Minimal Bug Repro Temple<>LiveComponent Example

Mix.install([
  {:phoenix_playground, "~> 0.1.6"},
  {:temple, "~> 0.14.0"},
], [
  config: [
    temple: [
      engine: Phoenix.LiveView.Engine
    ]
  ]
])

Section

defmodule DemoLive.Components.TestLiveComponent do
  use Phoenix.LiveComponent

  import Temple
  import Phoenix.LiveView.TagEngine, only: [component: 3, inner_block: 2]

  def render(assigns) do
    temple do
      div do: "TEST LIVE COMPONENT CONTENT"
    end
  end
end

defmodule DemoLive.CoreComponents do
  use Phoenix.Component

  alias Phoenix.LiveView.JS

  attr :id, :string, required: true
  attr :show, :boolean, default: false
  attr :on_cancel, JS, default: %JS{}
  slot :inner_block, required: true

  def modal(assigns) do
    ~H"""
    
      
      
        
          
            
              
                
                  X
                
              
              
                <%= render_slot(@inner_block) %>
              
            
          
        
      
    
    
      /* Tailwind Base Styles (minified) */
      a,hr{color:inherit}progress,sub,sup{vertical-align:baseline}blockquote,body,dd,dl,fieldset,figure,h1,h2,h3,h4,h5,h6,hr,menu,ol,p,pre,ul{margin:0}dialog,fieldset,legend,menu,ol,ul{padding:0}*,::after,::before{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:rgb(59 130 246 / 0.5);--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: ;box-sizing:border-box;border:0 solid #e5e7eb}::backdrop{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:rgb(59 130 246 / 0.5);--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::after,::before{--tw-content:''}:host,html{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{line-height:inherit}hr{height:0;border-top-width:1px}abbr:where([title]){text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}menu,ol,ul{list-style:none}textarea{resize:vertical}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}[role=button],button{cursor:pointer}:disabled{cursor:default}audio,canvas,embed,iframe,img,object,svg,video{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}

      /* Tailwind Modal Styles (minified) */
      .transition,.transition-opacity{transition-timing-function:cubic-bezier(0.4,0,0.2,1);transition-duration:150ms}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.inset-0{inset:0px}.right-5{right:1.25rem}.top-6{top:1.5rem}.z-50{z-index:50}.-m-3{margin:-.75rem}.flex{display:flex}.hidden{display:none}.h-5{height:1.25rem}.min-h-full{min-height:100%}.w-5{width:1.25rem}.w-full{width:100%}.max-w-3xl{max-width:48rem}.flex-none{flex:none}.items-center{align-items:center}.justify-center{justify-content:center}.overflow-y-auto{overflow-y:auto}.rounded-2xl{border-radius:1rem}.bg-white{--tw-bg-opacity:1;background-color:rgb(255 255 255 / var(--tw-bg-opacity,1))}.bg-zinc-50\/90{background-color:rgb(250 250 250 / .9)}.p-14{padding:3.5rem}.p-3{padding:.75rem}.p-4{padding:1rem}.opacity-20{opacity:.2}.shadow-lg{--tw-shadow:0 10px 15px -3px rgb(0 0 0 / 0.1),0 4px 6px -4px rgb(0 0 0 / 0.1);--tw-shadow-colored:0 10px 15px -3px var(--tw-shadow-color),0 4px 6px -4px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow,0 0 #0000),var(--tw-ring-shadow,0 0 #0000),var(--tw-shadow)}.shadow-zinc-700\/10{--tw-shadow-color:rgb(63 63 70 / 0.1);--tw-shadow:var(--tw-shadow-colored)}.ring-1{--tw-ring-offset-shadow:var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow:var(--tw-ring-inset) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow,0 0 #0000)}.ring-zinc-700\/10{--tw-ring-color:rgb(63 63 70 / 0.1)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter,-webkit-backdrop-filter}.transition-opacity{transition-property:opacity}.hover\:opacity-40:hover{opacity:.4}@media (min-width:640px){.sm\:p-6{padding:1.5rem}}@media (min-width:1024px){.lg\:py-8{padding-top:2rem;padding-bottom:2rem}}

      /* Use https://play.tailwindcss.com/ to update styles */
      /* and https://www.toptal.com/developers/cssminifier to minify. */
    
    """
  end

  def show(js \\ %JS{}, selector) do
    JS.show(js,
      to: selector,
      time: 300,
      transition:
        {"transition-all transform ease-out duration-300",
         "opacity-0 translate-y-4 sm:translate-y-0 sm:scale-95",
         "opacity-100 translate-y-0 sm:scale-100"}
    )
  end

  def hide(js \\ %JS{}, selector) do
    JS.hide(js,
      to: selector,
      time: 200,
      transition:
        {"transition-all transform ease-in duration-200",
         "opacity-100 translate-y-0 sm:scale-100",
         "opacity-0 translate-y-4 sm:translate-y-0 sm:scale-95"}
    )
  end

  def show_modal(js \\ %JS{}, id) when is_binary(id) do
    js
    |> JS.show(to: "##{id}")
    |> JS.show(
      to: "##{id}-bg",
      time: 300,
      transition: {"transition-all transform ease-out duration-300", "opacity-0", "opacity-100"}
    )
    |> show("##{id}-container")
    |> JS.add_class("overflow-hidden", to: "body")
    |> JS.focus_first(to: "##{id}-content")
  end

  def hide_modal(js \\ %JS{}, id) do
    js
    |> JS.hide(
      to: "##{id}-bg",
      transition: {"transition-all transform ease-in duration-200", "opacity-100", "opacity-0"}
    )
    |> hide("##{id}-container")
    |> JS.hide(to: "##{id}", transition: {"block", "block", "hidden"})
    |> JS.remove_class("overflow-hidden", to: "body")
    |> JS.pop_focus()
  end
end

defmodule DemoLive do
  use Phoenix.LiveView

  import Temple
  import Phoenix.LiveView.TagEngine, only: [component: 3, inner_block: 2]
  import DemoLive.CoreComponents

  def mount(_params, _session, socket) do
    {:ok, socket}
  end

  def render(assigns) do
    temple do
      button "phx-click": show_modal("test-modal"), do: "Show test modal"
      c &amp;modal/1, id: "test-modal" do
        c &amp;live_component/1,
          id: "test-live-component",
          module: DemoLive.Components.TestLiveComponent
      end
    end
  end

  # def render(assigns) do
  #   temple do
  #     button "phx-click": show_modal("test-modal"), do: "Show test modal"
  #     ~H"""
  #     <.modal id="test-modal">
  #       <.live_component
  #         id="test-live-component"
  #         module={DemoLive.Components.TestLiveComponent}
  #       />
  #     
  #     """
  #   end
  # end
end

PhoenixPlayground.start(live: DemoLive)