mirror of
https://github.com/squidfunk/mkdocs-material.git
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107 lines
3.4 KiB
TypeScript
107 lines
3.4 KiB
TypeScript
/*
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* Copyright (c) 2016-2021 Martin Donath <martin.donath@squidfunk.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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import * as fs from "fs/promises"
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import * as path from "path"
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import { Observable, from } from "rxjs"
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import { mapTo, mergeMap, switchMap } from "rxjs/operators"
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import { mkdir, read, resolve, write } from "../_"
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/* ----------------------------------------------------------------------------
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* Helper types
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* ------------------------------------------------------------------------- */
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/**
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* Copy transform function
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*
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* @param data - File data
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* @param name - File name
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*
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* @returns Transformed file data
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*/
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type CopyTransformFn = (data: string, name: string) => Promise<string>
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/* ------------------------------------------------------------------------- */
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/**
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* Copy options
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*/
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interface CopyOptions {
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from: string /* Source destination */
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to: string /* Target destination */
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transform?: CopyTransformFn /* Transform function */
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watch?: boolean /* Watch mode */
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}
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/* ----------------------------------------------------------------------------
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* Functions
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* ------------------------------------------------------------------------- */
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/**
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* Copy a file
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*
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* @param options - Options
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*
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* @returns File observable
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*/
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export function copy(
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{ transform, ...options }: CopyOptions
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): Observable<string> {
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return mkdir(path.dirname(options.to))
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.pipe(
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switchMap(() => typeof transform === "undefined"
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? from(fs.copyFile(options.from, options.to))
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: read(options.from)
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.pipe(
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switchMap(data => transform(data, options.from)),
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switchMap(data => write(options.to, data))
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)
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),
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mapTo(options.to)
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)
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}
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/**
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* Copy all files matching the given pattern
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*
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* Note that this function rebases all files that match the pattern to the
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* target folder, even if the pattern resolves to a parent folder.
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*
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* @param pattern - Pattern
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* @param options - Options
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*
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* @returns File observable
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*/
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export function copyAll(
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pattern: string, options: CopyOptions
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): Observable<string> {
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return resolve(pattern, { ...options, cwd: options.from })
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.pipe(
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mergeMap(file => copy({
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...options,
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from: `${options.from}/${file}`,
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to: `${options.to}/${file.replace(/(\.{2}\/)+/, "")}`
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}), 16)
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)
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}
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