feat(*): react render support, move some helper functions to plugin-helper

packages/bbob-react/lib/Component.js

@@ -0,0 +1,39 @@
+const React = require('react');
+const PropTypes = require('prop-types');
+const core = require('@bbob/core');
+const render = require('./render');
+
+class Component extends React.Component {
+  content() {
+    return React.Children.map(this.props.children, (child) => {
+      if (typeof child === 'string') {
+        // eslint-disable-next-line react/no-danger
+        return render(this.renderBBCodeToAST(child));
+      }
+      return child;
+    });
+  }
+
+  renderBBCodeToAST(source) {
+    return core(this.props.plugins).process(source).tree;
+  }
+
+  render() {
+    const Container = this.props.container;
+
+    return (<Container>{this.content()}</Container>);
+  }
+}
+
+Component.propTypes = {
+  container: PropTypes.node,
+  children: PropTypes.node.isRequired,
+  plugins: PropTypes.arrayOf(Function),
+};
+
+Component.defaultProps = {
+  container: 'span',
+  plugins: [],
+};
+
+module.exports = Component;