diff options
Diffstat (limited to 'g4f/Provider/npm/node_modules/undici/lib/fileapi/filereader.js')
-rw-r--r-- | g4f/Provider/npm/node_modules/undici/lib/fileapi/filereader.js | 344 |
1 files changed, 0 insertions, 344 deletions
diff --git a/g4f/Provider/npm/node_modules/undici/lib/fileapi/filereader.js b/g4f/Provider/npm/node_modules/undici/lib/fileapi/filereader.js deleted file mode 100644 index cd36a22f..00000000 --- a/g4f/Provider/npm/node_modules/undici/lib/fileapi/filereader.js +++ /dev/null @@ -1,344 +0,0 @@ -'use strict' - -const { - staticPropertyDescriptors, - readOperation, - fireAProgressEvent -} = require('./util') -const { - kState, - kError, - kResult, - kEvents, - kAborted -} = require('./symbols') -const { webidl } = require('../fetch/webidl') -const { kEnumerableProperty } = require('../core/util') - -class FileReader extends EventTarget { - constructor () { - super() - - this[kState] = 'empty' - this[kResult] = null - this[kError] = null - this[kEvents] = { - loadend: null, - error: null, - abort: null, - load: null, - progress: null, - loadstart: null - } - } - - /** - * @see https://w3c.github.io/FileAPI/#dfn-readAsArrayBuffer - * @param {import('buffer').Blob} blob - */ - readAsArrayBuffer (blob) { - webidl.brandCheck(this, FileReader) - - webidl.argumentLengthCheck(arguments, 1, { header: 'FileReader.readAsArrayBuffer' }) - - blob = webidl.converters.Blob(blob, { strict: false }) - - // The readAsArrayBuffer(blob) method, when invoked, - // must initiate a read operation for blob with ArrayBuffer. - readOperation(this, blob, 'ArrayBuffer') - } - - /** - * @see https://w3c.github.io/FileAPI/#readAsBinaryString - * @param {import('buffer').Blob} blob - */ - readAsBinaryString (blob) { - webidl.brandCheck(this, FileReader) - - webidl.argumentLengthCheck(arguments, 1, { header: 'FileReader.readAsBinaryString' }) - - blob = webidl.converters.Blob(blob, { strict: false }) - - // The readAsBinaryString(blob) method, when invoked, - // must initiate a read operation for blob with BinaryString. - readOperation(this, blob, 'BinaryString') - } - - /** - * @see https://w3c.github.io/FileAPI/#readAsDataText - * @param {import('buffer').Blob} blob - * @param {string?} encoding - */ - readAsText (blob, encoding = undefined) { - webidl.brandCheck(this, FileReader) - - webidl.argumentLengthCheck(arguments, 1, { header: 'FileReader.readAsText' }) - - blob = webidl.converters.Blob(blob, { strict: false }) - - if (encoding !== undefined) { - encoding = webidl.converters.DOMString(encoding) - } - - // The readAsText(blob, encoding) method, when invoked, - // must initiate a read operation for blob with Text and encoding. - readOperation(this, blob, 'Text', encoding) - } - - /** - * @see https://w3c.github.io/FileAPI/#dfn-readAsDataURL - * @param {import('buffer').Blob} blob - */ - readAsDataURL (blob) { - webidl.brandCheck(this, FileReader) - - webidl.argumentLengthCheck(arguments, 1, { header: 'FileReader.readAsDataURL' }) - - blob = webidl.converters.Blob(blob, { strict: false }) - - // The readAsDataURL(blob) method, when invoked, must - // initiate a read operation for blob with DataURL. - readOperation(this, blob, 'DataURL') - } - - /** - * @see https://w3c.github.io/FileAPI/#dfn-abort - */ - abort () { - // 1. If this's state is "empty" or if this's state is - // "done" set this's result to null and terminate - // this algorithm. - if (this[kState] === 'empty' || this[kState] === 'done') { - this[kResult] = null - return - } - - // 2. If this's state is "loading" set this's state to - // "done" and set this's result to null. - if (this[kState] === 'loading') { - this[kState] = 'done' - this[kResult] = null - } - - // 3. If there are any tasks from this on the file reading - // task source in an affiliated task queue, then remove - // those tasks from that task queue. - this[kAborted] = true - - // 4. Terminate the algorithm for the read method being processed. - // TODO - - // 5. Fire a progress event called abort at this. - fireAProgressEvent('abort', this) - - // 6. If this's state is not "loading", fire a progress - // event called loadend at this. - if (this[kState] !