Function getUniqueVars

lib/vars.js:35–53

(vars)

// Find variables with unique values, and create a mapping between them.
function getUniqueVars(vars) {
  let unique = {};
  for (let key in vars) {
    if (!unique[vars[key]]) {
      unique[vars[key]] = [key];
    } else {
      unique[vars[key]].push(key);
    }
  }

  let mappings = {};
  for (let val in unique) {
    for (let key of unique[val]) {
      mappings[key] = unique[val];
    }
  }

  return mappings;
}

// Get unique variables, static variables, and a mapping of original variable names.
function getVariableMappings(themes) {