Use async mode only

CHANGELOG.md

@@ -1,3 +1,6 @@
+- Removed: async mode/option
+([#107](https://github.com/postcss/postcss-import/pull/107))
+
 # 7.1.3 - 2015-11-05
 
 - Fixed: ensure node 0.12 compatibility, round 2

README.md

@@ -39,15 +39,17 @@ var atImport = require("postcss-import")
 var css = fs.readFileSync("css/input.css", "utf8")
 
 // process css
-var output = postcss()
+postcss()
   .use(atImport())
   .process(css, {
     // `from` option is required so relative import can work from input dirname
     from: "css/input.css"
   })
-  .css
+  .then(function (result) {
+    var output = result.css
 
-console.log(output)
+    console.log(output)
+  })
 ```
 
 Using this `input.css`:
@@ -102,15 +104,6 @@ Default: `process.cwd()` or _dirname of [the postcss `from`](https://github.com/
 A string or an array of paths in where to look for files.  
 _Note: nested `@import` will additionally benefit of the relative dirname of imported files._
 
-#### `async`
-
-Type: `Boolean`  
-Default: `false`
-
-Allow to enable PostCSS async API usage. Before enabling this, check that your
-runner allow async usage.
-_Note: this is not enabling async fs read yet._
-
 #### `transform`
 
 Type: `Function`  
@@ -187,13 +180,15 @@ It's equivalent to `onImport` with the following code:
 var postcss = require("postcss")
 var atImport = require("postcss-import")
 
-var css = postcss()
+postcss()
   .use(atImport({
     path: ["src/css"]
     transform: require("css-whitespace")
   }))
   .process(cssString)
-  .css
+  .then(function (result) {
+    var css = result.css
+  })
 ```
 
 ---

index.js

@@ -31,7 +31,6 @@ var warnNodesMessage =
 function AtImport(options) {
   options = assign({
     root: process.cwd(),
-    async: false,
     path: [],
     skipDuplicates: true,
   }, options || {})
@@ -98,11 +97,7 @@ function AtImport(options) {
       }
     }
 
-    if (options.async) {
-      return parsedStylesResult.then(onParseEnd)
-    }
-    // else (!options.async)
-    onParseEnd()
+    return parsedStylesResult.then(onParseEnd)
   }
 }
 
@@ -156,11 +151,7 @@ function parseStyles(
     }, atRule.source)
   })
 
-  if (options.async) {
-    return Promise.all(importResults)
-  }
-  // else (!options.async)
-  // nothing
+  return Promise.all(importResults)
 }
 
 /**
@@ -377,21 +368,15 @@ function readImportedContent(
     processor
   )
 
-  if (options.async) {
-    return parsedResult.then(function() {
-      return processor.process(newStyles)
-    })
-    .then(function(newResult) {
-      result.messages = result.messages.concat(newResult.messages)
-    })
-    .then(function() {
-      insertRules(atRule, parsedAtImport, newStyles)
-    })
-  }
-  // else (!options.async)
-  var newResult = processor.process(newStyles)
-  result.messages = result.messages.concat(newResult.messages)
-  insertRules(atRule, parsedAtImport, newStyles)
+  return parsedResult.then(function() {
+    return processor.process(newStyles)
+  })
+  .then(function(newResult) {
+    result.messages = result.messages.concat(newResult.messages)
+  })
+  .then(function() {
+    insertRules(atRule, parsedAtImport, newStyles)
+  })
 }
 
 /**

test/index.js

@@ -362,18 +362,3 @@ test("plugins option", function(t) {
       t.pass("should remain silent when value is an empty array")
     })
 })
-
-test("sync", function(t) {
-  var css = "body{}"
-  t.equal(
-    postcss()
-      .use(atImport())
-      .process(css)
-      .css
-    ,
-    css,
-    "should still work sync"
-  )
-
-  t.end()
-})