update

node_modules/clean-css/lib/options/rounding-precision.js

@@ -0,0 +1,88 @@
+var override = require('../utils/override');
+
+var INTEGER_PATTERN = /^\d+$/;
+
+var ALL_UNITS = ['*', 'all'];
+var DEFAULT_PRECISION = 'off'; // all precision changes are disabled
+var DIRECTIVES_SEPARATOR = ','; // e.g. *=5,px=3
+var DIRECTIVE_VALUE_SEPARATOR = '='; // e.g. *=5
+
+function roundingPrecisionFrom(source) {
+  return override(defaults(DEFAULT_PRECISION), buildPrecisionFrom(source));
+}
+
+function defaults(value) {
+  return {
+    'ch': value,
+    'cm': value,
+    'em': value,
+    'ex': value,
+    'in': value,
+    'mm': value,
+    'pc': value,
+    'pt': value,
+    'px': value,
+    'q': value,
+    'rem': value,
+    'vh': value,
+    'vmax': value,
+    'vmin': value,
+    'vw': value,
+    '%': value
+  };
+}
+
+function buildPrecisionFrom(source) {
+  if (source === null || source === undefined) {
+    return {};
+  }
+
+  if (typeof source == 'boolean') {
+    return {};
+  }
+
+  if (typeof source == 'number' && source == -1) {
+    return defaults(DEFAULT_PRECISION);
+  }
+
+  if (typeof source == 'number') {
+    return defaults(source);
+  }
+
+  if (typeof source == 'string' && INTEGER_PATTERN.test(source)) {
+    return defaults(parseInt(source));
+  }
+
+  if (typeof source == 'string' && source == DEFAULT_PRECISION) {
+    return defaults(DEFAULT_PRECISION);
+  }
+
+  if (typeof source == 'object') {
+    return source;
+  }
+
+  return source
+    .split(DIRECTIVES_SEPARATOR)
+    .reduce(function (accumulator, directive) {
+      var directiveParts = directive.split(DIRECTIVE_VALUE_SEPARATOR);
+      var name = directiveParts[0];
+      var value = parseInt(directiveParts[1]);
+
+      if (isNaN(value) || value == -1) {
+        value = DEFAULT_PRECISION;
+      }
+
+      if (ALL_UNITS.indexOf(name) > -1) {
+        accumulator = override(accumulator, defaults(value));
+      } else {
+        accumulator[name] = value;
+      }
+
+      return accumulator;
+    }, {});
+}
+
+module.exports = {
+  DEFAULT: DEFAULT_PRECISION,
+  roundingPrecisionFrom: roundingPrecisionFrom
+};