diff --git a/.editorconfig b/.editorconfig new file mode 100644 index 0000000..34b11d1 --- /dev/null +++ b/.editorconfig @@ -0,0 +1,9 @@ + +root = true + +[*] +end_of_line = lf +insert_final_newline = true +charset = utf-8 +indent_style = space +indent_size = 4 diff --git a/README.md b/README.md index 1820f93..5c82fd8 100644 --- a/README.md +++ b/README.md @@ -1,4 +1,4 @@ -# highlightjs-line-numbers.js [![version](http://img.shields.io/badge/release-v2.1.0-brightgreen.svg?style=flat)](https://github.com/wcoder/highlightjs-line-numbers.js/archive/master.zip) +# highlightjs-line-numbers.js [![version](http://img.shields.io/badge/release-v2.2.0-brightgreen.svg?style=flat)](https://github.com/wcoder/highlightjs-line-numbers.js/archive/master.zip) Highlight.js line numbers plugin. @@ -18,7 +18,7 @@ npm install highlightjs-line-numbers.js #### Getting the library from CDN ```html - + ``` ## Usage diff --git a/bower.json b/bower.json index 084c9e0..f3b3b75 100644 --- a/bower.json +++ b/bower.json @@ -1,6 +1,6 @@ { "name": "highlightjs-line-numbers.js", - "version": "2.1.0", + "version": "2.2.0", "homepage": "https://github.com/wcoder/highlightjs-line-numbers.js", "authors": [ "Yauheni Pakala " diff --git a/dist/highlightjs-line-numbers.min.js b/dist/highlightjs-line-numbers.min.js index 188f0b1..0ed4344 100644 --- a/dist/highlightjs-line-numbers.min.js +++ b/dist/highlightjs-line-numbers.min.js @@ -1 +1 @@ -!function(t,e){"use strict";function n(){var t=e.createElement("style");t.type="text/css",t.innerHTML=f(".{0}{border-collapse:collapse}.{0} td{padding:0}.{1}:before{content:attr({2})}",[o,h,u]),e.getElementsByTagName("head")[0].appendChild(t)}function r(n){"complete"===e.readyState?l(n):t.addEventListener("DOMContentLoaded",function(){l(n)})}function l(n){try{var r=e.querySelectorAll("code.hljs");for(var l in r)r.hasOwnProperty(l)&&s(r[l],n)}catch(i){t.console.error("LineNumbers error: ",i)}}function s(t,e){if("object"==typeof t){e=e||{singleLine:!1};var n=e.singleLine?0:1,r=i(t.innerHTML);if(r.length>n){for(var l="",s=0,g=r.length;s
{6}
',[d,c,h,u,a,s+1,r[s].length>0?r[s]:" "]);t.innerHTML=f('{1}
',[o,l])}}}function i(t){return 0===t.length?[]:t.split(/\r\n|\r|\n/g)}var o="hljs-ln",c="hljs-ln-line",a="hljs-ln-code",d="hljs-ln-numbers",h="hljs-ln-n",u="data-line-number",f=function(t,e){return t.replace(/\{(\d+)\}/g,function(t,n){return e[n]?e[n]:t})};t.hljs?(t.hljs.initLineNumbersOnLoad=r,t.hljs.lineNumbersBlock=s,n()):t.console.error("highlight.js not detected!")}(window,document); \ No newline at end of file +!function(n,e){"use strict";function t(){var n=e.createElement("style");n.type="text/css",n.innerHTML=h(".{0}{border-collapse:collapse}.{0} td{padding:0}.{1}:before{content:attr({2})}",[f,m,j]),e.getElementsByTagName("head")[0].appendChild(n)}function r(t){"complete"===e.readyState?l(t):n.addEventListener("DOMContentLoaded",function(){l(t)})}function l(t){try{var r=e.querySelectorAll("code.hljs");for(var l in r)r.hasOwnProperty(l)&&i(r[l],t)}catch(o){n.console.error("LineNumbers error: ",o)}}function i(n,e){if("object"==typeof n){e=e||{singleLine:!1};var t=e.singleLine?0:1;u(function(){s(n),n.innerHTML=o(n.innerHTML,t)})}}function o(n,e){var t=c(n);if(t.length>e){for(var r="",l=0,i=t.length;l
{6}
',[p,v,m,j,g,l+1,t[l].length>0?t[l]:" "]);return h('{1}
