try to add some functions from oh-my-zsh

zsh/websearch

@@ -0,0 +1,55 @@
+# web_search from terminal
+
+function web_search() {
+  emulate -L zsh
+
+  # define search engine URLS
+  typeset -A urls
+  urls=(
+    google      "https://www.google.com/search?q="
+    bing        "https://www.bing.com/search?q="
+    yahoo       "https://search.yahoo.com/search?p="
+    duckduckgo  "https://www.duckduckgo.com/?q="
+    yandex      "https://yandex.ru/yandsearch?text="
+    github      "https://github.com/search?q="
+    baidu       "https://www.baidu.com/s?wd="
+    ecosia      "https://www.ecosia.org/search?q="
+  )
+
+  # check whether the search engine is supported
+  if [[ -z "$urls[$1]" ]]; then
+    echo "Search engine $1 not supported."
+    return 1
+  fi
+
+  # search or go to main page depending on number of arguments passed
+  if [[ $# -gt 1 ]]; then
+    # build search url:
+    # join arguments passed with '+', then append to search engine URL
+    url="${urls[$1]}${(j:+:)@[2,-1]}"
+  else
+    # build main page url:
+    # split by '/', then rejoin protocol (1) and domain (2) parts with '//'
+    url="${(j://:)${(s:/:)urls[$1]}[1,2]}"
+  fi
+
+  open_command "$url"
+}
+
+
+alias bing='web_search bing'
+alias google='web_search google'
+alias yahoo='web_search yahoo'
+alias ddg='web_search duckduckgo'
+alias yandex='web_search yandex'
+alias github='web_search github'
+alias baidu='web_search baidu'
+alias ecosia='web_search ecosia'
+
+#add your own !bang searches here
+alias wiki='web_search duckduckgo \!w'
+alias news='web_search duckduckgo \!n'
+alias youtube='web_search duckduckgo \!yt'
+alias map='web_search duckduckgo \!m'
+alias image='web_search duckduckgo \!i'
+alias ducky='web_search duckduckgo \!'