Method isFunction

packages/compiler-cli/linker/src/ast/ast_value.ts:316–318

* Is this value a function expression?

()

   * Is this value a function expression?
   */
  isFunction(): boolean {
    return this.host.isFunctionExpression(this.expression);
  }

  /**
   * Extract the return value as an `AstValue` from this value as a function expression, or error if