- Fix validations to only run once

Author: DannyBen

examples/render-mandoc/README.md

@@ -102,7 +102,7 @@ ISSUE TRACKER
 AUTHORS
        Lana Lang.
 
-Version 0.1.0                    December 2024                     download(1)
+Version 0.1.0                     April 2025                       download(1)
 
 
 ````

examples/render-mandoc/docs/download.1

@@ -1,6 +1,6 @@
 .\" Automatically generated by Pandoc 3.2
 .\"
-.TH "download" "1" "March 2025" "Version 0.1.0" "Sample application"
+.TH "download" "1" "April 2025" "Version 0.1.0" "Sample application"
 .SH NAME
 \f[B]download\f[R] \- Sample application
 .SH SYNOPSIS

examples/render-mandoc/docs/download.md

@@ -1,6 +1,6 @@
 % download(1) Version 0.1.0 | Sample application
 % Lana Lang
-% March 2025
+% April 2025
 
 NAME
 ==================================================

lib/bashly/views/flag/validations.gtx

@@ -6,16 +6,20 @@ if validate
     >   values=''
     >   eval "values=(${args['{{ long }}']})"
     >   for value in "${values[@]}"; do
-    >     if [[ -n $(validate_{{ validate }} "$value") ]]; then
-    >       printf "{{ strings[:validation_error] }}\n" "{{ usage_string }}" "$(validate_{{ validate }} "$value")" >&2
+    >     validation_output="$(validate_{{ validate }} "$value")"
+    >     if [[ -n "$validation_output" ]]; then
+    >       printf "{{ strings[:validation_error] }}\n" "{{ usage_string }}" "$validation_output" >&2
     >       exit 1
     >     fi
     >   done
     > fi
   else
-    > if [[ -v args['{{ long }}'] && -n $(validate_{{ validate }} "${args['{{ long }}']:-}") ]]; then
-    >   printf "{{ strings[:validation_error] }}\n" "{{ usage_string }}" "$(validate_{{ validate }} "${args['{{ long }}']:-}")" >&2
-    >   exit 1
+    > if [[ -v args['{{ long }}'] ]]; then
+    >   validation_output="$(validate_{{ validate }} "${args['{{ long }}']:-}")"
+    >   if [[ -n "${validation_output}" ]]; then
+    >     printf "{{ strings[:validation_error] }}\n" "{{ usage_string }}" "$validation_output" >&2
+    >     exit 1
+    >   fi
     > fi
     >
   end

spec/approvals/examples/render-mandoc

@@ -44,4 +44,4 @@ ISSUE TRACKER
 AUTHORS
        Lana Lang.
 
-Version 0.1.0                     March 2025                       download(1)
+Version 0.1.0                     April 2025                       download(1)