/node_modules/pretty-data/pretty-data.js
JavaScript | 344 lines | 224 code | 52 blank | 68 comment | 51 complexity | 34b6de5f0647e3bcdd74f07f23008260 MD5 | raw file
- /**
- * pretty-data - nodejs plugin to pretty-print or minify data in XML, JSON and CSS formats.
- *
- * Version - 0.40.0
- * Copyright (c) 2012 Vadim Kiryukhin
- * vkiryukhin @ gmail.com
- * http://www.eslinstructor.net/pretty-data/
- *
- * Dual licensed under the MIT and GPL licenses:
- * http://www.opensource.org/licenses/mit-license.php
- * http://www.gnu.org/licenses/gpl.html
- *
- * pd.xml(data ) - pretty print XML;
- * pd.json(data) - pretty print JSON;
- * pd.css(data ) - pretty print CSS;
- * pd.sql(data) - pretty print SQL;
- *
- * pd.xmlmin(data [, preserveComments] ) - minify XML;
- * pd.jsonmin(data) - minify JSON;
- * pd.cssmin(data [, preserveComments] ) - minify CSS;
- * pd.sqlmin(data) - minify SQL;
- *
- * PARAMETERS:
- *
- * @data - String; XML, JSON, CSS or SQL text to beautify;
- * @preserveComments - Bool (optional, used in minxml and mincss only);
- * Set this flag to true to prevent removing comments from @text;
- * @Return - String;
- *
- * USAGE:
- *
- * var pd = require('pretty-data').pd;
- *
- * var xml_pp = pd.xml(xml_text);
- * var xml_min = pd.xmlmin(xml_text [,true]);
- * var json_pp = pd.json(json_text);
- * var json_min = pd.jsonmin(json_text);
- * var css_pp = pd.css(css_text);
- * var css_min = pd.cssmin(css_text [, true]);
- * var sql_pp = pd.sql(sql_text);
- * var sql_min = pd.sqlmin(sql_text);
- *
- * TEST:
- * comp-name:pretty-data$ node ./test/test_xml
- * comp-name:pretty-data$ node ./test/test_json
- * comp-name:pretty-data$ node ./test/test_css
- * comp-name:pretty-data$ node ./test/test_sql
- */
- function pp() {
- this.shift = ['\n']; // array of shifts
- this.step = ' ', // 2 spaces
- maxdeep = 100, // nesting level
- ix = 0;
- // initialize array with shifts //
- for(ix=0;ix<maxdeep;ix++){
- this.shift.push(this.shift[ix]+this.step);
- }
- };
-
- // ----------------------- XML section ----------------------------------------------------
- pp.prototype.xml = function(text) {
- var ar = text.replace(/>\s{0,}</g,"><")
- .replace(/</g,"~::~<")
- .replace(/xmlns\:/g,"~::~xmlns:")
- .replace(/xmlns\=/g,"~::~xmlns=")
- .split('~::~'),
- len = ar.length,
- inComment = false,
- deep = 0,
- str = '',
- ix = 0;
- for(ix=0;ix<len;ix++) {
- // start comment or <![CDATA[...]]> or <!DOCTYPE //
- if(ar[ix].search(/<!/) > -1) {
- str += this.shift[deep]+ar[ix];
- inComment = true;
- // end comment or <![CDATA[...]]> //
- if(ar[ix].search(/-->/) > -1 || ar[ix].search(/\]>/) > -1 || ar[ix].search(/!DOCTYPE/) > -1 ) {
- inComment = false;
- }
- } else
- // end comment or <![CDATA[...]]> //
- if(ar[ix].search(/-->/) > -1 || ar[ix].search(/\]>/) > -1) {
- str += ar[ix];
- inComment = false;
- } else
- // <elm></elm> //
- if( /^<\w/.exec(ar[ix-1]) && /^<\/\w/.exec(ar[ix]) &&
- /^<[\w:\-\.\,]+/.exec(ar[ix-1]) == /^<\/[\w:\-\.\,]+/.exec(ar[ix])[0].replace('/','')) {
- str += ar[ix];
- if(!inComment) deep--;
- } else
- // <elm> //
- if(ar[ix].search(/<\w/) > -1 && ar[ix].search(/<\//) == -1 && ar[ix].search(/\/>/) == -1 ) {
