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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 15x 15x 15x 15x 15x 15x 15x 15x 15x 2x 2x 15x 15x 15x 15x 15x 15x 15x 15x 15x 15x 15x 15x 15x 1x 1x 15x 15x 15x 15x 2x 2x 15x 15x 15x 15x 1x 27x 27x 27x 27x 27x 27x 27x 27x 27x 27x 1x 1x 26x 26x 26x 26x 27x 27x 27x 12x 12x 27x 27x 27x 27x 27x 27x 27x 27x 27x 27x 27x 27x 27x 27x 27x 27x 27x 1x 1x 1x 1x 1x 14x 14x 14x 14x 14x 14x 14x 14x 1x 1x 1x 1x 13x 13x 13x 13x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 14x 2x 2x 14x 14x 14x 1x 13x 13x 27x 13x 13x 1x 1x 1x 40x 40x 40x 40x 40x 40x 105x 105x 27x 27x 105x 40x 40x 40x | import { IInsertCodeOptions } from '../contracts'; import { filterDoubleBlankLines, findEscapeSequence, splitContent } from './line-ending.helper'; import { isAbsolute, resolve, dirname, join } from 'path'; import { promisify } from 'util'; import { readFile, writeFile } from 'fs'; import chalk from 'chalk'; const asyncReadFile = promisify(readFile); const asyncWriteFile = promisify(writeFile); export type FileDetails = { filePath: string; fileContent: string; }; /** * Loads content from other files and inserts it into the target file * @param input - if a string is provided the target file is loaded from that path AND saved to that path once content has been inserted. If a `FileDetails` object is provided the content is not saved when done. * @param partialOptions - optional. changes the default tokens */ export async function insertCode( input: FileDetails | string, partialOptions?: Partial<IInsertCodeOptions>, ): Promise<string> { const options: IInsertCodeOptions = { removeDoubleBlankLines: false, ...partialOptions }; let fileDetails: FileDetails; if (typeof input === 'string') { const filePath = resolve(input); console.log(`Loading existing file from '${chalk.blue(filePath)}'`); fileDetails = { filePath, fileContent: (await asyncReadFile(filePath)).toString() }; } else { fileDetails = input; } const content = fileDetails.fileContent; const lineBreak = findEscapeSequence(content); let lines = splitContent(content); lines = await insertCodeImpl(fileDetails.filePath, lines, options, 0); if (options.removeDoubleBlankLines) { lines = lines.filter((line, index, lines) => filterDoubleBlankLines(line, index, lines)); } const modifiedContent = lines.join(lineBreak); if (typeof input === 'string') { console.log(`Saving modified content to '${chalk.blue(fileDetails.filePath)}'`); await asyncWriteFile(fileDetails.filePath, modifiedContent); } return modifiedContent; } async function insertCodeImpl( filePath: string, lines: string[], options: IInsertCodeOptions, startLine: number, ): Promise<string[]> { const insertCodeBelow = options?.insertCodeBelow; const insertCodeAbove = options?.insertCodeAbove; if (insertCodeBelow == null) { return Promise.resolve(lines); } const insertCodeBelowResult = insertCodeBelow != null ? findIndex(lines, (line) => line.indexOf(insertCodeBelow) === 0, startLine) : undefined; if (insertCodeBelowResult == null) { return Promise.resolve(lines); } const insertCodeAboveResult = insertCodeAbove != null ? findIndex(lines, (line) => line.indexOf(insertCodeAbove) === 0, insertCodeBelowResult.lineIndex) : undefined; const linesFromFile = await loadLines(filePath, options, insertCodeBelowResult); const linesBefore = lines.slice(0, insertCodeBelowResult.lineIndex + 1); const linesAfter = insertCodeAboveResult != null ? lines.slice(insertCodeAboveResult.lineIndex) : []; lines = [...linesBefore, ...linesFromFile, ...linesAfter]; return insertCodeAboveResult == null ? lines : insertCodeImpl(filePath, lines, options, insertCodeAboveResult.lineIndex); } const fileRegExp = /file="([^"]+)"/; const codeCommentRegExp = /codeComment(="([^"]+)")?/; //https://regex101.com/r/3MVdBO/1 const snippetRegExp = /snippetName="([^"]+)"/; async function loadLines( targetFilePath: string, options: IInsertCodeOptions, result: FindLineResults, ): Promise<string[]> { const partialPathResult = fileRegExp.exec(result.line); if (partialPathResult == null) { throw new Error( `insert code token (${options.insertCodeBelow}) found in file but file path not specified (file="relativePath/from/markdown/toFile.whatever")`, ); } const codeCommentResult = codeCommentRegExp.exec(result.line); const snippetResult = snippetRegExp.exec(result.line); const partialPath = partialPathResult[1]; const filePath = isAbsolute(partialPath) ? partialPath : join(dirname(targetFilePath), partialPathResult[1]); console.log(`Inserting code from '${chalk.blue(filePath)}' into '${chalk.blue(targetFilePath)}'`); const fileBuffer = await asyncReadFile(filePath); let contentLines = splitContent(fileBuffer.toString()); const copyBelowMarker = options.copyCodeBelow; const copyAboveMarker = options.copyCodeAbove; const copyBelowIndex = copyBelowMarker != null ? contentLines.findIndex(findLine(copyBelowMarker, snippetResult?.[1])) : -1; const copyAboveIndex = copyAboveMarker != null ? contentLines.findIndex((line, index) => line.indexOf(copyAboveMarker) === 0 && index > copyBelowIndex) : -1; if (snippetResult != null && copyBelowIndex < 0) { throw new Error( `The copyCodeBelow marker '${options.copyCodeBelow}' was not found with the requested snippet: '${snippetResult[1]}'`, ); } contentLines = contentLines.slice(copyBelowIndex + 1, copyAboveIndex > 0 ? copyAboveIndex : undefined); if (codeCommentResult != null) { contentLines = ['```' + (codeCommentResult[2] ?? ''), ...contentLines, '```']; } return contentLines; } function findLine(copyBelowMarker: string, snippetName?: string): (line: string) => boolean { return (line: string): boolean => { return line.indexOf(copyBelowMarker) === 0 && (snippetName == null || line.indexOf(snippetName) > 0); }; } type FindLineResults = { line: string; lineIndex: number }; function findIndex( lines: string[], predicate: (line: string) => boolean, startLine: number, ): FindLineResults | undefined { for (let lineIndex = startLine; lineIndex < lines.length; lineIndex++) { const line = lines[lineIndex]; if (predicate(line)) { return { lineIndex, line }; } } return undefined; } |