Minimal config file / default filenames (todo.txt, done.txt, report.t…

…xt) (todotxt#289)

* Set default files name

* Add test for minimal config file

tests/t0000-config.sh

@@ -79,4 +79,18 @@ test_expect_success 'config file (env variable)' '
     test_cmp expect output && test -f used_config
 '
 
+cat > minimal.cfg << EOF
+export TODO_DIR=.
+touch used_config
+EOF
+
+rm -f used_config
+test_expect_success 'config file (minimal)' '
+    mkdir .todo
+    cp minimal.cfg .todo/config
+    todo.sh > output;
+    test_cmp expect output && test -f used_config &&
+        rm -rf .todo
+'
+
 test_done

todo.sh

@@ -785,6 +785,10 @@ ACTION=${1:-$TODOTXT_DEFAULT_ACTION}
     || echo "$TODOTXT_PRIORITY_ON_ADD" | grep -q "^[A-Z]$" \
     || die "TODOTXT_PRIORITY_ON_ADD should be a capital letter from A to Z (it is now \"$TODOTXT_PRIORITY_ON_ADD\")."
 
+[ -z "$TODO_FILE" ] && TODO_FILE="$TODO_DIR/todo.txt"
+[ -z "$DONE_FILE" ] && DONE_FILE="$TODO_DIR/done.txt"
+[ -z "$REPORT_FILE" ] && REPORT_FILE="$TODO_DIR/report.txt"
+
 [ -f "$TODO_FILE" ] || [ -c "$TODO_FILE" ] || > "$TODO_FILE"
 [ -f "$DONE_FILE" ] || [ -c "$DONE_FILE" ] || > "$DONE_FILE"
 [ -f "$REPORT_FILE" ] || [ -c "$REPORT_FILE" ] || > "$REPORT_FILE"