stylis - npm Package Compare versions

Comparing version 3.1.9 to 3.2.0

CHANGELOG.md

@@ -0,1 +1,9 @@
+## 3.2.0 June 30, 2017
+
+- add API to extract an isolated stylis instance.
+- middleware, allow `pre` context to affect the input.
+- vendor prefix `writing-mode`.
+- vendor prefix `column` varients.
+- add `preserve` options to preserve empty rules.
+
 ## 3.1.9 June 20, 2017
@@ -2,0 +10,0 @@

package.json

@@ -6,3 +6,3 @@ {
 	"description": "light - weight css preprocessor",
-	"version": "3.1.9",
+	"version": "3.2.0",
 	"homepage": "https://github.com/thysultan/stylis.js",
@@ -9,0 +9,0 @@ "license": "MIT",

README.md

@@ -147,2 +147,14 @@ # STYLIS
 
+#### Factory
+
+```js
+// factory pattern
+var stylis = new stylis(options)
+
+// singleton pattern
+var stylis = stylis
+```
+
+When using the factory pattern the if an object is passed as optional `options` argument, this will be passed to `stylis.set(options)` 
+
 #### Set
@@ -171,3 +183,7 @@
 	// false to enable no-semicolons (default)
-	semicolon: {Boolean} 
+	semicolon: {Boolean},
+
+	// tell stylis to make an effort to preserve empty rules, 
+	// i.e `.selector{ }`
+	preserve: {Boolean}
 })
@@ -186,3 +202,3 @@ ```
 
-The optional middleware function accepts four arguments
+The optional middleware function accepts four arguments with `this` pointing to a reference of the current stylis instance.
 
@@ -205,3 +221,3 @@ ```js
 
-> Note: Since the newline context is intended for source-map/linting plugins by default stylis will not execute plugins in this context unless enabled, this can be done through `stylis.use(true)` or disabled after that through `stylis.use(false)`.
+> Note: Since the newline context is intended for source-map plugins by default stylis will not execute plugins in this context unless enabled, this can be done through `stylis.use(true)` or disabled after that through `stylis.use(false)`.
 
@@ -215,3 +231,3 @@ - `-2` post processed context, before the compiled css output is returned
 
-If at any context(except -1 & 0) that the middleware returns a different string the content of css will be replaced with the return value.
+If at any context(except 0) that the middleware returns a different string the content of css will be replaced with the return value.
 
@@ -218,0 +234,0 @@ To remove all plugins just call `.use` with null/no arguments.

stylis.d.ts

@@ -18,3 +18,4 @@ type selectors = Array<string>
 	prefix?: boolean
-	semicolon?: boolean
+	semicolon?: boolean,
+	preserve: boolean
 }
@@ -21,0 +22,0 @@

stylis.js

@@ -16,3 +16,3 @@ /*
 			(window['stylis'] = factory())
-}(function () {
+}(function factory (options) {
 
@@ -67,3 +67,3 @@ 'use strict'
 	var selectorptn = /,\r+?/g /* splits selectors */
-	var andptn = /\f?&/g /* match & */
+	var andptn = /([\t\r\n ])*\f?&/g /* match & */
 	var escapeptn = /:global\(((?:[^\(\)\[\]]*|\[.*\]|\([^\(\)]*\))*)\)/g /* matches :global(.*) */
@@ -79,2 +79,3 @@ var invalidptn = /\W+/g /* removes invalid characters from keyframes */
 	var pseudoptn = /([^\(])(:+) */g /* pseudo element */
+	var writingptn = /[svh]\w+-[tblr]{2}/ /* match writing mode property values */
 
@@ -123,3 +124,2 @@ /* vendors */
 	var CHARSET = 163 /* <at>c */
-	var PAGE = 112 /* <at>p */
 	var DOCUMENT = 100 /* <at>d */
@@ -136,2 +136,3 @@
 	var semicolon = 0 /* no/semicolon option */
+	var preserve = 0 /* preserve empty selectors */
 
@@ -304,3 +305,2 @@ /* empty reference */
 									case DOCUMENT:
-									case PAGE:
 									case MEDIA:
@@ -319,6 +319,11 @@ case SUPPORTS: {
 
+								// preserve empty @at-rule
+								if (preserve > 0 && length === 0) {
+									length = chars.length
+								}
+
 								// execute plugins, @at-rule context
 								if (plugged > 0) {
 									selector = select(array, chars, invert)
-									result = proxy(ATRUL, child, selector, current, line, column, out.length, second)
+									result = proxy(ATRUL, child, selector, current, line, column, length, second)
 									chars = selector.join('')
@@ -337,3 +342,2 @@
 										case DOCUMENT:
-										case PAGE:
 										case MEDIA:
@@ -750,9 +754,9 @@ case SUPPORTS: {
 
-		// execute plugins, block context
-		if (length > 0 && plugged > 0) {
-			result = proxy(BLCKS, out, current, parent, line, column, length, id)
-
-			if (result !== void 0) {
-				length = (out = result).length
-			}
+		// preserve empty selector
+ 		if (preserve > 0) {
+ 			if (length === 0 && children.length === 0 && (current[0].length === 0) === false) {
+ 				if (id !== MEDIA || (current.length === 1 && (cascade > 0 ? nscopealt : nscope) === current[0])) {
+					length = current.join(',').length + 2 					
+ 				}
+ 			}
 		}
@@ -766,2 +770,11 @@
 
