fix: allow combined multiple args (fixes #622)

.gitignore

@@ -13,3 +13,6 @@
 /bin/*
 .idea/
 .ropeproject/
+
+# E2E
+__pycache__

skim/src/options.rs

@@ -122,13 +122,20 @@ pub struct SkimOptions {
     ///     2..    From the 2nd field to the last field
     ///     ..-3   From the 1st field to the 3rd to the last field
     ///     ..     All the fields
-    #[arg(short, long, default_value = "", help_heading = "Search", verbatim_doc_comment)]
+    #[arg(
+        short,
+        long,
+        default_value = "",
+        help_heading = "Search",
+        verbatim_doc_comment,
+        value_delimiter = ','
+    )]
     pub nth: Vec<String>,
 
     /// Fields to be transformed
     ///
     /// See **nth** for the details
-    #[arg(long, default_value = "", help_heading = "Search")]
+    #[arg(long, default_value = "", help_heading = "Search", value_delimiter = ',')]
     pub with_nth: Vec<String>,
 
     /// Delimiter between fields
@@ -302,7 +309,7 @@ pub struct SkimOptions {
     ///
     /// If  the query is empty, skim will execute abort action, otherwise execute delete-char action. It
     /// is equal to ‘delete-char/eof‘.
-    #[arg(short, long, help_heading = "Interface", verbatim_doc_comment)]
+    #[arg(short, long, help_heading = "Interface", verbatim_doc_comment, value_delimiter = ',')]
     pub bind: Vec<String>,
 
     /// Enable multiple selection
@@ -576,7 +583,7 @@ pub struct SkimOptions {
     /// list.
     ///
     /// e.g. sk --expect=ctrl-v,ctrl-t,alt-s --expect=f1,f2,~,@
-    #[arg(long, help_heading = "Scripting")]
+    #[arg(long, help_heading = "Scripting", value_delimiter = ',')]
     pub expect: Vec<String>,
 
     /// Read input delimited by ASCII NUL(\\0) characters

test/run.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+TEST_CLASS=test_skim.TestSkim
+
+tests=$(sed -n 's/^\s\+def \(test_\w\+\)(self.*):\s*$/\1/p' test_skim.py | \
+  sk --multi)
+
+cargo build --release
+
+for test in $tests; do
+  python3 -m unittest $TEST_CLASS.$test
+done

test/test_skim.py

@@ -1342,6 +1342,39 @@ def test_tiebreak_neg_length(self):
         self.tmux.send_keys('c')
         self.tmux.until(lambda l: l[-3].startswith('> ac'))
 
+    def test_622_combined_multiple_flags_expect(self):
+        input_cmd = "echo -e 'a b c\\nd e f'"
+        args = '--expect ctrl-a,ctrl-b'
+        self.tmux.send_keys(f"{input_cmd} | {self.sk(args)}", Key('Enter'))
+        self.tmux.until(lambda l: l.ready_with_matches(2))
+        self.tmux.send_keys(Ctrl('a'))
+        out = self.readonce().split('\n')
+        self.assertEqual(out[-1], '')
+        self.assertEqual(out[-2], 'a b c')
+        self.assertEqual(out[-3], 'ctrl-a')
+        self.tmux.send_keys(f"{input_cmd} | {self.sk(args)}", Key('Enter'))
+        self.tmux.until(lambda l: l.ready_with_matches(2))
+        self.tmux.send_keys(Ctrl('b'))
+        out = self.readonce().split('\n')
+        self.assertEqual(out[-1], '')
+        self.assertEqual(out[-2], 'a b c')
+        self.assertEqual(out[-3], 'ctrl-b')
+
+    def test_622_combined_multiple_flags_nth(self):
+        input_cmd = "echo -e 'a b c\nd e f'"
+        args = '--nth 1,2'
+        self.tmux.send_keys(f"{input_cmd} | {self.sk(args)}", Key('Enter'))
+        self.tmux.until(lambda l: l.ready_with_matches(2))
+        self.tmux.send_keys('c')
+        self.tmux.until(lambda l: l.ready_with_matches(0))
+
+    def test_622_combined_multiple_flags_with_nth(self):
+        input_cmd = "echo -e 'a b c\nd e f'"
+        args = '--with-nth 1,2'
+        self.tmux.send_keys(f"{input_cmd} | {self.sk(args)}", Key('Enter'))
+        self.tmux.until(lambda l: l.ready_with_matches(2))
+        self.tmux.until(lambda l: l[-3] == '> a b')
+
 def find_prompt(lines, interactive=False, reverse=False):
     linen = -1
     prompt = ">"