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Rename elm to element, add render method

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paku 2024-05-29 10:30:06 +09:00
parent 1acb065464
commit cc4b3e19c6
2 changed files with 39 additions and 29 deletions
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41
src/element.lisp
View file

@ -4,7 +4,8 @@
#:element-type
#:element-props
#:element-children
#:expand-component))
#:expand-component
#:render))
(in-package #:hsx/element)
@ -33,7 +34,7 @@
;;;; factory
(defun create-element (type props &rest children)
(let ((elm (make-instance (cond ((functionp type) 'component)
(let ((element (make-instance (cond ((functionp type) 'component)
((eq type :<>) 'fragment)
((eq type :html) 'html-tag)
((keywordp type) 'tag)
@ -41,8 +42,8 @@
:type type
:props props
:children (flatten children))))
(create-element-hook elm)
elm))
(create-element-hook element)
element))
(defun flatten (x)
(labels ((rec (x acc)
@ -53,23 +54,23 @@
(rec (cdr x) acc))))))
(rec x nil)))
(defmethod create-element-hook ((elm element)))
(defmethod create-element-hook ((element element)))
(defmethod create-element-hook ((elm fragment))
(when (element-props elm)
(defmethod create-element-hook ((element fragment))
(when (element-props element)
(error "Cannot pass props to fragment.")))
(defmethod create-element-hook ((elm component))
(defmethod create-element-hook ((element component))
;dry-run to validate props
(expand-component elm))
(expand-component element))
;;;; methods
(defmethod print-object ((elm tag) stream)
(defmethod print-object ((element tag) stream)
(with-accessors ((type element-type)
(props element-props)
(children element-children)) elm
(children element-children)) element
(let ((type-str (string-downcase type)))
(if children
(format stream
@ -100,12 +101,12 @@
key-str
value))))))
(defmethod print-object ((elm html-tag) stream)
(defmethod print-object ((element html-tag) stream)
(format stream "<!DOCTYPE html>~%")
(call-next-method))
(defmethod print-object ((elm fragment) stream)
(with-accessors ((children element-children)) elm
(defmethod print-object ((element fragment) stream)
(with-accessors ((children element-children)) element
(if children
(format stream
(if (rest children)
@ -113,16 +114,20 @@
"~<~a~:>")
children))))
(defmethod print-object ((elm component) stream)
(print-object (expand-component elm) stream))
(defmethod print-object ((element component) stream)
(print-object (expand-component element) stream))
(defmethod expand-component ((elm component))
(defmethod expand-component ((element component))
(with-accessors ((type element-type)
(props element-props)
(children element-children)) elm
(children element-children)) element
(apply type (merge-children-into-props props children))))
(defun merge-children-into-props (props children)
(append props
(and children
(list :children children))))
(defmethod render ((element element) &key minify)
(with-output-to-string (stream)
(write element :stream stream :pretty (not minify))))

13
src/main.lisp
View file

@ -1,7 +1,12 @@
(uiop:define-package :hsx
(defpackage :hsx
(:nicknames #:hsx/main)
(:use #:cl)
(:use-reexport #:hsx/defhsx)
(:use #:cl
#:hsx/element
#:hsx/defhsx
#:hsx/hsx)
(:import-from #:hsx/builtin)
(:use-reexport #:hsx/hsx))
(:export #:hsx
#:deftag
#:defcomp
#:render))
(in-package :hsx)