[html5] r2384 - [] (0) Define 'week' syntax. Details coming later.
whatwg at whatwg.org
whatwg at whatwg.org
Wed Oct 29 18:56:35 PDT 2008
Author: ianh
Date: 2008-10-29 18:56:34 -0700 (Wed, 29 Oct 2008)
New Revision: 2384
Modified:
index
source
Log:
[] (0) Define 'week' syntax. Details coming later.
Modified: index
===================================================================
--- index 2008-10-30 01:39:25 UTC (rev 2383)
+++ index 2008-10-30 01:56:34 UTC (rev 2384)
@@ -2748,7 +2748,7 @@
interpret the resulting sequence as a base-ten integer. Let that
number be the <var title="">month</var>.</li>
- <li>If <var title="">month</var> is not a number in the range
+ <li><p>If <var title="">month</var> is not a number in the range
1 ≤ <var title="">month</var> ≤ 12, then
fail.</li>
@@ -2945,7 +2945,7 @@
(possibly with a fractional part). Let <var title="">second</var>
be that number instead of the string version.</li>
- <li>If <var title="">second</var> is not a number in the range
+ <li><p>If <var title="">second</var> is not a number in the range
0 ≤ <var title="">second</var> < 60, then
fail.</li>
@@ -3196,14 +3196,69 @@
<!-- XXX ISO week information -->
- <p class=XXX>... <dfn id=valid-week-string>valid week string</dfn></p>
+ <p class=XXX>The <dfn id=week-number>week number</dfn> of a day is ...</p>
- <p class=XXX>... rules to <dfn id=parse-a-week-string>parse a week string</dfn></p>
+ <p class=XXX>The <dfn id=week-number-of-the-last-day>week number of the last day</dfn> of a year ...</p>
+ <p>A string is a <dfn id=valid-week-string>valid week string</dfn> representing a year
+ <var title="">year</var> and week <var title="">week</var> if it
+ consists of the following components in the given order:</p>
+ <ol><li>Four or more <a href=#concept-datetime-digit title=concept-datetime-digit>digits</a>, representing <var title="">year</var></li>
- <h5 id=vaguer-moments-in-time><span class=secno>2.4.4.7 </span>Vaguer moments in time</h5>
+ <li>A U+002D HYPHEN-MINUS character (-)</li>
+ <li>A U+0057 LATIN CAPITAL LETTER W character</li>
+
+ <li>Two <a href=#concept-datetime-digit title=concept-datetime-digit>digits</a>,
+ representing the week <var title="">week</var>, in the range
+ 1 ≤ <var title="">week</var> ≤ <var title="">maxweek</var>, where <var title="">maxweek</var> is the
+ <a href=#week-number-of-the-last-day>week number of the last day</a> of year <var title="">year</var></li>
+
+ </ol><p>The rules to <dfn id=parse-a-week-string>parse a week string</dfn> are as follows. This
+ will either return a year and week, or nothing. If at any point the
+ algorithm says that it "fails", this means that it is aborted at
+ that point and returns nothing.</p>
+
+ <ol><li><p>Let <var title="">input</var> be the string being
+ parsed.</li>
+
+ <li><p>Let <var title="">position</var> be a pointer into <var title="">input</var>, initially pointing at the start of the
+ string.</li>
+
+ <li><p><a href=#collect-a-sequence-of-characters>Collect a sequence of characters</a> in the range
+ U+0030 DIGIT ZERO (0) to U+0039 DIGIT NINE (9). If the collected
+ sequence is not at least four characters long, then
+ fail. Otherwise, interpret the resulting sequence as a base-ten
+ integer. Let that number be the <var title="">year</var>.</li>
+
+ <li><p>If <var title="">position</var> is beyond the end of <var title="">input</var> or if the character at <var title="">position</var> is not a U+002D HYPHEN-MINUS character,
+ then fail. Otherwise, move <var title="">position</var> forwards
+ one character.</li>
+
+ <li><p>If <var title="">position</var> is beyond the end of <var title="">input</var> or if the character at <var title="">position</var> is not a 0057 LATIN CAPITAL LETTER W
+ character, then fail. Otherwise, move <var title="">position</var>
+ forwards one character.</li>
+
+ <li><p><a href=#collect-a-sequence-of-characters>Collect a sequence of characters</a> in the range
+ U+0030 DIGIT ZERO (0) to U+0039 DIGIT NINE (9). If the collected
+ sequence is not exactly two characters long, then fail. Otherwise,
+ interpret the resulting sequence as a base-ten integer. Let that
+ number be the <var title="">week</var>.</li>
+
+ <li><p>Let <var title="">maxweek</var> be the <a href=#week-number-of-the-last-day>week number of
+ the last day</a> of year <var title="">year</var>.</li>
+
+ <li><p>If <var title="">week</var> is not a number in the range
+ 1 ≤ <var title="">week</var> ≤ <var title="">maxweek</var>, then fail.</li>
+
+ <li><p>If <var title="">position</var> is <em>not</em> beyond the
+ end of <var title="">input</var>, then fail.</li>
+
+ <li><p>Return <var title="">year</var> and <var title="">week</var>.</li>
+
+ </ol><h5 id=vaguer-moments-in-time><span class=secno>2.4.4.7 </span>Vaguer moments in time</h5>
+
