Update cheatsheets

tre

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# tre
+
+> Show the contents of the current directory as a tree.
+> Respects the `.gitignore` settings by default.
+> More information: <https://github.com/dduan/tre>.
+
+- Print directories only:
+
+`tre --directories`
+
+- Print JSON containing files in the tree hierarchy instead of the normal tree diagram:
+
+`tre --json`
+
+- Print files and directories up to the specified depth limit (where 1 means the current directory):
+
+`tre --limit {{depth}}`
+
+- Print all hidden files and directories using the specified colorization mode:
+
+`tre --all --color {{automatic|always|never}}`
+
+- Print files within the tree hierarchy, assigning a shell alias to each file that, when called, will open the associated file using the provided `command` (or in `$EDITOR` by default):
+
+`tre --editor {{command}}`
+
+- Print files within the tree hierarchy, excluding all paths that match the provided regular expression:
+
+`tre --exclude {{regular_expression}}`
+
+- Display version:
+
+`tre --version`
+
+- Display help:
+
+`tre --help`