51 lines
945 B
TypeScript
51 lines
945 B
TypeScript
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declare namespace detectIndent {
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interface Indent {
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/**
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Type of indentation. Is `undefined` if no indentation is detected.
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*/
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type: 'tab' | 'space' | undefined;
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/**
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Amount of indentation, for example `2`.
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*/
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amount: number;
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/**
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Actual indentation.
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*/
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indent: string;
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}
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}
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/**
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Detect the indentation of code.
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@param string - A string of any kind of text.
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@example
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```
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import * as fs from 'fs';
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import detectIndent = require('detect-indent');
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// {
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// "ilove": "pizza"
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// }
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const file = fs.readFileSync('foo.json', 'utf8');
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// Tries to detect the indentation and falls back to a default if it can't
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const indent = detectIndent(file).indent || ' ';
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const json = JSON.parse(file);
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json.ilove = 'unicorns';
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fs.writeFileSync('foo.json', JSON.stringify(json, null, indent));
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// {
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// "ilove": "unicorns"
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// }
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```
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*/
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declare function detectIndent(string: string): detectIndent.Indent;
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export = detectIndent;
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