Open sourceHEADmane

1 files changed, 268 insertions, 0 deletions

diff --git a/node_modules/axios/lib/core/AxiosHeaders.js b/node_modules/axios/lib/core/AxiosHeaders.js
new file mode 100644
index 0000000..68e098a
--- /dev/null
+++ b/node_modules/axios/lib/core/AxiosHeaders.js
@@ -0,0 +1,268 @@
+'use strict';
+
+import utils from '../utils.js';
+import parseHeaders from '../helpers/parseHeaders.js';
+
+const $internals = Symbol('internals');
+const $defaults = Symbol('defaults');
+
+function normalizeHeader(header) {
+  return header && String(header).trim().toLowerCase();
+}
+
+function normalizeValue(value) {
+  if (value === false || value == null) {
+    return value;
+  }
+
+  return utils.isArray(value) ? value.map(normalizeValue) : String(value);
+}
+
+function parseTokens(str) {
+  const tokens = Object.create(null);
+  const tokensRE = /([^\s,;=]+)\s*(?:=\s*([^,;]+))?/g;
+  let match;
+
+  while ((match = tokensRE.exec(str))) {
+    tokens[match[1]] = match[2];
+  }
+
+  return tokens;
+}
+
+function matchHeaderValue(context, value, header, filter) {
+  if (utils.isFunction(filter)) {
+    return filter.call(this, value, header);
+  }
+
+  if (!utils.isString(value)) return;
+
+  if (utils.isString(filter)) {
+    return value.indexOf(filter) !== -1;
+  }
+
+  if (utils.isRegExp(filter)) {
+    return filter.test(value);
+  }
+}
+
+function formatHeader(header) {
+  return header.trim()
+    .toLowerCase().replace(/([a-z\d])(\w*)/g, (w, char, str) => {
+      return char.toUpperCase() + str;
+    });
+}
+
+function buildAccessors(obj, header) {
+  const accessorName = utils.toCamelCase(' ' + header);
+
+  ['get', 'set', 'has'].forEach(methodName => {
+    Object.defineProperty(obj, methodName + accessorName, {
+      value: function(arg1, arg2, arg3) {
+        return this[methodName].call(this, header, arg1, arg2, arg3);
+      },
+      configurable: true
+    });
+  });
+}
+
+function findKey(obj, key) {
+  key = key.toLowerCase();
+  const keys = Object.keys(obj);
+  let i = keys.length;
+  let _key;
+  while (i-- > 0) {
+    _key = keys[i];
+    if (key === _key.toLowerCase()) {
+      return _key;
+    }
+  }
+  return null;
+}
+
+function AxiosHeaders(headers, defaults) {
+  headers && this.set(headers);
+  this[$defaults] = defaults || null;
+}
+
+Object.assign(AxiosHeaders.prototype, {
+  set: function(header, valueOrRewrite, rewrite) {
+    const self = this;
+
+    function setHeader(_value, _header, _rewrite) {
+      const lHeader = normalizeHeader(_header);
+
+      if (!lHeader) {
+        throw new Error('header name must be a non-empty string');
+      }
+
+      const key = findKey(self, lHeader);
+
+      if (key && _rewrite !== true && (self[key] === false || _rewrite === false)) {
+        return;
+      }
+
+      self[key || _header] = normalizeValue(_value);
+    }
+
+    if (utils.isPlainObject(header)) {
+      utils.forEach(header, (_value, _header) => {
+        setHeader(_value, _header, valueOrRewrite);
+      });
+    } else {
+      setHeader(valueOrRewrite, header, rewrite);
+    }
+
+    return this;
+  },
+
+  get: function(header, parser) {
+    header = normalizeHeader(header);
+
+    if (!header) return undefined;
+
+    const key = findKey(this, header);
+
+    if (key) {
+      const value = this[key];
+
+      if (!parser) {
+        return value;
+      }
+
+      if (parser === true) {
+        return parseTokens(value);
+      }
+
+      if (utils.isFunction(parser)) {
+        return parser.call(this, value, key);
+      }
+
+      if (utils.isRegExp(parser)) {
+        return parser.exec(value);
+      }
+
+      throw new TypeError('parser must be boolean|regexp|function');
+    }
+  },
+
+  has: function(header, matcher) {
+    header = normalizeHeader(header);
+
+    if (header) {
+      const key = findKey(this, header);
+
+      return !!(key && (!matcher || matchHeaderValue(this, this[key], key, matcher)));
+    }
+
+    return false;
+  },
+
+  delete: function(header, matcher) {
+    const self = this;
+    let deleted = false;
+
+    function deleteHeader(_header) {
+      _header = normalizeHeader(_header);
+
+      if (_header) {
+        const key = findKey(self, _header);
+
+        if (key && (!matcher || matchHeaderValue(self, self[key], key, matcher))) {
+          delete self[key];
+
+          deleted = true;
+        }
+      }
+    }
+
+    if (utils.isArray(header)) {
+      header.forEach(deleteHeader);
+    } else {
+      deleteHeader(header);
+    }
+
+    return deleted;
+  },
+
+  clear: function() {
+    return Object.keys(this).forEach(this.delete.bind(this));
+  },
+
+  normalize: function(format) {
+    const self = this;
+    const headers = {};
+
+    utils.forEach(this, (value, header) => {
+      const key = findKey(headers, header);
+
+      if (key) {
+        self[key] = normalizeValue(value);
+        delete self[header];
+        return;
+      }
+
+      const normalized = format ? formatHeader(header) : String(header).trim();
+
+      if (normalized !== header) {
+        delete self[header];
+      }
+
+      self[normalized] = normalizeValue(value);
+
+      headers[normalized] = true;
+    });
+
+    return this;
+  },
+
+  toJSON: function(asStrings) {
+    const obj = Object.create(null);
+
+    utils.forEach(Object.assign({}, this[$defaults] || null, this),
+      (value, header) => {
+        if (value == null || value === false) return;
+        obj[header] = asStrings && utils.isArray(value) ? value.join(', ') : value;
+      });
+
+    return obj;
+  }
+});
+
+Object.assign(AxiosHeaders, {
+  from: function(thing) {
+    if (utils.isString(thing)) {
+      return new this(parseHeaders(thing));
+    }
+    return thing instanceof this ? thing : new this(thing);
+  },
+
+  accessor: function(header) {
+    const internals = this[$internals] = (this[$internals] = {
+      accessors: {}
+    });
+
+    const accessors = internals.accessors;
+    const prototype = this.prototype;
+
+    function defineAccessor(_header) {
+      const lHeader = normalizeHeader(_header);
+
+      if (!accessors[lHeader]) {
+        buildAccessors(prototype, _header);
+        accessors[lHeader] = true;
+      }
+    }
+
+    utils.isArray(header) ? header.forEach(defineAccessor) : defineAccessor(header);
+
+    return this;
+  }
+});
+
+AxiosHeaders.accessor(['Content-Type', 'Content-Length', 'Accept', 'Accept-Encoding', 'User-Agent']);
+
+utils.freezeMethods(AxiosHeaders.prototype);
+utils.freezeMethods(AxiosHeaders);
+
+export default AxiosHeaders;