',[f,r])}return n}function s(n){var e=n.childNodes;for(var t in e)if(e.hasOwnProperty(t)){var r=e[t];d(r.textContent)>0&&(r.childNodes.length>0?s(r):a(r))}}function a(n){var e=n.parentNode.className;if(/hljs-/.test(e)){for(var t=c(n.textContent),r=0,l="";r{1}\n',[e,t[r]]);n.parentNode.innerHTML=l.trim()}}function c(n){return 0===n.length?[]:n.split(L)}function d(n){return(n.trim().match(L)||[]).length}function u(e){n.setTimeout(e,0)}function h(n,e){return n.replace(/\{(\d+)\}/g,function(n,t){return e[t]?e[t]:n})}var f="hljs-ln",v="hljs-ln-line",g="hljs-ln-code",p="hljs-ln-numbers",m="hljs-ln-n",j="data-line-number",L=/\r\n|\r|\n/g;n.hljs?(n.hljs.initLineNumbersOnLoad=r,n.hljs.lineNumbersBlock=i,t()):n.console.error("highlight.js not detected!")}(window,document); \ No newline at end of file diff --git a/gulpfile.js b/gulpfile.js index 358d5aa..e1848f0 100644 --- a/gulpfile.js +++ b/gulpfile.js @@ -4,11 +4,11 @@ var rename = require("gulp-rename"); var replace = require('gulp-replace'); gulp.task('build', function() { - return gulp.src('src/*.js') - .pipe(uglify()) - .pipe(replace('\\t', '')) - .pipe(rename({ - extname: '.min.js' - })) - .pipe(gulp.dest('dist')); -}); \ No newline at end of file + return gulp.src('src/*.js') + .pipe(uglify()) + .pipe(replace(' ', '')) + .pipe(rename({ + extname: '.min.js' + })) + .pipe(gulp.dest('dist')); +}); diff --git a/package.json b/package.json index a70c0d1..f5a54d0 100644 --- a/package.json +++ b/package.json @@ -1,6 +1,6 @@ { "name": "highlightjs-line-numbers.js", - "version": "2.1.0", + "version": "2.2.0", "description": "Highlight.js line numbers plugin.", "main": "src/highlightjs-line-numbers.js", "dependencies": {}, diff --git a/src/highlightjs-line-numbers.js b/src/highlightjs-line-numbers.js index 8fcd3e2..d44dba1 100644 --- a/src/highlightjs-line-numbers.js +++ b/src/highlightjs-line-numbers.js @@ -1,113 +1,177 @@ +// jshint multistr:true + (function (w, d) { - 'use strict'; - - var TABLE_NAME = 'hljs-ln', - LINE_NAME = 'hljs-ln-line', - CODE_BLOCK_NAME = 'hljs-ln-code', - NUMBERS_BLOCK_NAME = 'hljs-ln-numbers', - NUMBER_LINE_NAME = 'hljs-ln-n', - DATA_ATTR_NAME = 'data-line-number'; - - // string format - // https://wcoder.github.io/notes/string-format-for-string-formating-in-javascript - var format = function (str, args) { - return str.replace(/\{(\d+)\}/g, function(m, n){ - return args[n] ? args[n] : m; - }); - }; - - if (w.hljs) { - w.hljs.initLineNumbersOnLoad = initLineNumbersOnLoad; - w.hljs.lineNumbersBlock = lineNumbersBlock; - - addStyles(); - } else { - w.console.error('highlight.js not detected!'); - } - - function addStyles () { - var css = d.createElement('style'); - css.type = 'text/css'; - css.innerHTML = format( - '.{0}{border-collapse:collapse}\ - .{0} td{padding:0}\ - .{1}:before{content:attr({2})}', - [ - TABLE_NAME, - NUMBER_LINE_NAME, - DATA_ATTR_NAME - ]); - d.getElementsByTagName('head')[0].appendChild(css); - } - - function initLineNumbersOnLoad (options) { - if (d.readyState === 'complete') { - documentReady(options); - } else { - w.addEventListener('DOMContentLoaded', function () { - documentReady(options); - }); - } - } - - function documentReady (options) { - try { - var blocks = d.querySelectorAll('code.hljs'); - - for (var i in blocks) { - if (blocks.hasOwnProperty(i)) { - lineNumbersBlock(blocks[i], options); - } - } - } catch (e) { - w.console.error('LineNumbers error: ', e); - } - } - - function lineNumbersBlock (element, options) { - if (typeof element !== 'object') return; - - // define options or set default - options = options || { - singleLine: false - }; - - // convert options - var firstLineIndex = !!options.singleLine ? 0 : 1; - - var lines = getLines(element.innerHTML); - - if (lines.length > firstLineIndex) { - var html = ''; - - for (var i = 0, l = lines.length; i < l; i++) { - html += format( - '\ - \ -
\ - \ - \ -
{6}
\ - \ - ', - [ - NUMBERS_BLOCK_NAME, - LINE_NAME, - NUMBER_LINE_NAME, - DATA_ATTR_NAME, - CODE_BLOCK_NAME, - i + 1, - lines[i].length > 0 ? lines[i] : ' ' - ]); - } - - element.innerHTML = format('{1}
