add var expansion

1 files changed, 7 insertions, 1 deletions

diff --git a/src/lexparse.c b/src/lexparse.c
index 4ef228c..18d36ab 100644
--- a/src/lexparse.c
+++ b/src/lexparse.c
@@ -41,7 +41,6 @@ MaybeToken consolidate_buffer(LexingBuffer* buf) {
 
 static MaybeChunk handle_dollar_expansion(char* line, size_t* pos, QuotationMode qmode) {
     (*pos)++;
-
     if (line[*pos] == '(') {
         // TODO
         exit(66);
@@ -202,6 +201,13 @@ TokenVec* lex_level(char* line, size_t* pos, char until, TokenVecVec* tok_seq_po
         } else if (line[*pos] == '\"') {
             Chunk chunk = collect_double_q_section(line, pos);
             push_to_Word(&buf.word_germ, chunk);
+        } else if (line[*pos] == '$') {
+            MaybeChunk dollar_chunk = handle_dollar_expansion(line, pos, UN_Q);
+            if (dollar_chunk.some) {
+                push_to_Word(&buf.word_germ, dollar_chunk.value); 
+            } else {
+                push_to_String(&buf.lit_germ, '$');
+            }
         } else if (line[*pos] == '<' && line[(*pos)+1] == '(') {
             *pos += 2;
             MaybeToken m_tok = consolidate_buffer(&buf);