class Preact::ContextWrapper

Public Class Methods

new(native) click to toggle source
# File lib/preact/context_wrapper.rb, line 5
def initialize(native)
  @native = native
end

Public Instance Methods

Consumer(*args, &block) click to toggle source
# File lib/preact/context_wrapper.rb, line 13
def Consumer(*args, &block)
  %x{
    let operabu = Opal.Preact.render_buffer;
    let props = null;

    if (args.length > 0) { props = Opal.Preact.to_native_preact_props(args[0]); }

    let preact_element = Opal.global.Preact.createElement(this.native.Consumer, props, function(value) {
      let children = null;
      if (block !== nil) {
        operabu.push([]);
        // console.log("consumer pushed", operabu, operabu.toString());
        let block_result = block.$call(value);
        if (block_result && block_result !== nil) { Opal.Preact.render_block_result(block_result); }
        // console.log("consumer popping", operabu, operabu.toString());
        children = operabu.pop();
        if (children.length === 1) { children = children[0]; }
        else if (children.length === 0) { children = null; }
      }
      return children;
    });
    operabu[operabu.length - 1].push(preact_element);
  }
end
Provider(*args, &block) click to toggle source
# File lib/preact/context_wrapper.rb, line 38
def Provider(*args, &block)
  %x{
    var props = null;
    if (args.length > 0) { props = Opal.Preact.to_native_preact_props(args[0]); }
    Opal.Preact.internal_render(this.native.Provider, props, null, block);
  }
end
is_wrapped_context() click to toggle source
# File lib/preact/context_wrapper.rb, line 9
def is_wrapped_context
  true
end