$ cd blank

# The default ID generation uses 4 lowercase alphanumeric characters.
$ zk new --dry-run
2>{{working-dir}}/{{match "[a-z0-9]{4}"}}.md

# Custom ID length.
$ echo "[note] id-length = 100" > .zk/config.toml
$ zk new --dry-run
2>{{working-dir}}/{{match "[a-z0-9]{100}"}}.md

# Uppercase.
$ echo "[note] id-length = 100\n id-case = 'upper'" > .zk/config.toml
$ zk new --dry-run
2>{{working-dir}}/{{match "[A-Z0-9]{100}"}}.md

# Lowercase.
$ echo "[note] id-length = 100\n id-case = 'lower'" > .zk/config.toml
$ zk new --dry-run
2>{{working-dir}}/{{match "[a-z0-9]{100}"}}.md

# Mixed case.
$ echo "[note] id-length = 100\n id-case = 'mixed'" > .zk/config.toml
$ zk new --dry-run
2>{{working-dir}}/{{match "[a-zA-Z0-9]{100}"}}.md

# Letters charset.
$ echo "[note] id-length = 100\n id-charset = 'letters'" > .zk/config.toml
$ zk new --dry-run
2>{{working-dir}}/{{match "[a-z]{100}"}}.md

# Numbers charset.
$ echo "[note] id-length = 100\n id-charset = 'numbers'" > .zk/config.toml
$ zk new --dry-run
2>{{working-dir}}/{{match "[0-9]{100}"}}.md

# Alphanumeric charset.
$ echo "[note] id-length = 100\n id-charset = 'alphanum'" > .zk/config.toml
$ zk new --dry-run
2>{{working-dir}}/{{match "[a-z0-9]{100}"}}.md

# Hexadecimal charset.
$ echo "[note] id-length = 100\n id-charset = 'hex'" > .zk/config.toml
$ zk new --dry-run
2>{{working-dir}}/{{match "[a-f0-9]{100}"}}.md

# Custom charset.
$ echo "[note] id-length = 100\n id-charset = 'abc01'" > .zk/config.toml
$ zk new --dry-run
2>{{working-dir}}/{{match "[a-c01]{100}"}}.md