compgen: add page (#2050)

2018-03-31 17:51:22 +08:00
parent 8f238ae1df
commit 4aa6a324be
2 changed files with 46 additions and 0 deletions
--- a/pages/linux/compgen.md
+++ b/pages/linux/compgen.md
@@ -0,0 +1,23 @@
+# compgen
+
+> A built-in command for auto-completion in bash, which is called on pressing TAB key twice.
+
+- List all commands that you could run:
+
+`compgen -c`
+
+- List all aliases:
+
+`compgen -a`
+
+- List all functions that you could run:
+
+`compgen -A function`
+
+- Show shell reserved key words:
+
+`compgen -k`
+
+- See all available commands/aliases starting with 'ls':
+
+`compgen -ac {{ls}}`
--- a/pages/osx/compgen.md
+++ b/pages/osx/compgen.md
@@ -0,0 +1,23 @@
+# compgen
+
+> A built-in command for auto-completion in bash, which is called on pressing TAB key twice.
+
+- List all commands that you could run:
+
+`compgen -c`
+
+- List all aliases:
+
+`compgen -a`
+
+- List all functions that you could run:
+
+`compgen -A function`
+
+- Show shell reserved key words:
+
+`compgen -k`
+
+- See all available commands/aliases starting with 'ls':
+
+`compgen -ac {{ls}}`