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severla fixes to slots...

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Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
This commit is contained in:
Alex A. Naanou 2022-04-28 15:53:21 +03:00
parent e338381c02
commit 086d2e6202
2 changed files with 62 additions and 16 deletions
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3
bootstrap/Test/slot.html Executable file
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@ -0,0 +1,3 @@
<slot name=first text="first slot default"/>

75
pwiki2.js
View File

@ -480,8 +480,11 @@ object.Constructor('BasePage', {
//---------------------------------------------------------------------
// XXX BUG? '<slot name=x text="moo <now/> foo">' is parsed semi-wrong...
var parser =
module.parser = {
// patterns...
//
// NOTE: the actual macro pattern is not stored as it depends on
// the macro name list which is page dependant...
// XXX add escaping...
@ -521,6 +524,25 @@ module.parser = {
'<\\s*pwiki-comment[^\\/>]*\\/>',
].join('|') +')', 'smig'),
// helpers...
//
getPositional: function(args){
return Object.entries(args)
.reduce(function(res, [key, value]){
/^[0-9]+$/.test(key)
&& (res[key*1] = value)
return res }, []) },
normalizeFilters: function(filters){
var skip = new Set()
return filters
.flat()
.tailUnique()
.filter(function(filter){
filter[0] == '-'
&& skip.add(filter.slice(1))
return filter[0] != '-' })
.filter(function(filter){
return !skip.has(filter) })},
// Strip comments...
//
@ -719,17 +741,6 @@ module.parser = {
} else {
yield res } } },
normalizeFilters: function(filters){
var skip = new Set()
return filters
.flat()
.tailUnique()
.filter(function(filter){
filter[0] == '-'
&& skip.add(filter.slice(1))
return filter[0] != '-' })
.filter(function(filter){
return !skip.has(filter) })},
// Fully parse a page...
//
// This runs in two stages:
@ -893,6 +904,7 @@ object.Constructor('Page', BasePage, {
// positional args...
var src = args.src || args[0]
var recursive = args.recursive || body
var isolated = this.__parser__.getPositional(args).includes('isolated')
if(!src){
return '' }
@ -901,7 +913,7 @@ object.Constructor('Page', BasePage, {
?? function(){
return this.get(src)
.parse(
args.isolated ?
isolated ?
{[key]: state[key]}
: state) }
@ -945,22 +957,53 @@ object.Constructor('Page', BasePage, {
// ...not sure about anything else...
quote: function(){},
//
// <slot name=<name>/>
//
// <slot name=<name> text=<text>/>
//
// <slot name=<name>>
// ...
// </slot>
//
// Force show a slot...
// <slot shown ... />
//
// Force hide a slot...
// <slot hidden ... />
//
//
// NOTE: by default only the first slot with <name> is visible,
// all other slot with <name> will replace its content, unless
// explicit shown/hidden arguments are given.
// NOTE: hidden has precedence over shown if both are given.
//
// XXX how do we handle a slot defined within a slot????
slot: function(args, body, state){
var name = args.name
var text = args.text ?? body
var pos = this.__parser__.getPositional(args)
var slots = state.slots =
state.slots
?? {}
// NOTE: we only place text in slots that are defined first,
// all other instances will be omitted...
var blank = name in slots
var hidden =
// 'hidden' has priority...
(pos.includes('hidden') || args.hidden)
// explicitly show...
|| ((pos.includes('shown') || args.shown) ?
false
// show first instance...
: name in slots)
console.log('---', hidden)
// XXX should this use .parse(..) or .expand(..) ???
slots[name] = [...this.__parser__.expand(this, text, state)]
return blank ?
return hidden ?
''
: function(state){
return state.slots[name] } },