== 'loading') { - fireAProgressEvent('loadend', this) - } - } - - /** - * @see https://w3c.github.io/FileAPI/#dom-filereader-readystate - */ - get readyState () { - webidl.brandCheck(this, FileReader) - - switch (this[kState]) { - case 'empty': return this.EMPTY - case 'loading': return this.LOADING - case 'done': return this.DONE - } - } - - /** - * @see https://w3c.github.io/FileAPI/#dom-filereader-result - */ - get result () { - webidl.brandCheck(this, FileReader) - - // The result attribute’s getter, when invoked, must return - // this's result. - return this[kResult] - } - - /** - * @see https://w3c.github.io/FileAPI/#dom-filereader-error - */ - get error () { - webidl.brandCheck(this, FileReader) - - // The error attribute’s getter, when invoked, must return - // this's error. - return this[kError] - } - - get onloadend () { - webidl.brandCheck(this, FileReader) - - return this[kEvents].loadend - } - - set onloadend (fn) { - webidl.brandCheck(this, FileReader) - - if (this[kEvents].loadend) { - this.removeEventListener('loadend', this[kEvents].loadend) - } - - if (typeof fn === 'function') { - this[kEvents].loadend = fn - this.addEventListener('loadend', fn) - } else { - this[kEvents].loadend = null - } - } - - get onerror () { - webidl.brandCheck(this, FileReader) - - return this[kEvents].error - } - - set onerror (fn) { - webidl.brandCheck(this, FileReader) - - if (this[kEvents].error) { - this.removeEventListener('error', this[kEvents].error) - } - - if (typeof fn === 'function') { - this[kEvents].error = fn - this.addEventListener('error', fn) - } else { - this[kEvents].error = null - } - } - - get onloadstart () { - webidl.brandCheck(this, FileReader) - - return this[kEvents].loadstart - } - - set onloadstart (fn) { - webidl.brandCheck(this, FileReader) - - if (this[kEvents].loadstart) { - this.removeEventListener('loadstart', this[kEvents].loadstart) - } - - if (typeof fn === 'function') { - this[kEvents].loadstart = fn - this.addEventListener('loadstart', fn) - } else { - this[kEvents].loadstart = null - } - } - - get onprogress () { - webidl.brandCheck(this, FileReader) - - return this[kEvents].progress - } - - set onprogress (fn) { - webidl.brandCheck(this, FileReader) - - if (this[kEvents].progress) { - this.removeEventListener('progress', this[kEvents].progress) - } - - if (typeof fn === 'function') { - this[kEvents].progress = fn - this.addEventListener('progress', fn) - } else { - this[kEvents].progress = null - } - } - - get onload () { - webidl.brandCheck(this, FileReader) - - return this[kEvents].load - } - - set onload (fn) { - webidl.brandCheck(this, FileReader) - - if (this[kEvents].load) { - this.removeEventListener('load', this[kEvents].load) - } - - if (typeof fn === 'function') { - this[kEvents].load = fn - this.addEventListener('load', fn) - } else { - this[kEvents].load = null - } - } - - get onabort () { - webidl.brandCheck(this, FileReader) - - return this[kEvents].abort - } - - set onabort (fn) { - webidl.brandCheck(this, FileReader) - - if (this[kEvents].abort) { - this.removeEventListener('abort', this[kEvents].abort) - } - - if (typeof fn === 'function') { - this[kEvents].abort = fn - this.addEventListener('abort', fn) - } else { - this[kEvents].abort = null - } - } -} - -// https://w3c.github.io/FileAPI/#dom-filereader-empty -FileReader.EMPTY = FileReader.prototype.EMPTY = 0 -// https://w3c.github.io/FileAPI/#dom-filereader-loading -FileReader.LOADING = FileReader.prototype.LOADING = 1 -// https://w3c.github.io/FileAPI/#dom-filereader-done -FileReader.DONE = FileReader.prototype.DONE = 2 - -Object.defineProperties(FileReader.prototype, { - EMPTY: staticPropertyDescriptors, - LOADING: staticPropertyDescriptors, - DONE: staticPropertyDescriptors, - readAsArrayBuffer: kEnumerableProperty, - readAsBinaryString: kEnumerableProperty, - readAsText: kEnumerableProperty, - readAsDataURL: kEnumerableProperty, - abort: kEnumerableProperty, - readyState: kEnumerableProperty, - result: kEnumerableProperty, - error: kEnumerableProperty, - onloadstart: kEnumerableProperty, - onprogress: kEnumerableProperty, - onload: kEnumerableProperty, - onabort: kEnumerableProperty, - onerror: kEnumerableProperty, - onloadend: kEnumerableProperty, - [Symbol.toStringTag]: { - value: 'FileReader', - writable: false, - enumerable: false, - configurable: true - } -}) - -Object.defineProperties(FileReader, { - EMPTY: staticPropertyDescriptors, - LOADING: staticPropertyDescriptors, - DONE: staticPropertyDescriptors -}) - -module.exports = { - FileReader -} |