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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 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 11x 11x 11x 11x 11x 11x 11x 11x 11x 11x 11x 11x 11x 11x 11x 1x 1x 1x 1x 10x 10x 11x 11x 11x 11x 11x 11x 11x 11x 11x 11x 1x 1x 10x 10x 10x 1x 1x 1x 1x 12x 12x 12x 12x 12x | import { IReplaceOptions } from '../contracts';
import { footerReplaceBelowMarker } from '../write-markdown.constants';
import { splitContent, findEscapeSequence } from './line-ending.helper';
/**
* Adds or replaces content between 2 markers within a text string
* @param inputString
* @param content
* @param options
* @returns
*/
export function addContent(inputString: string, content: string | string[], options: IReplaceOptions): string {
const replaceBelow = options?.replaceBelow;
const replaceAbove = options?.replaceAbove;
content = Array.isArray(content) ? content : [content];
const lineBreak = findEscapeSequence(inputString);
const lines = splitContent(inputString);
const replaceBelowLine =
replaceBelow != null ? lines.filter((line) => line.indexOf(replaceBelow) === 0)[0] : undefined;
const replaceBelowIndex = replaceBelowLine != null ? lines.indexOf(replaceBelowLine) : -1;
const replaceAboveLine =
replaceAbove != null ? lines.filter((line) => line.indexOf(replaceAbove) === 0)[0] : undefined;
const replaceAboveIndex = replaceAboveLine != null ? lines.indexOf(replaceAboveLine) : -1;
if (replaceAboveIndex > -1 && replaceBelowIndex > -1 && replaceAboveIndex < replaceBelowIndex) {
throw new Error(
`The replaceAbove marker '${options.replaceAbove}' was found before the replaceBelow marker '${options.replaceBelow}'. The replaceBelow marked must be before the replaceAbove.`,
);
}
const linesBefore = lines.slice(0, replaceBelowIndex + 1);
const linesAfter = replaceAboveIndex >= 0 ? lines.slice(replaceAboveIndex) : [];
const constantLines = content.reduce(
(lines, currentContent) => [...lines, ...splitContent(currentContent)],
new Array<string>(),
);
let allLines = [...linesBefore, ...constantLines, ...linesAfter];
if (options.removeDoubleBlankLines) {
allLines = allLines.filter((line, index, lines) => filterDoubleBlankLines(line, index, lines));
}
return allLines.join(lineBreak);
}
export function addCommandLineArgsFooter(fileContent: string): string {
if (fileContent.indexOf(footerReplaceBelowMarker) < 0) {
fileContent = `${fileContent}
${footerReplaceBelowMarker}`;
}
const footerContent = `Markdown Generated by [ts-command-line-args](https://www.npmjs.com/package/ts-command-line-args)`;
return addContent(fileContent, footerContent, {
replaceBelow: footerReplaceBelowMarker,
removeDoubleBlankLines: false,
});
}
const nonWhitespaceRegExp = /[^ \t]/;
function filterDoubleBlankLines(line: string, index: number, lines: string[]): boolean {
const previousLine = index > 0 ? lines[index - 1] : undefined;
return nonWhitespaceRegExp.test(line) || previousLine == null || nonWhitespaceRegExp.test(previousLine);
}
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