<p>This section defines <dfn id=date-or-time-string title="date or time string">date or
time strings</dfn>. There are two kinds, <dfn id=date-or-time-string-in-content title="date or time
string in content">date or time strings in content</dfn>, and <dfn id=date-or-time-string-in-attributes title="date or time string in attributes">date or time strings in
Modified: source
===================================================================
--- source 2008-10-30 01:39:25 UTC (rev 2383)
+++ source 2008-10-30 01:56:34 UTC (rev 2384)
@@ -2036,9 +2036,9 @@
interpret the resulting sequence as a base-ten integer. Let that
number be the <var title="">month</var>.</p></li>
- <li>If <var title="">month</var> is not a number in the range
+ <li><p>If <var title="">month</var> is not a number in the range
1 ≤ <var title="">month</var> ≤ 12, then
- fail.</li>
+ fail.</p></li>
<li><p>Return <var title="">year</var> and <var
title="">month</var>.</p></li>
@@ -2301,9 +2301,9 @@
(possibly with a fractional part). Let <var title="">second</var>
be that number instead of the string version.</p></li>
- <li>If <var title="">second</var> is not a number in the range
+ <li><p>If <var title="">second</var> is not a number in the range
0 ≤ <var title="">second</var> < 60, then
- fail.</li>
+ fail.</p></li>
<li><p>Return <var title="">hour</var>, <var title="">minute</var>,
and <var title="">second</var>.</p></li>
@@ -2640,12 +2640,87 @@
<!-- XXX ISO week information -->
- <p class="XXX">... <dfn>valid week string</dfn></p>
+ <p class="XXX">The <dfn>week number</dfn> of a day is ...</p>
- <p class="XXX">... rules to <dfn>parse a week string</dfn></p>
+ <p class="XXX">The <dfn>week number of the last day</dfn> of a year ...</p>
+ <p>A string is a <dfn>valid week string</dfn> representing a year
+ <var title="">year</var> and week <var title="">week</var> if it
+ consists of the following components in the given order:</p>
+ <ol>
+ <li>Four or more <span
+ title="concept-datetime-digit">digits</span>, representing <var
+ title="">year</var></li>
+
+ <li>A U+002D HYPHEN-MINUS character (-)</li>
+
+ <li>A U+0057 LATIN CAPITAL LETTER W character</li>
+
+ <li>Two <span title="concept-datetime-digit">digits</span>,
+ representing the week <var title="">week</var>, in the range
+ 1 ≤ <var title="">week</var> ≤ <var
+ title="">maxweek</var>, where <var title="">maxweek</var> is the
+ <span>week number of the last day</span> of year <var
+ title="">year</var></li>
+
+ </ol>
+
+ <p>The rules to <dfn>parse a week string</dfn> are as follows. This
+ will either return a year and week, or nothing. If at any point the
+ algorithm says that it "fails", this means that it is aborted at
+ that point and returns nothing.</p>
+
+ <ol>
+
+ <li><p>Let <var title="">input</var> be the string being
+ parsed.</p></li>
+
+ <li><p>Let <var title="">position</var> be a pointer into <var
+ title="">input</var>, initially pointing at the start of the
+ string.</p></li>
+
+ <li><p><span>Collect a sequence of characters</span> in the range
+ U+0030 DIGIT ZERO (0) to U+0039 DIGIT NINE (9). If the collected
+ sequence is not at least four characters long, then
+ fail. Otherwise, interpret the resulting sequence as a base-ten
+ integer. Let that number be the <var title="">year</var>.</p></li>
+
+ <li><p>If <var title="">position</var> is beyond the end of <var
+ title="">input</var> or if the character at <var
+ title="">position</var> is not a U+002D HYPHEN-MINUS character,
+ then fail. Otherwise, move <var title="">position</var> forwards
+ one character.</p></li>
+
+ <li><p>If <var title="">position</var> is beyond the end of <var
+ title="">input</var> or if the character at <var
+ title="">position</var> is not a 0057 LATIN CAPITAL LETTER W
+ character, then fail. Otherwise, move <var title="">position</var>
+ forwards one character.</p></li>
+
+ <li><p><span>Collect a sequence of characters</span> in the range
+ U+0030 DIGIT ZERO (0) to U+0039 DIGIT NINE (9). If the collected
+ sequence is not exactly two characters long, then fail. Otherwise,
+ interpret the resulting sequence as a base-ten integer. Let that
+ number be the <var title="">week</var>.</p></li>
+
+ <li><p>Let <var title="">maxweek</var> be the <span>week number of
+ the last day</span> of year <var title="">year</var>.</p></li>
+
+ <li><p>If <var title="">week</var> is not a number in the range
+ 1 ≤ <var title="">week</var> ≤ <var
+ title="">maxweek</var>, then fail.</p></li>
+
+ <li><p>If <var title="">position</var> is <em>not</em> beyond the
+ end of <var title="">input</var>, then fail.</p></li>
+
+ <li><p>Return <var title="">year</var> and <var
+ title="">week</var>.</p></li>
+
+ </ol>
+
+
<h5>Vaguer moments in time</h5>
<p>This section defines <dfn title="date or time string">date or
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