- str = !inComment ? str += this.shift[deep++]+ar[ix] : str += ar[ix];
- } else
- // <elm>...</elm> //
- if(ar[ix].search(/<\w/) > -1 && ar[ix].search(/<\//) > -1) {
- str = !inComment ? str += this.shift[deep]+ar[ix] : str += ar[ix];
- } else
- // </elm> //
- if(ar[ix].search(/<\//) > -1) {
- str = !inComment ? str += this.shift[--deep]+ar[ix] : str += ar[ix];
- } else
- // <elm/> //
- if(ar[ix].search(/\/>/) > -1 ) {
- str = !inComment ? str += this.shift[deep]+ar[ix] : str += ar[ix];
- } else
- // <? xml ... ?> //
- if(ar[ix].search(/<\?/) > -1) {
- str += this.shift[deep]+ar[ix];
- } else
- // xmlns //
- if( ar[ix].search(/xmlns\:/) > -1 || ar[ix].search(/xmlns\=/) > -1) {
- str += this.shift[deep]+ar[ix];
- }
-
- else {
- str += ar[ix];
- }
- }
-
- return (str[0] == '\n') ? str.slice(1) : str;
- }
- // ----------------------- JSON section ----------------------------------------------------
- pp.prototype.json = function(text) {
- if ( typeof text === "string" ) {
- return JSON.stringify(JSON.parse(text), null, this.step);
- }
- if ( typeof text === "object" ) {
- return JSON.stringify(text, null, this.step);
- }
- return null;
- }
- // ----------------------- CSS section ----------------------------------------------------
- pp.prototype.css = function(text) {
- var ar = text.replace(/\s{1,}/g,' ')
- .replace(/\{/g,"{~::~")
- .replace(/\}/g,"~::~}~::~")
- .replace(/\;/g,";~::~")
- .replace(/\/\*/g,"~::~/*")
- .replace(/\*\//g,"*/~::~")
- .replace(/~::~\s{0,}~::~/g,"~::~")
- .split('~::~'),
- len = ar.length,
- deep = 0,
- str = '',
- ix = 0;
-
- for(ix=0;ix<len;ix++) {
- if( /\{/.exec(ar[ix])) {
- str += this.shift[deep++]+ar[ix];
- } else
- if( /\}/.exec(ar[ix])) {
- str += this.shift[--deep]+ar[ix];
- } else
- if( /\*\\/.exec(ar[ix])) {
- str += this.shift[deep]+ar[ix];
- }
- else {
- str += this.shift[deep]+ar[ix];
- }
- }
- return str.replace(/^\n{1,}/,'');
- }
- // ----------------------- SQL section ----------------------------------------------------
- function isSubquery(str, parenthesisLevel) {
- return parenthesisLevel - (str.replace(/\(/g,'').length - str.replace(/\)/g,'').length )
- }
- function split_sql(str, tab) {
- return str.replace(/\s{1,}/g," ")
- .replace(/ AND /ig,"~::~"+tab+tab+"AND ")
- .replace(/ BETWEEN /ig,"~::~"+tab+"BETWEEN ")
- .replace(/ CASE /ig,"~::~"+tab+"CASE ")
- .replace(/ ELSE /ig,"~::~"+tab+"ELSE ")
- .replace(/ END /ig,"~::~"+tab+"END ")
- .replace(/ FROM /ig,"~::~FROM ")
- .replace(/ GROUP\s{1,}BY/ig,"~::~GROUP BY ")
- .replace(/ HAVING /ig,"~::~HAVING ")
- //.replace(/ IN /ig,"~::~"+tab+"IN ")
- .replace(/ IN /ig," IN ")
- .replace(/ JOIN /ig,"~::~JOIN ")
- .replace(/ CROSS~::~{1,}JOIN /ig,"~::~CROSS JOIN ")
- .replace(/ INNER~::~{1,}JOIN /ig,"~::~INNER JOIN ")
- .replace(/ LEFT~::~{1,}JOIN /ig,"~::~LEFT JOIN ")
- .replace(/ RIGHT~::~{1,}JOIN /ig,"~::~RIGHT JOIN ")
- .replace(/ ON /ig,"~::~"+tab+"ON ")
- .replace(/ OR /ig,"~::~"+tab+tab+"OR ")
- .replace(/ ORDER\s{1,}BY/ig,"~::~ORDER BY ")
- .replace(/ OVER /ig,"~::~"+tab+"OVER ")
- .replace(/\(\s{0,}SELECT /ig,"~::~(SELECT ")
- .replace(/\)\s{0,}SELECT /ig,")~::~SELECT ")
