Add Yasnippets

lisp/setup-editing.el

 (require-package 'yasnippet)
 (require 'yasnippet)
 (yas-global-mode 1)
-
-;; PACKAGE: smartparens
-(require-package 'smartparens)
-(require 'smartparens-config)
-(setq sp-base-key-bindings 'paredit)
-(setq sp-autoskip-closing-pair 'always)
-(setq sp-hybrid-kill-entire-symbol nil)
-(sp-use-paredit-bindings)
+(require-package 'yasnippet-snippets)
 
 (show-smartparens-global-mode +1)
 (smartparens-global-mode 1)

snippets/solidity-mode/function_external

+# -*- mode: snippet; require-final-newline: nil -*-
+# name: function_external
+# key: fe
+# --
+function ${1:name}(${2:arg}) external {
+    $0
+}

snippets/solidity-mode/function_internal

+# -*- mode: snippet; require-final-newline: nil -*-
+# name: function_internal
+# key: fi
+# --
+function ${1:name}(${2:arg}) internal {
+    $0
+}

snippets/solidity-mode/function_private

+# -*- mode: snippet; require-final-newline: nil -*-
+# name: function_private
+# key: fpr
+# --
+function ${1:name}(${2:arg}) private {
+    $0
+}

snippets/solidity-mode/function_public

+# -*- mode: snippet; require-final-newline: nil -*-
+# name: function_public
+# key: fpu
+# --
+function ${1:name}(${2:arg}) public {
+    $0
+}

snippets/solidity-mode/pragma_contract

+# -*- mode: snippet; require-final-newline: nil -*-
+# name: pragma_contract
+# key: prc
+# --
+pragma solidity ${1:version};
+
+
+contract ${2:name} {
+    $0
+}