Format installation script.

Author: ghosind

install.sh

@@ -5,28 +5,6 @@
 # Ensure the script is downloaded completely
 {
 
-dvm_compare_version() {
-  test "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$2"
-}
-
-dvm_has() {
-  command -v "$1" > /dev/null
-}
-
-dvm_get_profile_file() {
-  case ${SHELL##*/} in
-  bash)
-    DVM_PROFILE_FILE="$HOME/.bashrc"
-    ;;
-  zsh)
-    DVM_PROFILE_FILE="$HOME/.zshrc"
-    ;;
-  *)
-    DVM_PROFILE_FILE="$HOME/.profile"
-    ;;
-  esac
-}
-
 dvm_add_into_profile_file() {
   local is_dvm_defined
 
@@ -47,6 +25,20 @@ export DVM_DIR=\"\$HOME/.dvm\"
 " >> "$DVM_PROFILE_FILE"
 }
 
+dvm_check_dir() {
+  if [ ! -d "$DVM_DIR" ]
+  then
+    mkdir -p "$DVM_DIR"
+  else
+    echo "directory $DVM_DIR already exists."
+    exit 1
+  fi
+}
+
+dvm_compare_version() {
+  test "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$2"
+}
+
 dvm_get_latest_version() {
   local request_url
   local response
@@ -75,42 +67,22 @@ dvm_get_latest_version() {
   DVM_LATEST_VERSION=$(echo "$response" | sed 's/"/\n/g' | grep tag_name -A 2 | grep v)
 }
 
-dvm_install_latest_version() {
-  local git_url
-  local cmd
-
-  case "$DVM_SOURCE" in
-  gitee)
-    git_url="https://gitee.com/ghosind/dvm.git"
+dvm_get_profile_file() {
+  case ${SHELL##*/} in
+  bash)
+    DVM_PROFILE_FILE="$HOME/.bashrc"
     ;;
-  github|*)
-    git_url="https://github.com/ghosind/dvm.git"
+  zsh)
+    DVM_PROFILE_FILE="$HOME/.zshrc"
+    ;;
+  *)
+    DVM_PROFILE_FILE="$HOME/.profile"
     ;;
   esac
-
-  if ! dvm_has git
-  then
-    echo "git is require."
-    exit 1
-  fi
-
-  cmd="git clone -b $DVM_LATEST_VERSION $git_url $DVM_DIR --depth=1"
-
-  if ! ${cmd}
-  then
-    echo "failed to download DVM."
-    exit 1
-  fi
 }
 
-dvm_check_dir() {
-  if [ ! -d "$DVM_DIR" ]
-  then
-    mkdir -p "$DVM_DIR"
-  else
-    echo "directory $DVM_DIR already exists."
-    exit 1
-  fi
+dvm_has() {
+  command -v "$1" > /dev/null
 }
 
 dvm_install() {
@@ -134,9 +106,32 @@ dvm_install() {
   echo "DVM has been installed, please restart your terminal or run \`source $DVM_PROFILE_FILE\` to apply changes."
 }
 
-dvm_set_default() {
-  DVM_DIR=${DVM_DIR:-$HOME/.dvm}
-  DVM_SOURCE=${DVM_SOURCE:-github}
+dvm_install_latest_version() {
+  local git_url
+  local cmd
+
+  case "$DVM_SOURCE" in
+  gitee)
+    git_url="https://gitee.com/ghosind/dvm.git"
+    ;;
+  github|*)
+    git_url="https://github.com/ghosind/dvm.git"
+    ;;
+  esac
+
+  if ! dvm_has git
+  then
+    echo "git is require."
+    exit 1
+  fi
+
+  cmd="git clone -b $DVM_LATEST_VERSION $git_url $DVM_DIR --depth=1"
+
+  if ! ${cmd}
+  then
+    echo "failed to download DVM."
+    exit 1
+  fi
 }
 
 dvm_print_help() {
@@ -153,6 +148,11 @@ dvm_print_help() {
   echo "  install.sh -r github -d ~/.dvm"
 }
 
+dvm_set_default() {
+  DVM_DIR=${DVM_DIR:-$HOME/.dvm}
+  DVM_SOURCE=${DVM_SOURCE:-github}
+}
+
 dvm_set_default
 
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