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Diffstat (limited to 'node_modules/nunjucks/src/web-loaders.js')
| -rw-r--r-- | node_modules/nunjucks/src/web-loaders.js | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/node_modules/nunjucks/src/web-loaders.js b/node_modules/nunjucks/src/web-loaders.js new file mode 100644 index 0000000..ff23ca4 --- /dev/null +++ b/node_modules/nunjucks/src/web-loaders.js @@ -0,0 +1,94 @@ +'use strict'; + +function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); } +function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } +var Loader = require('./loader'); +var _require = require('./precompiled-loader.js'), + PrecompiledLoader = _require.PrecompiledLoader; +var WebLoader = /*#__PURE__*/function (_Loader) { + _inheritsLoose(WebLoader, _Loader); + function WebLoader(baseURL, opts) { + var _this; + _this = _Loader.call(this) || this; + _this.baseURL = baseURL || '.'; + opts = opts || {}; + + // By default, the cache is turned off because there's no way + // to "watch" templates over HTTP, so they are re-downloaded + // and compiled each time. (Remember, PRECOMPILE YOUR + // TEMPLATES in production!) + _this.useCache = !!opts.useCache; + + // We default `async` to false so that the simple synchronous + // API can be used when you aren't doing anything async in + // your templates (which is most of the time). This performs a + // sync ajax request, but that's ok because it should *only* + // happen in development. PRECOMPILE YOUR TEMPLATES. + _this.async = !!opts.async; + return _this; + } + var _proto = WebLoader.prototype; + _proto.resolve = function resolve(from, to) { + throw new Error('relative templates not support in the browser yet'); + }; + _proto.getSource = function getSource(name, cb) { + var _this2 = this; + var useCache = this.useCache; + var result; + this.fetch(this.baseURL + '/' + name, function (err, src) { + if (err) { + if (cb) { + cb(err.content); + } else if (err.status === 404) { + result = null; + } else { + throw err.content; + } + } else { + result = { + src: src, + path: name, + noCache: !useCache + }; + _this2.emit('load', name, result); + if (cb) { + cb(null, result); + } + } + }); + + // if this WebLoader isn't running asynchronously, the + // fetch above would actually run sync and we'll have a + // result here + return result; + }; + _proto.fetch = function fetch(url, cb) { + // Only in the browser please + if (typeof window === 'undefined') { + throw new Error('WebLoader can only by used in a browser'); + } + var ajax = new XMLHttpRequest(); + var loading = true; + ajax.onreadystatechange = function () { + if (ajax.readyState === 4 && loading) { + loading = false; + if (ajax.status === 0 || ajax.status === 200) { + cb(null, ajax.responseText); + } else { + cb({ + status: ajax.status, + content: ajax.responseText + }); + } + } + }; + url += (url.indexOf('?') === -1 ? '?' : '&') + 's=' + new Date().getTime(); + ajax.open('GET', url, this.async); + ajax.send(); + }; + return WebLoader; +}(Loader); +module.exports = { + WebLoader: WebLoader, + PrecompiledLoader: PrecompiledLoader +};
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