Bookmarks for zsh with j

zsh/j.sh

@@ -0,0 +1,73 @@
+#!/usr/bin/env zsh
+
+local STORE="${HOME}/.j"
+touch $STORE
+
+# TODO: use a path-disallowed character as a separator (instead of a pipe)
+
+function _j_add() {
+    local name=$1;
+    local dir=${PWD}
+    echo "${name}|${dir}" >> "$STORE"
+    echo "${name}|${dir}"
+}
+function _j_delete() {
+    local name=$1;
+    grep -Ev "^${name}|" "$STORE" | sponge "$STORE"
+}
+
+function _j_jump() {
+    local name=$1;
+    local dir=$(grep -E "^${name}\|" "$STORE" | cut -d '|' -f 2)
+    if [ -n "$dir" ]; then
+        cd "$dir"
+    else
+        echo "No match found for $name"
+    fi
+}
+
+function _j_list() {
+    cat "$STORE"
+}
+
+function j() {
+    local action=''
+    local action_arg=''
+
+    while [ "$#@" -gt 0 ]; do
+        if [ -n "$action" ]; then
+            echo "Multiple actions specified"
+            return 1
+        fi
+
+        case "$1" in
+            --add|-a)
+                action='_j_add'
+                action_arg="$2"
+                shift 2
+                ;;
+            --delete|-d)
+                action='_j_delete'
+                action_arg="$2"
+                shift 2
+                ;;
+            --list|-l)
+                action='_j_list'
+                shift
+                continue
+                ;;
+            *)
+                action='_j_jump'
+                action_arg="$1"
+                shift
+                continue
+                ;;
+        esac
+    done
+
+    if [ -z "$action" ]; then
+        action='_j_list'
+    fi
+
+    "$action" "$action_arg"
+}