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-rw-r--r--lib/functions.zsh30
1 files changed, 30 insertions, 0 deletions
diff --git a/lib/functions.zsh b/lib/functions.zsh
index d2dcadd0c..b4d89a64a 100644
--- a/lib/functions.zsh
+++ b/lib/functions.zsh
@@ -15,3 +15,33 @@ function take() {
cd $1
}
+#
+# Get the value of an alias.
+#
+# Arguments:
+# 1. alias - The alias to get its value from
+# STDOUT:
+# The value of alias $1 (if it has one).
+# Return value:
+# 0 if the alias was found,
+# 1 if it does not exist
+#
+function alias_value() {
+ alias "$1" | sed "s/^$1='\(.*\)'$/\1/"
+ test $(alias "$1")
+}
+
+#
+# Try to get the value of an alias,
+# otherwise return the input.
+#
+# Arguments:
+# 1. alias - The alias to get its value from
+# STDOUT:
+# The value of alias $1, or $1 if there is no alias $1.
+# Return value:
+# Always 0
+#
+function try_alias_value() {
+ alias_value "$1" || echo "$1"
+} \ No newline at end of file