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Diffstat (limited to 'cli/tests/testdata/run/textproto.ts')
| -rw-r--r-- | cli/tests/testdata/run/textproto.ts | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/cli/tests/testdata/run/textproto.ts b/cli/tests/testdata/run/textproto.ts deleted file mode 100644 index 44dd6fbc1..000000000 --- a/cli/tests/testdata/run/textproto.ts +++ /dev/null @@ -1,173 +0,0 @@ -// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license. -// Copyright 2009 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -/** **Deprecated**. Use `TextLineStream` from `std/steams` for line-by-line text reading instead. - * - * A reader for dealing with low level text based protocols. - * - * Based on - * [net/textproto](https://github.com/golang/go/tree/master/src/net/textproto). - * - * @deprecated (will be removed after 0.159.0) Use `TextLineStream` from `std/steams` for line-by-line text reading instead. - * @module - */ - -import type { - BufReader, - ReadLineResult, -} from "../../../../test_util/std/io/buf_reader.ts"; -import { concat } from "../../../../test_util/std/bytes/concat.ts"; - -// Constants created for DRY -const CHAR_SPACE: number = " ".charCodeAt(0); -const CHAR_TAB: number = "\t".charCodeAt(0); -const CHAR_COLON: number = ":".charCodeAt(0); - -const WHITESPACES: Array<number> = [CHAR_SPACE, CHAR_TAB]; - -const decoder = new TextDecoder(); - -// FROM https://github.com/denoland/deno/blob/b34628a26ab0187a827aa4ebe256e23178e25d39/cli/js/web/headers.ts#L9 -const invalidHeaderCharRegex = /[^\t\x20-\x7e\x80-\xff]/g; - -function str(buf: Uint8Array | null | undefined): string { - return !buf ? "" : decoder.decode(buf); -} - -/** - * @deprecated (will be removed after 0.159.0) Use `TextLineStream` from `std/steams` for line-by-line text reading instead. - */ -export class TextProtoReader { - constructor(readonly r: BufReader) {} - - /** readLine() reads a single line from the TextProtoReader, - * eliding the final \n or \r\n from the returned string. - */ - async readLine(): Promise<string | null> { - const s = await this.readLineSlice(); - return s === null ? null : str(s); - } - - /** ReadMimeHeader reads a MIME-style header from r. - * The header is a sequence of possibly continued Key: Value lines - * ending in a blank line. - * The returned map m maps CanonicalMIMEHeaderKey(key) to a - * sequence of values in the same order encountered in the input. - * - * For example, consider this input: - * - * My-Key: Value 1 - * Long-Key: Even - * Longer Value - * My-Key: Value 2 - * - * Given that input, ReadMIMEHeader returns the map: - * - * map[string][]string{ - * "My-Key": {"Value 1", "Value 2"}, - * "Long-Key": {"Even Longer Value"}, - * } - */ - async readMimeHeader(): Promise<Headers | null> { - const m = new Headers(); - let line: Uint8Array | undefined; - - // The first line cannot start with a leading space. - let buf = await this.r.peek(1); - if (buf === null) { - return null; - } else if (WHITESPACES.includes(buf[0])) { - line = (await this.readLineSlice()) as Uint8Array; - } - - buf = await this.r.peek(1); - if (buf === null) { - throw new Deno.errors.UnexpectedEof(); - } else if (WHITESPACES.includes(buf[0])) { - throw new Deno.errors.InvalidData( - `malformed MIME header initial line: ${str(line)}`, - ); - } - - while (true) { - const kv = await this.readLineSlice(); // readContinuedLineSlice - if (kv === null) throw new Deno.errors.UnexpectedEof(); - if (kv.byteLength === 0) return m; - - // Key ends at first colon - let i = kv.indexOf(CHAR_COLON); - if (i < 0) { - throw new Deno.errors.InvalidData( - `malformed MIME header line: ${str(kv)}`, - ); - } - - //let key = canonicalMIMEHeaderKey(kv.subarray(0, endKey)); - const key = str(kv.subarray(0, i)); - - // As per RFC 7230 field-name is a token, - // tokens consist of one or more chars. - // We could throw `Deno.errors.InvalidData` here, - // but better to be liberal in what we - // accept, so if we get an empty key, skip it. - if (key == "") { - continue; - } - - // Skip initial spaces in value. - i++; // skip colon - while ( - i < kv.byteLength && - (WHITESPACES.includes(kv[i])) - ) { - i++; - } - const value = str(kv.subarray(i)).replace( - invalidHeaderCharRegex, - encodeURI, - ); - - // In case of invalid header we swallow the error - // example: "Audio Mode" => invalid due to space in the key - try { - m.append(key, value); - } catch { - // Pass - } - } - } - - async readLineSlice(): Promise<Uint8Array | null> { - let line = new Uint8Array(0); - let r: ReadLineResult | null = null; - - do { - r = await this.r.readLine(); - // TODO(ry): - // This skipSpace() is definitely misplaced, but I don't know where it - // comes from nor how to fix it. - - //TODO(SmashingQuasar): Kept skipSpace to preserve behavior but it should be looked into to check if it makes sense when this is used. - - if (r !== null && this.skipSpace(r.line) !== 0) { - line = concat(line, r.line); - } - } while (r !== null && r.more); - - return r === null ? null : line; - } - - skipSpace(l: Uint8Array): number { - let n = 0; - - for (const val of l) { - if (!WHITESPACES.includes(val)) { - n++; - } - } - - return n; - } -} |