From fd9d9974e782f22ffa5c6b2f0dcdf695808cee48 Mon Sep 17 00:00:00 2001
From: Denis Isidoro <denisidoro@users.noreply.github.com>
Date: Sat, 21 Sep 2019 17:29:46 -0300
Subject: [PATCH] Prevent printing result in some cases with --no-interpolation
 (#25)

Fix #19 and #11
---
 src/arg.sh  |  2 +-
 src/main.sh | 11 ++++-------
 2 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/src/arg.sh b/src/arg.sh
index bcf09e5..007b821 100644
--- a/src/arg.sh
+++ b/src/arg.sh
@@ -16,7 +16,7 @@ arg::interpolate() {
 }
 
 arg::next() {
-   grep -Eo '<[0-9a-zA-Z\-_]+>' \
+   grep -Eo '<[0-9a-zA-Z_]+>' \
       | head -n1 \
       | tr -d '<' \
       | tr -d '>'
diff --git a/src/main.sh b/src/main.sh
index a778e58..dbb8ac1 100644
--- a/src/main.sh
+++ b/src/main.sh
@@ -8,12 +8,7 @@ main() {
    local cmd="$(selection::command "$selection" "$cheat")"
    local arg value
 
-   if ! $interpolation; then
-      echo "$cmd"
-      exit 0
-   fi
-
-   while true; do
+   while $interpolation; do
       arg="$(echo "$cmd" | arg::next || echo "")"
       if [ -z "$arg" ]; then
          break
@@ -29,7 +24,9 @@ main() {
       cmd="$(echo "$cmd" | arg::interpolate "$arg" "$value")"
    done
 
-   if $print; then
+   local readonly unresolved_arg="$(echo "$cmd" | arg::next || echo "")"
+
+   if $print || [ -n "$unresolved_arg" ]; then
       echo "$cmd"
    else
       eval "$cmd"