92 lines
2.7 KiB
JavaScript
92 lines
2.7 KiB
JavaScript
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#!/usr/bin/env node
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/**
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* Manual formatter taken straight from https://github.com/umbrae/jsonlintdotcom
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**/
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/*jslint white: true, devel: true, onevar: true, browser: true, undef: true, nomen: true, regexp: true, plusplus: false, bitwise: true, newcap: true, maxerr: 50, indent: 4 */
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/**
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* jsl.format - Provide json reformatting in a character-by-character approach, so that even invalid JSON may be reformatted (to the best of its ability).
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*
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**/
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var formatter = (function () {
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function repeat(s, count) {
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return new Array(count + 1).join(s);
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}
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function formatJson(json, indentChars) {
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var i = 0,
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il = 0,
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tab = (typeof indentChars !== "undefined") ? indentChars : " ",
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newJson = "",
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indentLevel = 0,
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inString = false,
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currentChar = null;
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for (i = 0, il = json.length; i < il; i += 1) {
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currentChar = json.charAt(i);
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switch (currentChar) {
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case '{':
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case '[':
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if (!inString) {
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newJson += currentChar + "\n" + repeat(tab, indentLevel + 1);
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indentLevel += 1;
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} else {
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newJson += currentChar;
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}
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break;
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case '}':
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case ']':
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if (!inString) {
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indentLevel -= 1;
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newJson += "\n" + repeat(tab, indentLevel) + currentChar;
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} else {
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newJson += currentChar;
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}
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break;
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case ',':
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if (!inString) {
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newJson += ",\n" + repeat(tab, indentLevel);
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} else {
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newJson += currentChar;
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}
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break;
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case ':':
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if (!inString) {
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newJson += ": ";
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} else {
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newJson += currentChar;
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}
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break;
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case ' ':
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case "\n":
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case "\t":
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if (inString) {
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newJson += currentChar;
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}
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break;
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case '"':
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if (i > 0 && json.charAt(i - 1) !== '\\') {
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inString = !inString;
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}
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newJson += currentChar;
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break;
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default:
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newJson += currentChar;
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break;
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}
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}
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return newJson;
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}
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return { "formatJson": formatJson };
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}());
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if (typeof require !== 'undefined' && typeof exports !== 'undefined') {
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exports.formatter = formatter;
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}
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