPart && w.startsWith(previousPart)) {
+            parts.pop();
+          }
+          break;
+        }
+      }
+      if (!haveWeight && typeof maybeWeight == 'number') {
+        weight = maybeWeight;
+        haveWeight = true;
+      }
+      var fontFamily = parts.join(sp)
+        .replace('Klokantech Noto Sans', 'Noto Sans');
+      if (fontFamily.indexOf(sp) !== -1) {
+        fontFamily = '"' + fontFamily + '"';
+      }
+      fontFamilies.push(fontFamily);
+    }
+    // CSS font property: font-style font-weight font-size/line-height font-family
+    cssData = fontCache[fonts] = [style, weight, fontFamilies];
+  }
+  return cssData[0] + sp + cssData[1] + sp + size + 'px' + (lineHeight ? '/' + lineHeight : '') + sp + cssData[2];
+};