97 lines
2.2 KiB
TypeScript
97 lines
2.2 KiB
TypeScript
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declare namespace cliTruncate {
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interface Options {
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/**
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Position to truncate the string.
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@default 'end'
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*/
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readonly position?: 'start' | 'middle' | 'end';
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/**
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Add a space between the text and the ellipsis.
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@default false
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@example
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```
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cliTruncate('unicorns', 5, {position: 'end', space: true});
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//=> 'uni …'
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cliTruncate('unicorns', 5, {position: 'end', space: false});
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//=> 'unic…'
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cliTruncate('unicorns', 6, {position: 'start', space: true});
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//=> '… orns'
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cliTruncate('unicorns', 7, {position: 'middle', space: true});
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//=> 'uni … s'
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```
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*/
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readonly space?: boolean;
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/**
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Truncate the string from a whitespace if it is within 3 characters from the actual breaking point.
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@default false
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@example
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```
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cliTruncate('unicorns rainbow dragons', 20, {position: 'start', preferTruncationOnSpace: true});
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//=> '…rainbow dragons'
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cliTruncate('unicorns rainbow dragons', 20, {position: 'middle', preferTruncationOnSpace: true});
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//=> 'unicorns…dragons'
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cliTruncate('unicorns rainbow dragons', 6, {position: 'end', preferTruncationOnSpace: true});
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//=> 'unico…'
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````
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*/
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readonly preferTruncationOnSpace?: boolean;
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}
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}
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/**
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Truncate a string to a specific width in the terminal.
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@param text - Text to truncate.
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@param columns - Columns to occupy in the terminal.
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@example
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```
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import cliTruncate = require('cli-truncate');
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cliTruncate('unicorn', 4);
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//=> 'uni…'
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// Truncate at different positions
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cliTruncate('unicorn', 4, {position: 'start'});
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//=> '…orn'
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cliTruncate('unicorn', 4, {position: 'middle'});
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//=> 'un…n'
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cliTruncate('\u001B[31municorn\u001B[39m', 4);
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//=> '\u001B[31muni\u001B[39m…'
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// Truncate Unicode surrogate pairs
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cliTruncate('uni\uD83C\uDE00corn', 5);
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//=> 'uni\uD83C\uDE00…'
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// Truncate fullwidth characters
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cliTruncate('안녕하세요', 3);
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//=> '안…'
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// Truncate the paragraph to the terminal width
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const paragraph = 'Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa.';
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cliTruncate(paragraph, process.stdout.columns));
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//=> 'Lorem ipsum dolor sit amet, consectetuer adipiscing…'
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```
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*/
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declare function cliTruncate(
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text: string,
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columns: number,
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options?: cliTruncate.Options
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): string;
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export = cliTruncate;
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