', [ TABLE_NAME, html ]); - } - } - - function getLines(text) { - if (text.length === 0) return []; - return text.split(/\r\n|\r|\n/g); - } - -}(window, document)); \ No newline at end of file + 'use strict'; + + var TABLE_NAME = 'hljs-ln', + LINE_NAME = 'hljs-ln-line', + CODE_BLOCK_NAME = 'hljs-ln-code', + NUMBERS_BLOCK_NAME = 'hljs-ln-numbers', + NUMBER_LINE_NAME = 'hljs-ln-n', + DATA_ATTR_NAME = 'data-line-number', + BREAK_LINE_REGEXP = /\r\n|\r|\n/g; + + if (w.hljs) { + w.hljs.initLineNumbersOnLoad = initLineNumbersOnLoad; + w.hljs.lineNumbersBlock = lineNumbersBlock; + + addStyles(); + } else { + w.console.error('highlight.js not detected!'); + } + + function addStyles () { + var css = d.createElement('style'); + css.type = 'text/css'; + css.innerHTML = format( + '.{0}{border-collapse:collapse}\ + .{0} td{padding:0}\ + .{1}:before{content:attr({2})}', + [ + TABLE_NAME, + NUMBER_LINE_NAME, + DATA_ATTR_NAME + ]); + d.getElementsByTagName('head')[0].appendChild(css); + } + + function initLineNumbersOnLoad (options) { + if (d.readyState === 'complete') { + documentReady(options); + } else { + w.addEventListener('DOMContentLoaded', function () { + documentReady(options); + }); + } + } + + function documentReady (options) { + try { + var blocks = d.querySelectorAll('code.hljs'); + + for (var i in blocks) { + if (blocks.hasOwnProperty(i)) { + lineNumbersBlock(blocks[i], options); + } + } + } catch (e) { + w.console.error('LineNumbers error: ', e); + } + } + + function lineNumbersBlock (element, options) { + if (typeof element !== 'object') return; + + // define options or set default + options = options || { + singleLine: false + }; + + // convert options + var firstLineIndex = !!options.singleLine ? 0 : 1; + + async(function () { + + duplicateMultilineNodes(element); + + element.innerHTML = addLineNumbersBlockFor(element.innerHTML, firstLineIndex); + }); + } + + function addLineNumbersBlockFor (inputHtml, firstLineIndex) { + + var lines = getLines(inputHtml); + + if (lines.length > firstLineIndex) { + var html = ''; + + for (var i = 0, l = lines.length; i < l; i++) { + html += format( + '\ + \ +
\ + \ + \ +
{6}
\ + \ + ', + [ + NUMBERS_BLOCK_NAME, + LINE_NAME, + NUMBER_LINE_NAME, + DATA_ATTR_NAME, + CODE_BLOCK_NAME, + i + 1, + lines[i].length > 0 ? lines[i] : ' ' + ]); + } + + return format('{1}
', [ TABLE_NAME, html ]); + } + + return inputHtml; + } + + /** + * Recursive method for fix multi-line elements implementation in highlight.js + * Doing deep passage on child nodes. + * @param {HTMLElement} element + */ + function duplicateMultilineNodes (element) { + var nodes = element.childNodes; + for (var node in nodes){ + if (nodes.hasOwnProperty(node)) { + var child = nodes[node]; + if (getLinesCount(child.textContent) > 0) { + if (child.childNodes.length > 0) { + duplicateMultilineNodes(child); + } else { + duplicateMultilineNode(child); + } + } + } + } + } + + /** + * Method for fix multi-line elements implementation in highlight.js + * @param {HTMLElement} element + */ + function duplicateMultilineNode (element) { + var className = element.parentNode.className; + + if ( ! /hljs-/.test(className)) return; + + var lines = getLines(element.textContent); + + for (var i = 0, result = ''; i < lines.length; i++) { + result += format('{1}\n', [ className, lines[i] ]); + } + element.parentNode.innerHTML = result.trim(); + } + + function getLines (text) { + if (text.length === 0) return []; + return text.split(BREAK_LINE_REGEXP); + } + + function getLinesCount (text) { + return (text.trim().match(BREAK_LINE_REGEXP) || []).length; + } + + function async (func) { + w.setTimeout(func, 0); + } + + /** + * {@link https://wcoder.github.io/notes/string-format-for-string-formating-in-javascript} + * @param {string} format + * @param {array} args + */ + function format (format, args) { + return format.replace(/\{(\d+)\}/g, function(m, n){ + return args[n] ? args[n] : m; + }); + } + +}(window, document)); pFad - Phonifier reborn

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