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@ -1,3 +1,10 @@ |
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/** |
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* class Renderer |
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* |
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* Generates HTML from parsed token stream. Each instance has independent |
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* copy of rules. Those can be rewritten with ease. Also, you can add new |
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* rules if you create plugin and adds new token types. |
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**/ |
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'use strict'; |
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@ -324,13 +331,53 @@ rules.dd_close = function() { |
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}; |
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// Renderer class
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/** |
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* new Renderer() |
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* |
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* Creates new [[Renderer]] instance and fill [[Renderer#rules]] with defaults. |
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**/ |
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function Renderer() { |
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// Clone rules object to allow local modifications
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/** |
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* Renderer#rules -> Object |
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* |
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* Contains render rules for tokens. Can be updated and extended. |
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* |
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* ##### Example |
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* |
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* ```javascript
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* var md = require('markdown-it')(); |
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* |
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* md.renderer.rules.strong_open = function () { return '<b>'; }; |
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* md.renderer.rules.strong_close = function () { return '</b>'; }; |
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* |
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* var result = md.renderInline(...); |
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* ``` |
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* |
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* Each rule is called as independed static function with fixed signature: |
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* |
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* ```javascript
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* function my_token_render(tokens, idx, options, env, self) { |
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* // ...
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* return renderedHTML; |
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* } |
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* ``` |
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* |
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* See [source code](https://github.com/markdown-it/markdown-it/blob/master/lib/renderer.js)
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* for more details and examples. |
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**/ |
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this.rules = assign({}, rules); |
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} |
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/** |
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* Renderer.renderInline(tokens, options, env) -> String |
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* - tokens (Array): list on block tokens to renter |
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* - options (Object): params of parser instance |
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* - env (Object): additional data from parsed input (references, for example) |
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* |
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* The same as [[Renderer.render]], but for single token of `inline` type. |
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**/ |
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Renderer.prototype.renderInline = function (tokens, options, env) { |
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var result = '', |
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_rules = this.rules; |
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@ -343,6 +390,16 @@ Renderer.prototype.renderInline = function (tokens, options, env) { |
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}; |
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/** internal |
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* Renderer.renderInlineAsText(tokens, options, env) -> String |
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* - tokens (Array): list on block tokens to renter |
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* - options (Object): params of parser instance |
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* - env (Object): additional data from parsed input (references, for example) |
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* |
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* Special kludge for image `alt` attributes to conform CommonMark spec. |
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* Don't try to use it! Spec requires to show `alt` content with stripped markup, |
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* instead of simple escaping. |
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**/ |
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Renderer.prototype.renderInlineAsText = function (tokens, options, env) { |
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var result = '', |
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_rules = this.rules; |
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@ -359,6 +416,15 @@ Renderer.prototype.renderInlineAsText = function (tokens, options, env) { |
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}; |
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/** |
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* Renderer.render(tokens, options, env) -> String |
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* - tokens (Array): list on block tokens to renter |
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* - options (Object): params of parser instance |
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* - env (Object): additional data from parsed input (references, for example) |
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* |
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* Takes token stream and generates HTML. Probably, you will never need to call |
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* this method directly. |
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**/ |
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Renderer.prototype.render = function (tokens, options, env) { |
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var i, len, |
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result = '', |
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