- .replace(/ THEN /ig," THEN~::~"+tab+"")
- .replace(/ UNION /ig,"~::~UNION~::~")
- .replace(/ USING /ig,"~::~USING ")
- .replace(/ WHEN /ig,"~::~"+tab+"WHEN ")
- .replace(/ WHERE /ig,"~::~WHERE ")
- .replace(/ WITH /ig,"~::~WITH ")
- //.replace(/\,\s{0,}\(/ig,",~::~( ")
- //.replace(/\,/ig,",~::~"+tab+tab+"")
- .replace(/ ALL /ig," ALL ")
- .replace(/ AS /ig," AS ")
- .replace(/ ASC /ig," ASC ")
- .replace(/ DESC /ig," DESC ")
- .replace(/ DISTINCT /ig," DISTINCT ")
- .replace(/ EXISTS /ig," EXISTS ")
- .replace(/ NOT /ig," NOT ")
- .replace(/ NULL /ig," NULL ")
- .replace(/ LIKE /ig," LIKE ")
- .replace(/\s{0,}SELECT /ig,"SELECT ")
- .replace(/~::~{1,}/g,"~::~")
- .split('~::~');
- }
- pp.prototype.sql = function(text) {
- var ar_by_quote = text.replace(/\s{1,}/g," ")
- .replace(/\'/ig,"~::~\'")
- .split('~::~'),
- len = ar_by_quote.length,
- ar = [],
- deep = 0,
- tab = this.step,//+this.step,
- inComment = true,
- inQuote = false,
- parenthesisLevel = 0,
- str = '',
- ix = 0;
- for(ix=0;ix<len;ix++) {
- if(ix%2) {
- ar = ar.concat(ar_by_quote[ix]);
- } else {
- ar = ar.concat(split_sql(ar_by_quote[ix], tab) );
- }
- }
- len = ar.length;
- for(ix=0;ix<len;ix++) {
- parenthesisLevel = isSubquery(ar[ix], parenthesisLevel);
- if( /\s{0,}\s{0,}SELECT\s{0,}/.exec(ar[ix])) {
- ar[ix] = ar[ix].replace(/\,/g,",\n"+tab+tab+"")
- }
- if( /\s{0,}\(\s{0,}SELECT\s{0,}/.exec(ar[ix])) {
- deep++;
- str += this.shift[deep]+ar[ix];
- } else
- if( /\'/.exec(ar[ix]) ) {
- if(parenthesisLevel<1 && deep) {
- deep--;
- }
- str += ar[ix];
- }
- else {
- str += this.shift[deep]+ar[ix];
- if(parenthesisLevel<1 && deep) {
- deep--;
- }
- }
- }
- str = str.replace(/^\n{1,}/,'').replace(/\n{1,}/g,"\n");
- return str;
- }
- // ----------------------- min section ----------------------------------------------------
- pp.prototype.xmlmin = function(text, preserveComments) {
- var str = preserveComments ? text
- : text.replace(/\<![ \r\n\t]*(--([^\-]|[\r\n]|-[^\-])*--[ \r\n\t]*)\>/g,"");
- return str.replace(/>\s{0,}</g,"><");
- }
- pp.prototype.jsonmin = function(text) {
-
- return text.replace(/\s{0,}\{\s{0,}/g,"{")
- .replace(/\s{0,}\[$/g,"[")
- .replace(/\[\s{0,}/g,"[")
- .replace(/:\s{0,}\[/g,':[')
- .replace(/\s{0,}\}\s{0,}/g,"}")
- .replace(/\s{0,}\]\s{0,}/g,"]")
- .replace(/\"\s{0,}\,/g,'",')
- .replace(/\,\s{0,}\"/g,',"')
- .replace(/\"\s{0,}:/g,'":')
- .replace(/:\s{0,}\"/g,':"')
- .replace(/:\s{0,}\[/g,':[')
- .replace(/\,\s{0,}\[/g,',[')
- .replace(/\,\s{2,}/g,', ')
- .replace(/\]\s{0,},\s{0,}\[/g,'],[');
- }
- pp.prototype.cssmin = function(text, preserveComments) {
-
- var str = preserveComments ? text
- : text.replace(/\/\*([^*]|[\r\n]|(\*+([^*/]|[\r\n])))*\*+\//g,"") ;
- return str.replace(/\s{1,}/g,' ')
- .replace(/\{\s{1,}/g,"{")
- .replace(/\}\s{1,}/g,"}")
- .replace(/\;\s{1,}/g,";")
- .replace(/\/\*\s{1,}/g,"/*")
- .replace(/\*\/\s{1,}/g,"*/");
- }
- pp.prototype.sqlmin = function(text) {
- return text.replace(/\s{1,}/g," ").replace(/\s{1,}\(/,"(").replace(/\s{1,}\)/,")");
- }
- // --------------------------------------------------------------------------------------------
- exports.pd= new pp;