[css-syntax] Allow leading whitespace in "Parse a declaration".

Author: SimonSapin

css-syntax/Overview.html

@@ -11,7 +11,7 @@
 
   <meta content="CSS Syntax Module Level 3 (CSS3 Syntax)" name=dcterms.title>
   <meta content=text name=dcterms.type>
-  <meta content=2013-06-24 name=dcterms.date>
+  <meta content=2013-06-25 name=dcterms.date>
   <meta content="Tab Atkins Jr." name=dcterms.creator>
   <meta content="Simon Sapin" name=dcterms.creator>
   <meta content=W3C name=dcterms.publisher>
@@ -33,7 +33,7 @@
    <h1 class=p-name>CSS Syntax Module Level 3</h1>
 
    <h2 class="no-num no-toc" id=longstatus-date>Editor's Draft <time
-    class=dt-updated datetime=20130624>24 June 2013</time></h2>
+    class=dt-updated datetime=20130625>25 June 2013</time></h2>
 
    <dl>
     <dt>This version:
@@ -654,8 +654,8 @@ <h2 id=tokenization><span class=secno>4. </span> Tokenization</h2>
   <p> Implementations must act as if they used the following algorithms to
    tokenize CSS. To transform a stream of characters into a stream of tokens,
    repeatedly <a href="#consume-a-token0"><i>consume a token</i></a> until an
-   〈EOF〉 is encountered, collecting the returned tokens into a stream.
-   Each call to the <a href="#consume-a-token0"><i>consume a token</i></a>
+   〈EOF〉 is reached, collecting the returned tokens into a stream. Each
+   call to the <a href="#consume-a-token0"><i>consume a token</i></a>
    algorithm returns a single token, so it can also be used "on-demand" to
    tokenize a stream of characters <em>during</em> parsing, if so desired.
 
@@ -3060,7 +3060,7 @@ <h4 id=parse-a-rule><span class=secno>5.3.3. </span> <dfn
 
       <ol>
        <li> Consume 〈whitespace〉s from the token stream until a
-        non-〈whitespace〉 is encountered.
+        non-〈whitespace〉 is reached.
 
        <li> If the <a href="#current-input-token"><i>current input
         token</i></a> is a 〈CDO〉, 〈CDC〉, or 〈EOF〉, return a
@@ -3074,7 +3074,7 @@ <h4 id=parse-a-rule><span class=secno>5.3.3. </span> <dfn
          error.
 
        <li> Consume 〈whitespace〉s from the token stream until a
-        non-〈whitespace〉 is encountered.
+        non-〈whitespace〉 is reached.
 
        <li> If the <a href="#current-input-token"><i>current input
         token</i></a> is an 〈EOF〉, return the rule obtained in step 2.
@@ -3087,6 +3087,9 @@ <h4 id=parse-a-declaration><span class=secno>5.3.4. </span> <dfn
       <p> To <a href="#parse-a-declaration0"><i>parse a declaration</i></a>:
 
       <ol>
+       <li> Consume 〈whitespace〉s from the token stream until a
+        non-〈whitespace〉 is reached.
+
        <li> <a href="#consume-a-declaration0"><i>Consume a
         declaration</i></a>. If anything was returned, return it. Otherwise,
         return a syntax error.
@@ -3111,14 +3114,14 @@ <h4 id=parse-a-component-value><span class=secno>5.3.6. </span> <dfn
        value</i></a>:
 
       <ol>
-       <li> Discard 〈whitespace〉s from the token stream until a
+       <li> Consume 〈whitespace〉s from the token stream until a
         non-〈whitespace〉 is reached. If the token stream is exhausted
         without finding a non-〈whitespace〉, return a syntax error.
 
        <li> <a href="#consume-a-component-value0"><i>Consume a component
         value</i></a>. If nothing is returned, return a syntax error.
 
-       <li> Discard 〈whitespace〉s from the token stream until a
+       <li> Consume 〈whitespace〉s from the token stream until a
         non-〈whitespace〉 is reached. If the token stream is exhausted
         without finding a non-〈whitespace〉, return the value found in the
         previous step. Otherwise, return a syntax error.

css-syntax/Overview.src.html

@@ -422,7 +422,7 @@ <h2>
 		Implementations must act as if they used the following algorithms to tokenize CSS.
 		To transform a stream of characters into a stream of tokens,
 		repeatedly <i>consume a token</i>
-		until an 〈EOF〉 is encountered,
+		until an 〈EOF〉 is reached,
 		collecting the returned tokens into a stream.
 		Each call to the <i>consume a token</i> algorithm
 		returns a single token,
@@ -2010,7 +2010,7 @@ <h4>
 
 	<ol>
 		<li>
-			Consume 〈whitespace〉s from the token stream until a non-〈whitespace〉 is encountered.
+			Consume 〈whitespace〉s from the token stream until a non-〈whitespace〉 is reached.
 
 		<li>
 			If the <i>current input token</i>
@@ -2029,7 +2029,7 @@ <h4>
 				return a syntax error.
 
 		<li>
-			Consume 〈whitespace〉s from the token stream until a non-〈whitespace〉 is encountered.
+			Consume 〈whitespace〉s from the token stream until a non-〈whitespace〉 is reached.
 
 		<li>
 			If the <i>current input token</i> is an 〈EOF〉,
@@ -2044,6 +2044,9 @@ <h4>
 		To <i>parse a declaration</i>:
 
 	<ol>
+		<li>
+			Consume 〈whitespace〉s from the token stream until a non-〈whitespace〉 is reached.
+
 		<li>
 			<i>Consume a declaration</i>.
 			If anything was returned, return it.
@@ -2069,7 +2072,7 @@ <h4>
 
 	<ol>
 		<li>
-			Discard 〈whitespace〉s from the token stream until a non-〈whitespace〉 is reached.
+			Consume 〈whitespace〉s from the token stream until a non-〈whitespace〉 is reached.
 			If the token stream is exhausted without finding a non-〈whitespace〉,
 			return a syntax error.
 
@@ -2079,7 +2082,7 @@ <h4>
 			return a syntax error.
 
 		<li>
-			Discard 〈whitespace〉s from the token stream until a non-〈whitespace〉 is reached.
+			Consume 〈whitespace〉s from the token stream until a non-〈whitespace〉 is reached.
 			If the token stream is exhausted without finding a non-〈whitespace〉,
 			return the value found in the previous step.
 			Otherwise,