+			// execute plugins, block context
+			if (plugged > 0) {
+				result = proxy(BLCKS, out, current, parent, line, column, length, id)
+
+				if (result !== void 0 && (out = result).length === 0) {
+					return flat + out + children
+				}
+			}		
+
 			out = current.join(',') + '{' + out + '}'
@@ -771,2 +784,3 @@
 				switch (pattern) {
+					// ::read-only
 					case READONLY: {
@@ -776,4 +790,4 @@ out = out.replace(readonlyptn, ':'+moz+'$1')+out
 					}
+					// ::placeholder
 					case PLACEHOLDER: {
-						// ::placeholder vendor prefix
 						out = (
@@ -860,3 +874,3 @@ out.replace(plcholdrptn, '::' + webkit + 'input-$1') +
 					default: {
-						return selector.replace(andptn, parent.trim())
+						return selector.replace(andptn, '$1'+parent.trim())
 					}
@@ -872,3 +886,3 @@ }
 						if (escape > 0 && cascade > 0) {
-							return selector.replace(escapeptn, '$1').replace(andptn, nscope)
+							return selector.replace(escapeptn, '$1').replace(andptn, '$1'+nscope)
 						}
@@ -886,3 +900,3 @@ break
 				if (invert*cascade > 0 && selector.indexOf('\f') > 0) {
-					return selector.replace(andptn, parent.trim())
+					return selector.replace(andptn, (parent.charCodeAt(0) === COLON ? '' : '$1')+parent.trim())
 				}
@@ -916,6 +930,6 @@ }
 			switch (hash) {
-				// background/backface-visibility, b, a, c
-				case 883: {
-					// backface-visibility, -
-					if (out.charCodeAt(8) === DASH) {
+				// color/column, c, o, l
+				case 963: {
+					// column
+					if (out.charCodeAt(5) === 110) {
 						out = webkit + out + out
@@ -937,2 +951,10 @@ }
 				}
+				// background/backface-visibility, b, a, c
+				case 883: {
+					// backface-visibility, -
+					if (out.charCodeAt(8) === DASH) {
+						out = webkit + out + out
+					}
+					break
+				}
 				// flex: f, l, e
@@ -943,4 +965,4 @@ case 932: {
 				}
+				// order: o, r, d
 				case 964: {
-					// order: o, r, d
 					out = webkit + out + ms + 'flex' + '-' + out + out
@@ -1037,2 +1059,31 @@ break
 				}
+				// writing-mode, w, r, i
+				case 1000: {
+					cache = out.substring(13).trim()
+					index = cache.indexOf('-')+1
+
+					switch (cache.charCodeAt(0)+cache.charCodeAt(index)) {
+						// vertical-lr
+						case 226: {
+							cache = out.replace(writingptn, 'tb')
+							break
+						}
+						// vertical-rl
+						case 232: {
+							cache = out.replace(writingptn, 'tb-rl')
+							break
+						}
+						// horizontal-tb
+						case 220: {
+							cache = out.replace(writingptn, 'lr')
+							break
+						}
+						default: {
+							return out
+						}
+					}
+
+					out = webkit+out+ms+cache+out
+					break
+				}
 			}
@@ -1297,3 +1348,3 @@ }
 	 */
-	function set (options) {
+	function set (options) {		
 		for (var name in options) {
@@ -1308,2 +1359,3 @@ var value = options[name]
 				case 'semicolon': semicolon = value|0; break
+				case 'preserve': preserve = value|0; break
 			}
@@ -1323,2 +1375,6 @@ }
 	function stylis (selector, input) {
+		if (this !== void 0 && this.constructor === stylis) {
+			return factory(selector)
+		}
+
 		// setup
@@ -1349,6 +1405,11 @@ var ns = selector
 		var selectors = [nscope]
+		var result
 
 		// execute plugins, pre-process context
 		if (plugged > 0) {
-			proxy(PREPS, input, selectors, selectors, line, column, 0, 0)
+			result = proxy(PREPS, input, selectors, selectors, line, column, 0, 0)
+
+			if (result !== void 0 && typeof(input = result) === 'string') {
+				input = result
+			}
 		}
@@ -1361,9 +1422,7 @@
 		if (plugged > 0) {
-			var result = proxy(POSTS, output, selectors, selectors, line, column, output.length, 0)
-			
-			if (result !== void 0) {
-				// bypass minification
-				if (typeof(output = result) !== 'string') {
-					code = 0
-				}
+			result = proxy(POSTS, output, selectors, selectors, line, column, output.length, 0)
+	
+			// bypass minification			
+			if (result !== void 0 && typeof(output = result) !== 'string') {
+				code = 0
 			}
@@ -1386,3 +1445,7 @@ }
 
+	if (options !== void 0) {
+		use(options)
+	}
+
 	return stylis
 }));

stylis.min.js

@@ -1,1 +0,1 @@
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