docs: Add index page

Author: hyperupcall

basalt.toml

@@ -7,7 +7,7 @@ authors = ['Edwin Kofler <edwin@kofler.dev>']
 description = 'System for choosing default applications, programs, and utilities'
 
 [run]
-dependencies = ['https://github.com/hyperupcall/bash-args.git@v0.10.0']
+dependencies = ['https://github.com/hyperupcall/bash-args@v0.10.0', 'https://github.com/hyperupcall/bash-core.git@v0.6.0']
 sourceDirs = ['pkg/src']
 builtinDirs = []
 binDirs = ['pkg/bin']
@@ -17,5 +17,9 @@ manDirs = []
 [run.shellEnvironment]
 
 [run.setOptions]
+errexit = 'on'
+errfail = 'on'
+pipefail = 'on'
 
 [run.shoptOptions]
+shift_verbose = 'on'

docs/index.md

@@ -0,0 +1,3 @@
+# choose
+
+For details, see [Details](./details.md)

pkg/bin/choose

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
-eval "$(basalt-package-init)"
-basalt.package-init
+eval "$(basalt-package-init)" || exit
+basalt.package-init || exit
 basalt.package-load
 
 source "$BASALT_PACKAGE_DIR/pkg/src/bin/choose.sh"